C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 28/14 (2006.01) C04B 24/26 (2006.01) C04B 24/32 (2006.01) C04B 40/00 (2006.01)
Patent
CA 2443072
A gypsum composition suitable for use in the manufacture of construction materials is provided. The gypsum composition includes gypsum, water, and a dispersant formulation comprising an acrylic/polyether comb-branched copolymer. A method of making a gypsum composition is also provided. The method includes mixing together, in any combination, gypsum, water, and a dispersant formulation comprising an acrylic/polyether comb-branched copolymer. A wallboard is provided including two sheets of board paper, and a gypsum core between the sheets of board paper.
L'invention concerne une composition de plâtre adaptée à une utilisation dans la fabrication de matériaux de construction. Cette composition de plâtre comprend du plâtre, de l'eau et une préparation dispersante renfermant un copolymère ramifié en peigne acrylique ou de polyéther. L'invention concerne également un procédé de fabrication d'une composition de plâtre. Ce procédé consiste à mélanger, selon n'importe quelle combinaison, du plâtre, de l'eau et une préparation dispersante renfermant un copolymère ramifié en peigne acrylique ou de polyéther. L'invention se rapporte en outre à un panneau mural comprenant deux feuilles de papier et une plaque de plâtre intermédiaire disposée entre ces feuilles de papier.
Dehyar Mohamad A.
Schwartz Steven A.
Arco Chemical Technology L.p.
Coatex Sas
Osler Hoskin & Harcourt Llp
LandOfFree
Use of comb-branched copolymers in gypsum compositions... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Use of comb-branched copolymers in gypsum compositions..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of comb-branched copolymers in gypsum compositions... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1681303