FR2376208A1 - Procede pour l'amelioration de produits tensio-actifs fluores - Google Patents

Procede pour l'amelioration de produits tensio-actifs fluores

Info

Publication number
FR2376208A1
FR2376208A1 FR7739523A FR7739523A FR2376208A1 FR 2376208 A1 FR2376208 A1 FR 2376208A1 FR 7739523 A FR7739523 A FR 7739523A FR 7739523 A FR7739523 A FR 7739523A FR 2376208 A1 FR2376208 A1 FR 2376208A1
Authority
FR
France
Prior art keywords
improvement
fluorine surfactants
surfactants
fluorinated
fluorine
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
FR7739523A
Other languages
English (en)
French (fr)
Other versions
FR2376208B1 (nl
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
Priority claimed from US05/756,031 external-priority patent/US4089804A/en
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2376208A1 publication Critical patent/FR2376208A1/fr
Application granted granted Critical
Publication of FR2376208B1 publication Critical patent/FR2376208B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers
    • G03C5/3053—Tensio-active agents or sequestering agents, e.g. water-softening or wetting agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/30—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/69—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing fluorine
    • A61K8/70—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing fluorine containing perfluoro groups, e.g. perfluoroethers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/0028—Liquid extinguishing substances
    • A62D1/0035—Aqueous solutions
    • A62D1/0042—"Wet" water, i.e. containing surfactant
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/0071—Foams
    • A62D1/0078—Foams containing proteins or protein derivatives
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/0071—Foams
    • A62D1/0085—Foams containing perfluoroalkyl-terminated surfactant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3612—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/007—Organic compounds containing halogen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/004—Surface-active compounds containing F
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/24—Organic compounds containing halogen
    • C11D3/245—Organic compounds containing halogen containing fluorine
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
    • D06M11/11—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
    • D06M11/155—Halides of elements of Groups 2 or 12 of the Periodic Table
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/51—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
    • D06M11/55—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with sulfur trioxide; with sulfuric acid or thiosulfuric acid or their salts
    • D06M11/56—Sulfates or thiosulfates other than of elements of Groups 3 or 13 of the Periodic Table
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/64—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with nitrogen oxides; with oxyacids of nitrogen or their salts
    • D06M11/65—Salts of oxyacids of nitrogen
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
    • D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/38—Dispersants; Agents facilitating spreading
    • G03C1/385—Dispersants; Agents facilitating spreading containing fluorine
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/85—Photosensitive materials characterised by the base or auxiliary layers characterised by antistatic additives or coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Wood Science & Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Agronomy & Crop Science (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Birds (AREA)
  • Pest Control & Pesticides (AREA)
  • Molecular Biology (AREA)
  • Plant Pathology (AREA)
  • Mechanical Engineering (AREA)
  • Dermatology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FR7739523A 1976-12-30 1977-12-28 Procede pour l'amelioration de produits tensio-actifs fluores Granted FR2376208A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75603276A 1976-12-30 1976-12-30
US05/756,031 US4089804A (en) 1976-12-30 1976-12-30 Method of improving fluorinated surfactants

Publications (2)

Publication Number Publication Date
FR2376208A1 true FR2376208A1 (fr) 1978-07-28
FR2376208B1 FR2376208B1 (nl) 1980-10-10

Family

ID=27116167

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739523A Granted FR2376208A1 (fr) 1976-12-30 1977-12-28 Procede pour l'amelioration de produits tensio-actifs fluores

Country Status (11)

Country Link
JP (1) JPS5385787A (nl)
AU (1) AU517771B2 (nl)
BE (1) BE862459A (nl)
BR (1) BR7708741A (nl)
CA (1) CA1102652A (nl)
CH (1) CH634873A5 (nl)
DE (2) DE2759790C2 (nl)
FR (1) FR2376208A1 (nl)
GB (2) GB1591292A (nl)
MX (1) MX148221A (nl)
NL (1) NL7714204A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637599A1 (fr) * 1988-10-10 1990-04-13 Szonyi Istvan Nouveaux composes amidofluores, leur obtention et leur utilisation

