Compositions: coating or plastic – Coating or plastic compositions – Inorganic settable ingredient containing
Reexamination Certificate
2005-02-08
2005-02-08
Marcantoni, Paul (Department: 1755)
Compositions: coating or plastic
Coating or plastic compositions
Inorganic settable ingredient containing
C106S823000
Reexamination Certificate
active
06852159
ABSTRACT:
A gypsum slurry composition contains gypsum, a dispersant and water. A graft copolymer substance of a specified kind, which is one or more of graft copolymers and their salts obtained by specified processes, is contained as the dispersant in an amount of 0.01-1.0 weight %.
REFERENCES:
patent: 4703801 (1987-11-01), Fry et al.
patent: 4814014 (1989-03-01), Arfaei
patent: 4960465 (1990-10-01), Arfaei
Iida Masahiro
Kinoshita Mitsuo
Tamaki Shinji
Beyer Weaver & Thomas LLP
Marcantoni Paul
Takemoto Yushi Kabushiki Kaisha
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