Two Azo Groups In The Same Azo Moiety Attached Indirectly To Each Other By Nonionic Bonding Patents (Class 534/709)
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Publication number: 20130264545Abstract: The present invention relates to the use of dithiocarbamate compounds and to an assembly for use in an electronic device, said assembly comprising a self-assembled monolayer of at least one dithiocarbamate compound. The present invention also relates to an electronic device including such assembly.Type: ApplicationFiled: July 21, 2010Publication date: October 10, 2013Applicant: SONY CORPORATIONInventors: Florian VON WROCHEM, Jurina WESSELS, Dequing GAO, William FORD, Sylvia ROSSELLI, Rene WIRTZ
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Publication number: 20110031481Abstract: The present invention relates to the use of dithiocarbamate compounds and to an assembly for use in an electronic device, said assembly comprising a self-assembled monolayer of at least one dithiocarbamate compound. The present invention also relates to an electronic device including such assembly.Type: ApplicationFiled: July 21, 2010Publication date: February 10, 2011Applicant: SONY CORPORATIONInventors: Florian VON WROCHEM, Jurina WESSELS, Dequing GAO, William FORD, Sylvia ROSSELLI, Rene WIRTZ
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Patent number: 7781044Abstract: A recording layer including a novel organic compound for a high density optical recording medium is provided. The information may be recorded on the recording layer at a 2× speed or higher speed with a relatively lower writing power so that heat distribution of the recording layer in the irradiated area is not likely to become steep both in time and space. The organic compound incorporated in the recording layer has the following general chemical structural formula (I).Type: GrantFiled: September 5, 2007Date of Patent: August 24, 2010Assignee: Industrial Technology Research InstituteInventors: Ming-Chia Li, An-Tse Lee, Chien-Liang Huang, Chung-Ta Cheng, Kuo-Chi Chiu, Tzuan-Ren Jeng
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Publication number: 20080254252Abstract: The optical information recording medium comprises a recording layer on a surface of a support. The surface of the support has pregrooves with a track pitch ranging from 50 to 500 nm, the recording layer comprises an azo metal complex dye, the azo metal complex dye is a complex of one or more azo dye and transition metal ions of which number is equal to or greater than the number of the azo dye. The azo metal complex dye comprises two or more transition metal ions per molecule, and in a molecule of the azo metal complex dye.Type: ApplicationFiled: April 11, 2008Publication date: October 16, 2008Applicant: FUJIFILM CorporationInventors: Kousuke Watanabe, Tetsuya Watanabe, Taro Hashizume, Masashi Ogiyama
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Publication number: 20080189883Abstract: Dye mixtures comprising one or more, such as two or three, preferably 1 or 2, dyes of the formula (1) and at least 2 dyes of the formula (2) in which Me, M, n, and V1 to V11 are as defined in claim 1, their preparation, and their use for dyeing and printing hydroxyl- and carboxamido-containing material.Type: ApplicationFiled: March 15, 2006Publication date: August 14, 2008Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Thomas Ruchser, Oliver Steinau, Andreas Giehl
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Patent number: 6673140Abstract: The present invention is drawn to ink-jet inks that can be used with cyan, magenta, and yellow ink set systems for improved image gamut and lightfastness while maintaining good chroma in the case of color ink and lightness in the case of black ink. More specifically, in an embodiment of the invention, ink sets can comprise specific ink-jet inks having low dye load dyes for use in six-ink systems, for example.Type: GrantFiled: March 11, 2002Date of Patent: January 6, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul Tyrell, Patricia A Wang, Charles G. Dupuy
