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. 29, 2015

Filed:

Aug. 08, 2014
Applicants:

Sung-hwan Cha, Uiwang-si, KR;

Sang-ran Koh, Uiwang-si, KR;

Yong Kook Kim, Uiwang-si, KR;

Woo-han Kim, Uiwang-si, KR;

Ha Neul Kim, Uiwang-si, KR;

Chi Won an, Uiwang-si, KR;

Inventors:

Sung-Hwan Cha, Uiwang-si, KR;

Sang-Ran Koh, Uiwang-si, KR;

Yong Kook Kim, Uiwang-si, KR;

Woo-Han Kim, Uiwang-si, KR;

Ha Neul Kim, Uiwang-si, KR;

Chi Won An, Uiwang-si, KR;

Assignee:

CHEIL INDUSTRIES, INC., Gumi-si, Kyeongsangbuk-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/29 (2006.01); C08L 83/04 (2006.01); H01L 33/56 (2010.01); H01L 31/048 (2014.01); C09D 183/04 (2006.01); H01L 31/0203 (2014.01); C08G 77/12 (2006.01); C08G 77/20 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 23/296 (2013.01); C08L 83/04 (2013.01); C09D 183/04 (2013.01); H01L 31/0203 (2013.01); H01L 31/0481 (2013.01); H01L 33/56 (2013.01); H01L 51/5237 (2013.01); C08G 77/12 (2013.01); C08G 77/20 (2013.01); H01L 51/5253 (2013.01); H01L 2924/12044 (2013.01); Y02E 10/50 (2013.01);
Abstract

A resin for an encapsulation material includes a first polysiloxane including hydrogen bound to silicon (Si—H) at its terminal end, and a second polysiloxane including an alkenyl group bound to silicon (Si-Vi) at its terminal end, wherein a ratio (Si—H/Si-Vi) of hydrogen bound to silicon (Si—H) in the first polysiloxane to the alkenyl group bound to silicon (Si-Vi) in the second polysiloxane is about 1 to about 1.


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