Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1991-07-17
1992-03-03
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524833, 5253301, C08L 3302
Patent
active
050934104
ABSTRACT:
A shaped article of gypsum possessing heretofore unattainable high strength, a method for the production of the shaped article, and a method for the production of inclusion water indispensable to the hardening by hydration of the production of the shaped article of gypsum are disclosed.
REFERENCES:
patent: 4497930 (1985-02-01), Yamazaki et al.
patent: 4742086 (1988-05-01), Masamizu
Kambayashi Taiji
Kataoka Hiroyuki
Kato Chuzo
Mekata Hideyuki
Nagumo Mark
Osaka Yuki Kagaku Kogyo Kabushiki Kaisha
Schofer Joseph L.
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