专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US4837309A Monohalo substituted triazinyl monoazo dyestuffs for cellulose-containing fibers 失效
标题翻译：用于含纤维素的纤维的单卤代取代的三嗪基单偶氮染料
公开(公告)号：US4837309A
公开(公告)日：1989-06-06
申请号：US583233
申请日：1984-02-24
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Yutaka Kurose , Yukiharu Shimizu
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Yutaka Kurose , Yukiharu Shimizu
IPC分类号： C09B29/085 , C09B62/085 , D06P1/382 , D06P3/85
CPC分类号： C09B62/085
摘要： A monoazo dyestuff of the formula: ##STR1## wherein D represents substituted or unsubstituted phenyl, imidazolyl, pyridyl, thiazolyl, thiadiazolyl, thienyl, benzoisothiazolyl, pyridinoisothiazolyl, thienoisothiazolyl, thienothiazolyl or benzothiazolyl, R.sup.1 represents substituted or unsubstituted alkyl, cyclohexyl, alkenyl, aralkyl or aryl, R.sup.2 and R.sup.3 each represents hydrogen, alkyl optionally substituted by cyano, hydroxy, alkoxy or alkoxyalkoxy, alkenyl, cyclohexyl, aryl or aralkyl, or together represent a 5- or 6-membered nitrogen-containing heterocyclic ring formed by combining R.sup.2 and R.sup.3, A represents ##STR2## X represents fluorine or chlorine, and Y.sup.1 represents hydrogen, chlorine, methyl or acylamino. The monoazo dyestuff is especially useful in the dyeing of cellulose-containing fibers and exhibits good fastness properties including good wet color fastness and good light fastness.
摘要翻译：其中D表示取代或未取代的苯基，咪唑基，吡啶基，噻唑基，噻二唑基，噻吩基，苯并异噻唑基，吡啶并异噻唑基，噻吩并噻唑基，噻吩并噻唑基或苯并噻唑基，R1代表取代或未取代的烷基，环己基，烯基，芳烷基或芳基，R 2和R 3各自表示氢，任选被氰基，羟基，烷氧基或烷氧基烷氧基取代的烷基，烯基，环己基，芳基或芳烷基，或一起表示通过将R 2和R 2相结合形成的5-或6-元含氮杂环， R3，A表示X表示氟或氯，Y1表示氢，氯，甲基或酰氨基。单偶氮染料特别可用于含纤维素纤维的染色，并且具有良好的耐牢度性能，包括良好的耐湿色牢度和良好的耐光性。

2. 发明授权

US4500455A Reactive disperse diaminopyridine azo dyes containing a fluorostriazine group 失效
标题翻译：含有氟代三嗪基团的二氨基吡啶偶氮染料的反应性分散
公开(公告)号：US4500455A
公开(公告)日：1985-02-19
申请号：US400533
申请日：1982-07-21
申请人： Toshio Niwa , Toshio Hihara , Yukiharu Shimizu
发明人： Toshio Niwa , Toshio Hihara , Yukiharu Shimizu
IPC分类号： C09B62/085 , C09B62/04 , C09B62/08 , C09B62/09 , D06P1/382 , D06P3/60 , D06P3/66 , D06P3/84
CPC分类号： D06P3/6041 , C09B62/08 , D06P1/382
摘要： Diaminopyridine dyes for dyeing cellulose-containing fibers, particularly cellulose fibers and polyester-cellulose fibers in from orange to bluish red, with excellent fastness to light. The dyes are represented by the formula (I): ##STR1## X is a hydrogen atom, or a halogen atom; Y is an alkoxy group containing from 1 to 5 carbon atoms, --O--R.sup.10 --O--R.sup.11, or a phenoxy group; andn is 2 or 3, and wherein R.sup.1 is a nitro group, a cyano group, a methylsulfonyl group, a phenylsulfonyl group, a mono- or di-lower alkylaminosulfonyl group, an acetyl group, or a benzoyl group; R.sup.2 and R.sup.3 are each a hydrogen atom, a trifluoromethyl group, a halogen atom, or a cyano group; R.sup.4 is a hydrogen atom, a lower alkyl group, a mono- or di-lower alkylaminosulfonyl group, a mono- or di-lower alkylcarbamoyl group, or an acetylamino group; R.sup.5 and R.sup.6 are each a hydrogen atom, a halogen atom, or a lower alkyl group; R.sup.7 is a lower alkyl group; R.sup.8 is a hydrogen atom or a halogen atom; R.sup.10 is an ethylene group, or a propylene group; and R.sup.11 is a methyl group, or an ethyl group.
摘要翻译：用于染色含纤维素纤维的二氨基吡啶染料，特别是从橙色到蓝红色的纤维素纤维和聚酯纤维素纤维，具有优异的耐光牢度。染料由式（I）表示：其中X是氢原子或卤素原子;其中X是氢原子或卤素原子; Y是含有1至5个碳原子的烷氧基，-O-R10-O-R11或苯氧基; n为2或3，R 1为硝基，氰基，甲基磺酰基，苯磺酰基，一或二低级烷基氨基磺酰基，乙酰基或苯甲酰基; R2和R3各自为氢原子，三氟甲基，卤素原子或氰基; R4是氢原子，低级烷基，一或二低级烷基氨基磺酰基，一或二低级烷基氨基甲酰基或乙酰氨基; R5和R6各自为氢原子，卤素原子或低级烷基; R7是低级烷基; R8是氢原子或卤素原子; R 10是亚乙基或亚丙基; R11为甲基或乙基。

