Patent · US Expired

Curable resin compositions and process for preparing oligomers containing acrylate groups and substituted methacrylate groups

US7235616B2 · kind B2 · utility

0Cited by

10References

8Claims

0Family size

Assignee

Dainippon Ink and Chemicals, Inc. · JP

Inventors

Artur Lachowicz · Berlin, DE
Kai-Uwe Gaudl · Wantage, US
Gerwald Grahe · Berlin, DE

Key dates

Filing date	Nov 8, 2004
Grant date	Jun 26, 2007
Priority date	—
Expiry date	Nov 8, 2024

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F22/1006
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A curable resin composition which exhibits excellent hardness of their curing products as well as storage stability is provided, and a simple method to obtain acrylated resins is provided. The composition comprises a curable oligomer which has an acryloyl group and a substituted methacrylate group represented by the following structureThe process comprises a reaction step of reacting at least one monomeric multifunctional acrylate in the presence of a tertiary organic phosphine.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.