×

Polymeric materials and their use

  • US 6,127,499 A
  • Filed: 06/30/1998
  • Issued: 10/03/2000
  • Est. Priority Date: 06/30/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A polymeric amphipathic stabilizer comprising an addition polymer of hydrophobic monomer units wherein the hydrophobic monomer units comprise at least 20% by weight C8-24 alkyl (meth) acrylate units and at least 10% by weight C1-4 (meth) acrylate and/or styrene units and hydrophilic monomer units wherein the hydrophilic monomer units comprise 5 to 30% by weight carboxylic free acid or acid salt monomer units and 0 to 20% by weight hydroxyalkyl monomer units and reactive monomer units selected from (a) glycidyl monomer units and (b) anhydride monomer units wherein the amount of the reactive monomer units is less than 10% by weight total monomer units.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×