Semitron LCP 4100 Resin
Semitron LCP 4100 is a high-performance thermoplastic liquid crystal aromatic polyester copolymer designed for ESD applications in electronics manufacturing. It qualifies for HTS 3907.99.2000 as it consists of over 95% aromatic polyester monomer units forming liquid crystal domains. Ideal for wafer handling and precision components requiring static dissipation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If vinyl chloride monomer predominates
Subheading hierarchy prioritizes predominant monomer; PVC copolymers shift to vinyl chloride polymers heading.
If imported as finished noncellular plates/sheets
Finished plastic articles in plate/sheet form (not primary forms) move from Chapter 39 primary polymers to Chapter 39 plates/sheets heading.
If blends not meeting 95% pure copolymer threshold
Fails specific LCP copolymer criteria under subheading note (a)(1), defaults to general aromatic polyester subheading.
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Import Tips & Compliance
• Document ESD properties and conductivity specifications separately from polymer classification
• Ensure packaging prevents moisture absorption during ocean transit (use desiccant)
• Classify based on base polymer, not additives like carbon fillers
Related Products under HTS 3907.99.20.00
Vectra E130i LCP Resin
Vectra E130i is a thermoplastic liquid crystal polymer (LCP) copolymer resin composed of aromatic polyester units, supplied in pellet form for injection molding. It falls under HTS 3907.99.2000 because it meets the criteria for thermoplastic liquid crystal aromatic polyester copolymers with over 95% of the specified monomer units by weight. This high-performance material is prized for its exceptional strength and thermal stability in precision components.
Xydar G330 LCP Pellets
Xydar G330 is a glass-filled thermoplastic liquid crystal aromatic polyester copolymer in pellet form, optimized for electrical connectors and automotive parts. Classified under HTS 3907.99.2000 due to its liquid crystal polymer structure meeting the 95% monomer weight threshold for aromatic polyester copolymers. Offers superior flow characteristics and dimensional stability at high temperatures.
Zenite 7141 LCP Compound
Zenite 7141 is a mineral-filled thermoplastic liquid crystal aromatic polyester copolymer for under-hood automotive applications. Meets HTS 3907.99.2000 criteria with liquid crystal aromatic polyester monomers comprising 95%+ by weight. Provides excellent chemical resistance and heat deflection up to 280°C.
Radel LCP Copolymer Pellets
Radel LCP copolymer pellets represent advanced thermoplastic liquid crystal aromatic polyester copolymers for medical device housings and connectors. Classified precisely under HTS 3907.99.2000 due to confirmed liquid crystal phase and 95%+ aromatic polyester composition. USP Class VI compliant for biocompatibility.