Title:
WATER GLASS COMPOSITION
Document Type and Number:
Japanese Patent JPS597494
Kind Code:
A
Abstract:
PURPOSE: To provide a binder for a coated welding rod which has excellent viscosity and tackiness and is free from phase sepn., by adding the sodium salt of carboxymethylcellulose having a high rate of etherification to water glass.
CONSTITUTION: The sodium salt of carboxymethylcellulose having ≥1.0 rate of etherification is added to a water glass soln., and the mixture is used as a binder in the stage of coating a flux on a coated welding rod. A compsn. which does not separate to two phases even if it is left standing for a long time and is usable at all times as a flux binder is obtd.
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Inventors:
YOSHIMURA YASUSHI
Application Number:
JP11826182A
Publication Date:
January 14, 1984
Filing Date:
July 06, 1982
Export Citation:
Assignee:
DAICEL LTD
International Classes:
B23K35/365; (IPC1-7): B23K35/36
Domestic Patent References:
| JPS53119741A | 1978-10-19 | |||
| JPS56126095A | 1981-10-02 |
Next Patent: HIGH STRENGTH COMPOSITE MATERIAL