Title:
HIGH WHITENESS MGO SUBSTRATE, PREPARATION METHOD THEREFOR, AND DECORATIVE PLATE HAVING THE SUBSTRATE
Document Type and Number:
WIPO Patent Application WO/2021/184283
Kind Code:
A1
Abstract:
A high whiteness MGO substrate, a preparation method therefor, and a decorative plate having the substrate. A high whiteness MGO substrate, comprising a surface layer and a substrate. The substrate consists of a forming agent, a lightweight filler, a modifier and water. The parts by mass of each component are as follows: 40-49 parts of light calcined magnesia powder, 18-25 parts of magnesium sulfate heptahydrate, 16-25 parts of a polyvinyl alcohol solution, 16-20 parts of plant powder, and 0.5-2 parts of a modifier. The modifier is formed by mixing citric acid, phosphoric acid, and sodium sulphate in a mass ratio of 10: 3: 6, and has the advantages of high internal bond strength and being not easy to peel and crack. A preparation method for the substrate has the advantages of simple preparation process, effective improvement of the internal bonding strength of the substrate, and resistance to peeling and cracking. The decorative plate has the advantages of wide application range and good applicability.
Inventors:
LI GUOPING (CN)
Application Number:
PCT/CN2020/080145
Publication Date:
September 23, 2021
Filing Date:
March 19, 2020
Export Citation:
Assignee:
JIANGSU LANGYUE NEW MATERIALS TECH CO LTD (CN)
International Classes:
B28B1/52; C04B28/30; B28B3/02; E04F13/075; C04B111/20; C04B111/28
Foreign References:
| CN105130374A | 2015-12-09 | |||
| CN104891948A | 2015-09-09 | |||
| CN104196195A | 2014-12-10 | |||
| CN102964109A | 2013-03-13 | |||
| CN109437825A | 2019-03-08 | |||
| CN103979920A | 2014-08-13 | |||
| US20140250827A1 | 2014-09-11 |
Attorney, Agent or Firm:
BEIJING WEIZHENG PATENT AGENCY CO., LTD. (CN)
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