Abrasive article with hydrophilic/lipophilic coating

Details Abrasive article with hydrophilic/lipophilic coating Abrasive article with hydrophilic/lipophilic coating

C - Chemistry, Metallurgy

09

K

C09K 3/14 (2006.01) B24D 3/28 (2006.01) C08G 18/28 (2006.01) C08G 18/71 (2006.01) C08G 18/72 (2006.01) C09D 175/04 (2006.01)

Patent

CA 2367812

The present invention relates to a flexible abrasive article that has enhanced dimensional and conformational stability, the abrasive article comprising a backing material having first and second opposed major surfaces and an abrasive layer comprising abrasive particles and binder secured to the said first major surface, the article also bearing a hydrophilic/lipophilic urethane material to enhance dimensional and conformational stability of the abrasive article, wherein the said hydrophilic/lipophilic urethane material is selected from the group consisting of: a) products of reaction of a polyisocyanate, a polyethylene oxide and a long chain aliphatic alcohol, in admixture with a polymer derived from acrylic acid or an .alpha.- or .beta.-substituted acrylic acid, and b) polymers with an ethylene-containing backbone bearing urethane-linked nitrogen- bonded hydrocarbon groups and oxygen-linked water solubilizing groups.

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