US Patent 9921501 Toner and process for producing toner
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Patent abstract
A toner having a toner particle which contains a binder resin, a fatty acid metal salt, and a resin having an ionic functional group, in which the fatty acid metal salt is a fatty acid metal salt of a polyvalent metal with valency of 2 or higher and a fatty acid with carbon atom number of at least 8 and not more than 28, and the acid dissociation constant pKa of the resin having an ionic functional group is at least 6.0 and not more than 9.0.
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Patent Inventor Names
Kenichi Nakayama0
Kunihiko Nakamura0
Masashi Kawamura0
Shinsuke Mochizuki0
Shiro Kuroki0
Takayuki Toyoda0
Tsuneyoshi Tominaga0
Tsutomu Shimano0
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US Patent 09921501 Toner and process for producing toner US Patent 9921501 Toner and process for producing toner
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Patent Number
09921501
Patent Number
9921501
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US Patent 09921501 Toner and process for producing toner
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Is a
Patent jurisdiction
Patent number
09921501
Date of patent
March 20, 2018
Patent application number
15457159
Date Filed
March 13, 2017
Patent primary examiner
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