Mixtures of organo-tin compounds

Details Mixtures of organo-tin compounds Mixtures of organo-tin compounds

C - Chemistry, Metallurgy

09

K

252/114, 31/77,

C09K 15/32 (2006.01) C08K 5/36 (2006.01)

Patent

CA 1170031

Abstract of the Disclosure Mixture consisting of an organo-tin mercaptide of the formula (II) or (III) Image (II) , Image (III), and an organo-tin carboxylate of the formula IV or V Image (IV) , Image (V) , in which formulae R1 is C1-C12 alkyl, X is sulfur or oxygen, R4 is the -S-CH2-CH2-COOR5 or -X-Sn(R1)n(S-CH2CH2-COOR5)3-n group, in which R1 and X are as defined above, R5 is C8-C14 alkyl, n is 1 or 2, and R6 is C10-C30 alkyl, the weight ratio of II: IV or III:IV being in the range from 9:1 to 1:9. These mixtures are stabilisers for chlorinated polymers and also activators for the manufacture of foamed plastics.

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