| 发明名称 |
METHOD FOR PRODUCING SOFT TO MEDIUM-HARD STRUCTURAL POLYURETHANE FOAMS |
| 摘要 |
The invention relates to a method for producing soft to medium-hard polyurethane moulded bodies having thickened border areas of a given hardness and a markedly softer core, which bodies are called structural foams, in which physical foaming agents from the C6-hydrocarbon series are used.
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| 申请公布号 |
CA2290377(A1) |
申请公布日期 |
1998.11.26 |
| 申请号 |
CA19982290377 |
申请日期 |
1998.05.08 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
AVAR, GEZA;EISEN, NORBERT;HAAS, PETER |
| 分类号 |
C08G18/65;C08J9/14;C08J9/34;(IPC1-7):C08J9/14;C08L75/04 |
主分类号 |
C08G18/65 |
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