3. 发明授权

US4626590A Reactive monoazo and disazo pyridone dyestuffs containing a halo-substituted 6-member nitrogen-containing heterocyclic ring 失效
标题翻译：含有卤素取代的6元含氮杂环的反应性单偶氮和双偶氮吡啶酮染料
公开(公告)号：US4626590A
公开(公告)日：1986-12-02
申请号：US668739
申请日：1984-11-06
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Yukiharu Shimizu
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Yukiharu Shimizu
IPC分类号： C09B62/026 , D06P1/382 , C09B62/085 , C09B62/09 , C09B62/245 , C09B62/25
CPC分类号： D06P1/382 , C09B62/026
摘要： Reactive pyridone azo dyestuffs of the general formula [I]: ##STR1## wherein D represents ##STR2## represents phenylene optionally substituted by lower alkyl, lower alkoxy, trifluoromethyl or halogen, ##STR3## represents phenylene optionally substituted by lower alkyl, lower alkoxy, halogen or acetylamino,--A--represents --CH.sub.2 --, --C.sub.2 H.sub.4 --, --OC.sub.2 H.sub.4 --, ##STR4## --SO.sub.2 NHC.sub.2 H.sub.4 --or --SO.sub.2 C.sub.2 H.sub.4 --, --X represents hydrogen, lower alkyl, lower alkoxy, nitro, trifluoromethyl or halogen,--Y represents alkyl, aryl or aralkyl optionally substituted by lower alkoxy or phenoxy,--Z--represents a connecting group of --O--or --S--,--V represents --CN or --CONH.sub.2,--W represents a 6-membered nitrogen-containing heterocyclic ring having at least one active halogen atom, andn represents 0 or 1.These reactive pyridone azo distuffs give dyeings which are yellowish to reddish orange in color which have excellent light fastness.
摘要翻译：具有通式[I]的反应性吡啶酮偶氮染料：其中D表示“低级烷基”，“低级烷氧基”，“三氟甲基”或“卤素”表示的亚苯基，其中D表示“ 被低级烷基，低级烷氧基，卤素或乙酰氨基取代，-A代表-CH 2 - ， - C 2 H 4 - ， - OC 2 H 4 - ， - SO 2 NHC 2 H 4 - 或-SO 2 C 2 H 4 - ，-X代表氢，低级烷基，低级烷氧基，硝基，三氟甲基或卤素，-Y表示任选被低级烷氧基或苯氧基取代的烷基，芳基或芳烷基，-Z-表示-O-或-S-，-V代表-CN或-CONH 2的连接基团，-W表示具有至少一个活性卤素原子的6元含氮杂环，n表示0或1.这些反应性吡啶酮偶氮化合物产生淡黄色至红橙色的染色，其具有优异的耐光性。

