Curing agent for water glass molding and manufacturing method and use thereof

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11305335
APP PUB NO 20190388960A1
SERIAL NO

16073569

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Abstract

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A curing agent for water glass molding comprises: ester; amorphous silica; and water. The amorphous silica is formed by means of a pyrolysis method and/or by means of a precipitation method. Also disclosed is a use of the curing agent for water glass molding in preparation of a casting mold and a mold core. Respective components of the curing agent comprising ester, amorphous silica and water are mixed at a high speed to form a suspension. Next, the suspension is applied to prepare a water glass self-hardening sand. The curing agent does not cause powder contamination, and can be measured and added conveniently. Also disclosed are a manufacturing method of the curing agent for water glass molding and a water glass self-hardening sand.

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Patent Owner(s)

Patent OwnerAddress
JINAN SHENGQUAN GROUP SHARE-HOLDINGS CO LTDDIAOZHEN CHEMICAL INDUSTRIAL DEVELOPMENT ZONE ZHANGQIU JINAN SHANDONG 250204

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yao, Huimin Shandong, CN 18 54
Zhu, Jianxun Shandong, CN 10 48

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