发明名称 |
POLYESTER RESIN FOR TONER, METHOD FOR PRODUCING SAME AND TONER |
摘要 |
Disclosed is a toner which is excellent in low-temperature fixability, high-temperature offset resistance, storage stability and durability, while having a wide range of fixing temperature. Also disclosed is a polyester resin used for such a toner. The polyester resin is one of the following polyester resin (A)-(E) for toners. (A) A polyester resin for toners having an Mp as determined by GPC of not less than 12,000 and having an unsaturated double bond (B) A polyester resin for toners obtained by crosslinking the polyester resin (A) (C) A polyester resin for toners containing the polyester resin (A) and another polyester resin having an Mp as determined by GPC of less than 12,000 (D) A polyester resin for toners obtained by crosslinking the polyester resin (C) (E) A polyester resin for toners containing a THF soluble fraction and a THF insoluble fraction wherein the Mw/Mn of the THF soluble fraction is not less than 6 and the total of the acid value and the hydroxyl value of the THF insoluble fraction is not more than 40 mgKOH/g.
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申请公布号 |
US2009269691(A1) |
申请公布日期 |
2009.10.29 |
申请号 |
US20060067414 |
申请日期 |
2006.09.20 |
申请人 |
MITSUBISHI RAYON CO., LTD. |
发明人 |
YAMATO SHINYA;OCHIAI TETSUYA;FUJII HIDEYUKI |
分类号 |
G03G9/08;C08G63/00;G03G9/09 |
主分类号 |
G03G9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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