The Sherwin Williams Company

Rodney M Harris

Mohamad D Shalati

James A Marquart

Richard S Valpey, Iii

John R Babjak

Thomas A Renner

Maqsood S Ahmed

Joyce A Bibeau

Thomas W Yokoyama

Brian C Petrie

Thomas W Druetzler

Sandra H Angelo

John L Petty

Mohamed D Shalati

Coating compositions which comprise: (i) a hydroxy-functional compound containing in the molecule an average of at least two hydroxyl groups; (ii) an anhydride-functional compound containing in the molecule an average of at least two cyclic carboxylic acid anhydride groups; and (iii) an epoxy-functional compound containing in the molecule an average of at least two cycloaliphatic epoxy groups, provide low temperature cure response and excellent durability.

Anhydride-functional addition polymer, epoxy compound and polyhydroxy compound

An anhydride-functional polymer is obtained by at least partially hydrogenating an unsaturated polymer which was obtained by reacting under ene reaction conditions: (i) an unsaturated anhydride having the structure: ##STR1## wherein R.sub.1 and R.sub.2 are each independently hydrogen, alkyl of 1 to about 6 carbons, or alkoxy of 1 to about 6 carbons, or a halogen; and (ii) at least one polyolefin having at least two carbon--carbon double bonds in the polyolefin backbone and having an average of at least three carbon atoms in the polyolefin backbone between the carbon--carbon double bonds.

Hydrogenated polymers having anhydride functionality

An anhydride-functional polymer obtained by reacting under graft copolymerization reaction conditions,

Graft copolymers having anhydride functionality

An unsaturated acid-functional monomer having the structure: ##STR1## wherein R.sup.1 is hydrogen or methyl and Z is nothing or is a divalent radical of 1 to about 20 carbons.

Styrene-based dicarboxylic acid-functional monomers and polymers

An anhydride-functional polymer is obtained by reacting under ene reaction conditions:

Anhydride-functional polymers comprising ene reaction products of

Reactive coatings comprising an acid-functional compound, an

A hydroxy-functional polymeric dispersant which is substantially free of acid groups, amine groups, and ethylenic unsaturation, the dispersant being especially adapted for dispersing pigments therein and being compatible with a variety of film-forming polymers, said dispersant being the free radical addition polymerization reaction product of a mixture of monomers consisting essentially of:

Dispersant polymers

An anhydride-functional polymer obtained by reacting under graft copolymerization reaction conditions, (A) an unsaturated polymer which was obtained by reacting under ene reaction conditions a mixture of reactants comprising:

An anhydride-functional polymer is obtained by at least partially hydrogenating an unsaturated polymer which was obtained by reacting under ene reaction conditions:

Reactive coatings comprising an acid-functional component, an

An unsaturated acid-functional monomer having the structure: ##STR1## wherein R.sup.1 is hydrogen or methyl and Z is a direct bond or is a divalent radical having 1 to about 20 carbon atoms.

Tricarboxylic acid-functional monomers and polymers prepared from same

A hydroxy functional polymeric dispersant which is substantially free of acid groups, amine groups, and ethylenic unsaturation, the dispersant being especially adapted for dispersing pigments therein and being compatible with a variety of film-forming polymers, said dispersant being the free radical addition polymerization reaction product of a mixture of monomers consisting essentially of:

An acid-functional polymer is obtained by the hydrolysis or half-ester ring opening reaction of an anhydride-functional polymer obtained by reacting under ene reaction conditions:

Growing community of inventors

Chicago, IL, United States of America

Rodney M Harris