Novel polyvinyl chloride resins

Abstract

The invention is directed towards a PVC resin composition comprising polyvinyl chloride and a plasticizer selected from the group consisting of: a non-linear, paraffin-soluble olefin-CO copolymer; ii) a non-linear olefin-CO copolymer derived from non-pure feeds; iii) an olefin-CO-X terpolymer derived from non-pure feeds; and iv) a non-linear CO-X terpolymer. A method of preparing the resins is also described.

What is claimed is:  
     
         1 . A PVC resin composition comprising polyvinyl chloride and a plasticizer selected from the group consisting of: i) a non-linear, paraffin-soluble olefin-CO copolymer; ii) a non-linear olefin-CO copolymer derived from non-pure feeds; iii) an olefin-CO-X terpolymer derived from non-pure feeds; and iv) a non-linear CO-X terpolymer and mixtures thereof; wherein X is selected from the group consisting of free radically polymerizable vinyl monomers and mixtures thereof and wherein a non-pure feed comprises a first feed comprising olefins and a second feed comprising carbon monoxide and wherein when said polymer is (ii) and (iii) the amount of carbon monoxide and olefin combined in said non-pure feed is less than or equal to 95% and wherein said olefins in said first feed comprising olefins are selected from the group consisting of linear and branched C 2  to C 30  olefins, diolefins and mixtures thereof.  
     
     
         2 . The composition of  claim 1  wherein said plasticizer is a non-linear, paraffin-soluble olefin-CO copolymer.  
     
     
         3 . The composition of  claim 1  wherein said plasticizer is a non-linear olefin-CO copolymer derived from non-pure feeds.  
     
     
         4 . The composition of  claim 1  wherein said plasticizer is an olefin-CO-X terpolymer derived from non-pure.  
     
     
         5 . The composition of  claim 1  wherein said plasticizer is a non-linear CO-X terpolymer.  
     
     
         6 . The composition according to  claim 1  further comprising a co-plasticizer selected from the group consisting of dialkyl phthalate, dialkyl isophthalate, dialkyl terephthalate, trialkyl trimellitate, tetraalkyl pyromellitate, monoalkhyl benzoate, dialkyl azelate, dialkyl sebacate, dialkyl adipate, and mixtures thereof.  
     
     
         7 . The composition according to  claim 6  wherein said compound's alkyl groups each have about 4 to 20 carbon atoms.  
     
     
         8 . The composition according to  claim 6  wherein the weight ratio of said plasticizer to said co-plasticizer is in the range of about 1:9 to 9:1.  
     
     
         9 . The composition according to  claim 6  wherein said co-plasticizer and said plasticizer comprise about 0.01 to 75 wt % of the PVC resin composition.  
     
     
         10 . The composition of  claim 1  or 6 further comprising a stabilizer selected from the group consisting of calcium, barium, cadmium, zinc, lead, and mixture thereof.  
     
     
         11 . The composition of  claim 10  further comprising a filler selected from the group consisting of calcium carbonate, clay, and mixture thereof.  
     
     
         12 . The composition of  claim 1  or  6  further comprising a filler selected from the group consisting of calcium carbonate, clay, and mixture thereof.  
     
     
         13 . The composition of  claim 1  wherein said polyvinyl chloride comprises from about 25 to 99.99 wt % of the PVC resin and said plasticizer comprises from about 0.01 to 75 wt % of the PVC resin.  
     
     
         14 . An article formed from the PVC resin composition according to  claim 1 .  
     
     
         15 . A method for a preparing a PVC resin comprising blending polyvinyl chloride with a plasticizer selected from the group consisting of: i) a non-linear, paraffin-soluble olefin-CO copolymer; ii) a non-linear olefin-CO copolymer derived from non-pure feeds; iii) an olefin-CO-X terpolymer derived from non-pure; and iv) a non-linear CO-X terpolymer; and mixtures thereof and wherein X is selected from the group consisting of free radically polymerizable vinyl monomers and mixtures thereof and wherein a non-pure feed comprises a first feed comprising olefins and a second feed comprising carbon monoxide and wherein when said polymer is (ii) and (iii) the amount of carbon monoxide and olefin combined in said non-pure feed is less than or equal to 95% and wherein said olefins in said first feed comprising olefins are selected from the group consisting of linear and branched C 2  to C 30  olefins, diolefins and mixtures thereof.  
     
     
         16 . The method according to  claim 15  further comprising the step of blending a co-plasticizer selected from the group consisting of dialkyl phthalate, dialkyl isophthalate, dialkyl terephthalate, trialkyl trimellitate, tetraalkyl pyromellitate, monoalkhyl benzoate, dialkyl azelate, dialkyl sebacate, dialkyl adipate, and mixtures thereof.  
     
     
         17 . The method of  claim 15  or  16  further comprising the step of blending a stabilizer selected from the group consisting of calcium, barium, cadmium, zinc, lead, and mixture thereof.  
     
     
         18 . The method of  claim 15  or  16  further comprising the step of blending a filler selected from the group consisting of calcium carbonate, clay, and mixture thereof.  
     
     
         19 . The method of  claim 17  further comprising the step of blending a filler selected from the group consisting of calcium carbonate, clay, and mixture thereof.  
     
     
         20 . The method according to  claim 15  wherein said plasticizer is a non-linear, paraffin-soluble olefin carbon monoxide copolymer.  
     
     
         21 . The method according to  claim 15  wherein said plasticizer further comprises an acetylenically unsaturated monomer units.  
     
     
         22 . The product formed by the method of  claim 15 .  
     
     
         23 . The product formed by the method of  claim 16 .  
     
     
         24 . The method according to  claim 15  further comprising forming an article from the PVC resin.  
     
     
         25 . The method of  claim 1  or  15  wherein said second feed comprising carbon monoxide contains components selected from the group consisting of hydrogen, Carbon Monoxide, methane, acetylene, paraffins and mixtures thereof.