C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
25/103, 18/1047,
C04B 26/04 (2006.01)
Patent
CA 1099430
Abstract of the disclosure A flexible sheet building material is described which is useful for finishing interior walls and ceilings. The material is produced by a process which comprises forming a slurry of calcium sulfate dihydrate powder and a water-resistant synthetic resin binder selected from (a) a water-soluble polymer and a cross-linking agent therefor, (b) a thermoplastic resin emulsion and (c) a mixture of (a) and (b), forming said slurry into a sheet, drying said sheet and, when the binder is a thermoplastic resin, sub- jecting the dried sheet to a heat treatment to fuse the thermoplastic resin around the particles of calcium sulfate dihydrate powder.
284426
Narukawa Hiroshi
Ohfuji Yoshio
Saito Koichi
Takeuchi Yasuhira
Kirby Eades Gale Baker
Kuraray Co. Ltd.
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