| 发明名称 |
PROCESS FOR THE PREPARATION OF MOLDED ARTICLES HAVING A CELLULAR CORE AND A DENSER PERIPHERAL ZONE WHICH EXHIBIT IMPROVED DEMOLDING CHARACTERISTICS |
| 摘要 |
PROCESS FOR THE PREPARATION OF MOLDED ARTICLES HAVING A CELLULAR CORE AND A DENSER PERIPHERAL ZONE WHICH EXHIBIT IMPROVED DEMOLDING CHARACTERISTICS This invention relates to a process for the preparation of molded articles having a cellular core and a denser peripheral zone using polyisocyanate addition polymerization having improved demolding characteristics through the use of an internal mold release agent. |
| 申请公布号 |
CA1277471(C) |
申请公布日期 |
1990.12.11 |
| 申请号 |
CA19870530885 |
申请日期 |
1987.03.02 |
| 申请人 |
HORN, PETER |
发明人 |
HORN, PETER;CHAKRABARTI, SARBANANDA;BOEHME, RALF;SCHMIDT, HANS U.;STREU, JOACHIM |
| 分类号 |
B29C33/60;C08G18/28;C08G18/34;C08G18/65;C08J9/00;C08K5/09;C08K5/098;C08K5/17;C08K5/20;C08K13/00 |
主分类号 |
B29C33/60 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
