ITRM920384A1 - Procedimento per la produzione di leuco coloranti allo zolfo e prodotto ottenuto. - Google Patents

Procedimento per la produzione di leuco coloranti allo zolfo e prodotto ottenuto.

Info

Publication number
ITRM920384A1
ITRM920384A1 IT000384A ITRM920384A ITRM920384A1 IT RM920384 A1 ITRM920384 A1 IT RM920384A1 IT 000384 A IT000384 A IT 000384A IT RM920384 A ITRM920384 A IT RM920384A IT RM920384 A1 ITRM920384 A1 IT RM920384A1
Authority
IT
Italy
Prior art keywords
sulfur
procedure
production
product obtained
leuco dyes
Prior art date
Application number
IT000384A
Other languages
English (en)
Inventor
Manuel Jose Domingo
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
Priority claimed from GB919111194A external-priority patent/GB9111194D0/en
Priority claimed from GB919111211A external-priority patent/GB9111211D0/en
Priority claimed from GB919124998A external-priority patent/GB9124998D0/en
Priority claimed from GB919124959A external-priority patent/GB9124959D0/en
Application filed by Sandoz Ag filed Critical Sandoz Ag
Publication of ITRM920384A0 publication Critical patent/ITRM920384A0/it
Publication of ITRM920384A1 publication Critical patent/ITRM920384A1/it
Application granted granted Critical
Publication of IT1254369B publication Critical patent/IT1254369B/it

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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Removal Of Specific Substances (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
ITRM920384A 1991-05-23 1992-05-22 Procedimento per la produzione di leuco coloranti allo zolfo e prodotto ottenuto. IT1254369B (it)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB919111194A GB9111194D0 (en) 1991-05-23 1991-05-23 Improvements in or relating to organic compounds
GB919111211A GB9111211D0 (en) 1991-05-23 1991-05-23 Improvements in or relating to organic compounds
GB919124998A GB9124998D0 (en) 1991-11-25 1991-11-25 Improvements in or relating to organic compounds
GB919124959A GB9124959D0 (en) 1991-11-25 1991-11-25 Improvements in or relating to organic compounds

Publications (3)

Publication Number Publication Date
ITRM920384A0 ITRM920384A0 (it) 1992-05-22
ITRM920384A1 true ITRM920384A1 (it) 1993-11-22
IT1254369B IT1254369B (it) 1995-09-14

Family

ID=27450684

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920384A IT1254369B (it) 1991-05-23 1992-05-22 Procedimento per la produzione di leuco coloranti allo zolfo e prodotto ottenuto.

Country Status (10)

Country Link
JP (1) JPH05140469A (it)
AT (1) AT403925B (it)
BR (1) BR9202015A (it)
CH (1) CH683775A5 (it)
DE (1) DE4215678A1 (it)
ES (1) ES2047448B1 (it)
FR (1) FR2676742B1 (it)
GB (1) GB2255981B (it)
IT (1) IT1254369B (it)
TR (1) TR26911A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9224368D0 (en) * 1992-11-20 1993-01-13 Sandoz Ltd Improvements in or relating to organic compounds
US5302441A (en) * 1991-11-15 1994-04-12 The Mead Corporation Postformable decorative laminating paper
US5632782A (en) * 1994-09-01 1997-05-27 Clariant Finance (Bvi) Ltd. Exhaust dyeing process for sulphur dyes
GB9504870D0 (en) * 1995-03-10 1995-04-26 Sandoz Ltd Improvements in or relating to organic compounds
GB9504888D0 (en) * 1995-03-10 1995-04-26 Sandoz Ltd Improvements in or relating to oraganic compounds
TR199600348A2 (tr) * 1995-05-03 1996-11-21 Clariant Int Ltd Kükürtlü boyalar,bunlarin imali ve kullanimi.
US20070012412A1 (en) * 2005-07-15 2007-01-18 Schweitzer-Mauduit International, Inc. Laminate paper having increased pH stability and method of making same
JP5308259B2 (ja) * 2009-07-14 2013-10-09 大王製紙株式会社 板紙及びその製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE459281A (it) *
DE200391C (it) *
FR301419A (it) *
DE198691C (it) *
DE251101C (it) *
FR698491A (fr) * 1929-04-15 1931-01-31 Ici Ltd Perfectionnements apportés à la production et à la fabrication de préparations stables d'indigo-leucoïque
FR908875A (fr) * 1943-12-24 1946-04-22 Ste Ind Chim Bale Procédé de teinture des fibres artificielles en colorants au soufre
CA1081936A (en) * 1975-11-19 1980-07-22 Richard L. Doerr Oxidation of vat and sulfur dyes with vanadate activated bromate or iodate in combination with a nitrate
DE3532341A1 (de) * 1985-09-11 1987-03-19 Hoechst Ag Verfahren und mittel zum einbadigen reoxidieren und seifen von faerbungen mit kuepen- oder schwefelkuepenfarbstoffen
FR2610942B1 (fr) * 1987-02-16 1991-12-13 Sandoz Sa Compositions liquides de colorants au soufre et leur preparation
US4917706B2 (en) * 1988-02-01 1996-02-20 Sandoz Ltd Liquid compositions of prereduced sulfur dyes and production thereof
ES2005094A6 (es) * 1987-02-16 1989-03-01 Cardoner Sa Procedimiento de obtencion y aplicacion de colorantes sulfurosos liqu idos reducidos en forma de leuco de bajo contenido en sulfuro sodico.

Also Published As

Publication number Publication date
FR2676742A1 (fr) 1992-11-27
JPH05140469A (ja) 1993-06-08
CH683775A5 (de) 1994-05-13
TR26911A (tr) 1994-08-22
GB9210931D0 (en) 1992-07-08
IT1254369B (it) 1995-09-14
ITRM920384A0 (it) 1992-05-22
ES2047448A1 (es) 1994-02-16
BR9202015A (pt) 1993-11-30
GB2255981B (en) 1995-02-01
ES2047448B1 (es) 1994-11-01
AT403925B (de) 1998-06-25
ATA105992A (de) 1997-11-15
FR2676742B1 (fr) 2000-09-15
DE4215678A1 (de) 1992-11-26
GB2255981A (en) 1992-11-25

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