Title:
AUTOMOBILE BRAKE PAD CONTAINING ALKALINE EARTH METAL OXIDE ALUMINUM ALLOY BRAKE DISC AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/060998
Kind Code:
A1
Abstract:
An automobile brake pad containing an alkaline earth metal oxide aluminum alloy brake disc and a preparation method therefor, relating to the technical field of automobile brake pads. The method comprises the steps of: placing a bismaleimide modified phenolic resin, an epichlorohydrin rubber, an aluminum borate whisker, polypropylene reticular fibers, antigorite, hydrotalcite, an alkaline earth metal oxide, magnesite, bentonite and cork powder into a mixer in proportion, and mixing same to obtain a mixture; then placing a steel backing and the mixture into a mold and subjecting same to compression molding to obtain a blank; and finally heating and solidifying the blank, and machining same to obtain the automobile brake pad. The automobile brake pad has the advantages of a high friction coefficient, a light specific gravity, low hardness, low noise, low abrasion and having no cracks on a counterpart surface for effective protection, and the service life of the automobile brake pad is prolonged.
Inventors:
ZHANG DINGQUAN (CN)
Application Number:
PCT/CN2022/109038
Publication Date:
April 20, 2023
Filing Date:
July 29, 2022
Export Citation:
Assignee:
SHANGHAI REINPHEN NEW MATERIAL TECH CO LTD (CN)
International Classes:
F16D69/02; B22F3/03
Foreign References:
| CN113757279A | 2021-12-07 | |||
| US20210293291A1 | 2021-09-23 | |||
| CN108571545A | 2018-09-25 | |||
| CN110730875A | 2020-01-24 | |||
| US20200032868A1 | 2020-01-30 | |||
| US20210222748A1 | 2021-07-22 | |||
| CN110005736A | 2019-07-12 | |||
| CN110778629A | 2020-02-11 | |||
| CN112940447A | 2021-06-11 | |||
| CN108331863A | 2018-07-27 | |||
| JP2021054901A | 2021-04-08 |
Attorney, Agent or Firm:
SHANGHAI KESHENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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