Flame retardant poly(vinyl chloride) compounds
Disclosed herein are plasticized poly(vinyl chloride) compounds. One aspect relates to a flame retardant poly(vinyl chloride) compound, comprising a mixture of poly(vinyl chloride); and a plasticizer comprising polymeric plasticizer, and/or alkyl aryl fire retardant plasticizer, wherein the mixture has a Limiting Oxygen Index of greater than 50% according to ASTM D2863; an Elongation at Break of at least 10% according to ASTM D638 (Type IV); and a Modulus of Elasticity of less than about 15,000 psi according to ASTM 638 (Type IV).
1. A flame retardant poly(vinyl chloride) compound, comprising:
a mixture of:
poly(vinyl chloride); and
a plasticizer comprising:
polymeric plasticizer, and/or
alkyl aryl fire retardant plasticizer;
wherein the mixture has:
a Limiting Oxygen Index of greater than 50% according to ASTM D2863;
an Elongation at Break of at least 10% according to ASTM D638 (Type IV); and
a Modulus of Elasticity of less than about 15,000 psi according to ASTM 638 (Type IV).
2. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises a polymeric plasticizer.
3. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises a polymeric plasticizer of a mixture of hexanedioic acid, polymer with 1,4-butanediol and 2,2-dimethyl-1,3-propanediol, isononyl ester.
4. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises a polymeric plasticizer registered as CAS No. 208945-12-4.
5. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises an alkyl aryl fire retardant plasticizer.
6. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises a non-halogen alkyl aryl fire retardant plasticizer.
7. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises an aryl phosphate registered as CAS No. 27460-02-2.
8. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises a polymeric plasticizer and an alkyl aryl fire retardant plasticizer.
9. The flame retardant poly(vinyl chloride) compound of claim 8 , wherein the plasticizer comprises a polymeric plasticizer of a mixture of hexanedioic acid, polymer with 1,4-butanediol and 2,2-dimethyl-1,3-propanediol, isononyl ester.
10. The flame retardant poly(vinyl chloride) compound of claim 8 , wherein the mixture has:
a Limiting Oxygen Index of greater than 50% and less than or equal to 82% according to ASTM D2863;
an Elongation at Break of at least 10% and less than or equal to 43% according to ASTM D638 (Type IV); and
a Modulus of Elasticity of at least 5,400 psi and less than about 15,000 psi according to ASTM 638 (Type IV).
11. The flame retardant poly(vinyl chloride) compound of claim 8 , wherein the poly(vinyl chloride) comprises poly(vinyl chloride) homopolymer.
12. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises both a plasticizer registered as CAS No. 208945-12-4 and a plasticizer registered as CAS No. 27460-02-2, wherein the two plasticizers are combined in a ratio of from 99:1 to 1:99 of CAS No. 208945-12-4 to CAS No. 27460-02-2.
13. The flame retardant poly(vinyl chloride) compound of claim 12 , wherein the two plasticizers are combined in a ratio of from 75:25 to 25:75 of CAS No. 208945-12-4 to CAS No. 27460-02-2.
14. The flame retardant poly(vinyl chloride) compound of claim 12 , wherein the two plasticizers are combined in a ratio of from 67:33 to 33:67 of CAS No. 208945-12-4 to CAS No. 27460-02-2.
15. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the total amount of any plasticizer with CAS No. 208945-12-4 and any plasticizer with CAS No. 27460-02-2 present in the mixture is from about 115 to about 130 parts per 100 parts of the poly(vinyl chloride), by weight.
16. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the plasticizer comprises both plasticizer with CAS No. 208945-12-4 and plasticizer with CAS No. 27460-02 2, and the total amount of plasticizer with CAS No. 208945-12-4 and plasticizer with CAS No. 27460-02-2 present in the mixture is from about 115 to about 130 parts per 100 parts of the poly(vinyl chloride), by weight.
17. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has a Limiting Oxygen Index of greater than 55% according to ASTM D2863.
18. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has a Limiting Oxygen Index of less than or equal to 82% according to ASTM D2863.
19. The flame retardant poly(vinyl chloride) compound of claim 18 , wherein the mixture has a Modulus of Elasticity of at least 5,400 psi according to ASTM 638 (Type IV).
20. The flame retardant poly(vinyl chloride) compound of claim 18 , wherein the mixture has an Elongation at Break of less than or equal to 43% according to ASTM D638 (Type IV).
21. The flame retardant poly(vinyl chloride) compound of claim 20 , wherein the mixture has a Modulus of Elasticity of at least 5,400 psi according to ASTM 638 (Type IV).
22. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has an Elongation at Break of at least 20% according to ASTM D638 (Type IV).
23. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has an Elongation at Break of less than or equal to 43% according to ASTM D638 (Type IV).
24. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has a Modulus of Elasticity of less than 10,000 psi according to ASTM 638 (Type IV).
25. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture has a Modulus of Elasticity of at least 5,400 psi according to ASTM 638 (Type IV).
26. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the poly(vinyl chloride) comprises poly(vinyl chloride) homopolymer.
27. The flame retardant poly(vinyl chloride) compound of claim 1 , wherein the mixture further comprises a functional additive selected from the group consisting of calcium-zinc heat stabilizers, alumina trihydrate flame retardant, zinc borate flame retardant, basic zinc molybdate complex on magnesium hydroxide smoke suppressant, calcium carbonate density modifying filler, metallic particles density modifying filler, stearic acid lubricant, carbon black pigment, and any combination of the additives so listed.
28. A polymer article comprising the flame retardant poly(vinyl chloride) compound of claim 1 .