Mold release composition containing tungsten disulfide

Details Mold release composition containing tungsten disulfide Mold release composition containing tungsten disulfide

B - Operations, Transporting

28

B

253/13, 6/45

B28B 7/38 (2006.01) C10M 1/12 (1980.01) C10M 3/06 (1980.01)

Patent

CA 1058807

ABSTRACT OF THE DISCLOSURE A composition and method of preparation are herein described for molten release and parting compositions adaptable for use in glass-forming operations. The novel composition comprises a mixture containing tungsten di- sulfide, a silicate and a setting agent. A preferred composition comprises a mixture of tungsten disulfide and graphite with sodium silicate and zinc oxide as a setting agent.

229078

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