WO2005123787A3

Method for obtaining coating compositions having reduced voc

Abstract

Disclosed is a method of making reduced VOC polymers and coating compositions containing polymers. Provided is a mixture (I) comprising a reactant mixture (a) of polymerizable components and a nonvolatile solvent (bnv) that (i) is not a crystalline solid at 25°C, (ii) is nonvolatile, (iii) comprises at least one functional group (F1) and (iv) is a fluid solid. Reactant mixture (a) is polymerized to provide a polymer (a'). At least one functional group (F1) of nonvolatile solvent (bnv) is reacted with one or more reactants (e) to obtain a nonvolatile solvent (b'nv) comprising at least two functional groups (F2). Obtained is a mixture (II) comprising polymer (a') in nonvolatile solvent (b'nv) comprising at least two functional groups (F2). The at least one functional group (F1) is substantially nonreactive: (1) with the components of reactive mixture (a), (2) under the polymerization conditions which polymerize reactant mixture (a), and (3) with polymer (a').

Term

No projected expiry on record.

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Citations
DocumentRelationOfficeCategoryCited duringRelevant claims
WO03076530A2CitesWorld Intellectual Property Organization (WIPO)XInternational search1-46
US2002119253A1CitesUnited States of AmericaXInternational search30-46
US4003868ACitesUnited States of AmericaXInternational search30-46
US4126527ACitesUnited States of AmericaXInternational search30-46