Patents by Inventor Wen-Jang Chen
Wen-Jang Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 8293877Abstract: The present invention relates to a novel reactive dyestuff with a N-alkylamino group, represented by the following formula (I): wherein A1, A2, R1, R2, R3, R4, (R5)0-2, (R6)0-2, (Z1)0-1, (Z2)0-1, X1, X2 and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or amino group fibers.Type: GrantFiled: March 25, 2010Date of Patent: October 23, 2012Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chen-Lung Kao, Chien-Yu Chen, Huei-Chin Huang
-
Publication number: 20110015378Abstract: The present invention relates to a novel reactive dyestuff with a N-alkylamino group, represented by the following formula (I): wherein A1, A2, R1, R2, R3, R4, (R5)0-2, (R6)0-2, (Z1)0-1, (Z2)0-1, X1, X2 and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or amino group fibers.Type: ApplicationFiled: March 25, 2010Publication date: January 20, 2011Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chen-Lung Kao, Chien-Yu Chen, Huei-Chin Huang
-
Patent number: 7687612Abstract: The present invention relates to a novel reactive dyestuff with dialkylether bridge group, represented by the following formula (I): wherein B, B?, E1, E2, Z, Z?, i, j, (R1)0-3, (R2)0-3, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or amino group fibers.Type: GrantFiled: March 9, 2009Date of Patent: March 30, 2010Assignee: Everlight USA, Inc.Inventors: Chien-Yu Chen, Chen-Lung Kao, Wen-Jang Chen
-
Patent number: 7683208Abstract: The present invention relates to a bridge compound with an N,N-dialkylamino group, represented by the following formula (I), wherein, R, R?, R?, R1, R2, B, B?, i, j, m, and n are defined the same as the specification. The novel bridge compound of the present invention is suitable for being used as a bridge group between dyestuffs, ultraviolet absorbers, or one dyestuff and one ultraviolet absorber. In addition, the present invention further provides a dyestuff compound provided from the aforementioned bridge compound.Type: GrantFiled: February 20, 2008Date of Patent: March 23, 2010Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hong-Chang Huang, Chien-Yu Chen, Ya-Cing Yu, Chen-Lung Kao, Carolin Michaela Mueller
-
Patent number: 7666232Abstract: A reactive trichromatic set comprising (a) at least one of the following reactive red dye of formula (I), wherein R1, R2, R3, X, D, Z, and n are defined the same as in the specification; (b) at least one reactive yellow dye selected from the following Color Index; C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176; and (c) at least one reactive blue dye selected from the following Color Index; C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222.Type: GrantFiled: June 22, 2006Date of Patent: February 23, 2010Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Bao-Kun Lai, Te-Chin Sung, Cheng-Hsiang Hsu
-
Patent number: 7619074Abstract: The present invention relates to a novel reactive dyestuff with an N,N-dialkylamino bridge group, represented by the following formula (I): wherein R, B, B?, E1, E2, Z, Z?, i, j, R1, R2, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.Type: GrantFiled: May 20, 2008Date of Patent: November 17, 2009Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Ya-Cing Yu, Hong-Chang Huang, Chien-Yu Chen, Chen-Lung Kao, Hsien-Chung Hsia
-
Patent number: 7598357Abstract: The present invention relates to a novel bis-reactive dye with N,N-dialkylamino bridge group, represented by the following formula (I): wherein E1, E2, R, R1, R2, R3, R4, R5, R6, G, G?, B, B?, X, m, and n are defined the same as the specification. The bis-reactive dye of the present invention is suitable for exhaust dyeing, cold pad batch, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.Type: GrantFiled: October 28, 2008Date of Patent: October 6, 2009Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hong-Chang Huang, Ya-Cing Yu
-
Publication number: 20090176972Abstract: The present invention relates to a novel reactive dyestuff with an N,N-dialkylamino bridge group, represented by the following formula (I): wherein R, B, B?, E1, E2, Z, Z?, i, j, R1, R2, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.Type: ApplicationFiled: May 20, 2008Publication date: July 9, 2009Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Ya-Cing Yu, Hong-Chang Huang, Chien-Yu Chen, Chen-Lung Kao, Hsien-Chung Hsia
-
Publication number: 20090054645Abstract: The present invention relates to a bridge compound with N,N-dialkylamino group, represented by the following formula (I), wherein, R, R?, R?, R1, R2, B, B?, i, j, m, and n are defined the same as the specification. The novel bridge compound of the present invention is suitable for being used as a bridge group between dyestuffs, ultraviolet absorbers, or one dyestuff and one ultraviolet absorber. In addition, the present invention further provides a dyestuff compound provided from the aforementioned bridge compound.Type: ApplicationFiled: February 20, 2008Publication date: February 26, 2009Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hong-Chang Huang, Chien-Yu Chen, Ya-Cing Yu, Chen-Lung Kao, Carolin Michaela Mueller
-
Publication number: 20090018317Abstract: The present invention provides a reactive dyestuff with an alkylthio group and a ?-sulfatoethylsulfone group, which is represented by formula (I), wherein D, R, R1, R2, R3, R4, Q, x, and y are defined the same as the specification. The reactive dyestuffs of the present invention not only have characteristics of high solubility, high alkali solubility, and easily being washed off for dyeing cellulose fiber, but also are suitably applied in cold-pad-batch dyeing, continuous-dyeing, printing, and digital printing.Type: ApplicationFiled: July 10, 2007Publication date: January 15, 2009Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hong-Chang Huang, Duncan A. S. Phillips, John A. Taylor
-
Patent number: 7439340Abstract: A reactive dyestuff containing an alkylthio-s-triazinyl reactive group of the following formula (I) is disclosed, wherein A, X, Y, Z, R, Q, and a are defined the same as the specification. It is suitable for exhaust dyeing, cold batch-up dyeing and continuous dyeing materials that contain hydroxyl group or nitrogen group fibers.Type: GrantFiled: February 15, 2007Date of Patent: October 21, 2008Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hsien-Chung Shia, Duncan Adrian Sidney Phillips, John Anthony Taylor
