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. 04, 2000
Filed:
Mar. 10, 1997
Applicant:
Inventors:
Akihiko Goto, Ibi-Gun, JP;
Yoshitaka Ono, Ibi-Gun, JP;
Assignee:
Ibiden Co., Ltd., Gifu Pref., JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
4302801 ; 4302811 ; 4302861 ;
Abstract
A resist composition for plating comprises a partial-acrylated, uncured novolac type epoxy resin as a photosensitive resin ingredient and an imidazole curing agent as a curing agent, wherein the imidazole curing agent is liquid at 25.degree. C. or the composition contains an acrylic ester polymer having a molecular weight of 500-5000. By using such a resist composition can be provided a printed wiring board having excellent conduction reliability and heat cycle property.