Title:
AQUEOUS EPOXY RESIN BASED SHOP PRIMER
Document Type and Number:
WIPO Patent Application WO/2021/109893
Kind Code:
A1
Abstract:
The present disclosure relates to an aqueous epoxy resin based shop primer comprising: a) a film-forming resin composition comprising: i) an epoxy resin component; and ii) an aqueous carrier; b) an aqueous curing system comprising an epoxy reactive curing agent; wherein the epoxy resin component comprises: an epoxy resin matrix and a rubber modified epoxy resin; and wherein the shop primer is substantially free of zinc. The present disclosure also relates to an article comprising a metal substrate having at least one major surface; and a shop primer layer formed by the above mentioned aqueous epoxy resin-based shop primer directly applied to the major surface.
Inventors:
JIANG CHAO (CN)
XIE JIANNING (CN)
ZHANG PING (CN)
XIE JIANNING (CN)
ZHANG PING (CN)
Application Number:
PCT/CN2020/130915
Publication Date:
June 10, 2021
Filing Date:
November 23, 2020
Export Citation:
Assignee:
GUANGDONG HUARUN PAINTS CO LTD (CN)
International Classes:
C09D163/00; C09D5/08; C09D7/61; C09D121/00
Foreign References:
| CN110982378A | 2020-04-10 | |||
| CN110256938A | 2019-09-20 | |||
| CN105925143A | 2016-09-07 | |||
| CN1375533A | 2002-10-23 | |||
| CN107960091A | 2018-04-24 | |||
| CN107286756A | 2017-10-24 | |||
| CN104448314A | 2015-03-25 | |||
| CN103087611A | 2013-05-08 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF:
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