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Publication number: 20030226221Abstract: A compound which can be used as a dye and is represented by the following general formulae (I), (II) and (III). In the general formulae, A and B each independently represents a monovalent heterocyclic group bonded to an azo group by a carbon atom of the monovalent heterocyclic group; m and n each independently represents one of 0 and 1; and M represents one of a hydrogen atom and a monovalent positive ion.Type: ApplicationFiled: January 24, 2003Publication date: December 11, 2003Inventors: Hisashi Mikoshiba, Tadashi Omatsu, Makoto Suzuki, Koushin Matsuoka, Masuji Motoki
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Publication number: 20030172839Abstract: The present invention is drawn to ink-jet inks that can be used with cyan, magenta, and yellow ink set systems for improved image gamut and lightfastness while maintaining good chroma in the case of color ink and lightness in the case of black ink. More specifically, in an embodiment of the invention, ink sets can comprise specific ink-jet inks having low dye load dyes for use in six-ink systems, for example.Type: ApplicationFiled: March 11, 2002Publication date: September 18, 2003Inventors: Paul Tyrell, Patricia A. Wang, Charles G. Dupuy
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Patent number: 5602237Abstract: The invention provides a 1:2 metal complex in which at least one of the complexants is a polyazo compound of formula ##STR1## wherein --A.sub.1 --(CO).sub.p --OH signifies the radical of a diazo component of formula H.sub.2 N--A--(CO).sub.p --OH, in which the substituent --(CO).sub.p --OH is in ortho-position to the diazotizable amino group --NH.sub.2, --A-- is the ortho-bivalent radical and p signifies 0 or 1, or a modified derivative thereof,--X-- signifies an aromatic bivalent radical,--B.sub.1 signifies the radical of a coupling component HB, or a modified derivative thereof,m signifies 0 or 1,n signifies 0, 1 or 2and M signifies hydrogen or a cation, with the proviso that m+n=1 or 2,or a mixture of such complexes and to the use thereof as dyestuffs, in particular for the dyeing of a substrate dyeable with anionic dyes, especially of leather or pelts.Type: GrantFiled: March 29, 1995Date of Patent: February 11, 1997Assignee: Sandoz Ltd.Inventors: Jordi B. Barra, Jose R. Sorolla
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Patent number: 5231173Abstract: A metal chelate compound of a dis-azo compound represented by the following formula (I) with a metal: ##STR1## (wherein A is a residue forming a heterocyclic ring together with the carbon atom and the nitrogen atom to which it is bonded, X is a residue forming an aromatic group together with the two carbon atoms to which it is bonded, and D is an aromatic residue which may have a substituent, or a heterocyclic amine residue which may have a substituent, and Y is a group having active hydrogen) and an optical recording medium having a recording layer provided on a substrate so that information can be written in and/or read out by a laser, wherein the recording layer contains a metal chelate compound of the dis-azo compound represented by the above formula (I), with a metal.Type: GrantFiled: January 14, 1992Date of Patent: July 27, 1993Assignee: Mitsubishi Kasei CorporationInventors: Tetsuo Murayama, Shuichi Maeda, Satoru Imamura, Masako Takeuchi, Takumi Nagao
