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Title:
POLYAMIDE RESIN, METHOD FOR PREPARING SAME, AND MOLDED PRODUCT INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2014/104699
Kind Code:
A1
Abstract:
The present invention relates to a polyamide resin that is obtained by copolymerizing: (A) a dicarboxylic acid component including (a1) an aromatic dicarboxylic acid component; and (B) a diamine component including (b1) about 60 to about 70 mol% of an aromatic diamine component and (b2) about 30 to about 40 mol% of piperazine. Further, the present invention is characterized in having a repeating structure of a dicarboxylic acid moiety derived from the dicarboxylic acid component (A) and a diamine moiety derived from the diamine component (B). The polyamide resin has excellent processability, heat-resistance, and dimensional stability.

Inventors:
IM, Sang Kyun (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
KWON, So Young (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
KIM, Jin Kyu (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
JANG, Seung Hyun (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
JEON, In Sik (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
JE, Jin A (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
JIN, Young Sub (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
LEE, Ki Yon (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
JUN, Suk Min (Cheil Industries Inc, 332-2 Gocheon-dongUiwang-si, Gyeonggi-do 437-711, 437-711, KR)
Application Number:
KR2013/012067
Publication Date:
July 03, 2014
Filing Date:
December 24, 2013
Export Citation:
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Assignee:
CHEIL INDUSTRIES INC. (290 Gongdan-dong, Gumi-si, Gyeongsangbuk-do 730-710, 730-710, KR)
International Classes:
C08G69/26; C08G69/28; C08J5/00; C08L77/06
Domestic Patent References:
WO2012093722A1
Foreign References:
US20030055210A1
JP2001002917A
US5516855A
JP2004059829A
US4433117A
Attorney, Agent or Firm:
AJU KIM CHANG & LEE (12-13th Floor, Saint Hiyan Building 174 Saimdang-Ro,Seocho-Gu, Seoul 137-860, 137-860, KR)
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