(Meth)acrylic propene co-polymers and a method for their production

(Meth)acrylic propene co-polymers and a method for their production

  • CN 104,650,273 A
  • Filed: 11/12/2014
  • Published: 05/27/2015
  • Est. Priority Date: 11/22/2013
  • Status: Active Application
First Claim
Patent Images

1. a copolymer compositions, what said composition comprised the vinylformic acid and methacrylic acid with phosphorous acid groups and/or its salt telomerizes multipolymer, this weight-average molecular weight (Mw) telomerizing multipolymer is for being up to 20, 000, this telomerizes the methacrylic acid that multipolymer on average has (i) 19-74 % by weight, the copolymerized residues of methacrylic anhydride or its salt, (ii) the phosphorous acid groups of 1-20 % by weight, described phosphorous acid groups is selected from hypophosphite/ester, phosphite/ester, alkyl phosphinate/ester, alkyl phosphonate/ester, dialkylphosphinic salts/ester, and composition thereof, (iii) copolymerized residues of the tri-vinyl monomers of 0-20 % by weight, and the vinylformic acid of (iv) 25-80 % by weight, the copolymerized residues of acrylic anhydride or its salt, all monomers and the weight percentage of reactant forming phosphorous acid groups are all the gross weights telomerizing the reactant of multipolymer for preparation is benchmark meter, the wherein said copolymerized residues (-CH2-CH (CH3)-) telomerizing multipolymer and comprise at least one propylene.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×