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    • 41. 发明授权
    • Process for the preparation of cationic dyestuffs
    • 阳离子染料的制备方法
    • US4281112A
    • 1981-07-28
    • US169582
    • 1980-07-17
    • Klaus-Friedrich LehmentRoderich RaueHarald Gleinig
    • Klaus-Friedrich LehmentRoderich RaueHarald Gleinig
    • C09B26/02C09B26/04C09B44/00C07D209/14
    • C09B44/005C09B26/04
    • The preparation of hydrazone dyestuffs of the formula ##STR1## wherein R.sup.13 and R.sup.14 independently of one another represent hydrogen, C.sub.1 -- to C.sub.4 --alkyl, C.sub.1-- to C.sub.4-- alkoxy or halogen, in particular chlorine or bromine, andA.sup.- denotes an anionic radical,by reacting azo bases of the general formula ##STR2## wherein R.sup.13 and R.sup.14 have the above mentioned meaning andR.sup.15 represents hydrogen or the methyl group, with dimethyl sulphate in a mixture of water and an organic solvent and in the presence of an acid-binding agent, is characterized in that (a) aromatic or aliphatic chlorinated hydrocarbons are used as the organic solvents, (b) the reaction is carried out at a temperature of 10.degree.-60.degree. C., (c) a 5-90% excess of dimethyl sulphate is employed and (d) the reaction is allowed to proceed at a pH of 5-10.
    • 其中R 13和R 14彼此独立地表示氢,C 1至C 4 - 烷基,C 1至C 4 - 烷氧基或卤素,特别是氯或溴的式腙染料的制备,A - 表示阴离子 其中R 1和R 14具有上述含义并且R 15表示氢或甲基的偶氮碱与水和有机溶剂的混合物中的硫酸二甲酯反应, 其特征在于使用(a)芳族或脂族氯代烃作为有机溶剂,(b)反应在10〜60℃进行,(c)5-90 使用过量的过硫酸二甲酯,(d)使反应在5-10℃的pH下进行。
    • 43. 发明授权
    • Dyestuff laser
    • 染料激光
    • US4035740A
    • 1977-07-12
    • US557081
    • 1975-03-10
    • Fritz Peter SchaferHorst HarnischRoderich Raue
    • Fritz Peter SchaferHorst HarnischRoderich Raue
    • H01S3/20C09B57/02H01S3/213H03F1/22C09K11/00
    • H01S3/213
    • Coherent monochromatic radiation (laser light) in the wave length range of 450 to 560 nm is obtained by exciting with a pump light source a dyestuff solution containing a dyestuff of the formula ##STR1## wherein R.sub.1 represents hydrogen, alkyl, cycloalkyl, aralkyl, an alkylene radical linked to the 6-position of the coumarin ring system or, together with R.sub.2 and the nitrogen atom to which they are bonded, and optionally with inclusion of further heteroatoms as ring members, represents the remaining members of a heterocyclic ring system, R.sub.2 represents alkyl, aralkyl or an alkylene radical linked to the 8-position of the coumarin ring system and R.sub.3 represents hydrogen or an optionally substituted phenyl radical, the rings A and B can carry further substituents and a carbocyclic 5-membered or 6-membered ring can be fused to the ring B, in a solvent which does not interfere with the emission, at a concentration, which emits laser beams, of, preferably, 10.sup.-.sup.2 to 10.sup.-.sup.4 mol/liter.
    • 通过用泵浦光源激发含有下式的染料的染料溶液获得在450-560nm的波长范围内的相干单色辐射(激光),其中R 1表示氢,烷基,环烷基,芳烷基, 与香豆素环体系的6-位连接的亚烷基或与R 2和它们所键合的氮原子一起,并且任选地包含另外的杂原子作为环成员,表示杂环系统的剩余成员,R2 代表烷基,芳烷基或连接到香豆素环体系的8-位的亚烷基,R 3表示氢或任选取代的苯基,环A和B可以携带另外的取代基和碳环5元或6元环 可以在发射激光束的浓度下不干扰发射的溶剂中的环B熔融,优选为10 -2至10 -4 mol / L。
    • 47. 发明授权
    • Electrophotographic toners containing an additive reinforcing the
cationic charge
    • 含有增强阳离子电荷的添加剂的电子照相调色剂
    • US4812379A
    • 1989-03-14
    • US10364
    • 1987-02-03
    • Horst HarnischRoderich Raue
    • Horst HarnischRoderich Raue
    • G03G9/097G03G9/16
    • G03G9/09741
    • Postively charged electrophotographic toners contain, in addition to conventional resin and pigment particles, an additive reinforcing the cationic charge, of the general formula ##STR1## in which R.sup.1 and R.sup.2 each represent hydrogen, chlorine, bromine, hydroxyl, C.sub.1 -C.sub.4 -alkoxy or carboxyl,A represents C.sub.1 -C.sub.5 -alkylene or --C.sub.6 H.sub.4 --CH.sub.2 --(m or p),m represents 0 to 1,n represents 1 or 2K.sup..sym. represents ##STR2## R.sup.3 represents C.sub.1 -C.sub.18 -alkyl, carbamoyl-C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.2 -alkyl, benzyl, cyclohexyl or allyl,R.sup.4 represents C.sub.1 -C.sub.4 -alkyl or a single bond linked to D,R.sup.5 represents C.sub.1 -C.sub.4 -alkyl,D represent --CH.sub.2, --CH.sub.2 --CO--, --CH.sub.2 --CO--NH--or --CH.sub.2 --CO--NH--CH.sub.2 --W represents ##STR3## --CO--or a single bond, Z represents --CH.sub.2 --, ##STR4## --O--, --S--, --SO.sub.2 --or a single bond and An.sup..crclbar. represents an anion.
    • 除了常规的树脂和颜料颗粒之外,带电荷的电子照相色调剂还包含增强阳离子电荷的添加剂,其通式为:其中R 1和R 2各自表示氢,氯,溴,羟基, C 1 -C 4 - 烷氧基或羧基,A表示C 1 -C 5亚烷基或-C 6 H 4 -CH 2 - (m或p),m表示0至1,n表示1或2 K(+)表示R 3表示C1- C18烷基,氨基甲酰基C1-C2-烷基,C1-C4-烷氧基羰基-C1-C2-烷基,苄基,环己基或烯丙基,R4代表C1-C4-烷基或与D连接的单键,R5代表C1-C4 - 烷基,D表示-CH2,-CH2-CO-,-CH2-CO-NH-或-CH2-CO-NH-CH2-W表示-CO-或单键,Z表示-CH2-, -O - , - S - , - SO 2 - 或单键,An( - )表示阴离子。