Title:
CONDUCTOR-COATING POLYIMIDE VARNISH FOR IMPROVING HEAT RESISTANCE OF POLYIMIDE-COATED PRODUCT, AND POLYIMIDE-COATED PRODUCT MANUFACTURED THEREFROM
Document Type and Number:
WIPO Patent Application WO/2020/091147
Kind Code:
A1
Abstract:
The present invention provides a conductor-coating polyimide varnish comprising: a polyamic acid solution to be prepared by the polymerization of one or more types of dianhydride monomers and one or more types of diamine monomers in an organic solvent; a silicone-based additive; an alkoxysilane coupling agent; and a low-temperature curing agent, wherein the softening resistance temperature of a coated product manufactured from the polyimide varnish is 500°C or higher.
Inventors:
HWANG IN HWAN (KR)
LEE IK SANG (KR)
LEE IK SANG (KR)
Application Number:
PCT/KR2019/000910
Publication Date:
May 07, 2020
Filing Date:
January 22, 2019
Export Citation:
Assignee:
SKCKOLONPI INC (KR)
International Classes:
C09D179/08; C08G73/10; C08K5/00; C08K5/16; C08K5/5415; C09D7/40; C09D7/63; C09D7/65; H01B7/29; H01B13/06
Foreign References:
| JP2000044800A | 2000-02-15 | |||
| KR20160125377A | 2016-10-31 | |||
| KR20170049912A | 2017-05-11 | |||
| KR20160098832A | 2016-08-19 | |||
| JP2015028106A | 2015-02-12 |
Attorney, Agent or Firm:
LEE & KO IP (KR)
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