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Patent number: 5095100Abstract: Metal complex dyes comprising a metalizable azo compound represented by one of Formulas [I] through [IV]: ##STR1## In Formulas [I] through [IV], Ps represents a phosphono group in the form of a free acid or a salt; Sf represents a sulfo group in the form of a free acid or a salt; m is 0, 1 or 2. R.sup.1 represents a hydrogen atom or an amino group; X represents a hydroxyl group, an alkoxy group having a carbon number of 1 or 2 or a carboxyl group. Y represents a hydroxyl group, an alkoxy group having a carbon number of 1 or 2, a carboxyl group or a methyl group; R.sup.2 represents a hydrogen atom or a hydroxyl group; A represents a phenyl group or naphthyl group selected from the group comprising the following 1 through 4: ##STR2## In the above formulas 1 through 4, Sf has the same definition as above; n is 0, 1 or 2. R.sup.3 represents a hydroxyl group or a carboxyl group; R.sup.4 represents a hydroxyl group, a carboxyl group or an amino group; R.sup.5 and R.sup.Type: GrantFiled: June 12, 1990Date of Patent: March 10, 1992Assignee: Orient Chemical Industries, Ltd.Inventors: Takashi Ono, Tatsuya Yagyu, Katsumi Fukuda, Minako Terasaki
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Patent number: 4820808Abstract: Complexes of the formula ##STR1## and salts thereof each cation of which is independently a non-chromophoric cation,wherein B is --CO--CH.dbd.CH--CO--, --CO--(CH.sub.2).sub.a --CO--, ##STR2## and each of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is independently hydrogen, halo, nitro, C.sub.1-4 alkyl, C.sub.1-4 alkyoxy, --NHCO--R.sub.6, --CO--R.sub.7 or --SO.sub.2 --R.sub.8,wherein R.sub.6 is C.sub.1-4 alkyl or phenyl,R.sub.7 is hydroxy; --OR.sub.9 ; C.sub.1-4 alkyl; phenyl; phenyl substituted by 1 or 2 substituents selected from halo, nitro, C.sub.1-4 alkyl and C.sub.1-4 alkoxy; cyclohexyl; cyclohexyl substituted by 1 to 3 C.sub.1-4 alkyl groups; or --NR.sub.10 R.sub.11, and,R.sub.8 is hydroxy; C.sub.1-4 alkyl; C.sub.1-4 alkyl monosubstituted by halo or sulfato; C.sub.2-4 alkenyl; phenyl; phenyl substituted by 1 or 2 substituents selected from halo, nitro, C.sub.1-4 alkyl and C.sub.1-4 alkoxy; cyclohexyl; cyclohexyl substituted by 1 to 3 C.sub.1-4 alkyl groups; or --NR.sub.10 R.sub.Type: GrantFiled: November 5, 1986Date of Patent: April 11, 1989Assignee: Sandoz Ltd.Inventors: Kurt Brenneisen, Friedrich Lehr
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Patent number: 4772687Abstract: Metal complex dyestuffs which in the form of the free acid correspond to the formula ##STR1## in which the substituents have the meaning given in the description are, depending on the meanings of the substituents, suitable for use as reactive dyestuffs for cotton, wool or polyamide, as direct dyestuffs for cotton or as pigment dyestuffs. Dyeings are obtained which have good fastness properties, in particular good wet-, light- and chlorine fastness.Type: GrantFiled: May 1, 1986Date of Patent: September 20, 1988Assignee: Bayer AktiengesellschaftInventor: Hermann Henk
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Patent number: 4705528Abstract: A water-soluble dye, free from cellulose reactive groups, of the formula: ##STR1## wherein R.sup.1 is --(C.sub.a H.sub.2a O).sub.m (C.sub.b H.sub.2b O).sub.n H,R.sup.2 is H or --(C.sub.a H.sub.2a O).sub.m (C.sub.b H.sub.2b O).sub.n H, orR.sup.1 & R.sup.2 together with the nitrogen atom form a morpholine ringa & b are different and from 1 to 8m is from 1 to 10;n is from 0 to 9;q is 1/2 or 1p is 1 or 2L is a transition metal capable of complexing with a dyeM is H, ammonium, or a monovalent metal;Q is H or SO.sub.3 MT is H or C.sub.1-4 -alkyl;D is a substituted azo group;B, E & F are H or substituents;X is NR.sup.1 R.sup.2, NR.sup.3 R.sup.4, --NR.sup.3 --Z--NR.sup.4 --, Or.sup.3, or the residue of a mono- or bis-azo chromophore comprising benzene, naphthalene or mono- or bi- cyclic heteroaryl diazo and coupling components, linked to the triazine nucleus through a primary or secondary amine linking group, wherein R.sup.3 & R.sup.Type: GrantFiled: August 12, 1985Date of Patent: November 10, 1987Assignee: Imperial Chemical Industries PLCInventors: Anthony G. W. Baxter, Stephen B. Bostock, David Greenwood
