TONER AND METHOD FOR PRODUCING TONER
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United States of America Patent
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Issued Date -
Nov 17, 2022
app pub date -
Apr 14, 2022
filing date -
Apr 21, 2021
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Abstract
A toner and a method for producing the toner, wherein; the toner comprising a toner particle comprising a polyester resin, and has a softening point of 150° C. or less; the toner particle has the polyester resin within 100 nm from a surface of the toner particle, and where a value obtained by dividing an amount of counted ions for a structure represented by following formula (A) measured from the surface of the toner particle to a depth of 100 nm by TOF-SIMS by a total amount of counted ions is taken as a standard value, one or more peaks of the standard value are present within a range of 100 nm from the surface of the toner particle, and where A(dmax) denotes a standard value at a maximum peak and A(0) denotes a standard value on the toner particle surface, formula 1.15≤A(dmax)/A(0)≤5.00 is satisfied.
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