Title: Method for mfg. glycerin abietate modified by maleic anhydride
Application Number: 93118885 Application Date: 1993.10.21
Publication Number: 1085929 Publication Date: 1994.04.27
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C09F1/04
Applicant(s) Name: Forest Product Industry Co., Longyan Prefecture, F Address: 364000
Inventor(s) Name: Lin Jie
Attorney & Agent: YAO JIANCHUAN
Abstract:
     This mfg. method is as follows: appropriate amt. of catalyst of oxides of base metal or alkaline-earth metal and its salts is added altogether to the mixed raw material, and this may lighten the colour of maleic anhydride modified rosin glyceride, raise its yield, and lower consumption of dehydrated malic anhydride and glycerin so as to increase comprehensive benefit. The product made by said method may be widely used in field of paint and printing ink industries, it is especially suitable for application to "multicolour coatings" industry.
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