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发明名称
Method of preparing rosin esters.
摘要
<p>Phosphorous acid is used to catalyze the esterification of rosin with a polyol. The method is an improvement in that reaction time is shortened and the ester product exhibits improved color and oxygen stability.</p>
申请公布号
EP0257622(A1)
申请公布日期
1988.03.02
申请号
EP19870112342
申请日期
1987.08.25
申请人
UNION CAMP CORPORATION
发明人
JOHNSON, ROBERT W., JR.
分类号
C09F1/04
主分类号
C09F1/04
代理机构
代理人
主权项
地址
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