优秀员工标准美国手表专利名称：Carpet and carpet backing 发明人：Ronald J. Weeks,Yi Jin
美丽乡村建设项目
什么华什么实申请号：US12499667
申请日：20090708
公开号：US09885149B2
公开日：
20180206
专利内容由知识产权出版社提供
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摘要：The prent invention pertains to carpet and carpet tile. In one aspect, the carpet includes (a) a primary backing which has a face and a back surface, (b) a plurality of fibers attached to the primary backing and extending from the face of the primary backing and expod at the back surface of the primary backing, (c) an adhesive backing, (d) an optional condary backing adjacent to the adhesive backing, and (e) at least one non-chlorinated, non-polyvinyl butyral thermoplastic polymer or composition having a specific growth tension at 40 C and a specific residual stress at 25% strain. Additional steps and procedures include washing or scouring the primary backing and fibers prior to the extrusion step, and utilizing implosion agents. The preferred olefin block copolymer are ethylene bad block interpolymers. The constructions and methods described herein are particularly suited for making tufted, broad-loom carpet having improved abrasion resistance.
申请人：Ronald J. Weeks,Yi Jin
地址：Lake Jackson TX US,Lake Jackson TX US
国籍：US,US腊排骨炖什么好吃
代理机构：Husch Blackwell LLP鼻子结构
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