| 发明名称 |
LOW FLAME SPREAD POLYURETHANE FOAM CONTAINING BROMINE-CONTAINING POLYESTER RESIN |
| 摘要 |
A low-flame spread rating polyurethane foam includes as one of its polyol ingredients saturated polyester composition of low acid value having 20 to 30 percent bromine by weight and an -OH value of 350-550 formed from A. TETRABROMOPHTHALIC ANHYDRIDE OR ACID; B. AN ALIPHATIC DICARBOXYLIC ACID; C.
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| 申请公布号 |
US3676376(A) |
申请公布日期 |
1972.07.11 |
| 申请号 |
USD3676376 |
申请日期 |
1971.01.04 |
| 申请人 |
FREEMAN CHEM. CORP. |
发明人 |
GLENN R. SVOBODA;RONALD W. REINECK |
| 分类号 |
C08G18/46;(IPC1-7):C08G22/44 |
主分类号 |
C08G18/46 |
| 代理机构 |
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