Patent ID: 11932712
Assignee: DAIKIN INDUSTRIES, LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  D | IPC C  D

Claim 0:
1. A method of treating a substrate, comprising applying a soil resistant agent to the substrate,
wherein the soil resistant agent comprises:
(1) a fluorine-free copolymer comprising:
(a) a repeating unit formed from an acrylic monomer having a hydrocarbon group containing 7 to 40 carbon atoms, and
(b) a repeating unit formed from acrylic monomer having a hydrophilic group, and

(2) water or a mixture of water and an organic solvent dispersing the fluorine-free copolymer (1), and
wherein the substrate is a textile formed from cotton, wool or a synthetic fiber.