Title:
INVESTMENT CASTING MOLD MATERIAL FOR ACCESSORY CASTING AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/217941
Kind Code:
A1
Abstract:
The present invention relates to an investment casting mold material for accessory casting and a preparation method therefor. The preparation method comprises: firstly, mixing 0.5%-5% of an SEBS thermoplastic elastomer and polypropylene to prepare a modified SEBS thermoplastic elastomer; then mixing 10%-30% of paraffin, 20%-50% of a microcrystalline wax and the prepared modified SEBS thermoplastic elastomer to prepare a base wax/modified SEBS thermoplastic elastomer composite material; and finally, mixing 0.5%-3% of vegetable wax, 10%-20% of poly-α methyl styrene resin, 5%-15% of a tackifying resin and 4%-10% of a paste refiner to prepare the investment casting mold material.
Inventors:
CAI ZHUODI (CN)
TANG SHIZHI (CN)
XU YONGJUN (CN)
CHEN YANFENG (CN)
TANG SHIZHI (CN)
XU YONGJUN (CN)
CHEN YANFENG (CN)
Application Number:
PCT/CN2021/135164
Publication Date:
October 20, 2022
Filing Date:
December 02, 2021
Export Citation:
Assignee:
UNIV DONGGUAN TECHNOLOGY (CN)
CHEMICAL IND AND ENGINEERING SOC OF DONGGUAN (CN)
CHEMICAL IND AND ENGINEERING SOC OF DONGGUAN (CN)
International Classes:
C08L91/06; B22C7/02; B22C9/00; B22C9/04; C08L9/06; C08L23/04; C08L23/08; C08L23/12; C08L25/16; C08L53/02; C08L57/02
Foreign References:
| CN113150564A | 2021-07-23 | |||
| CN109504105A | 2019-03-22 | |||
| CN110093042A | 2019-08-06 | |||
| US3880790A | 1975-04-29 | |||
| CN109438999A | 2019-03-08 | |||
| CN109608892A | 2019-04-12 | |||
| CN105057594A | 2015-11-18 | |||
| JPS62192441A | 1987-08-24 | |||
| CN109535743A | 2019-03-29 | |||
| CN104629161A | 2015-05-20 |
Attorney, Agent or Firm:
SHENZHEN CCIPM PATENT AGENCY PARTNERSHIP (CN)
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