Semiconductor Fabrication and Packaging Materials


Semiconductor Fabrication and Packaging Materials

End-to-end materials solutions to support the semiconductor manufacturing process

DuPont’s rich history of experience and innovation has deep roots in the semiconductor fabrication industry. Our broad portfolio and expertise support many segments, from advanced chip manufacturing processes, to advanced packaging and assembly, to compound semiconductor device fabrication.

We offer complementary, reliable, high-quality materials sets to support both today’s high-volume manufacturing processes and advanced technology for the future. Through close collaboration with our customers, we develop solutions to address leading-edge technology challenges that are critical to advancing diverse market drivers. We work with our customers to develop or place materials that meet their specific needs, including technical performance and cost-of-ownership improvements.

Our materials are valuable building blocks for today’s advanced microelectronics found in everything from consumer electronics to high-end data centers, automotive applications, medical devices, the Internet of Things, artificial intelligence, power electronics and more. 

  • At DuPont, we define semiconductor fabrication materials as chemistries and other products critical for wafer processing in the fabrication of silicon die, including microlithography, chemical mechanical planarization, and cleaning solutions, through to advanced wafer-level packaging processes, as well as other related technologies. 

Semiconductor Materials

  • Materials for Chemical Mechanical Planarization (CMP)

    Materials for Chemical Mechanical Planarization (CMP)

    CMP pads and slurries tailored to each customer's needs

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    • CMP Pads

    Broad portfolio of CMP pads to meet the needs of any application.

    • CMP Slurries

    A range of offerings for chemical mechanical planarization (CMP) including Novaplane™, Optiplane™, Acuplane™ and Klebosol® slurries.
  • Lithography Materials and Services

    Lithography Materials and Services

    Learn how DuPont develops and delivers market-leading lithography materials to support semiconductor advanced patterning.

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    • Photoresists

    DuPont’s robust, production-proven photoresist product line offers materials options that meet the requirements across generations of lithography processes.

    • Anti-Reflectants & Functional Sublayers

    Anti-reflective coatings and sublayers boost the effectiveness of lithography by widening and improving the process and reflectivity windows.

    • Advanced Overcoats

    Used in conjunction with photoresists, DuPont’s advanced overcoat materials are designed to prevent defects and improve the lithography process window, enabling finer feature patterns.

    • Ancillary Lithography Materials

    DuPont’s roots run deep in its production-proven line of ancillary lithography products. From developers, removers, and other enhancement chemistries, we support a total lithography solution.

    • Electronic Grade Polymers | DuPont Electronic Solutions

    DUV and 193nm photoresist performance begins with the polymer, and DuPont electronic grade polymers continue to improve upon existing techniques for polymer manufacture, isolation, and evaluation.

    • Metrology & Imaging Services

    We offer services such as defect testing or patterning wafers
  • EKC® Specialized Removers and Clean Chemistries

    EKC® Specialized Removers and Clean Chemistries

    Specialty removal and clean chemistries for use in post-chemical mechanical polishing (CMP) and post-etch processes.

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    • EKC® Strippers & Rinses

    Strippers to remove photoresist used during the lithography process

    • Post-CMP Cleaners

    Aqueous formulations employed for post-CMP cleaning are designed to protect the planarized metals and dielectrics preventing metal corrosion while providing a smooth defect free wafer surface.

    • Post-Clean Treatments

    Post-Clean treatments are specifically formulated for use after post etch residue or photoresist removal and prior to the DI water rinse step.

    • Post-Etch Residue Removers

    Aqueous & semi-aqueous organic mixtures formulated to effectively remove residues from substrate surfaces after via, poly and metal etch processes.

    • Removers for LED Fabrication

    Enable removal of positive- and negative-tone photoresists as well as plasma-hardened residues, and which are compatible with a wide variety of metals required to form LED contacts.

