会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 5. 发明授权
    • Mixtures of optical brighteners
    • 荧光增白剂的混合物
    • US4416795A
    • 1983-11-22
    • US346561
    • 1982-02-08
    • Thomas MartiniHans FrischkornErich SchinzelHeinz Probst
    • Thomas MartiniHans FrischkornErich SchinzelHeinz Probst
    • C09B67/22C09K11/06D06L3/12
    • D06L3/125
    • Mixtures of optical brighteners composed of(a) 1 to 99% by weight of one or more compounds of the formula (1) ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 can be identical or different and denote hydrogen, chlorine, C.sub.1 -C.sub.4 carbalkoxy, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy and(b) 99 to 1% by weight of one or more compounds of the formulae ##STR2## in which n denotes 0 or 1, R.sub.7 and R.sub.8 denote identical or different radicals from the group comprising hydrogen, fluorine, chlorine, phenyl, trifluoromethyl, C.sub.1 -C.sub.4 -alkyl, alkoxy, cyano, carboxyl, carboalkoxy, carboxamide or alkyl sulfonates, and two adjacent radicals R.sub.7 and R.sub.8 together can also represent a benzene ring, a lower alkylene group or a 1,3-dioxapropylene group, and B denotes a cyano group, a carboxylate group or a carboxamide group or a 1,2,4-oxadiazol-3-yl group, a 1,3,5-oxadiazol-2-yl group, a phenyl group or a 1,3,4-oxadiazol-2-yl group.
    • 由(a)1至99重量%的一种或多种式(1)化合物(1)组成的荧光增白剂的混合物其中R1,R2,R3,R4,R5和R6可以相同或不同, 表示氢,氯,C 1 -C 4烷氧基,C 1 -C 4烷基或C 1 -C 4 - 烷氧基,(b)99至1重量%的一种或多种下式的化合物:(IMAG)(2) (5)其中n表示0或1,R7和R8表示与氢,氟,氯,苯基,三氟甲基,C 1 -C 4 - 烷基,烷氧基中的基团相同或不同的基团 ,氰基,羧基,烷氧羰基,甲酰胺或烷基磺酸盐,两个相邻基团R7和R8一起也可以表示苯环,低级亚烷基或1,3-二氧亚丙基,B表示氰基,羧酸酯基 或甲酰胺基或1,2,4-恶二唑-3-基,1,3,5-恶二唑-2-基,苯基或1,3,4-恶二唑-2-基 。
    • 6. 发明授权
    • Quaternized, bridged benzimidazolylbenzimidazoles, processes for their
preparation and their use
    • 季铵化的桥联苯并咪唑基苯并咪唑,其制备方法及其用途
    • US4309551A
    • 1982-01-05
    • US191709
    • 1980-09-29
    • Norbert SchonbergerErich SchinzelThomas MartiniGunter Rosch
    • Norbert SchonbergerErich SchinzelThomas MartiniGunter Rosch
    • C09B57/00C07D235/02C07D235/20C07D235/24C07D487/14C07D235/30C07D235/04
    • C07D235/02C07D235/20C07D235/24C07D487/14
    • Compounds of the general formula (1) ##STR1## wherein R.sub.1 denotes hydrogen, halogen, alkyl, alkoxy or, conjointly with R.sub.2, a fused benzo ring, R.sub.2 denotes hydrogen, alkyl, alkoxy, halogen, phenyl, cyano, carboalkoxy, carboxyl, carbonamido, monoalkylcarbonamido, dialkylcarbonamido, sulfo, alkylsulfonyl, alkyloxysulfonyl, sulfonamido, monoalkylsulfonamido or dialkylsulfonamido or, conjointly with R.sub.3, a fused benzo ring, R.sub.3 has the same meaning as R.sub.2, R.sub.4 denotes hydrogen, alkyl, alkoxy, halogen or, conjointly with R.sub.3, a fused benzo ring, R.sub.5 denotes alkyl, hydroxyalkyl, alkoxyalkyl, optionally substituted aralkyl, cyanoethyl, cycloalkyl or a group of the formulae --CH.sub.2 CN, --CH.sub.2 CONH.sub.2 or --CH.sub.2 COO--alkyl, A denotes a group of the formulae ##STR2## or--(CH.sub.2).sub.4 --R.sub.6 denotes hydrogen, alkyl, hydroxyalkyl, alkoxyalkyl, aralkyl or optionally substituted phenyl, n denotes 1, 2 or 3 and X.sup.(-) denotes a halide, alkylsulfonate, alkylsulfate, alkylphenylsulfonate or phenylsulfonate ion, and processes for their preparation and their use as optical brighteners.
    • 通式(1)的化合物其中R1表示氢,卤素,烷基,烷氧基或与R2稠合的苯并环,R2表示氢,烷基,烷氧基,卤素,苯基,氰基,烷氧羰基 ,羧基,碳酰氨基,单烷基碳酰氨基,二烷基碳酰氨基,磺基,烷基磺酰基,烷氧基磺酰基,亚磺酰氨基,烷基磺酰氨基或二烷基磺酰氨基,或与R3稠合的苯并环,R3与R2相同,R4表示氢,烷基,烷氧基,卤素或 R 3表示烷基,羟基烷基,烷氧基烷基,任选取代的芳烷基,氰基乙基,环烷基或式-CH 2 CN,-CH 2 CONH 2或-CH 2 COO - 烷基的基团,A表示式 或 - (CH 2)4 -R 6表示氢,烷基,羟基烷基,烷氧基烷基,芳烷基或任选取代的苯基,n表示1,2或3,X( - )表示卤素,烷基磺酸酯,烷基硫酸酯,烷基苯基磺酸酯或苯基磺酸根离子, 过程为 制备及其作为荧光增白剂的用途。