4. 发明授权

US4507476A Anthraquinone dyestuffs for cellulose-containing fibers 失效
标题翻译：蒽醌染料用于含纤维素纤维
公开(公告)号：US4507476A
公开(公告)日：1985-03-26
申请号：US568340
申请日：1984-01-05
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
IPC分类号： C09B1/32 , C09B1/503 , C09B1/514 , C09B1/52 , C09B1/54 , C09B1/56 , C09B1/58 , C07D251/42 , C07D251/48
CPC分类号： C09B1/32 , C09B1/503 , C09B1/514 , C09B1/547 , C09B1/585
摘要： This invention relates to an anthraquinone dyestuff for cellulose containing fibers represented by the formula: ##STR1## wherein R.sup.1 represents amino or hydroxyl, R.sup.2 represents hydrogen, chlorine, bromine, cyano or --SO.sub.2 R wherein R represents methyl, ethyl or phenyl, R.sup.3 and R.sup.4 each represents hydrogen, amino, hydroxyl, nitro, chlorine or bromine, Y represents a connecting group consisting of --O-- or --S--, one of X.sup.1 and X.sup.2 is hydrogen and the other is a group of the formula: ##STR2## wherein --Z-- represents a connecting group consisting of --O-- or --S--, --W.sup.1 represents phenyl or --NR.sup.6 R.sup.7, R.sup.5 represents hydrogen, methyl, ethyl, methoxy, ethoxy, chlorine or bromine, R.sup.6 and R.sup.7 each represents hydrogen or alkyl, alkenyl, cyclohexyl, aryl or aralkyl which may optionally be substituted by lower alkoxy, or NR.sup.6 R.sup.7 represents a 5-membered or 6-membered nitrogen-containing heterocyclic ring formed by combination of R.sup.6 and R.sup.7, and n is 0 or 1, with the proviso that where X.sup.2 is hydrogen, n is 0.
摘要翻译：本发明涉及由下式表示的含纤维素的纤维素染料：其中R1表示氨基或羟基，R2表示氢，氯，溴，氰基或-SO2R，其中R表示甲基，乙基或苯基，R3和R4 各自表示氢，氨基，羟基，硝基，氯或溴，Y表示由-O-或-S-组成的连接基团，X1和X2之一为氢，另一个为下式基团：其中 -Z-表示由-O-或-S-组成的连接基团，-W1表示苯基或-NR6R7，R5表示氢，甲基，乙基，甲氧基，乙氧基，氯或溴，R6和R7各自表示氢或烷基，烯基，环己基，芳基或芳烷基，其可任选被低级烷氧基取代，或NR 6 R 7表示通过R6和R7的组合形成的5元或6元含氮杂环，n为0或1，条件是其中X2是氢，n是0。

5. 发明授权

US4436906A Anthraquinone dyes for cellulose-containing fibers and process for producing the same 失效
标题翻译：用于含纤维素纤维的蒽醌染料及其制备方法
公开(公告)号：US4436906A
公开(公告)日：1984-03-13
申请号：US380320
申请日：1982-05-20
申请人： Toshio Niwa , Toshio Hihara
发明人： Toshio Niwa , Toshio Hihara
IPC分类号： C09B1/32 , C09B1/54 , C09B1/58 , C09B62/06 , D06P3/60 , D06P3/66 , C07D251/42
CPC分类号： C09B1/547 , C09B1/32 , C09B1/585 , C09B62/06 , D06P3/6041 , D06P3/66
摘要： An anthraquinone dye for cellulose-containing fibers having the formula (I) indicated below and a process for producing the same are disclosed: ##STR1## wherein R.sup.1 is an amino group or a hydroxyl group; R.sup.2 is a hydrogen atom, a chlorine atom, a bromine atom, a cyano group or --SO.sub.2 R (wherein R is a lower alkyl group or a phenyl group); R.sup.3 and R.sup.4 are each a hydrogen atom, an amino group, a hydroxyl group, a nitro group, a chlorine atom or a bromine atom; Y is a bonding group --O-- or --S--; one of X.sup.1 and X.sup.2 is a hydrogen atom and the other is ##STR2## (wherein Z is a bonding group --O-- or --S--; R.sup.5 is a lower alkyl group, a lower alkoxy group or a hydrogen atom; R.sup.6 and R.sup.7 are each a hydrogen atom or an alkyl group, an alkenyl group, a cyanohexyl group, an aryl group or an aralkyl group which may be substituted by a cyano group, a hydroxyl group, a lower alkoxy group or a dialkylamino group, or NR.sup.6 R.sup.7 represents a 5- or 6-membered nitrogen-containing heterocyclic ring formed by the bonding of R.sup.6 and R.sup.7 ; the sum of the carbon atoms of R.sup.6 and R.sup.7 is not more than 18); and n is 0 or 1, but n is 0 when X.sup.2 is a hydrogen atom.
摘要翻译：公开了下述的具有式（I）的含纤维素纤维的蒽醌染料及其制备方法：其中R1是氨基或羟基;（I）其中R1是氨基或羟基; R2是氢原子，氯原子，溴原子，氰基或-SO2R（其中R是低级烷基或苯基）; R3和R4各自为氢原子，氨基，羟基，硝基，氯原子或溴原子; Y是键合基团-O-或-S-; X1和X2之一是氢原子，另一个是（其中Z是键合基-O-或-S-; R5是低级烷基，低级烷氧基或氢原子; R6和R7 羟基，低级烷氧基或二烷基氨基可被取代的氢原子或烷基，烯基，氰基己基，芳基或芳烷基，NR 6 R 7表示通过键合R6和R7形成的5-或6-元含氮杂环; R6和R7的碳原子之和不大于18）; 且n为0或1，但当X2为氢原子时，n为0。

