Layered silicate/polymer composite and a method of forming the same

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United States of America Patent

PATENT NO 11008473
APP PUB NO 20200248010A1
SERIAL NO

16853675

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Abstract

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The present invention relates to a method for forming a layered silicate/polymer composite, the composite comprising individual exfoliated silicate layers separated in a continuous polymer matrix, wherein the polymer is a hydrophobic polymer, the method comprising: exfoliating sheet silicate in water to form a silicate suspension; replacing the water in the silicate suspension by an organic solvent to form a silicate/organic solvent suspension; contacting the silicate/organic solvent suspension with a solution of a hydrophobic polymer precursor in an organic solvent to form a silicate/polymer precursor suspension; coating the silicate/polymer precursor suspension on a substrate; removing the organic solvents; curing the hydrophobic polymer precursor of the coating of the silicate/polymer precursor; and annealing the cured coating to form the layered silicate/polymer composite on the substrate.

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Patent Owner(s)

Patent OwnerAddress
AGENCY FOR SCIENCE TECHNOLOGY AND RESEARCHSINGAPORE 138632

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Chaobin Singapore, SG 38 138
Li, Xu Singapore, SG 520 6257
Wong, Siew Yee Singapore, SG 22 13

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