发明名称 |
Process for preparing polyester resins |
摘要 |
The invention relates to a process for preparing polyester resins by first reacting a carboxylic acid or its corresponding anhydride with a saturated monohydric alcohol to form the half ester and then reacting the half ester with a polyol. In addition to the polyol, up to 45 wt % of all oil containing unsaturation can be present in the second step.
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申请公布号 |
US6222005(B1) |
申请公布日期 |
2001.04.24 |
申请号 |
US20000599236 |
申请日期 |
2000.06.22 |
申请人 |
ASHLAND INC. |
发明人 |
LOZA ROMAN;MCDANIEL PATRICIA |
分类号 |
C08G63/48;C08G63/52;C08G63/676;C08G63/78;(IPC1-7):C08G63/48 |
主分类号 |
C08G63/48 |
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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