Formulation Chemicals
post etch/ash residual removal/PR stripper and speciality etchant
Purchem's patented formulation ASC-01, ASC-02 and ASC-03 are aqeous and semi-aqueous based chemicals with None-HDA compositions down to 20 nm.
Our cutting edge technology offers the best solution for the applications on post etching/ashing residual removal for Al/Cu BEOL, PR stripping and selective wet etching process.
High Purity Speciality Materials
Hydroxyl Amine (HDA)/9-Anthracenecarboxylic acid (9-ACA)/Sulfolane
Purchem's proprietary synthesis and purification technologies deliver semiconductor-grade key raw materials that play a pivotal role in the formulation of advanced chemical solutions. These materials are critical to ensuring the performance and precision required in the following semiconductor manufacturing processes:
Cleaning: Purchem’s high-purity chemicals ensure the removal of contaminants at the atomic level, safeguarding the integrity of delicate semiconductor surfaces.
Etching: Purchem enables controlled material removal, essential for defining micro- and nanoscale features in semiconductor devices.
Photoresist (PR) Stripping: Purchem provides specialized raw materials that facilitate efficient and residue-free removal of photoresist layers, preserving the underlying structures.
Photolithography Processes: Purchem’s contributions support high-resolution imaging and pattern transfer, meeting the stringent demands of modern semiconductor lithography.
With unmatched expertise in synthesis and purification, Purchem ensures unparalleled reliability and consistency, making its products indispensable in achieving the highest standards of semiconductor manufacturing.
Net Zero Waste Treatment
Polarization waste film recycle/Waste solvent recycle.
Purchem employs cutting-edge chemical engineering and material recovery technologies to address sustainability challenges in manufacturing industries, focusing on polarization waste film and waste solvent recycling.
Purchem’s proprietary processes enable the efficient recovery and reuse of valuable materials from polarization waste films, which are typically generated during the production of LCDs and OLEDs.
Decomposition and Separation: Advanced chemical methods are utilized to break down multi-layered films and separate critical materials such as iodine, boron and optical layers.
Purification and Recovery: High-precision purification technologies ensure that recovered materials meet the stringent quality standards for reuse in new polarization films or other optical applications.
Environmental Impact: This process significantly reduces landfill waste and supports a circular economy by reintegrating materials into the production chain.
Purchem’s solvent recycling technology is designed to reclaim high-purity solvents used in various industrial processes, including electronics manufacturing, chemical synthesis, and coating applications.
Distillation and Filtration: Multi-stage distillation and advanced filtration systems are employed to separate impurities, achieving semiconductor-grade solvent purity.
Chemical Treatment: Proprietary purification steps remove specific contaminants, restoring solvents to their original specifications for reuse.
Cost and Sustainability Benefits: By recycling solvents, industries can reduce raw material costs, lower disposal expenses, and minimize their environmental footprint.
Equipment
SEM-based real time inspection system/ Hydrogen gas removal device
Purchem’s Collaboration with Equipment Suppliers
SEM-Based Real-Time Inspection System:
Purchem partners with leading equipment suppliers to integrate advanced Scanning Electron Microscopy (SEM) technology, enabling precise, real-time defect inspection for semiconductor manufacturing. This collaboration ensures early detection of critical defects, enhancing yield and production efficiency.
Hydrogen Gas Removal Device:
Purchem works with specialized equipment suppliers to develop and implement hydrogen gas removal devices that ensure safe and efficient handling of hydrogen gas in industrial processes. These systems are designed to meet strict safety standards while optimizing operational performance.
Company Info.
Address: 3F., No. 32, Ln. 417, Xingshan Rd., Neihu Dist., Taipei City 114516 , Taiwan (R.O.C.)
Email: infos@purchemtech.com.tw
Company ID: 83516144
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