CERAMIC FOAM FILTER AND MANUFACTURING METHOD THEREOF - JINAN SHENGQUAN DOUBLESURPLUS CERAM FILTER CO LTD

Title:

CERAMIC FOAM FILTER AND MANUFACTURING METHOD THEREOF

Document Type and Number:

WIPO Patent Application WO/2018/019201

Kind Code:

A1

Abstract:

A ceramic foam filter and a manufacturing method thereof. The ceramic foam filter comprises the following materials provided in respective weight percentages: 20-50% of a silicon carbide, 20-55% of a zirconium oxide, and 10-36% of a silicon oxide, wherein all figures are based on the total weight of the ceramic foam filter. The method for manufacturing the ceramic foam filter comprises the following steps:(a) providing a slurry comprising a silicon carbide, a zirconium oxide or zirconium oxide precursor, a silicon oxide or silicon oxide precursor, a binder, an optional additive, and a fluid carrier medium.; (b) applying the slurry to perform surface ornamentation of a perforated organic foam; (c) drying the perforated organic foam surface ornamented with the slurry to obtain a green body; and (d) sintering the green body in oxygen-containing air to obtain the ceramic foam filter.

Inventors:

ZHU JIANXUN (CN)
LIU JINGHAO (CN)
YANG SHUJIN (CN)

Application Number:

PCT/CN2017/094065

Publication Date:

February 01, 2018

Filing Date:

July 24, 2017

Export Citation:

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Assignee:

JINAN SHENGQUAN DOUBLESURPLUS CERAM FILTER CO LTD (CN)

International Classes:

C04B38/06; B01D39/20; C04B35/48; C04B35/565

Foreign References:

CN106220218A	2016-12-14
CN102351566A	2012-02-15
CN101264401A	2008-09-17
CN101406781A	2009-04-15
CN103964862A	2014-08-06

Other References: