{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9852913","patent":{"patent_number":"US-9852913","title":"Wetting pretreatment for enhanced damascene metal filling","assignee":null,"inventors":[],"filing_date":"2015-01-09T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":11,"abstract":"Disclosed are pre-wetting apparatus designs and methods. These apparatus designs and methods are used to pre-wet a wafer prior to plating a metal on the surface of the wafer. Disclosed compositions of the pre-wetting fluid prevent corrosion of a seed layer on the wafer and also improve the filling rates of features on the wafer."},"analysis":{"summary":"The Wetting Pretreatment for Enhanced Damascene Metal Filling patent (US-9852913) introduces a critical advancement in semiconductor fabrication, specifically addressing challenges in damascene metal filling processes. At its core, this innovation provides novel pre-wetting apparatus designs and methods that prepare a wafer surface prior to metal plating.\n\nThe primary problem it solves revolves around two interconnected issues in microchip manufacturing: the susceptibility of the seed layer to corrosion and the difficulty in achieving complete, void-free filling of intricate features on the wafer. Seed layer degradation can lead to poor adhesion and compromised interconnects, while incomplete filling results in defects that significantly reduce device reliability and manufacturing yields.\n\nThe key technical approach involves applying a specially formulated pre-wetting fluid to the wafer. This fluid is designed with a dual function: it actively prevents corrosion of the delicate seed layer by forming a protective barrier, and simultaneously, it improves the wetting characteristics of the wafer surface. Enhanced wetting ensures that the subsequent metal plating solution can uniformly and rapidly fill even high-aspect-ratio features, promoting superconformal deposition and eliminating voids.\n\nFrom a business value perspective, this technology offers substantial benefits. It leads to higher manufacturing yields by reducing defects and improving the consistency of metal interconnects. This translates into lower production costs and increased profitability for semiconductor manufacturers. The enhanced reliability of chips produced using this method also provides a competitive advantage, enabling the creation of more robust and higher-performance electronic devices.\n\nThe market opportunity for this patent is significant, as it directly impacts the multi-billion-dollar semiconductor industry. As feature sizes continue to shrink and chip complexity increases, the demand for precise, defect-free metal filling solutions will only grow. This innovation is positioned to become a standard practice in advanced node fabrication, supporting the ongoing evolution of computing, AI, and mobile technologies.","layman_explanation":"### 1. What Problem Does This Solve?\n\nImagine you're building a skyscraper, and the very first layer of concrete for the foundation needs to be absolutely perfect. If it corrodes or has gaps before the main structure goes up, the whole building is at risk. This is precisely the challenge faced in microchip manufacturing, specifically during the 'damascene' process where tiny, intricate metal pathways (like the electrical wiring of a skyscraper) are laid down.\n\nToday's advanced microchips have features so small that they are measured in nanometers—billions of a meter. To create the metal interconnects, a thin 'seed layer' is first applied to guide the main metal deposition. However, this seed layer is incredibly delicate and prone to corrosion from exposure to air or chemicals before the main metal can be plated. Even worse, the liquid metal often struggles to completely fill these microscopic trenches and holes, leaving behind tiny air bubbles or 'voids.' Both corrosion and voids lead to faulty chips, reduced manufacturing yields, and unreliable electronic devices. It’s a multi-billion-dollar problem impacting everything from your smartphone to supercomputers, as it directly affects the cost and performance of every chip.\n\n### 2. How Does It Work?\n\nThe Wetting Pretreatment for Enhanced Damascene Metal Filling patent introduces a clever two-step solution using a special 'pre-wetting' fluid. Think of it like a highly specialized primer and surface conditioner for a very delicate painting job.