Patent ID: 8372912

Claim:
A plastisol composition comprising a liquid phase comprising plasticizers, and a PVC resin dispersed in the liquid phase, wherein the plasticizers in the plastisol composition consist essentially of: a) di-butyl terephthalate, di-isobutyl terephthalate or a mixture thereof; and b) one or more compounds selected from the group consisting of dioctyl phthalate, di-2-ethylhexyl phthalate, diisooctyl phthalate, diisononyl phthalate, di-linear nonyl phthalate, linear nonyl, linear undecyl phthalate, diundecyl phthalate, diisodecyl phthalate, mixtures of phthalates having straight-chains in the range of C 6 -C 10 , C 7 linear phthalate, C 9 linear phthalate, C 11 linear phthalate, ditridecyl phthalate, undecyl dodecyl phthalate, di-(2-propylheptyl)phthalate, nonyl undecyl phthalate, 1,3-pentanediol, 2,2,4-trimethyl-, 3-(benzyl phthalate) isobutyrate, polyester phthalate, diallyl phthalate, n-butylphthalyl-n-butyl glycosate, dicapryl phthalate, butyl cyclohexyl phthalate, dicyclohexyl phthalate, butyl octyl phthalate, dioctyl terephthalate, di-2-ethylhexyl terephthalate, dioctyl adipate, di-2-ethylhexyl adipate, diisononyl adipate, diisooctyl adipate, diisodecyl adipate, ditridecyl adipate, dibutoxyethyl adipate, dibutoxyethoxy adipate, n-octyl, n-decyl adipate, polyester adipate, poly glycol adipates, trioctyl trimellitate, tri-2-ethylhexyl trimellitate, triisooctyl trimellitate, triisononyl trimellitate, triisodecyl trimellitate, tri-n-hexyl trimellitate, dioctyl azelate, di-2-ethylhexyl glutarate, di-2-ethylhexyl sebecate, dibutyl sebacate, dibutoxyethyl sebecate, triethyl citrate, acetyl triethyl citrate, tri-n-butyl citrate, acetyltri-n-butyl citrate, acetyltri-n-hexyl citrate, n-butyl tri-n-hexyl citrate, isononyl benzoate, isodecyl benzoate, 1,4 cyclohexane dimethanol dibenzoate, 2,2,4 trimethyl-1,3 pentane diol dibenzoate, 2,2,-dimethyl-1,3 propanediol dibenzoate, C 10 -C 21 alkane phenol esters, alkyl sulphonic phenol esters, reaction products of fully hardened castor oil, pentaerythritol tetrabenzoate, glycerol tribenzoate, polypropylene glycol dibenzoate, or triarylphosphates with acetic acid, polymers that are formed by the polymerization of glycols with one or more of adipic acid, phthalic acid, and sebecic acid (and that are optionally acid terminated), butyl benzyl phthalate, alkyl benzyl phthalates, phthalates having a butyl group and a C 7 -C 9 group, diethylene glycol dibenzoate, di propylene glycol dibenzoate, 2-ethylhexyl benzoate, 2,2,4-trimethyl-1,3 pentanediol monoisobutyrate monobenzoate, ethylene glycol dibenzoate, propylene glycol dibenzoate, triethylene glycol dibenzoate, di-heptyl phthalate, dihexyl phthalate, dimethyl phthalate, diethyl phthalate, dibutyl phthalate, diisobutyl phthalate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate or combinations of two or more of the foregoing; and wherein the di-butyl terephthalate, di-isobutyl terephthalate or mixture thereof constitute at least about 10 weight percent of the total plasticizer present in the composition.