Protective coating for window glass
AssigneeDow Global Technologies LLC
InventorsKiran Baikerikar, Syed Z. Mahdi
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Abstract
The invention is a composition comprising: a) one or more film forming resins having at least one functional group capable of polymerization; b) one or more reactive diluents capable of reacting with the film forming resin; c) one or more silicon, titanium, zirconium, aluminum or metal containing compounds capable of promoting adhesion of the composition to glass; d) one or more fillers capable of imparting abrasion resistance to the composition when cured; and e) one or more compounds which is reactive with the film forming resin which also contains at least one acidic moiety. The composition of the invention is useful as a frit on the window of a vehicle.
Claims23
A composition comprising
- a) one or more film forming resins having at least one functional group capable of polymerization;
- b) one or more reactive diluents capable of reacting with the film forming resin;
- c) one or more compounds capable of promoting adhesion of the composition to glass comprising an Michael addition product containing alkoxysilane groups wherein the Michael addition product is an adduct of an amine containing alkoxysilane groups and an acrylate containing reactant wherein all of the amines in the Michael addition product are tertiary amines and the acrylate containing reactant is derived from an alkoxylated polyol containing di or polyacrylate or a diacrylate;
- d) one or more fillers capable of imparting abrasion resistance to the composition when polymerized wherein the fillers are dispersed in a dispersant;
- and
- e) one or more compounds which is reactive with the film forming resin which also contains at least one acidic moiety;
- and
- f) a moisture scavenger.
Dependencies are inferred from the claim text.