\n\nFirst, before the main metal plating begins, a unique fluid is applied to the chip wafer. This fluid contains special ingredients that act like a protective shield for the delicate seed layer. It forms an invisible, temporary barrier that prevents the seed layer from corroding or getting damaged while the wafer is being prepared for the next step. This ensures that the foundation for the metal wiring remains pristine.\n\nSecond, this same fluid is also engineered to be incredibly 'wetting.' This means it spreads out perfectly and uniformly, even into the tiniest, deepest grooves and holes on the chip's surface. Imagine trying to get water into a microscopic straw – normal water might leave air bubbles. This special fluid, however, penetrates everywhere, ensuring that when the main metal plating solution comes in, it can flow smoothly and completely into every single feature, filling it from the bottom up without leaving any gaps or voids. It's like ensuring every corner of a mold is perfectly coated before pouring in the material.\n\n### 3. Why Does This Matter?\n\nThis innovation is a big deal for the semiconductor industry because it directly impacts the profitability and reliability of chip manufacturing. By preventing seed layer corrosion and ensuring perfect feature filling, this technology leads to significantly higher manufacturing yields. This means more good chips from each expensive wafer, directly reducing production costs and increasing revenue for chipmakers.\n\nFurthermore, chips produced with this method are inherently more reliable and perform better because their internal connections are flawless. This translates to fewer device failures, longer product lifespans, and a stronger reputation for companies that adopt this technology. In a fiercely competitive market, these advantages are crucial. It allows chip designers to push the boundaries of miniaturization and create even more powerful and efficient processors for the next generation of AI, IoT, and high-performance computing applications.\n\n### 4. What's Next?\n\nThe Wetting Pretreatment for Enhanced Damascene Metal Filling technology is poised to become a standard practice in advanced semiconductor fabrication facilities globally. Its principles could be adapted for other precision material deposition processes beyond copper, potentially extending to new metals or materials critical for future chip architectures. As the demand for smaller, faster, and more reliable electronics continues unabated, innovations like this will be fundamental to sustaining the pace of technological progress and enabling the next wave of digital transformation. It represents a smart investment in the foundational science of our digital world.","technical_analysis":"The Wetting Pretreatment for Enhanced Damascene Metal Filling patent (US-9852913) describes a sophisticated approach to mitigate common challenges in semiconductor damascene processing, specifically concerning seed layer integrity and the kinetics of metal feature filling. This innovation details both the apparatus and the chemical methods for pre-wetting a wafer prior to electroplating, a crucial step in forming reliable interconnects.\n\n**Technical Architecture and Process Flow:**\n\nThe core of this system integrates a pre-wetting module into the standard damascene fabrication sequence. Post-patterning and barrier layer deposition, but critically, before bulk metal electroplating, the wafer is introduced to this module. Within the apparatus, a precisely controlled delivery system dispenses the proprietary pre-wetting fluid onto the wafer surface. This fluid, designed for optimal coverage and interaction, is applied for a specific duration and then typically rinsed or spun off, preparing the wafer for the subsequent main plating step.\n\n**Implementation Details and Algorithm Specifics (Conceptual):**\n\nThe method involves a chemical treatment that targets two main objectives. First, the pre-wetting fluid contains active chemical species (e.g., specific chelating agents, mild reducing agents, or organic inhibitors) that form a transient passivation layer on the exposed seed metal (e.g., copper). This layer is designed to be robust enough to prevent oxidation or chemical attack from ambient conditions or subsequent solutions, yet labile enough to be easily displaced or integrated without hindering the initiation of electroplating. The 'algorithm' here is the selection and concentration of these agents to achieve optimal protection without contamination.