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    • 3. 发明授权
    • Coated carrier for developing electrostatically charged images
    • 用于显影静电荷图像的涂层载体
    • US6068959A
    • 2000-05-30
    • US372
    • 1998-05-20
    • Toru NakamuraToshimi NishiokaTakuya HogaNobuyuki KurokawaJunichi FukuzawaHorst-Tore LandFredy Helmer-Metzmann
    • Toru NakamuraToshimi NishiokaTakuya HogaNobuyuki KurokawaJunichi FukuzawaHorst-Tore LandFredy Helmer-Metzmann
    • G03G9/113
    • G03G9/1133
    • This invention relates to a coated carrier for development of an electrostatically charged image, comprising carrier core particles coated with a coating resin; wherein the coating resin at least includes a polyolefin resin having a cyclic structure; a polyolefin resin of a cyclic structure having an intrinsic viscosity (i.v.) of 0.25 dl/g or more, a heat distortion temperature (HDT) by DIN53461-B of 70 .degree. C. or higher, and a number average molecular weight of 7,500 or more and a weight average molecular weight of 15,000 or more, as measured by GPC, is contained in an amount of less than 50% by weight based on the entire coating resin; and the coating resin is used for coating in an amount of 1 to 30% by weight based on the carrier core particles. The present invention can obtain a coated carrier which exhibits high anti-spent toner effect and excellent charge control properties during development with a dry toner.
    • PCT No.PCT / JP96 / 02135 Sec。 371日期:1998年5月20日 102(e)1998年5月20日PCT PCT 1996年7月29日PCT公布。 出版物WO97 / 24644 日期1997年7月10日本发明涉及一种用于开发静电荷图像的涂层载体,其包含涂覆有涂层树脂的载体芯颗粒; 其中所述涂料树脂至少包括具有环状结构的聚烯烃树脂; 特性粘度(iv)为0.25dl / g以上的环状结构的聚烯烃树脂,DIN53461-B的热变形温度(HDT)为70℃以上,数均分子量为7,500以上 通过GPC测定的更多的重均分子量为15,000以上,相对于涂布树脂整体,其含量小于50重量% 涂布树脂的涂布量为1〜30重量%,基于载体芯粒子。 本发明可以获得在用干燥调色剂显影时表现出高的消色调色剂效果和优异的电荷控制性能的涂布载体。
    • 4. 发明授权
    • Hot-roller fixing toner for developing electrostatically charged images
    • 用于显影静电荷图像的热辊定影调色剂
    • US07252918B2
    • 2007-08-07
    • US09000330
    • 1996-07-29
    • Toru NakamuraToshimi NishiokaTakuya HogaNobuyuki KurokawaJunichi FukuzawaHorst-Tore LandFredy Helmer-Metzmann
    • Toru NakamuraToshimi NishiokaTakuya HogaNobuyuki KurokawaJunichi FukuzawaHorst-Tore LandFredy Helmer-Metzmann
    • G03G9/087
    • G03G9/08797G03G9/08704G03G9/08735G03G9/08791G03G9/08793
    • This invention relates to a toner for developing an electrostatically charged image of a heat roller type copier or printer, the toner consisting essentially of a binder resin, a colorant and a charge control agent, in which the binder resin at least includes a polyolefin resin having a cyclic structure, and a polyolefin resin of a cyclic structure having an intrinsic viscosity (i.v.) of 0.25 dl/g or more, a heat distortion temperature (HDT) by DIN53461-B of 70° C. or higher, and a number average molecular weight of 7,500 or more and a weight average molecular weight of 15,000 or more, as measured by GPC, is contained in a proportion of less than 50% by weight based on the entire binder resin. The toner for developing an electrostatically charged image according to the invention is excellent in fixability, light transmission, and anti-toner spent properties, giving a sharp, high quality image, can be applied to any of a dry one-component magnetic toner, a dry one-component nonmagnetic toner, a dry two-component toner and a liquid toner, and exhibits marked effects particularly when used in a color toner.