    • WLP Photoresist Removers & TSV Cleaners

    Formulations optimized to effectively remove thick and thin resists used for TSV masks and wafer bumping by solder electroplating or stencil printing.
  • Dual Damascene Copper

    Dual Damascene Copper

    Since 2006, leading-edge semiconductor manufacturers have relied upon DuPont Electronics & Imaging's dual damascene products for achieving semiconductor technology nodes below 20nm. What's our secret?

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  • Semiconductor Packaging Materials

    Semiconductor Packaging Materials

    With more than 50 years invested in technology development, DuPont Electronics & Imaging understands the needs in the market and has developed a broad portfolio of semiconductor packaging materials for a range of technology areas.

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    • Bump Plating Photoresists

    DuPont offers positive- and negative-tone photoresists designed to meet the tight pitches and varied topographies of today’s semiconductor advanced packaging applications.

    • Copper Pillar Plating

    Our production-proven Cu pillar formulations work in perfect harmony with our under-bump metallization (UBM) and tin-silver capping chemistries, to provide a seamless solution for all your Cu pillar needs.

    • Copper Redistribution Layer

    DuPont Electronics & Imaging copper chemistries for redistribution layers (RDLs) are ideally suited to today’s high-density requirements for wafer level packaging applications.

    • Packaging Dielectrics

    Look to DuPont for packaging dielectric formulations that have the mechanical properties, high resolution, low-temp curing, easy processes, and superior reliability needed to protect your advanced WLP.

    • Solder Bump Plating

    DuPont’s award-winning Solderon™ BP electroplating chemistries are a reliable alternative to tin-lead alloys for all wafer bumping applications.

    • Through Silicon Via Copper

    Years of experience and success in electroplating damascene copper have helped DuPont bring leading-edge copper TSV chemistries to the advanced packaging market.

    • Under Bump Metallization

    We offer a production-proven electroplating nickel chemistry tailored to meet a variety of UBM process needs
  • Semiconductor Assembly Materials

    Semiconductor Assembly Materials

    By working in collaboration with leading-edge packaging and assembly houses, DuPont Electronics & Imaging sets the bar for excellence. Our materials are developed based on the latest requirements and are proven in high-volume manufacturing.

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    • Die Attach Adhesives

    Ordinary die-attach adhesives suit ordinary chip applications. But when a chip design must deliver reliable performance in extreme temperatures, high moisture, or stressful environments look to DuPont Electronics & Imaging for extraordinary solutions.

    • Die Encapsulants

    Our silicone die encapsulants maintain reliable performance even at the high reflow temperatures required for lead-free solder processing or stringent thermal stress-reliability testing conditions.

    • Lid Seal Adhesives

    DuPont’s portfolio of silicone-based lid-seal adhesives are designed to handle the high functionality of today’s advanced packaging processes, delivering the performance needed for today’s high-performance computing, mobile and automotive electronic applications.

    • Permanent Bonding Dielectrics

    Photo-patternable dielectrics and non-photo-patternable adhesives make possible chip-to-wafer and wafer-to-wafer stacking for heterogeneous integration.

    • Thermal Interface Materials

    Our thermally conductive silicones are designed to handle the heat dissipation of today’s advanced electronic devices.
  • Semiconductor Silicone Materials

    Semiconductor Silicone Materials

    These materials are essential to a number of semiconductor process steps. They include chemical vapor deposition (CVD)/atomic layer deposition (ALD) gas/precursor, and spin-on dielectrics (SOD).

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    • Si Precursors

    Silicon precursors are high-purity gas or liquid materials used in key steps during the manufacture of semiconductor devices.

    • Spin-on dielectrics

    Spin-on dielectric materials to make multilevel metal ICs more planar, reducing process complexity and cost.
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    • Silicon Carbide Wafers & Epitaxy

    DuPont is your reliable global source of leading-edge, production-proven, high-crystal quality silicon carbide (SiC) wafers, and epitaxy services.