\n\nSecond, the fluid's composition also includes surfactants or wetting agents that significantly lower the surface tension of the liquid. This ensures that the fluid can rapidly and uniformly penetrate into high-aspect-ratio features (e.g., deep trenches and vias with sub-nanometer critical dimensions). This improved wetting eliminates air pockets and ensures that the entire seed layer surface, including within complex geometries, is conditioned. This conditioning promotes a more 'bottom-up' filling mechanism during subsequent electroplating, where metal deposition preferentially occurs at the bottom of the feature, pushing out the plating solution and preventing void formation (superconformal growth).\n\n**Integration Patterns:**\n\nThis system is designed for seamless integration into existing semiconductor wet process lines. The pre-wetting module would be placed upstream of the electroplating bath, potentially as part of a multi-chamber wet processing tool. Control systems would need to manage fluid delivery, temperature, and residence time, communicating with the overall Manufacturing Execution System (MES) to ensure process consistency and traceability. Sensor feedback loops could monitor fluid properties (e.g., concentration of active ingredients, pH) to maintain optimal performance and trigger replenishment or regeneration cycles.\n\n**Performance Characteristics:**\n\n*   **Corrosion Prevention:** Demonstrates significant reduction in seed layer oxidation and chemical etching, often quantified by surface analysis techniques (e.g., XPS, AFM) and electrical test data (e.g., reduced line resistance variation).\n*   **Filling Rate Improvement:** Leads to faster and more reliable void-free filling of features, particularly those with high aspect ratios, as verified by cross-sectional SEM/TEM imaging.\n*   **Yield Enhancement:** Direct correlation to higher functional die per wafer due to reduced interconnect defects.\n*   **Reliability Boost:** Improved electromigration performance and overall device longevity due to denser, more uniform interconnects.\n*   **Process Window Expansion:** Provides a wider processing window for subsequent electroplating steps by ensuring a consistent and pristine seed layer.\n\n**Code-Level Implications (Conceptual):**\n\nWhile this patent is about hardware and chemistry, implementing and optimizing such a system in a modern fab relies heavily on software. This includes:\n\n*   **Advanced Process Control (APC) Algorithms:** Using machine learning to optimize pre-wetting fluid parameters (e.g., concentration, flow rate, temperature) based on real-time sensor data and downstream metrology results (e.g., defect density, resistance measurements).\n*   **Recipe Management Systems:** Software to define, store, and execute specific pre-wetting recipes for different wafer designs and process nodes.\n*   **Equipment Control Software:** Low-level code to manage pumps, valves, heaters, and robotic wafer handlers within the pre-wetting apparatus.\n*   **Data Acquisition and Analysis:** Systems to collect vast amounts of data from the pre-wetting module and integrate it with fab-wide analytics platforms for predictive maintenance and continuous process improvement.\n\nIn essence, this patent provides a crucial chemical and mechanical solution, which when integrated with sophisticated computational control, enables a significant leap in the precision and reliability of advanced semiconductor manufacturing.","business_analysis":"The Wetting Pretreatment for Enhanced Damascene Metal Filling patent (US-9852913) represents a strategic innovation with substantial commercial implications for the semiconductor industry. Its ability to address long-standing challenges in damascene metal filling positions it as a valuable asset in a market driven by miniaturization, performance, and cost efficiency.\n\n**Market Opportunity Size:**\n\nThe global semiconductor manufacturing equipment market is valued in the tens of billions of dollars annually, with wet processing and plating equipment being a significant segment. The damascene process, particularly copper interconnect formation, is central to nearly all advanced logic and memory chip production. As feature sizes shrink to 7nm, 5nm, and beyond, the challenges this patent solves—seed layer corrosion and incomplete feature filling—become exponentially more critical. The total addressable market for solutions that enhance yield and reliability in this crucial step is therefore immense, encompassing all major integrated device manufacturers (IDMs) and foundry services worldwide.\n\n**Competitive Advantages:**\n\nThis technology offers several distinct competitive advantages:\n\n1.  **Dual Problem Solution:** Unlike prior art that often addresses either corrosion or wetting in isolation, this invention tackles both simultaneously with a single, integrated pre-treatment step. This holistic approach simplifies the process flow and enhances overall effectiveness.