6. 发明授权

US4743684A Reactive phthalocyanine dyes 失效
标题翻译：活性酞菁染料
公开(公告)号：US4743684A
公开(公告)日：1988-05-10
申请号：US766312
申请日：1985-08-16
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Kanzi Shimizu
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Kanzi Shimizu
IPC分类号： C09B47/04 , C09B62/10 , C09B62/523 , D06P1/382
CPC分类号： D06P1/382 , C09B62/10
摘要： A reactive phthalocyanine dye having a specific substituent capable of dyeing cellulose fibers or a mixed fibers of polyester fibers and cellulose fibers to provide Turkish blue-dyed fibers excellent in color fastness to light and color fastness to washing is disclosed, which is represented by general formula [I] ##STR1##
摘要翻译：公开了具有能够染色纤维素纤维的特定取代基的反应性酞菁染料或聚酯纤维和纤维素纤维的混合纤维，以提供具有优异的耐色牢度和耐洗色牢度的土耳其蓝染色纤维，其通式为 [I] [I]

7. 发明授权

US4707546A Reactive monoazo dyestuffs 失效
标题翻译：活性单偶氮染料
公开(公告)号：US4707546A
公开(公告)日：1987-11-17
申请号：US822680
申请日：1986-01-23
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
IPC分类号： C09B62/085 , C09B62/343 , D06P1/382 , D06P3/85
CPC分类号： C09B62/085
摘要： A reactive monoazo dyestuff of the general formula [I]: ##STR1## wherein R.sup.1 and R.sup.2 each represents substituted or unsubstituted alkyl, cyclohexyl, aralkyl or substituted or unsubstituted aryl, Z represents hydrogen, chlorine, methyl or acylamino, (A) represents substituted or unsubstituted alkylene, (B) represents oxygen or --NH--, X represents fluorine or chlorine, and Y represents --NR.sup.4 R.sup.5 or --OR.sup.6 wherein R.sup.4, R.sup.5 and R.sup.6 each represents hydrogen, substituted or unsubstituted alkyl, alkenyl, cyclohexyl, aryl or aralkyl, or --NR.sup.4 R.sup.5 represents a 5- or 6-membered nitrogen-containing heterocyclic ring formed by combining R.sup.4 and R.sup.5.
摘要翻译：通式[I]的反应性单偶氮染料：其中R 1和R 2各自表示取代或未取代的烷基，环己基，芳烷基或取代或未取代的芳基，Z表示氢，氯，甲基或酰氨基，（A ）表示取代或未取代的亚烷基，（B）表示氧或-NH-，X表示氟或氯，Y表示-NR4R5或-OR6，其中R4，R5和R6各自表示氢，取代或未取代的烷基，烯基，环己基，芳基或芳烷基，或-NR4R5表示通过组合R4和R5形成的5-或6-元含氮杂环。

