ACOUSTIC PANEL MADE OF PLASTER.

Mexico Patent

PATENT NO 356459
APP PUB NO MX-2016011513-A
SERIAL NO

2016011513

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Abstract

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The present invention relates to a panel made of plaster, in particular of the type comprising a plaster core arranged between two sheets of paper or non-woven material, in which said core includes at least one polymer selected from: polyvinyl butyral (PVB); copolymers of vinyl acetate and an olefin, said copolymers having a glass transition temperature which ranges from -10 to +25 °C; terpolymers of vinyl acetate, an olefin and a vinyl ester monomer; terpolymers of vinyl acetate, a vinyl ester monomer and a (meth)acrylate monomer; and copolymers of vinyl acetate and an acrylic monomer. The subject matter of the invention also includes a method for production of said panel, the use of said polymer to improve the acoustic performance of said panel and the above-mentioned composition made of plaster.

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Patent Owner(s)

Patent OwnerAddress
SAINT GOBAIN PLACOFR

International Classification(s)

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Inventor(s)

Inventor Name Address
KATARZYNA CHUDA 10 RUE DES FRERES CHAUSSON FR
CAROLINE DEMATHIEU-ROELTGEN -
VÉRONIQUE CHOPIN -
CARL RIDDLE -
JEREMY SIMONS -

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