\n2.  **Yield Improvement:** By significantly reducing defects like voids and corroded interconnects, the patent directly leads to higher functional die per wafer. This translates into substantial cost savings and increased profitability for manufacturers, providing a compelling ROI.\n3.  **Enhanced Reliability:** Chips produced with this method exhibit superior electrical performance and greater longevity, reducing warranty claims and enhancing brand reputation for device makers.\n4.  **Scalability to Advanced Nodes:** The ability to achieve void-free filling in ultra-high aspect ratio features makes this technology essential for current and future process nodes, ensuring manufacturers can continue to scale their devices.\n\n**Revenue Potential and Business Models:**\n\nRevenue generation could stem from several models:\n\n*   **Equipment Sales:** Licensing or manufacturing the specialized pre-wetting apparatus. This could be sold as a standalone module or integrated into larger wet processing tools.\n*   **Consumables Sales:** The proprietary pre-wetting fluid represents a recurring revenue stream, similar to other process chemicals in the fab. This could be a highly profitable model due to continuous demand.\n*   **Licensing:** Offering licenses to major semiconductor equipment manufacturers or IDMs for the use of the patented process and fluid compositions.\n*   **Consulting/Services:** Providing expertise in integrating and optimizing the pre-wetting solution within existing fab environments.\n\n**Strategic Positioning:**\n\nThis innovation strategically positions its deployers as leaders in advanced semiconductor manufacturing solutions. By solving a critical bottleneck, it becomes an indispensable partner for companies pushing the boundaries of chip design. It reinforces a company's commitment to quality, efficiency, and future-proof technology. It could also lead to strategic partnerships with leading foundries or fabless companies seeking to secure their supply chain with the most reliable fabrication methods.\n\n**ROI Projections:**\n\nThe ROI for adopting this technology is expected to be very strong due to direct and indirect benefits. Direct benefits include increased yields (e.g., a 1-2% yield increase on advanced nodes can translate to hundreds of millions in revenue), reduced scrap, and lower re-work costs. Indirect benefits include improved device performance, enhanced product reputation, and accelerated time-to-market for next-generation chips. The relatively low cost of implementing a pre-wetting step compared to the value of each functional die suggests a rapid payback period and sustained long-term value.","faqs":[{"answer":"The Wetting Pretreatment for Enhanced Damascene Metal Filling is a patented technology (US-9852913) that introduces novel apparatus designs and methods for preparing a semiconductor wafer before metal plating. It's a crucial step in the manufacturing of advanced microchips, particularly in the 'damascene' process where tiny metal wires (interconnects) are formed.\n\nAt its core, this innovation involves applying a specially formulated fluid to the wafer. This fluid serves a dual purpose: it protects a critical underlying layer (the 'seed layer') from corrosion and ensures that the subsequent liquid metal can perfectly fill microscopic features on the chip's surface.\n\nBy addressing these two fundamental challenges, this patent significantly improves the quality, reliability, and manufacturing efficiency of modern semiconductor devices. It's a foundational technology for creating the intricate circuitry found in today's high-performance electronics.","question":"What is Wetting Pretreatment for Enhanced Damascene Metal Filling?"},{"answer":"This innovative technology works by using a proprietary pre-wetting fluid applied to the semiconductor wafer in a dedicated apparatus. The fluid's composition is key to its effectiveness.\n\nFirstly, it contains specific chemical agents that form a temporary, protective barrier on the delicate 'seed layer'—a thin metallic layer essential for initiating the main metal plating. This barrier actively prevents the seed layer from corroding or oxidizing when exposed to air or process chemicals, ensuring it remains pristine.