Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1997-07-02
1999-06-22
Lipman, Bernard
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
5263231, 5263232, C08F 2006
Patent
active
059143800
ABSTRACT:
Toner resin consisting of a polymer which comprises (a) an aromatic vinyl unit, (b) an acrylic or methacrylic compound unit and (c) a polyfunctional compound unit, and which has a tetrahydrofuran insoluble content of 5-60%, a maximum peak molecular weight of no more than 20,000 in the molecular weight distribution of the tetrahydrofuran soluble portion as measured by gel permeation chromatography, and a weight average polymerization degree of no more than 180, as well as a process for its production. The resulting toner resin has an excellent fixing property, non-offsetting property, blocking resistance and image stability.
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Ito Hirokazu
Iwasaki Hitoshi
Tajiri Noriyuki
Lipman Bernard
Mitsubishi Rayon Company Ltd.
Sarofim N.
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