Optical Grade T Polyamide Copolymer Resin
Optical-grade resin pellets from the named bis(4-amino-3-methylcyclohexyl)methane-isophthalic acid-laurolactam copolymer for lens molding. HTS 3908.90.2000 per precise chemical match in Chapter 39 polyamides. Achieves glass-like transparency with high Abbe number.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If aromatic polyamide dominant
Subheading prioritizes by named polymer prefixes; aromatic types separate from cycloaliphatic copolymers.
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Import Tips & Compliance
• Include refractive index and haze specs in documentation; vacuum package to prevent contamination; confirm no fillers per primary form definition
Related Products under HTS 3908.90.20.00
Trogamid T Resin Pellets
Trogamid T is a transparent polyamide copolymer resin made from bis(4-amino-3-methylcyclohexyl)methane, isophthalic acid, and laurolactam, supplied in primary pellet form for injection molding. It falls under HTS 3908.90.2000 as it precisely matches the defined copolymer composition where the specified monomer units predominate by weight per Chapter 39 subheading notes. This engineering plastic offers high transparency and chemical resistance for demanding applications.
Grilamid TR Transparent Polyamide Pellets
Grilamid TR pellets are a semi-crystalline copolyamide based on bis(4-amino-3-methylcyclohexyl)methane-isophthalic acid-laurolactam, in primary granular form for extrusion and molding. Classified under HTS 3908.90.2000 due to exact match of named copolymer per subheading provisions. Used for optical and medical applications requiring clarity and toughness.
Transparent Polyamide MXD6-Laurolactam Copolymer Granules
Specialty granules of bis(4-amino-3-methylcyclohexyl)methane-isophthalic acid-laurolactam copolymer for high-barrier film production, in primary form. HTS 3908.90.2000 applies as this specific polyamide copolymer is explicitly named in the tariff schedule under polyamides in primary forms. Ideal for food packaging with superior gas barrier properties.
Engineering Grade Trogamid CX Pellets
Trogamid CX engineering resin pellets, a bis(4-amino-3-methylcyclohexyl)methane-isophthalic acid-laurolactam copolyamide in primary form for 3D printing filament production. Falls under HTS 3908.90.2000 per exact chemical definition in polyamides-other series. Provides excellent dimensional stability and chemical resistance.
High-Clarity Polyamide Copolymer Resin for Eyewear
Pelletized high-clarity resin from bis(4-amino-3-methylcyclohexyl)methane-isophthalic acid-laurolactam copolymer, primary form for injection-molded eyewear frames. Precisely classified in HTS 3908.90.2000 as the named polyamide copolymer meeting 95% monomer content rule. Offers scratch resistance and lightweight properties.
Laurolactam-Based Transparent PA Resin Pellets
Primary pellets of laurolactam-isophthalic acid-bis(4-amino-3-methylcyclohexyl)methane copolymer for medical device molding. HTS 3908.90.2000 due to specific naming in polyamide subheadings with predominant monomer compliance. Biocompatible and sterilizable for healthcare uses.