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Part of: 39079950 — Other
N352351 · 2026-03-23 — The tariff classification and country of origin of a polybutylene succinate (PBS)-starch composite
The documentation that was supplied with your request was sent to our Lab and Scientific Services Division for review. The review is now complete. The product under consideration is referred to as a biopolymer-starch composite. It is noted to be a polybutylene succinate (PBS) - corn starch composite material. The material will be used to manufacture compostable products and high-performance composites. Chinese origin PBS is shipped to Taiwan. In Taiwan, two powder mixtures are prepared. Powder Mixture 1 is comprised of Taiwanese origin corn starch and Triethyl Citrate (TEC). The starch is…
N353667 · 2025-09-25 — The tariff classification of Miramer AS2010, Miramer AS4004 and Miramer PE250 from South Korea
, Ltd. Miramer AS2010 (CAS No. 67906-98-3) is a polyester acrylate copolymer. It is used in the manufacture of coatings and inks. Miramer AS4004 (CAS No. 2133807-72-2) is a polyether acrylate copolymer. It is used in the manufacture of coatings and inks. Miramer PE250 (CAS No. 36425-15-7) is a combination of Bisphenol A diglycidyl ether resin and Methacrylic acid. It is used in the manufacture of 3D printing, adhesives and inks. You suggest classification of the Miramer PE250 in subheading 3824.99.9397, HTSUS, which provides for Prepared binders for foundry molds or cores; chemical products…
N341500 · 2024-08-14 — The tariff classification and country of origin of polybutylene adipate terephthalate (PBAT) compound
The product under consideration is referred to as PBAT compound. The product is referred to as a copolymer composed of 70 percent PBAT, 10 percent polylactic acid (PLA), 15 percent calcium carbonate (CaCO3) and 5 percent talc. The primary target applications of the PBAT compound are plastic bags, mulch films and food packaging. PBAT Neat is shipped from China to South Korea. In South Korea, the PBAT Neat is measured and added to the mixer. PLA sourced from Thailand, Talc sourced from India or Pakistan and other additives are measured and added to the mixer. The components are mixed together.…
N332390 · 2023-05-04 — The tariff classification of polybutylene succinate (CAS# 25777-14-4) from China
The product under consideration is polybutylene succinate (PBS) or poly(1,4-butane diol succinate), (CAS# 25777-14-4). It is a saturated biodegradable polyester. It can be used for extrusion coating, blown film extruders, and injection molding. This product is being imported for use in the production of biodegradable packaging peanuts. It will be imported in 25 kg or 500 kg bags on pallets. The applicable subheading for the polybutylene succinate or poly(1,4-butane diol succinate) will be 3907.99.5050, Harmonized Tariff Schedule of the United States (HTSUS), which provides for polyacetals,…
N301804 · 2018-12-03 — The tariff classification of UV Stabilizer 622 (CAS No.65447-77-0) from China
The subject product, UV Stabilizer 622 (CAS No. 65447-77-0) is also known by chemical name: Butanedioic acid,Poly-(N-ß-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate). It is an ultraviolet light stabilizer. The applicable subheading for the UV Stabilizer 622 (CAS No. 65447-77-0) will be 3907.99.5050, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters in primary forms: Other polyesters: Other: Other: Other. The rate of…
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