| 发明名称 |
POLYURETHANE SYNTACTIC FOAM MODELING STOCK |
| 摘要 |
Polyurethane Syntactic Foam Modeling Stock Polyurethane syntactic foam compositions having high glass transition temperatures and low coefficients of thermal expansion suitable for use in tooling applications as modeling stock are prepared from polymeric isocyanate, an amine-based polyol, a polyether triol, molecular sieve material and hollow microspheres. |
| 申请公布号 |
CA1327093(C) |
申请公布日期 |
1994.02.15 |
| 申请号 |
CA19890598699 |
申请日期 |
1989.05.04 |
| 申请人 |
OTLOSKI, ELIZABETH L. |
发明人 |
OTLOSKI, ELIZABETH L.;SOLLNER, GEORGE H. |
| 分类号 |
C08L75/04;C08G18/08;C08G18/48;C08G18/50;C08J9/32;C08K3/00;C08K3/34;C08K7/22;C08K7/28;C08L75/00 |
主分类号 |
C08L75/04 |
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