Ester solutions of complex salts
AssigneeMinnesota Mining and Manufacturing Company
InventorRobert C. Carlson
Life of this patent
Estimating the term…
Abstract
Compositions are provided comprising complex salts dissolved in liquid organic esters in amounts of at least 10% by weight. The compositions provide a concentrated liquid form of complex salt for use as photoinitiator in polymerization reactions.
Claims7
A composition consisting essentially of a complex salt dissolved in a liquid organic ester which is free of substituents which are reactive with cationically polymerizable groups, wherein said complex salt is present in an amount of at least 10% by weight of said composition, and wherein said complex salt is selected from diorganoiodonium complex salts and triorganosulfonium complex salts of a type capable of initiating photopolymerization of cationically polymerizable materials.
Dependencies are inferred from the claim text.