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.

Date of Patent:
Sep. 18, 2018

Filed:

Jan. 20, 2016
Applicant:

Sumitomo Bakelite Co., Ltd., Tokyo, JP;

Inventors:

Naoki Tomida, Tokyo, JP;

Kazuhiko Dakede, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/29 (2006.01); B60R 16/02 (2006.01); C08K 3/36 (2006.01); C08K 5/3445 (2006.01); C08L 101/00 (2006.01); H05K 3/28 (2006.01); C08L 101/12 (2006.01); H01L 23/31 (2006.01);
U.S. Cl.
CPC ...
H01L 23/295 (2013.01); B60R 16/02 (2013.01); C08K 3/36 (2013.01); C08K 5/3445 (2013.01); C08L 101/00 (2013.01); C08L 101/12 (2013.01); H01L 23/293 (2013.01); H05K 3/28 (2013.01); H01L 23/3107 (2013.01);
Abstract

Provided is a resin composition for encapsulating which is used for forming an encapsulating resin of an on-vehicle electronic control unit including a wiring substrate, a plurality of electronic components mounted on the wiring substrate, and the encapsulating resin encapsulating the electronic component, the resin composition including: a thermosetting resin; and one or more imidazole compounds, in which when a torque value is measured over time under conditions of the number of rotations of 30 rpm and a measurement temperature of 175° C. by using Labo Plastomill, a time Tat which the torque value is less than or equal to 2 times a minimum torque value is longer than or equal to 15 seconds and shorter than or equal to 100 seconds, and the minimum torque value is greater than or equal to 0.5 N·m and less than or equal to 2.5 N·m.


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