Title:
Electric equipment article
Document Type and Number:
Japanese Patent JP6168005
Kind Code:
B2
Abstract:
An electrical component has an electronic part, a primer layer covering at least partially the electronic part, and a sealing resin covering at least partially the electronic part and the primer layer. The primer layer contains a polyimide polymer having the structure represented by the following chemical formula (1), and the sealing resin contains an epoxy-based resin and/or maleimide-based resin. (In the formula (1), R1 is a tetravalent alicyclic hydrocarbon group, tetravalent aliphatic hydrocarbon group, or tetravalent aromatic hydrocarbon group, and may contain O or/and S. In the formula (1), R2 is H or 1-3C alkyl group. In the formula (1), n1 is an integer from 1 to 10 (inclusive), and m is an integer from 1 to 100000 (inclusive).)
Inventors:
Akira Takakura
Hiroyuki Okuhira
Hiroyuki Okuhira
Application Number:
JP2014135864A
Publication Date:
July 26, 2017
Filing Date:
July 01, 2014
Export Citation:
Assignee:
株式会社デンソー
International Classes:
H01L23/29; C08G59/50; C08G73/10; C08G73/12; C09D179/08; C09K3/10; H01L23/28; H01L23/31
Domestic Patent References:
| JP7102148A | ||||
| JP2014111690A | ||||
| JP1234423A |
Foreign References:
| WO2009037834A1 | ||||
| WO2007148666A1 |
Attorney, Agent or Firm:
Patent Business Corporation Aichi International Patent Office