Process and composition for deinking dry toner electrostatic printed wastepaper

United States of America Patent

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Aug 25, 1992
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N/A
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Apr 25, 1991
filing date
Apr 25, 1991

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Expired

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Abstract

A composition and method for deinking dry toner electrostatic printed wastepaper is disclosed. The composition comprises a combination of: (1) aliphatic petroleum distillates, (2) an alkylphenoxypoly-(ethyleneoxy) ethanol, and (3) an ethoxylated polyoxypropylene glycol. The method comprises administering a sufficient amount of this combination to a sample of electrostatic printed wastepaper for which treatment is desired.

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Patent Owner(s)

Patent Owner	Address
HERCULES INCORPORATED	1313 NORTH MARKET STREET HERCULES PLAZA WILMINGTON DELAWARE 19894 UNITED STATES OF AMERICA

International Classification(s)

D21C:PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE ....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Letscher, Mary Beth	Jacksonville, FL	6	48
Richman, Sandra K	Jacksonville Beach, FL	1	16

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Process and composition for deinking dry toner electrostatic printed wastepaper

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07691210

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PATENT NO	5141598
SERIAL NO	07691210
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07691210

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