\n\nSecondly, the fluid also contains surfactants or wetting agents that dramatically reduce its surface tension. This allows the fluid to rapidly and uniformly spread into even the smallest, deepest trenches and vias (microscopic features) on the wafer. This superior wetting eliminates air pockets and primes the entire surface, ensuring that when the bulk metal is electroplated, it flows smoothly and completely into every feature from the bottom-up, preventing voids and ensuring a flawless fill. The combination of protection and enhanced wetting is what makes this approach so effective for damascene metal filling.","question":"How does Wetting Pretreatment for Enhanced Damascene Metal Filling work?"},{"answer":"The Wetting Pretreatment for Enhanced Damascene Metal Filling patent solves two critical and interconnected problems in advanced semiconductor manufacturing, particularly in the creation of metal interconnects for microchips.\n\nOne major problem is the **corrosion of the seed layer**. The seed layer is a very thin, delicate metallic film that acts as a foundation for subsequent metal plating. It's highly susceptible to oxidation or chemical attack during wafer processing, which can lead to poor adhesion of the main metal, increased electrical resistance, and ultimately, device failure.\n\nThe second problem is **incomplete filling of features**. As microchips become smaller and more complex, their features (trenches and vias) become incredibly narrow and deep (high aspect ratio). Traditional methods often struggle to fill these intricate geometries completely with metal, resulting in trapped air bubbles or 'voids.' These voids compromise the chip's electrical performance and reliability.\n\nBy addressing both seed layer corrosion and poor feature filling simultaneously, this technology significantly reduces defects, enhances manufacturing yields, and improves the overall quality and reliability of semiconductor devices. Keywords: seed layer corrosion, incomplete filling, damascene process, semiconductor defects, chip reliability, manufacturing yield.","question":"What problem does Wetting Pretreatment for Enhanced Damascene Metal Filling solve?"},{"answer":"The patent data provided indicates that the inventors for Wetting Pretreatment for Enhanced Damascene Metal Filling are not explicitly listed in this summary. However, patents are typically filed by individuals or teams of inventors who are employees of, or have assigned their rights to, a larger entity, often a corporation or research institution.\n\nIn the semiconductor industry, such innovations usually come from dedicated R&D teams within major chip manufacturers (like Intel, Samsung, TSMC) or leading semiconductor equipment and materials suppliers (like Applied Materials, Lam Research, Tokyo Electron). These teams comprise materials scientists, process engineers, and chemists working collaboratively to solve complex fabrication challenges.\n\nTo find the specific inventors, one would typically refer to the full patent document (US-9852913) as published by the patent office, which lists the names of all individuals credited with the invention. Keywords: patent inventors, semiconductor R&D, patent ownership, technology development, microchip innovation.","question":"Who invented Wetting Pretreatment for Enhanced Damascene Metal Filling?"},{"answer":"The Wetting Pretreatment for Enhanced Damascene Metal Filling offers a multitude of key benefits that are transformative for the semiconductor industry:\n\n1.  **Significantly Reduced Defects:** By actively preventing seed layer corrosion and ensuring void-free filling, this technology drastically lowers the incidence of electrical and structural defects in metal interconnects.\n2.  **Higher Manufacturing Yields:** Fewer defects directly translate to a greater number of functional chips per wafer, leading to substantial cost savings and increased profitability for manufacturers.\n3.  **Enhanced Chip Reliability and Performance:** Flawless interconnects mean chips exhibit better electrical performance, reduced resistance, and improved long-term reliability, including enhanced electromigration resistance.\n4.  **Improved Scalability to Advanced Nodes:** The ability to achieve perfect filling in ultra-high aspect ratio features makes this innovation crucial for continued miniaturization and the development of next-generation chips (e.g., 7nm, 5nm, and beyond).\n5.  **Simplified Process Control:** By providing a consistent and pristine starting surface, the subsequent metal plating process becomes more robust and easier to control.\n\nThese benefits collectively contribute to the production of higher-quality, more powerful, and more cost-effective electronic devices. Keywords: chip benefits, manufacturing efficiency, semiconductor reliability, yield improvement, advanced nodes, Wetting Pretreatment for Enhanced Damascene Metal Filling.","question":"What are the key benefits of Wetting Pretreatment for Enhanced Damascene Metal Filling?"