A method for the production of ester mixtures based on trimellitic or. phthalic and their use

摘要

1456598 Plasticizer for thermoplastics RUHRCHEMIE AG 20 Sept 1974 [27 Sept 1973] 41117/74 Heading C3P [Also in Division C2] A gel-like plastics composition comprises from 15 to 40% by weight of a thermoplastic polymer, e.g. polyvinyl chloride, and, as plasticizer, from 85 to 60% by weight of a mixed ester or a mixture of mixed esters of formula wherein R 1 = 2-phenylpropyl-(1) or 3-phenylpropyl-(1); R 2 = a linear C 4-10 alkyl group or a branched C 4-10 alkyl group; R 3 is R 1 or R 2 as defined above.