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.:
Date of Patent:
Jan. 24, 2006
Filed:
Jan. 07, 2003
Applicant:
Bettina Steinmann, Praroman, CH;
Inventor:
Bettina Steinmann, Praroman, CH;
Assignee:
3D Systems, Inc., Valencia, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/29 (2006.01); G03F 7/027 (2006.01); B29C 67/00 (2006.01); C08G 59/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid radiation-curable composition that comprises wherein the concentration of hydroxyl groups in the radiation-curable composition is at least about 1.1 equivalent OH groups per kilogram; wherein the concentration of epoxy groups in the radiation-curable composition is at least about 5.5 equivalent epoxy groups per kilogram; and wherein the amount of trifunctional or higher functional (meth)acrylate compound (B)(1) is from 0% to about 3% of the composition and the amount of aromatic di(meth)acrylate compound (B)(2) is at least 10% of the composition.