发明名称 |
PROCEDE POUR LA FABRICATION DE SUPPORT DESTINE A ETRE UTILISE DANS LA FORMATION DE PELLICULES EN POLYURETHANE |
摘要 |
A process is dislosed for producing a support suitable for use in the formation of polyurethane films, the support comprising a base and a releasing layer on the base comprising a polymeric mixture of 95 to 65 parts by weight of polypropylene and 5 to 35 parts by weight of polyethylene, which process comprises extrusion coating the base with said mixture through a T-die to form the releasing layer on the base, the temperature of the mixture as extruded through the T-die being controlled below 300 DEG C. |
申请公布号 |
FR2541182(B1) |
申请公布日期 |
1986.12.12 |
申请号 |
FR19830015552 |
申请日期 |
1983.09.29 |
申请人 |
SANYO KOKUSAKU PULP CO LTD |
发明人 |
TOMISHI SHIBANO, HIRONORI OZAWA ET SACHIO MARUCHI |
分类号 |
B29C47/00;B05D1/26;B05D5/08;B29B7/00;B29C31/00;B29C33/62;B29C33/68;B29C39/00;B29C41/12;B29C41/38;B29C47/02;B29C47/06;B29C61/00;B29C63/00;B29C63/02;B29K23/00;B29K75/00;B29L7/00;B29L9/00;B32B37/00;C09D123/12;D21H19/22;D21H27/00 |
主分类号 |
B29C47/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|