Title:
FUNCTIONALIZED GRAPHENE OXIDE NITRILE RUBBER AND INDENTATION-FREE TOOTH BLOCK
Document Type and Number:
WIPO Patent Application WO/2022/037061
Kind Code:
A1
Abstract:
A functionalized graphene oxide nitrile rubber and an indentation-free tooth block having are provided. The functionalized graphene oxide nitrile rubber comprises the following components in parts by weight: 100-140 parts of a nitrile rubber, 30-90 parts of a functionalized graphene oxide-nitrile rubber masterbatch, 1.8-2.52 parts of a vulcanizing agent, 1.2-1.68 parts of a vulcanization accelerator, 5-7 parts of a vulcanization activator, 17-23.8 parts of a plasticizer, 2-2.8 parts of an anti-aging agent, 59-86.6 parts of a filler, 0.1-0.14 parts of a curing agent and 2-2.8 parts of dichlorophenol. Said functionalized graphene oxide nitrile rubber has excellent mechanical properties, a wide application temperature range and strong stability, and can be prepared into an indentation-free tooth block.
Inventors:
WU LIZHONG (CN)
LI DONGFENG (CN)
LI DONGFENG (CN)
Application Number:
PCT/CN2021/082676
Publication Date:
February 24, 2022
Filing Date:
March 24, 2021
Export Citation:
Assignee:
WU LIZHONG (CN)
International Classes:
C08L9/02; C08J3/22; C08K3/04; C08K3/06; C08K3/22; C08K5/09; C08K5/12; C08K5/136; C08K5/523; C08K9/06; C08K13/06; C08L63/00; E21B19/16
Domestic Patent References:
| WO2010016976A1 | 2010-02-11 |
Foreign References:
| CN110343299A | 2019-10-18 | |||
| CN112029163A | 2020-12-04 | |||
| CN202010837561A | 2020-08-19 | |||
| CN110343299A | 2019-10-18 | |||
| CN104262700A | 2015-01-07 |
Other References:
See also references of EP 4056642A4
Attorney, Agent or Firm:
BEIJING XURUN LAW FIRM (CN)
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