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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6855796 B1

PDFFull Text
Date of Patent:
Feb. 15, 2005

Filed:

Dec. 19, 2002

Curable resin compositions and process for preparing oligomers and polymers having acryloyl groups, substituted methacrylate groups and β-dicarbonyl groups

Applicants:

Artur Lachowicz, Berlin, DE;

Kai-uwe Gaudl, Hohen Neuendorf, DE;

Gerwald Grahe, Berlin, DE;

Inventors:

Artur Lachowicz, Berlin, DE;

Kai-Uwe Gaudl, Hohen Neuendorf, DE;

Gerwald Grahe, Berlin, DE;

Assignee:

Dainippon Ink and Chemicals, Inc., Tokyo, JP;

Attorney:

Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

Primary Examiner:

Tatyana Zalukaeva

Int. Cl.
CPC ...
C08G006/00 ;
U.S. Cl.
CPC ...
Abstract

A curable resin composition which exhibits no drawbacks such as yellowing and exhibits excellent hydrolysis sensitivity is provided, and a process for preparing curable oligomers and polymers which has foregoing properties is provided. The composition comprises a curable oligomer or polymer, wherein the oligomer or polymer has an acryloyl group, a β-dicarbonyl group having a chemical structure part represented by any of the following structures,and a substituted methacrylate group represented by the following structure:

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