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:
Jun. 28, 2022
Filed:
Aug. 28, 2019
Applicant:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Inventors:
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 22/40 (2006.01); C08F 2/50 (2006.01); H05K 1/03 (2006.01); H05K 1/02 (2006.01); G03F 7/028 (2006.01); C08K 5/5397 (2006.01); H05K 3/46 (2006.01);
U.S. Cl.
CPC ...
C08F 22/40 (2013.01); C08F 2/50 (2013.01); C08K 5/5397 (2013.01); G03F 7/028 (2013.01); H05K 1/0298 (2013.01); H05K 1/0326 (2013.01); H05K 3/4626 (2013.01); H05K 2201/0154 (2013.01);
Abstract
A resin composition of the present invention contains: a maleimide compound (A) having a maleimide functional group equivalent of 300 g/eq. or more, and a transmittance of 1% or more at a wavelength of 405 nm (h-line); a maleimide compound (B) having a maleimide functional group equivalent of less than 300 g/eq.; and a photo initiator (C) having an absorbance of 0.1 or more at a wavelength of 405 nm (h-line).