| 发明名称 |
Light-colored unsaturated polyester resins containing at least 2% bromine by weight |
| 摘要 |
Light-colored unsaturated polyester resins containing at least 2% by weight bromine can be prepared by using at least a portion of the glycol ingredient dibromo neopentyl glycol and by using from 5 to 85 mol percent of tetrahydrophthalic acid or anhydride or endomethylene tetrahydrophthalic acid or anhydride.
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| 申请公布号 |
US4175072(A) |
申请公布日期 |
1979.11.20 |
| 申请号 |
US19780909009 |
申请日期 |
1978.05.24 |
| 申请人 |
FREEMAN CHEMICAL CORP |
发明人 |
BROWN, BRYAN O;PARR, ALAN J |
| 分类号 |
C08G63/00;C08G63/68;C08G63/682;(IPC1-7):C08G63/52 |
主分类号 |
C08G63/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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