Alkyl-aryl oligomeric phosphate ester and polymeric plasticizer blends for vinyl resins
A vinyl chloride polymer composition that contains a mixture of an alkylene-bridged bisphosphate composition, as a fire retardant, and a polyester plasticizer, which is the reaction product of an aliphatic diol and a dicarboxylic acid.
1. A vinyl chloride polymer composition that comprises a mixture of an alkylene-bridged bisphosphate composition, as a fire retardant, and a polyester plasticizer, which is the reaction product of an aliphatic diol and a dicarboxylic acid.
2. A composition as claimed in claim 1 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate).
3. A composition as claimed in claim 1 wherein the polyester plasticizer is the reaction product of 1,4-butanediol and a mixture of glutaric and azelaic acid.
4. A composition as claimed in claim 1 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate) and the polyester plasticizer is the reaction product of 1,4-butanediol and a mixture of glutaric and azelaic acids.
5. A composition as claimed in claim 1 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate) and the polyester plasticizer is the reaction product of 1,4-butanediol and an equimolar mixture of glutaric and azelaic acids.
6. A vinyl chloride polymer composition that comprises a mixture of from about 5 to about 70 parts by weigh weight of an alkylene-bridged bisphosphate composition, as a fire retardant, and from about 5 to about 120 of a polyester plasticizer, which is the reaction product of an aliphatic diol and a dicarboxylic acid, all weight amounts being based on 100 parts by weight or vinyl chloride polymer.
7. A composition as claimed in claim 6 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate).
8. A composition as claimed in claim 6 wherein the polyester plasticizer is the reaction product of 1,4-butanediol and a mixture of glutaric and azelaic acid.
9. A composition as claimed in claim 6 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate) and the polyester plasticizer is the reaction product of 1,4-butanediol and a mixture of glutaric and azelaic acids.
10. A composition as claimed in claim 6 wherein the alkylene-bridged bisphosphate composition comprises neopentylene bis(diphenyl phosphate)and the polyester plasticizer is the reaction product of 1,4-butanediol and an equimolar mixture of glutaric and azelaic acids.