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公开(公告)号：DE3213289A1
公开(公告)日：1982-11-11
申请号：DE3213289
申请日：1982-04-08
Applicant: CANON KK
Inventor： EIDA TSUYOSHI , KOBAYASHI MASATSUNE
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公开(公告)号：DE69111389D1
公开(公告)日：1995-08-24
申请号：DE69111389
申请日：1991-11-27
Applicant: CANON KK
Inventor： FUKUSHIMA KYOKO , KOIKE SHOHJI , TOCHIHARA SHINICHI , KOBAYASHI MASATSUNE , NAGASHIMA AKIRA , SHIROTA KOROMO , MAFUNE KUMIKO
Abstract: An ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom.
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公开(公告)号：HK104691A
公开(公告)日：1991-12-27
申请号：HK104691
申请日：1991-12-19
Applicant: CANON KK , MITSUBISHI CHEM IND
Inventor： MIURA KONOE , TAKIMOTO HIROSHI , KANEKO TOSHIO , OHTA TOKUYA , KOBAYASHI MASATSUNE , EIDA TSUYOSHI
Abstract: A liquid composition comprising a water-soluble dye is provided. The composition contains iron and silicon at a concentration of 9 ppm or less. A method for recording with liquid droplets formed from the liquid composition is also provided. Further, a water soluble dye for the liquid composition is provided, the dye containing iron and silicon at a total concentration of 250 ppm or less.
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公开(公告)号：HK72391A
公开(公告)日：1991-09-13
申请号：HK72391
申请日：1991-09-05
Applicant: CANON KK
Inventor： KOBAYASHI MASATSUNE , EIDA TSUYOSHI , KOIKE SHOJI , NAKOUSAI KEIKO
Abstract: A recording liquid comprises C.I.Acid Red 8 as a recording agent for forming an image and a liquid medium comprising at least (a) a member selected from the group consisting of polyethylene glycol, polyethylene glycol mono methylether and a mixture thereof, (b) a member selected from the group consisting of diethylene glycol, sulfolane and a mixture thereof, (c) a member selected from the group consisting of N-methyl-2-pyrrolidone, 1,3-dimethyl-2-imidazolidinone and a mixture thereof, and (d) water.
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公开(公告)号：HK71891A
公开(公告)日：1991-09-13
申请号：HK71891
申请日：1991-09-05
Applicant: CANON KK
Inventor： KOIKE SHOJI , EIDA TSUYOSHI , KOBAYASHI MASATSUNE , YOKOYAMA YASUMASA , KOMORI TOMOKO
Abstract: A recording liquid comprises a recording agent, water and a water-soluble organic solvent as essential components, wherein said recording agent comprises at least one of the dyes represented by the formula (A) shown below: (A) (wherein [Ph] represents a phthalocyanine skeleton at the center of which a metal atom may be coordinated, X represents an alkali metal or NH4, a and b each independently represent an integer of 1 to 3 satisfying the relation of 2 a straight or cyclic alkyl group having not more than 15 carbon atoms which may be branched or an aralkyl group having not more than 15 carbon atoms or an amino acid salt radical, n means an integer of 0 to 12, and R4 means H, CH3 or CH2OH).
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Patent Agency Ranking
公开(公告)号：GB2151250B
公开(公告)日：1987-03-04
申请号：GB8425336
申请日：1984-10-08
Applicant: MITSUBISHI CHEM IND , CANON KK
Inventor： OHTA TOKUYA , KOBAYASHI MASATSUNE , MIURA KONOE , TAKIMOTO HIROSHI
Abstract: The recording liquid containing at least one of the naphthelenediazoic dyes shown by general formula (I) or (II): (I) (II) as defined in the claim, and a liquid medium for dissolving or dispersing the dye. The recording liquid of this invention has the viscosity and surface tension in the proper ranges, does not cause clogging discharging orifices of an ink-jet recorder and shows good storage stability. Furthermore, the recording liquid gives recorded images excellent in fixing speed, light resistance, water resistance, abrasion resistance and resolution.
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公开(公告)号：GB2177415A
公开(公告)日：1987-01-21
申请号：GB8611769
申请日：1986-05-14
Applicant: MITSUBISHI CHEM IND , CANON KK
Inventor： OHTA TOKUYA , KOBAYASHI MASATSUNE , SUGA YUKO , MIURA KONOE , TAKIMOTO HIROSHI , YONEYAMA TOMIO
IPC: C09B31/08 , C09D11/00 , C09B31/057 , C09D11/02 , C09D11/16
Abstract: A naphthalenedisazoic dye represented by general formula (I); (I) wherein Q represents or a naphthalene group substituted by -SO3M; R represents a methyl group, a methoxy group, an ethoxy group; X represents a hydrogen atom, a phenyl group substituted by -SO3M; m represents 1 or 2; n represents 1 when X represents a hydrogen atom and n represents zero when X represents a phenyl group substituted by -SO3M, wherein X represents a hydrogen atom and m represents 1 when Q represents a naphthalene group substituted by -SO3M; and M represents an alkali metal atom, an ammonium, or H.A (wherein A represents an amine), and a recording liquid containing the dye. The recording liquid is suitable for use in an ink-jet recording system.
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公开(公告)号：DE3616128A1
公开(公告)日：1986-11-20
申请号：DE3616128
申请日：1986-05-14
Applicant: CANON KK , MITSUBISHI CHEM IND
Inventor： OHTA TOKUYA , KOBAYASHI MASATSUNE , SUGA YUKO , MIURA KONOE , TAKIMOTO HIROSHI , YONEYAMA TOMIO
Abstract: A naphthalenedisazoic dye represented by general formula (I); (I) wherein Q represents or a naphthalene group substituted by -SO3M; R represents a methyl group, a methoxy group, an ethoxy group; X represents a hydrogen atom, a phenyl group substituted by -SO3M; m represents 1 or 2; n represents 1 when X represents a hydrogen atom and n represents zero when X represents a phenyl group substituted by -SO3M, wherein X represents a hydrogen atom and m represents 1 when Q represents a naphthalene group substituted by -SO3M; and M represents an alkali metal atom, an ammonium, or H.A (wherein A represents an amine), and a recording liquid containing the dye. The recording liquid is suitable for use in an ink-jet recording system.
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公开(公告)号：GB2131825B
公开(公告)日：1986-08-06
申请号：GB8327926
申请日：1983-10-19
Applicant: MITSUBISHI CHEM IND , CANON KK
Inventor： MIURA KONOE , TAKIMOTO HIROSHI , OHTA TOKUYA , KOBAYASHI MASATSUNE
Abstract: A monoazo compound of the general formula (A) wherein; Y is hydrogen, methyl, methoxy, acetylamino, or nitro, or Y, cojointly with the carbon atom located in the benzene ring B at the 3-position with respect to the N=N group, may form a benzene ring; X is acetyl, benzoyl, p-toluenesulfonyl, or 4-chloro-6-hydroxy-1,3,5-triazine-2-yl; and M1, M2 and M3 each are a base selected from alkali metal atom, ammonium cation and amine salt cation. A recording liquid comprising a coloring matter, which is an image-forming component, and a liquid medium for dissolving or dispersing the coloring matter, said recording liquid being characterized by containing as coloring matter the above-mentioned monoazo compound.
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公开(公告)号：DE3539727A1
公开(公告)日：1986-05-07
申请号：DE3539727
申请日：1985-11-08
Applicant: CANON KK
Inventor： EIDA TSUYOSHI , SHIOYA MAKOTO , KOBAYASHI MASATSUNE
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