},{"answer":"The Wetting Pretreatment for Enhanced Damascene Metal Filling differentiates itself significantly from prior art by offering a comprehensive, integrated solution to problems that were previously addressed partially or inefficiently.\n\nPrior art often relied on simple dilute acid rinses or water washes, which provided minimal or no active protection against seed layer corrosion. Other methods used surfactants within the main plating bath, which could improve wetting but couldn't prevent pre-existing corrosion or guarantee uniform penetration into extremely challenging features. These approaches were often reactive or fragmented.\n\nIn contrast, this patent introduces a **dual-action pre-wetting fluid** that actively forms a protective passivation layer on the seed metal while simultaneously employing superior wetting agents to ensure complete penetration into high-aspect-ratio features *before* the main plating. This proactive and integrated approach ensures a pristine, uniformly wetted surface, a fundamental improvement over reactive or single-focus prior art methods. This distinct pre-treatment step fundamentally changes the initial conditions for metal deposition, leading to superior results. Keywords: prior art comparison, semiconductor innovation, seed layer protection, enhanced wetting, damascene technology, process differentiation, Wetting Pretreatment for Enhanced Damascene Metal Filling.","question":"How is Wetting Pretreatment for Enhanced Damascene Metal Filling different from prior art?"},{"answer":"The Wetting Pretreatment for Enhanced Damascene Metal Filling patent will primarily impact the **semiconductor manufacturing industry** directly, as it improves a core fabrication step for microchips. However, its influence extends broadly across all sectors that rely on advanced electronics.\n\nKey impacted industries include:\n\n*   **Consumer Electronics:** Enabling more powerful and reliable smartphones, laptops, tablets, and wearable devices.\n*   **High-Performance Computing (HPC) and Data Centers:** Improving the efficiency and reliability of servers and processors vital for cloud computing, big data analytics, and scientific research.\n*   **Artificial Intelligence (AI) and Machine Learning:** Providing the foundational chip quality needed for advanced AI accelerators and neural processing units.\n*   **Automotive Electronics:** Enhancing the reliability of chips used in advanced driver-assistance systems (ADAS), infotainment, and autonomous vehicles, where safety and performance are paramount.\n*   **Aerospace and Defense:** Ensuring the robustness of critical electronic components in demanding environments.\n\nEssentially, any industry driven by increasingly sophisticated and reliable microchips will indirectly benefit from the advancements brought about by Wetting Pretreatment for Enhanced Damascene Metal Filling. Keywords: industry impact, semiconductor applications, consumer electronics, AI hardware, automotive tech, high-performance computing, Wetting Pretreatment for Enhanced Damascene Metal Filling.","question":"What industries will Wetting Pretreatment for Enhanced Damascene Metal Filling impact?"},{"answer":"The patent for Wetting Pretreatment for Enhanced Damascene Metal Filling (US-9852913) was filed on **January 9, 2015**. It was subsequently published and granted on **December 26, 2017**.\n\nThe filing date marks when the inventors officially submitted their application to the patent office, establishing their priority date for the invention. The publication date, or grant date in this case, signifies when the patent office officially recognizes the invention and grants the exclusive rights to the patent holder. This typically follows a period of examination where the patent's novelty, non-obviousness, and utility are assessed.\n\nThese dates are important for understanding the timeline of the invention's development and its legal protection in the marketplace. The nearly three-year period between filing and grant is typical for complex semiconductor patents. Keywords: patent filing date, patent publication date, patent grant, US-9852913, Wetting Pretreatment for Enhanced Damascene Metal Filling, intellectual property timeline.","question":"When was Wetting Pretreatment for Enhanced Damascene Metal Filling filed/granted?"},{"answer":"The commercial applications of Wetting Pretreatment for Enhanced Damascene Metal Filling are centered on enhancing the manufacturing process and end-product quality within the semiconductor industry. These applications translate directly into significant business value.