    • 本发明涉及一种用于显影加热辊式复印机或打印机的静电荷图像的调色剂,该调色剂基本上由粘合剂树脂,着色剂和电荷控制剂组成,其中粘合剂树脂至少包括具有 环状结构,特性粘度(iv)为0.25dl / g以上的环状结构的聚烯烃树脂,DIN53461-B的热变形温度(HDT)为70℃以上,数均 通过GPC测定的分子量为7,500以上,重均分子量为15000以上,以粘合剂树脂为基准,小于50重量%。 根据本发明的用于显影静电荷图像的调色剂具有优异的定影性,透光性和抗调色剂废弃性能,提供清晰,高质量的图像,可以应用于任何干燥单组分磁性调色剂, 干燥的单组分非磁性调色剂,干燥的双组分调色剂和液体调色剂,特别是当用于彩色调色剂时表现出显着的效果。
    • 6. 发明授权
    • Polymers based on polyarylene siloxanes and freeradical-polymerizable
monomers
    • 基于聚亚芳基硅氧烷和可自由基聚合单体的聚合物
    • US5633332A
    • 1997-05-27
    • US428066
    • 1995-04-26
    • Horst-Tore LandWalter SchubertReinhardt Kalus
    • Horst-Tore LandWalter SchubertReinhardt Kalus
    • C08F283/12C08F290/00C08F290/14
    • C08F283/124C08F283/12C08F290/148
    • Polymers can be obtained by free-radical polymerization of monomers in the presence of a dissolved polysiloxane. The free-radical-polymerizable monomers used are at least one compound of the formula I ##STR1## where R.sup.1 and R.sup.2 are, independently of one another, hydrogen, COOH, C.sub.1 -C.sub.18 -alkyl, cyclohexyl, C.sub.1 -C.sub.4 -alkyl-cyclohexyl, C.sub.6 -C.sub.10 -bicycloalkyl, C.sub.6 -C.sub.18 -tricycloalkyl,R.sup.3 is hydrogen or methyl,R.sup.4 is hydrogen, (C.sub.1 -C.sub.20)-alkyl, 2-hydroxypropyl, glycidyl,--[CH.sub.2 CH.sub.2 --O].sub.n H, having n=1 to 5,--[CH.sub.2 ].sub.m --OH, having m=3 to 18, in particular m=3 to 8,--[CH.sub.2 ].sub.2 O--[CO--(CH.sub.2).sub.5 ].sub.x OH, where x=a number from 1 to 3, or--[CH.sub.2 CHOHCH.sub.2 ]--O--(CO)R,where R is a C.sub.1 to C.sub.18 -alkyl radical.The polysiloxane used is at least one aromatic polyarylene siloxane of the formula III ##STR2## where R.sup.9 and R.sup.10 are, independently of one another, a C.sub.1 -C.sub.12 -alkyl radical, a C.sub.6 -C.sub.14 -aryl radical, or an unsubstituted or substituted vinyl radical, andR.sup.11, R.sup.12, R.sup.13 and R.sup.14 are, independently of one another, hydrogen, a C.sub.1 -C.sub.3 -alkyl radical or a substituted or unsubstituted C.sub.6 -C.sub.14 -aryl radical and--X-- is a group --C(CH.sub.3).sub.2 --, --C(CF.sub.3).sub.2 --, --S--, --SO.sub.2 --, --CH.sub.2 -- or a cyclohexylidene group, or a single chemical bond and M is equal to 0 or 1 and N is a number from 2 to 500, in particular from 3 to 200.
    • PCT No.PCT / EP93 / 02854 Sec。 371日期1995年04月26日 102(e)日期1995年4月26日PCT提交1993年10月15日PCT公布。 WO94 / 10218 PCT公开号 日期1994年5月11日聚合物可以通过在溶解的聚硅氧烷存在下单体的自由基聚合获得。 使用的可自由基聚合的单体是至少一种式I(I)的化合物,其中R 1和R 2彼此独立地为氢,COOH,C 1 -C 18 - 烷基,环己基,C 1 -C 4 - 烷基 - 环己基,C6-C10-双环烷基,C6-C18-三环烷基,R3是氢或甲基,R4是氢,(C1-C20) - 烷基,2-羟丙基,缩水甘油基, - [CH2CH2-O] m = 3至18,特别是m = 3至8, - [CH 2] 2 O- [CO-(CH 2)5] x OH,其中x = 1〜3,或 - [CH2CHOHCH2] -O-(CO)R,其中R为C1至C18-烷基。 所使用的聚硅氧烷是至少一种式III(III)的芳族聚亚芳基硅氧烷,其中R 9和R 10彼此独立地为C 1 -C 12 - 烷基,C 6 -C 14 - 芳基或未取代的 或取代的乙烯基,R11,R12,R13和R14彼此独立地为氢,C1-C3-烷基或取代或未取代的C6-C14 - 芳基,-X-为基团-C( CH 3)2 - , - C(CF 3)2 - , - S - , - SO 2 - , - CH 2 - 或亚环己基,或单一化学键,M等于0或1,N是2〜 500,特别是3到200。