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  • 专利标题:   Super-barrier thermoplastic polyurethane film used for e.g. automobile interior trim and food packaging material, comprises thermoplastic polyurethane film layer, barrier layer containing inorganic particles, and bio-based barrier layer.
  • 专利号:   CN112455043-A
  • 发明人:   HE J, YANG B
  • 专利权人:   SUZHOU XIONGLIN NEW MATERIAL TECHNOLOGY, DONGGUAN XIONGLIN NEW MATERIAL TECHNOLOG
  • 国际专利分类:   B29C065/02, B29L007/00, B29L009/00, B32B027/08, B32B027/14, B32B027/18, B32B027/30, B32B027/34, B32B027/40, C08J005/18, C08K003/04, C08K003/34, C08K003/36, C08L023/08, C08L029/04, C08L005/08, C08L077/00
  • 专利详细信息:   CN112455043-A 09 Mar 2021 B32B-027/40 202141 Pages: 12 Chinese
  • 申请详细信息:   CN112455043-A CN11223183 05 Nov 2020
  • 优先权号:   CN11223183

▎ 摘　　要

NOVELTY - A super-barrier thermoplastic polyurethane (TPU) film comprises a TPU film layer, a barrier layer containing inorganic particles, and a bio-based barrier layer from top to bottom. USE - The super-barrier TPU film is useful for clothes, bed product, automobile interior trim and food packaging material. ADVANTAGE - The super-barrier TPU film has excellent water separation and oxygen barrier properties, biocompatibility, and antibacterial effect. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the super-barrier TPU film, which involves laminating the TPU film layer, the barrier layer containing inorganic particles and the bio-based barrier layer, and hot pressing.