Heat radiation sheet and method for manufacturing of the same
US9961809B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 2017 |
| Grant date | May 1, 2018 |
| Priority date | — |
| Expiry date | Aug 7, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L23/3677
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
Provided are heat radiation sheet and method of manufacturing the same. The heat radiation sheet comprising: a first protective layer; a first adhesive member which is disposed on the first protective layer and has one or more through holes; a support member which is disposed on the first adhesive member and has one or more through holes; a second adhesive member which is disposed on the support member and has one or more through holes; a heat radiation member which is disposed on the second adhesive member and has one or more through holes; and a third adhesive member which is disposed on the heat radiation member and comprises a base portion contacting a first surface of the heat radiation member and protrusions protruding from the base portion and inserted into the through holes of the heat radiation member, the through holes of the second adhesive member, the through holes of the support member and the through holes of the first adhesive member, wherein the protrusions of the third adhesive member are at least partially coupled to the first protective layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.