8. 发明授权

US4623719A Disazo dyestuffs having a monofluorotriazinyl group 失效
标题翻译：具有单氟三嗪基的双偶氮染料
公开(公告)号：US4623719A
公开(公告)日：1986-11-18
申请号：US843927
申请日：1986-03-24
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara
IPC分类号： C09B31/14 , C09B62/09 , D06P1/382 , C07C107/06
CPC分类号： D06P1/382 , C09B62/09
摘要： This invention relates to disazo dyestuffs for cellulose or cellulose-containing fibers represented by the formula: ##STR1## wherein R.sup.1 represents a hydrogen atom, a nitro group, a halogen atom, an alkyl group of 1 or 2 carbon atoms or an acetylamino group; R.sup.2 and R.sup.3 each represents a hydrogen atom, an alkyl group of 1 or 2 carbon atoms, and alkoxy group or an acetylamino group; Y.sup.1 and Y.sup.2 each represents a hydrogen atom or an alkyl group, and alkenyl group, a cyclohexyl group, an aryl group or an aralkyl group which group ma optionally be substituted by cyano, hydroxyl, lower alkoxy or dialkylamino, or NY.sup.1 Y.sup.2 represents a 5-membered or 6-membered nitrogen-containing heretocyclic ring formed by combination of Y.sup.1 and Y.sup.2, and the total carbon atoms in Y.sup.1 and Y.sup.2 is 18 or less.
摘要翻译：本发明涉及由下式表示的纤维素或含纤维素纤维的双偶氮染料：其中R1表示氢原子，硝基，卤素原子，1或2个碳原子的烷基或乙酰氨基; R2和R3各自表示氢原子，1或2个碳原子的烷基和烷氧基或乙酰氨基; Y1和Y2各自表示氢原子或烷基，以及基团任选被氰基，羟基，低级烷氧基或二烷基氨基取代的烯基，环己基，芳基或芳烷基，或者NY1Y2表示5- 通过Y1和Y2的组合形成的6-元或6元含氮杂环，Y1和Y2中的总碳原子数为18以下。

9. 发明授权

US4515716A 2,6-Diaminopyridine-based azo dyes for cellulose-containing fibers 失效
标题翻译：用于含纤维素纤维的2,6-二氨基吡啶类偶氮染料
公开(公告)号：US4515716A
公开(公告)日：1985-05-07
申请号：US414733
申请日：1982-09-03
申请人： Toshio Niwa , Toshio Hihara
发明人： Toshio Niwa , Toshio Hihara
IPC分类号： C09B62/08 , D06P1/382 , D06P3/60 , C09B62/06 , C09B62/085 , C09B62/09
CPC分类号： C09B62/08 , D06P1/382 , D06P3/6041
摘要： Diaminopyridine-based azo dyes for cellulose-containing fibers, represented by the following formula: ##STR1## and the other is hydrogen, phenyl, benzyl, allyl, or alkyl which are unsubstituted or substituted by hydroxyl or lower alkoxy(whereinA is methylene, ethylene, propylene, or 1,3-butylene;n is 0 or 1;Y.sup.1 and Y.sup.2, which are the same or different, are hydrogen, alkyl, alkenyl, cyclohexyl, aryl, or aralkyl which are unsubstituted or substituted by cyano, hydroxy, lower alkoxy, or dialkylamino, or Y.sup.1 and Y.sup.2 together form a 5- or 6-membered heterocyclic ring (NY.sup.1 Y.sup.2) containing one nitrogen, the total number of carbon atoms of Y.sup.1 and Y.sup.2 being 18 or less;R.sup.1 is nitro, cyano, methylsulfonyl, phenylsulfonyl, mono-lower alkylaminosulfonyl, di-lower alkylaminosulfonyl, acetyl, or benzoyl;R.sup.2 and R.sup.3, which are the same or different, are hydrogen, trifluoromethyl, halogen, or cyano;R.sup.4 is hydrogen, lower alkyl, mono- or di-lower alkylaminosulfonyl, mono/or di-lower alkylcarbamoyl, or acetylamino;R.sup.5 and R.sup.6, which are the same or different, are hydrogen, halogen, or lower alkyl;R.sup.7 is lower alkyl;R.sup.8 is trifluoromethyl, or halogen; andR.sup.9 is hydrogen, or halogen).The dyes are useful for dyeing cellulose-containing fibers, particularly cellulose fibers and mixed fibers of polyester fibers and cellulose fibers in from orange to blue.
摘要翻译：用于含纤维素的纤维的二氨基吡啶类偶氮染料，由下式表示：另一种是氢，苯基，苄基，烯丙基或未被羟基或低级烷氧基取代的烷基（其中A为亚甲基，亚乙基，亚丙基或1,3-亚丁基; n为0或1; Y1和Y2相同或不同，为氢，未取代或被氰基，羟基，低级烷氧基或二烷基氨基取代的烷基，链烯基，环己基，芳基或芳烷基，或Y1和Y2一起形成含有一个氮的5-或6-元杂环（NY1Y2） Y1和Y2的碳原子数为18以下; R1为硝基，氰基，甲基磺酰基，苯基磺酰基，单低级烷基氨基磺酰基，二低级烷基氨基磺酰基，乙酰基或苯甲酰基; R2和R3相同或不同，是氢，三氟甲基，卤素或氰基; R 4是氢，低级烷基，一或二低级烷基氨基磺酰基，一或二低级烷基氨基甲酰基或乙酰氨基; R 5和R 6相同或不同，为氢，卤素或低级烷基; R7是低级烷基; R8是三氟甲基或卤素; 和R9是氢或卤素）。染料可用于将含纤维素的纤维，特别是纤维素纤维和聚酯纤维和纤维素纤维的混合纤维从橙色到蓝色染色。

