Diester of 3,5,3',5'-tetrabromo- bisphenol a with...

Details Diester of 3,5,3',5'-tetrabromo- bisphenol a with... Diester of 3,5,3',5'-tetrabromo- bisphenol a with...

C - Chemistry, Metallurgy

07

C

260/474, 400/710

C07C 69/635 (2006.01) C07C 69/773 (2006.01) C08K 5/00 (2006.01) C08K 5/10 (2006.01)

Patent

CA 1133501

Abstract of the Disclosure: A novel diester compound of the formula (I): Image (I) wherein each of R1 and R2 represents a group of the formula (II): Image (II) wherein X is bromine atom; Y at least one group selected from the group consisting of alkyl groups having 1 to 4 carbon atoms, alkoxy groups having 1 to 4 carbon atoms, hydroxyl group and primary, secondary or tertiary amino groups; p an integer of 0 to 4; q an integer of 1 to 5; r an integer of 0 to 4 and (q + r) is equal to an integer of not more than 5, is found to be capable of imparting excellent flame-retardancy to various inflammable polymeric materials such as polystyrene, polyester, polyamide, poly- phenylene oxide, etc. without deleterious effects on other physical properties of such polymeric materials.

337454

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