-
Publication number: 20080207881Abstract: A reactive dyestuff containing an alkylthio-s-triazinyl reactive group of the following formula (I) is disclosed, wherein A, X, Y, Z, R, Q, and a are defined the same as the specification. It is suitable for exhaust dyeing, cold batch-up dyeing and continuous dyeing materials that contain hydroxyl group or nitrogen group fibers.Type: ApplicationFiled: April 30, 2008Publication date: August 28, 2008Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hsien-Chung Shia, Duncan Adrian Sidney Phillips, John Anthony Taylor
-
Patent number: 7390889Abstract: The present invention relates to a novel trisazo reactive dyestuff compound of the following formula (I): wherein, R, A, B, D, and m are defined the same as in the specification. The trisazo reactive dyestuff compound of the present invention exhibits the properties of good solubility, good alkali-resistant solubility, and good wash-off, while dyeing cellulose fibers.Type: GrantFiled: October 5, 2007Date of Patent: June 24, 2008Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chen-Lung Kao
-
Publication number: 20080039614Abstract: A reactive dyestuff containing an alkylthio-s-triazinyl reactive group of the following formula (I) is disclosed, wherein A, X, Y, Z, R, Q, and a are defined the same as the specification. It is suitable for exhaust dyeing, cold batch-up dyeing and continuous dyeing materials that contain hydroxyl group or nitrogen group fibers.Type: ApplicationFiled: February 15, 2007Publication date: February 14, 2008Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hsien-Chung Shia, Duncan Adrian Sidney Phillips, John Anthony Taylor
-
Patent number: 7326777Abstract: A fiber reactive dyestuff of the following formula (I) wherein the definition of D, R, R1, R2, X and Z have the same meaning as given in the specification. The fiber reactive dyestuff of the present invention is suitable for dyeing and printing on cellulose fiber or fiber materials containing cellulose. Dyed material with various excellent properties in dyed color can be obtained, showing especially outstanding performance in the property of wash fastness, build-up and chlorine fastness.Type: GrantFiled: October 6, 2005Date of Patent: February 5, 2008Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Hong-Chang Huang
-
Patent number: 7282070Abstract: A reactive dye composition having satisfactory reproducibility, leveling, washing off and toughness under balanced affinity and reactivity, and improving Right First Time success ratio, for dyeing a cellulose fiber or fiber materials containing the cellulose fiber. The reactive dye composition comprising: (a) at least one reactive red dyestuff selected from the group consisting of the following formulas, the component (a) is present in an amount ranging from 1% to 99% by weight, and (b) at least one yellow reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176, and at least one blue reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222, the component (b) is present in an amount ranging from 99% to 1% by weight.Type: GrantFiled: October 19, 2005Date of Patent: October 16, 2007Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chien-Yu Chen, Bao-Kun Lai, Ya-Chi Tseng
-
Patent number: 7232895Abstract: The present invention relates to a disazo red reactive dyestuff containing quaternary ammonium group of the following formula (1): wherein R?, R?, m, n, Y1 and Y2 are defined the same as in the specification. The disazo red reactive dyestuff of the present invention has a good dye uptake while dyeing cellulose fibers, which satisfies the economical demand of high build up in the market.Type: GrantFiled: October 11, 2006Date of Patent: June 19, 2007Assignee: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chien-Yu Chen, Chen-Lung Kao
-
Publication number: 20070094813Abstract: To obtain a reactive trichromatic set has superior reproducibility, and particularly light fastness and alkali perspiration light fastness under balanced affinity and reactivity, and improving Right First Time production, for dyeing cellulose fibers or cellulosic blended fibers is disclosed in the present invention. A reactive trichromatic set comprising (a) at least one of the following reactive red dye of formula (I), wherein R1, R2, R3, X, D, Z, and n are defined the same as in the specification; (b) at least one reactive yellow dye selected from the following Color Index; C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176; and (c) at least one reactive blue dye selected from the following Color Index; C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222.Type: ApplicationFiled: June 22, 2006Publication date: May 3, 2007Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Bao-Kun Lai, Te-Chin Sung, Cheng-Hsiang Hsu
-
Publication number: 20060254002Abstract: To obtain a reactive dye composition having satisfactory reproducibility, leveling, washing off and toughness under balanced affinity and reactivity, and improving Right First Time success ratio, for dyeing a cellulose fiber or fiber materials containing the cellulose fiber. A reactive dye composition, which comprising: (a) at least one reactive red dyestuff having an amido group of the following formula (1) wherein R, R1, R2, R3, X and Q are defined the same as the specification; and (b) at least one yellow reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Yellow 145 and C.I. Reactive Yellow 176, and/or at least one blue reactive dyestuff selected from the group consisting of the following Color Index: C.I. Reactive Blue 194, C.I. Reactive Blue 221 and C.I. Reactive Blue 222.Type: ApplicationFiled: October 19, 2005Publication date: November 16, 2006Applicant: Everlight USA, Inc.Inventors: Wen-Jang Chen, Chien-Yu Chen, Bao-Kun Lai, Ya-Chi Tseng
-
Patent number: D558886Type: GrantFiled: June 24, 2005Date of Patent: January 1, 2008Assignee: Jeou Yih Houseware Co., LtdInventor: Wen-Jang Chen