10. 发明授权

US4801696A Phenylazocyanothiopheneazoaniline dyes for dyeing cellulose-containing fibers in blue to bluish green shades 失效
标题翻译：用于将含纤维素的纤维以蓝色至蓝绿色色调染色的苯基偶氮异噻吩偶氮苯胺染料
公开(公告)号：US4801696A
公开(公告)日：1989-01-31
申请号：US65184
申请日：1987-06-22
申请人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Shuichi Maeda
发明人： Toshio Niwa , Kiyoshi Himeno , Toshio Hihara , Shuichi Maeda
IPC分类号： C09B31/043 , D06P3/60 , C09B33/02 , D06P1/18 , D06P3/36
CPC分类号： C09B31/043 , D06P3/6041
摘要： Disazo dyes for dyeing cellulose-containing fibers represented by the following general formula: ##STR1## wherein R.sup.1 and R.sup.2 each represents a hydrogen atom, a halogen atom, a nitro group, a cyano group, a thiocyanato group, a trifluoromethyl group, a formyl group, a lower alkoxycarbonyl group, a lower alkylsulfonyl group, a sulfamoyl group, an N-lower alkylsulfamoyl group or an N,N-di-lower alkylsulfamoyl group, R.sup.3 represents a hydrogen atom, a methyl group, a chlorine atom, a lower alkoxy group or an acylamino group, R.sup.4 represents a hydrogen atom, a methyl group, a chlorine atom or a lower alkoxy group, R.sup.5 represents a hydrogen atom, a lower alkyl group or a halogen atom, --X-- represents ##STR2## --SO.sub.2 -- or --CH.sub.2 --, and n represents 0 or 1. These dyes are capable of dyeing cellulose-containing fibers, particularly fiber blends composed of cellulose fibers and polyester fibers, blue to bluish green with good fastness properties.
摘要翻译：用于染色含纤维素纤维的双偶氮染料，其由以下通式表示：其中R 1和R 2各自表示氢原子，卤素原子，硝基，氰基，硫氰酸酯基，三氟甲基，甲酰基，低级烷氧基羰基，低级烷基磺酰基，氨磺酰基，N-低级烷基氨磺酰基或N，N-二低级烷基氨磺酰基，R 3表示氢原子，甲基，氯原子，低级烷氧基或酰氨基，R4表示氢原子，甲基，氯原子或低级烷氧基，R5表示氢原子，低级烷基或卤素原子，-X-表示 -SO 2 - 或-CH 2 - ，并且n表示0或1.这些染料能够染色含纤维素的纤维，特别是由纤维素纤维和聚酯纤维组成的纤维混合物，蓝色至蓝绿色，具有良好的牢度特性。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式