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Patent number: 4623720Abstract: 1:1 and 1:2 metal complexes comprising the unit of the formula ##STR1## wherein A and B, independently, are radicals of diazo or coupling components, with the proviso that when one of A and B is a radical of a diazo component, the other is a radical of a coupling component,T is --SO.sub.2 N(R.sub.1)-- or --N(R.sub.1)SO.sub.2 --, wherein R.sub.1 is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkyl substituted by phenyl or carboxy or C.sub.2-4 alkyl substituted in the .beta.--, .gamma.-- or .delta.--position by phenoxy, C.sub.1-4 alkyl, chloro or hydroxy, with the proviso that T is --N(R.sub.1)SO.sub.2 -- when A is the radical of a diazo component and T is --SO.sub.2 N(R.sub.Type: GrantFiled: June 4, 1981Date of Patent: November 18, 1986Assignee: Sandoz Ltd.Inventor: Herbert Holliger
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Patent number: 4599402Abstract: The novel compounds of the general formula I ##STR1## where A is a radical of a coupling or diazo component which, if necessary after conversion, is capable of complex formation, Ar is an unsubstituted or substituted aromatic or heterocyclic radical, D is a radical of a diazo component and Me is a Co.sup.2+, Cu.sup.2+, Zn.sup.2+, Mn.sup.2+ or Ni.sup.2+ ion, and the ring B can be further substituted, are very useful for dyeing cellulose fibers, polyesters and blends of cellulose fibers and polyesters.The present dyes are lightfast and fast to washing and to solvents.Type: GrantFiled: October 12, 1984Date of Patent: July 8, 1986Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Werner Junemann
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Patent number: 4493798Abstract: Metallizable disazo dyes of the formula (1) ##STR1## in which A and A' independently of one another are each the radical of a diazo component of the benzene or naphthalene series, at least one of the groups A or A' carrying a metallizable hydroxyl or carboxyl group in the o-position relative to the azo group, and X is substituted or unsubstituted phenylene, naphthylene or C.sub.2 -C.sub.4 -alkylene and R is C.sub.1 -C.sub.4 -alkyl, COO-Q or CONQQ.sub.1, in which Q and Q.sub.1 are each hydrogen or C.sub.1 -C.sub.4 -alkyl.In the form of their cobalt or chromium complexes, the dyes are suitable for dyeing natural or synthetic polyamide materials, and especially wool or leather.Type: GrantFiled: September 8, 1981Date of Patent: January 15, 1985Assignee: Ciba Geigy CorporationInventor: Fabio Beffa
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Patent number: 4483796Abstract: Disazo and polyazo compounds of the formula ##STR1## wherein each A is independently ##STR2## and each R.sub.3 is independently C.sub.1-4 alkyl, oreach A, R.sub.3 and the ##STR3## radical to which they are attached, taken together, independently, are ##STR4## wherein each R.sub.21 is independently halo, C.sub.1-4 alkyl or C.sub.1-4 alkoxy,p is 0, 1 or 2,the * denotes the carbon atom attached to the --N.dbd.N-- radical, andthe ** denotes the carbon atom attached to X,each R.sub.1 and the ##STR5## radical to which it is attached taken together, independently, are the radical of an aromatic or heterocyclic coupling component,each A.sub.1 and A.sub.2 taken together are --O--Me--O--, wherein Me is copper, cobalt, iron, nickel, manganese or zinc, oreach A.sub.1 is hydroxy, andeach A.sub.2 is independently hydrogen, hydroxy or C.sub.1-4 alkoxy,X is a direct bond or a bridging radical,each Y is independently a direct bond, C.sub.1-4 alkylene, --CO--NH--(CH.sub.2).sub.m --, --NH--CO--(CH.sub.2).sub.m -- or --SO.sub.Type: GrantFiled: August 18, 1982Date of Patent: November 20, 1984Assignee: Sandoz Ltd.Inventors: Paul Doswald, Emil Moriconi, Helmut Moser, Horst Schmid