Polyester surfactants for deinking

United States of America Patent

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Sep 3, 2013
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Feb 14, 2013
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Oct 22, 2012
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Nov 11, 2009

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Abstract

The present invention relates to cost-effective and environmentally friendly polyester surfactants for use in flotation deinking. The improved ink collection of the present invention can result in deinked pulp of high quality and/or yields that has excellent brightness and effective residual ink concentration values.

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KEMIRA OYJ	PORKKALANKATU 3 HELSINKI 00180

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Inventor Name	Address	# of filed Patents	Total Citations
Cotter, Terrence	Kennesaw, US	5	25
Rosencrance, Scott	Douglasville, US	33	252
Wilson, Robert	Atlanta, US	175	2575

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Polyester surfactants for deinking

Number of patents in Portfolio can not be more than 2000

United States of America Patent

13657013

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PATENT NO	8524036
APP PUB NO	20130037229A1
SERIAL NO	13657013
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 03, 2013	US,8524036,B2 US8524036B2	GRANTED PATENT AS SECOND PUBLICATION
February 14, 2013	US,20130037229,A1 US20130037229A1	FIRST PUBLISHED PATENT APPLICATION

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13657013

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