TONER

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

14779436

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention is to provide a toner that has a total volatile organic component content (TVOC content) reduced to a low level, is less likely to cause fog even when used in either a low-temperature and low-humidity environment or a high-temperature and high-humidity environment, does not cause filming even in continuous printing, and is excellent in printing durability. Disclosed is a toner comprising a binder resin, a wax, a charge control resin and a colorant, wherein, as a result of gas chromatography analysis of a supernatant obtained by dissolving the charge control resin in a first organic solvent to prepare a charge control resin solution and then adding a second organic solvent to the charge control resin solution to precipitate a polymer component and to obtain the supernatant, a first total amount of components detected in a range of a peak detecting time of hydrocarbons having 5 to 9 carbons is 500 ppm or less in terms of styrene; a second total amount of components detected in a range of a peak detecting time of hydrocarbons having 10 to 18 carbons is 5,000 ppm or less in terms of styrene; and an amount of a component corresponding to a maximum peak of peaks of hydrocarbons having 10 to 18 carbons is 3,000 ppm or less in terms of styrene.

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Patent Owner(s)

Patent OwnerAddress
ZEON CORPORATION6-2 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008246

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
CHIBA, Takeru Tokyo, JP 52 143
NAKATANI, Hiroshi Tokyo, JP 105 874

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