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:
Dec. 14, 2021
Filed:
Nov. 02, 2017
3m Innovative Properties Company, St. Paul, MN (US);
Robert S. Clough, St. Paul, MN (US);
Sheng Ye, Redmond, WA (US);
Tao Gong, Woodbury, MN (US);
Jonathan D. Zook, Stillwater, MN (US);
Susan E. DeMoss, Stillwater, MN (US);
Charlie P. Blackwell, St. Paul, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A composition includes a photolatent amine, camphorquinone, and a coumarin sensitizer. The coumarin sensitizer is triplet photosensitizer and has an absorbance with a wavelength of maximum absorbance in a range from 390 nanometers to 510 nanometers. Compositions that further include a polymerizable material are also disclosed. Polymer networks preparable from such compositions and methods for making the polymer networks are also disclosed.