发明名称 |
FIBRILLATED WEATHERPROOF WEBS HAVING NETWORK STRUCTURE, NONWOVEN FABRICS MADE FROM THE WEBS, AND PROCESSES FOR THE PRODUCTION OF THE WEBS AND NONWOVEN FABRICS |
摘要 |
<p>Disclosed herein is a fibrillated weatherproof web having a network structure, which can be produced with ease and is economical. The web comprises a multilayer composite film composed of at least two layers, one being a first layer (I) made of a first thermoplastic resin and the other a second layer (II) made of a second thermoplastic resin having a melting point lower than the first thermoplastic resin and containing at least 300 ppm of a light resistance imparting agent. A number of slits have been formed in a longitudinal or transverse direction. The web has been oriented at a draw ratio in a range of from 1.1 to 15 times. A nonwoven fabric making use of one or more fibrillated webs of the above sort and processes for the production of the web and nonwoven fabric are also disclosed.</p> |
申请公布号 |
EP0368516(A3) |
申请公布日期 |
1991.03.20 |
申请号 |
EP19890311106 |
申请日期 |
1989.10.27 |
申请人 |
NIPPON PETROCHEMICALS COMPANY, LIMITED |
发明人 |
YAMAZAKI, SHINJI;KOTSUKA, TOSHIO |
分类号 |
B29C69/00;B29D28/00;B32B3/24;B32B27/08;D04H13/00;D04H13/02;(IPC1-7):B32B5/22;B32B31/16 |
主分类号 |
B29C69/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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