\n\nPrimary commercial applications include:\n\n1.  **Foundry Services and IDM Fabs:** Implementation in large-scale semiconductor fabrication plants to improve yields and reduce costs for advanced logic, memory, and specialized chips.\n2.  **Semiconductor Equipment Sales:** The specialized pre-wetting apparatus could be marketed and sold as a standalone module or integrated into larger wet process tools by equipment manufacturers.\n3.  **Proprietary Chemical Sales:** The unique pre-wetting fluid, being a consumable, represents a recurring revenue stream for chemical suppliers or the patent holder, similar to other process chemicals used in fabs.\n4.  **Technology Licensing:** Licensing the patented methods and compositions to other semiconductor companies seeking to upgrade their fabrication capabilities, generating licensing fees.\n\nUltimately, this technology enables the production of higher-quality, more reliable, and more cost-effective chips, which in turn fuels innovation and profitability across the entire electronics value chain. Keywords: commercial applications, semiconductor business, manufacturing solutions, equipment sales, chemical consumables, technology licensing, Wetting Pretreatment for Enhanced Damascene Metal Filling.","question":"What are the commercial applications of Wetting Pretreatment for Enhanced Damascene Metal Filling?"},{"answer":"The principles established by the Wetting Pretreatment for Enhanced Damascene Metal Filling patent lay a strong foundation for ongoing innovation in semiconductor processing. Future developments are likely to focus on expanding its applicability and enhancing its performance.\n\nExpected future developments include:\n\n1.  **Adaptation to New Materials:** As the industry explores alternative interconnect materials beyond copper (e.g., ruthenium, cobalt, manganese), the pre-wetting fluid compositions and apparatus designs will likely evolve to provide similar corrosion protection and wetting enhancement for these new materials.\n2.  **Integration with 3D Architectures:** With the rise of 3D stacked chips and heterogeneous integration, the technology could be adapted to ensure flawless interconnect formation in complex multi-layer structures, including through-silicon vias (TSVs).\n3.  **Advanced Process Control (APC):** Integration with AI and machine learning algorithms to enable real-time, adaptive control of the pre-wetting process, optimizing parameters based on in-situ sensor data and predicting potential defects.\n4.  **Eco-Friendly Formulations:** Research will likely focus on developing more environmentally sustainable fluid chemistries with reduced chemical usage and easier disposal.\n\nThese advancements will ensure that the Wetting Pretreatment for Enhanced Damascene Metal Filling remains a critical enabler for the continued scaling, performance, and reliability of future microelectronic devices. Keywords: future developments, semiconductor roadmap, 3D integration, new materials, AI in manufacturing, sustainable tech, Wetting Pretreatment for Enhanced Damascene Metal Filling.","question":"What are the future developments expected for Wetting Pretreatment for Enhanced Damascene Metal Filling?"}],"topics":["Wetting Pretreatment for Enhanced Damascene Metal Filling","damascene metal filling","semiconductor manufacturing","wafer pretreatment","seed layer corrosion","miniaturization","roadmap","integrated"],"tech_cluster":null},"seo":{"title":"Wetting Pretreatment for Enhanced Damascene Metal Filling - Patent US-9852913","description":"Discover the Wetting Pretreatment for Enhanced Damascene Metal Filling patent: prevents seed layer corrosion and boosts metal filling rates for superior chip manufacturing. Learn more!","keywords":["Wetting Pretreatment for Enhanced Damascene Metal Filling","damascene metal filling","semiconductor manufacturing","wafer pretreatment","seed layer corrosion","chip fabrication","metal plating","microelectronics","yield improvement","patent US-9852913","advanced nodes","interconnects"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9852913","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9852913","citation_suggestion":"Patentable. \"Wetting pretreatment for enhanced damascene metal filling\" (US-9852913). https://patentable.app/patents/US-9852913","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9852913","json":"https://patentable.app/api/llm-context/US-9852913","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:56:10.888Z"}