ES2073373A1 - Un proceso para la produccion de un colorante al azufre en forma leucoseco e hidrosoluble. - Google Patents

Un proceso para la produccion de un colorante al azufre en forma leucoseco e hidrosoluble.

Info

Publication number
ES2073373A1
ES2073373A1 ES09302423A ES9302423A ES2073373A1 ES 2073373 A1 ES2073373 A1 ES 2073373A1 ES 09302423 A ES09302423 A ES 09302423A ES 9302423 A ES9302423 A ES 9302423A ES 2073373 A1 ES2073373 A1 ES 2073373A1
Authority
ES
Spain
Prior art keywords
sulfur
sulfide
production
free
leucoseco
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES09302423A
Other languages
English (en)
Other versions
ES2073373B1 (es
Inventor
Manuel Jose Domingo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandoz AG
Original Assignee
Sandoz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandoz AG filed Critical Sandoz AG
Publication of ES2073373A1 publication Critical patent/ES2073373A1/es
Application granted granted Critical
Publication of ES2073373B1 publication Critical patent/ES2073373B1/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B49/00—Sulfur dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/14—Wool

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN PROCESO PARA LA PRODUCCION DE UN COLORANTE AL AZUFRE EN FORMA LEUCO SECO E HIDROSOLUBLE (L), EN DONDE UN COLORANTE AL AZUFRE (S) SE HACE REACCIONAR EN UN MEDIO ACUOSO Y A UNA TEMPERATURA SUPERIOR A 60 C, CON UNA CANTIDAD EFICAZ DE (A) UN COMPUESTO CARBONILO REDUCTOR EN PRESENCIA DE (B) UN HIDROXIDO DE METAL ALCALINO Y OPCIONALMENTE (C) UN SULFITO Y/O BISULFITO DE METAL ALCALINO Y SE SECA, EN DONDE EL SECADO SE EFECTUA MEDIANTE SECADO POR ASPERSION EN UN TIEMPO DE SECADO INFERIOR A 4 MINUTOS, CON LO CUAL SE OBTIENEN COLORANTES AL AZUFRE EN FORMA LEUCO ESTABLES Y LIBRES DE SULFUROS (L) QUE SON FACILMENTE SOLUBLES EN AGUA Y EN PARTICULAR ADECUADOS PARA EL TEÑIDO LIBRE DE SULFUROS, EN ESPECIAL PARA EL TEÑIDO DE SUSTRATOS POLIAMIDICOS FIBROSOS, ESPECIALMENTE LANA.
ES09302423A 1992-11-20 1993-11-19 Un proceso para la produccion de un colorante al azufre en forma leucoseco e hidrosoluble. Expired - Fee Related ES2073373B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929224368A GB9224368D0 (en) 1992-11-20 1992-11-20 Improvements in or relating to organic compounds

Publications (2)

Publication Number Publication Date
ES2073373A1 true ES2073373A1 (es) 1995-08-01
ES2073373B1 ES2073373B1 (es) 1996-02-16

Family

ID=10725424

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09302423A Expired - Fee Related ES2073373B1 (es) 1992-11-20 1993-11-19 Un proceso para la produccion de un colorante al azufre en forma leucoseco e hidrosoluble.

Country Status (12)

Country Link
JP (1) JP3588135B2 (es)
KR (1) KR100295722B1 (es)
CN (1) CN1051785C (es)
BR (1) BR9304762A (es)
CH (1) CH686084A5 (es)
DE (1) DE4338312A1 (es)
ES (1) ES2073373B1 (es)
FR (1) FR2698371B1 (es)
GB (2) GB9224368D0 (es)
IT (1) IT1262445B (es)
TR (1) TR28694A (es)
TW (1) TW349979B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19502968A1 (de) * 1995-01-31 1996-08-01 Basf Ag Leukoküpenfarbstoff-Präparationen in Granulatform
GB9504870D0 (en) * 1995-03-10 1995-04-26 Sandoz Ltd Improvements in or relating to organic compounds
US20030149288A1 (en) * 2000-04-18 2003-08-07 Natural Asa Conjugated linoleic acid powder
CN100494288C (zh) * 2004-12-27 2009-06-03 阮加根 硫化黑染料的制备工艺及其产品
CN102174272A (zh) * 2011-03-17 2011-09-07 浙江长征化工有限公司 一种硫化黑染料的制备方法及产品
JP2026503685A (ja) * 2023-01-27 2026-01-29 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 経口用パウチ、乾燥基体の製造方法、および乾燥基体のダスト形成を低減するためのグリセロールを含む組成物の使用

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2010742A6 (es) * 1988-02-01 1989-12-01 Sandoz Ag Composiciones liquidas de colorantes al azufre reducidos y la produccion de dichas composiciones.
ES2047448A1 (es) * 1991-05-23 1994-02-16 Sandoz Ag Un proceso para la obtencion de colorantes al azufre en forma leuco secos.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2010742A6 (es) * 1988-02-01 1989-12-01 Sandoz Ag Composiciones liquidas de colorantes al azufre reducidos y la produccion de dichas composiciones.
ES2047448A1 (es) * 1991-05-23 1994-02-16 Sandoz Ag Un proceso para la obtencion de colorantes al azufre en forma leuco secos.

Also Published As

Publication number Publication date
TW349979B (en) 1999-01-11
CN1051785C (zh) 2000-04-26
ES2073373B1 (es) 1996-02-16
BR9304762A (pt) 1994-05-24
KR940011585A (ko) 1994-06-21
IT1262445B (it) 1996-06-19
GB2273103B (en) 1996-04-24
FR2698371A1 (fr) 1994-05-27
ITRM930764A1 (it) 1995-05-16
GB2273103A (en) 1994-06-08
TR28694A (tr) 1997-01-08
KR100295722B1 (ko) 2001-11-30
CH686084A5 (de) 1995-12-29
ITRM930764A0 (it) 1993-11-16
FR2698371B1 (fr) 1995-08-18
DE4338312A1 (de) 1994-05-26
JPH06212084A (ja) 1994-08-02
GB9323809D0 (en) 1994-01-05
CN1088236A (zh) 1994-06-22
GB9224368D0 (en) 1993-01-13
JP3588135B2 (ja) 2004-11-10

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Legal Events

Date Code Title Description
PC2A Transfer of patent
FD1A Patent lapsed

Effective date: 20041120