ES399781A1 - Process for the production of concentrated solutions - Google Patents

Process for the production of concentrated solutions

Info

Publication number
ES399781A1
ES399781A1 ES399781A ES399781A ES399781A1 ES 399781 A1 ES399781 A1 ES 399781A1 ES 399781 A ES399781 A ES 399781A ES 399781 A ES399781 A ES 399781A ES 399781 A1 ES399781 A1 ES 399781A1
Authority
ES
Spain
Prior art keywords
concentrated solutions
production
procedure
concentrated
crumbling
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.)
Expired
Application number
ES399781A
Other languages
Spanish (es)
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES399781A1 publication Critical patent/ES399781A1/en
Expired 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
    • 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
    • C09B67/0083—Solutions of dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/60—Optical bleaching or brightening
    • D06L4/664—Preparations of optical brighteners; Optical brighteners in aerosol form; Physical treatment of optical brighteners

Landscapes

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

Abstract

Procedure for the preparation of concentrated solutions, characterized in that an aqueous solution of dyes or optical brighteners is cooled to a temperature below 0ºC and under crumbling of the ice thus formed, this is separated from the concentrated solution by a mechanical procedure. (Machine-translation by Google Translate, not legally binding)
ES399781A 1971-02-15 1972-02-14 Process for the production of concentrated solutions Expired ES399781A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH219571A CH567086A5 (en) 1971-02-15 1971-02-15

Publications (1)

Publication Number Publication Date
ES399781A1 true ES399781A1 (en) 1974-12-01

Family

ID=4228101

Family Applications (1)

Application Number Title Priority Date Filing Date
ES399781A Expired ES399781A1 (en) 1971-02-15 1972-02-14 Process for the production of concentrated solutions

Country Status (11)

Country Link
AU (1) AU472786B2 (en)
BE (1) BE779337A (en)
CA (1) CA1003603A (en)
CH (1) CH567086A5 (en)
DE (1) DE2206898A1 (en)
ES (1) ES399781A1 (en)
FR (1) FR2125451B1 (en)
GB (1) GB1378944A (en)
IL (1) IL38751A (en)
IT (1) IT950639B (en)
SU (1) SU474161A3 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR486525A (en) * 1917-04-05 1918-04-10 Erik Oman Method for separating water or other liquids from bodies in solution therein

Also Published As

Publication number Publication date
AU472786B2 (en) 1976-06-03
BE779337A (en) 1972-08-14
IL38751A (en) 1975-10-15
IL38751A0 (en) 1972-04-27
SU474161A3 (en) 1975-06-14
IT950639B (en) 1973-06-20
FR2125451A1 (en) 1972-09-29
CH567086A5 (en) 1975-09-30
DE2206898A1 (en) 1972-08-31
FR2125451B1 (en) 1974-12-13
AU3895972A (en) 1973-08-16
CA1003603A (en) 1977-01-18
GB1378944A (en) 1975-01-02

Similar Documents

Publication Publication Date Title
FR2316296A1 (en) PROCESS FOR THE PRODUCTION OF CONCENTRATED SOLUTIONS OF ANIONIC DYES
FR1176554A (en) Process for preparing direct positives by the silver salt diffusion process
ES399781A1 (en) Process for the production of concentrated solutions
FR1221885A (en) Process for producing direct positives by the diffusion process of silver salts
CH405262A (en) Process for preparing concentrated solutions of high purity xylose
ES258841A1 (en) Process for producing color photographs
ES299402A1 (en) Process for the conversion of cis-2-phenyl-3-methylmorpholine to trans-2-phenyl-3-methylmorpholine
ES382561A1 (en) Process for the production of high purity benzthiazyl-sulphenamides
ES444379A1 (en) Process for preparing 2-(1-cyclohexenyl)-cyclohexanone
ES388016A1 (en) A method of preparation of trans isomers of 1,2,3,4 cyclopentane-tetracarboxylic acids
ES387713A1 (en) Process for the production of 1-nitroanthraquinones
ES257820A1 (en) Procedure for the preparation of sorbic acid (Machine-translation by Google Translate, not legally binding)
ES294862A1 (en) Procedure for preparing l-ornitine l-aspartate (Machine-translation by Google Translate, not legally binding)
ES316426A1 (en) Procedure for the obtaining of N-cycle-hexil sulfamic acid and its salts. (Machine-translation by Google Translate, not legally binding)
CH405261A (en) Process for preparing concentrated solutions of high purity xylose
BE778940A (en) PROCESS FOR PREPARING SOLUTIONS OF 2-AMINO-5-NITRO-THIAZOLE
ES387919A1 (en) A procedure for the preparation of substitute bencilamins. (Machine-translation by Google Translate, not legally binding)
ES241223A1 (en) Procedure for the manufacture of ink (Machine-translation by Google Translate, not legally binding)
DK125398B (en) Process for the production of color-stable precursor fatty acids.
ES397244A1 (en) Procedure for the preparation of alpha-amidas of the acid N-benzoil-glutamico. (Machine-translation by Google Translate, not legally binding)
ES285162A1 (en) Procedure for the obtaining of arilol-alcanos (Machine-translation by Google Translate, not legally binding)
ES412804A1 (en) Process for the preparation of fatty acid esters
ES375883A1 (en) Procedure for the obtaining of derivatives of ariloxyisobutiric acids. (Machine-translation by Google Translate, not legally binding)
ES396942A1 (en) Process for producing fluoran compounds
BE573382A (en) Process for preparing glutamic acid.