Chemical indicating composition, autoclave process indicator and method for preparing autoclave process indicator

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United States of America Patent

PATENT NO 9951370
APP PUB NO 20170283848A1
SERIAL NO

15508295

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Abstract

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A chemical indicating composition. The composition can include an aqueous resin in a form of polymer emulsion or polymer dispersion, the aqueous resin comprising a first aqueous resin composition and a second aqueous resin composition; a film-forming agent; a color changing composition; and water as a solvent. The chemical indicating composition of this disclosure can be used in an autoclave process indicator.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 SAINT PAUL MN 55133-3427

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Qiu, Kai Shanghai, CN 9 16
Yu, Liwei Shanghai, CN 3 6

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