Title:
METHOD FOR PREPARING SOUND ABSORBING MATERIAL PARTICLES AND SOUND ABSORBING MATERIAL PARTICLES
Document Type and Number:
WIPO Patent Application WO/2017/128563
Kind Code:
A1
Abstract:
Provided are a method for preparing sound absorbing material particles and sound absorbing material particles. The method comprises the following steps: a sound absorbing material is mixed with a solvent to make a sound absorbing slurry; the sound absorbing slurry is filled into a mechanical press mold and is pressed and molded to form a particle molded body; the particle molded body is subjected to a hydrothermal crystallization reaction to make the sound absorbing material in the particle molded body crystallized; and the particle molded body is subjected to a drying treatment to produce the sound absorbing material particles.
Inventors:
CAO XIAODONG (CN)
Application Number:
PCT/CN2016/082477
Publication Date:
August 03, 2017
Filing Date:
May 18, 2016
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
C04B14/04; B01J2/22
Foreign References:
| CN1404459A | 2003-03-19 | |||
| CN104844968A | 2015-08-19 | |||
| US3444277A | 1969-05-13 | |||
| EP0640573A1 | 1995-03-01 |
Attorney, Agent or Firm:
BEYOND TALENT PATENT AGENT FIRM (CN)
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