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. 25, 2000
Filed:
Jun. 09, 1998
Applicant:
Inventors:
Michael C Palazzotto, St. Paul, MN (US);
F Andrew Ubel, III, St. Paul, MN (US);
Joel D Oxman, St. Paul, MN (US);
M Zaki Ali, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; C09D / ; B32B / ; G03F / ;
U.S. Cl.
CPC ...
430 17 ; 430 18 ; 4302811 ; 430915 ; 430916 ; 106 / ; 522 14 ; 522 15 ; 522 75 ; 522 81 ; 522 16 ; 522 25 ; 522 26 ; 522 28 ; 522 78 ; 522 85 ;
Abstract
Photocurable addition-polymerizable compositions containing a free-radically-polymerizable monomer and a photoinitiator system containing i) an arylidonium salt, ii) a sensitizing compound, and iii) an electron donor having an oxidation potential that is greater than zero and less than or equal to that of p-dimethyoxybenzene (1.32 volts vs. S.C.E.). The compositions cure rapidly and deeply under ultraviolet or visible light.