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2963744D1 (en) * 1978-10-20 1982-11-04 Ciba Geigy Ag Perfluoroalkylalkylenemercapto group containing non-ionic surfactants, process for their manufacture and their use
JPS5929194A (ja) * 1982-08-09 1984-02-16 Fuji Photo Film Co Ltd 感熱記録紙
FR2620445B1 (fr) * 1987-09-16 1990-07-20 Centre Nat Rech Scient Nouveaux derives fluores d'acides amines, utilisables en particulier comme agents tensioactifs ou cotensioactifs et preparations a usage biomedical comprenant ces derives
EP1296182A1 (en) 2001-09-21 2003-03-26 Eastman Kodak Company Fluorinated surfactants in overcoat compositions and elements containing same
US20030148232A1 (en) * 2001-09-21 2003-08-07 Orem Michael W. Fluorinated surfactants in overcoat compositions and elements containing same
GB0223835D0 (en) 2002-10-12 2002-11-20 Eastman Kodak Co Method of making a material
RU2290240C1 (ru) * 2005-06-09 2006-12-27 Андрей Леонидович Душкин Огнетушащий состав
DE102008018180A1 (de) * 2008-04-02 2009-10-15 Hansgrohe Ag Verfahren zum Nachweis von perfluorierten Tensiden
CN113433276B (zh) * 2021-06-07 2022-03-25 中南大学 一种黄铜矿抑制剂的量子化学高通量筛选方法
CN117987120A (zh) * 2022-10-27 2024-05-07 中国石油化工股份有限公司 一种油气藏解水锁化学剂及其制备方法和应用

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2196416A1 (en) * 1972-08-15 1974-03-15 Ici Ltd Textile lubricant for natural and synthetic fibres - contg a fluoro cpd with 3-20C perfluoro carbon end gps
US3836552A (en) * 1971-06-02 1974-09-17 Hoechst Ag Derivatives of perfluorated carboxylic acids

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3194840A (en) * 1961-12-18 1965-07-13 Procter & Gamble N, n-diloweralkyl, 1, 1-dihydrogen perfluoroalkyl amine oxides
US3509061A (en) * 1966-10-18 1970-04-28 Us Navy Method and compositions for displacing organic liquids from solid surfaces
GB1337467A (en) * 1971-10-13 1973-11-14 Dow Corning Ltd Wetting compositions and treatment of surfaces therewith

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836552A (en) * 1971-06-02 1974-09-17 Hoechst Ag Derivatives of perfluorated carboxylic acids
FR2196416A1 (en) * 1972-08-15 1974-03-15 Ici Ltd Textile lubricant for natural and synthetic fibres - contg a fluoro cpd with 3-20C perfluoro carbon end gps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637599A1 (fr) * 1988-10-10 1990-04-13 Szonyi Istvan Nouveaux composes amidofluores, leur obtention et leur utilisation
WO1990003966A1 (fr) * 1988-10-10 1990-04-19 Istvan Szonyi Composes amidofluores, leur obtention et leur utilisation

Also Published As

Publication number Publication date
MX148221A (es) 1983-03-28
GB1591292A (en) 1981-06-17
BR7708741A (pt) 1978-08-01
NL7714204A (nl) 1978-07-04
DE2759790C2 (de) 1982-09-23
DE2758013C3 (de) 1981-11-05
AU517771B2 (en) 1981-08-27
CH634873A5 (en) 1983-02-28
JPS5385787A (en) 1978-07-28
FR2376208B1 (nl) 1980-10-10
GB1591293A (en) 1981-06-17
DE2758013B2 (de) 1981-01-29
BE862459A (fr) 1978-06-29
AU3199477A (en) 1979-06-28
DE2758013A1 (de) 1978-07-06
CA1102652A (en) 1981-06-09
JPS6254533B2 (nl) 1987-11-16

Similar Documents

Publication Publication Date Title
BE859817A (fr) Compositions notamment utiles pour le traitement de l'acne
FR2376208A1 (fr) Procede pour l'amelioration de produits tensio-actifs fluores
BE879183A (fr) Procede pour l'obtention de chlorure de cyanuryle solide et produits obtenus
ES451557A1 (es) Un procedimiento de preparacion de una composicion de champuliquido transparente.
FR2355091A1 (fr) Compositions de phosphonomethylaminocarboxylates et leur utilisation pour l'inhibition de la corrosion de metaux dans des systemes aqueux
FR2361892A1 (fr) Esters et amides des acides pyrimido(4,5-b)quinolein-4(3h)-one-2-carboxyliques, en tant qu'agents anti-ulceres
FR2400898A1 (fr) Agents anti-inflammatoires pour produits cosmetiques
RO83322A (ro) Procedeu pentru obtinerea clorului si hidro0idului de sodiu prin electroliza clorurii de sodiu
FR2403077A1 (fr) Preparation cosmetique contenant du tripalmitate de pyridoxine
PT67713B (fr) Procede pour l'obtention de cristaux de carbonate de sodium monohydrate
IT1090036B (it) Procedimento per la produzione continua di soluzioni di ditionito di sodio mediante riduzione catodica
FR2357544A2 (fr) Compositions cosmetiques contenant un ester terpenique d'acide pyrrolidone-2 carboxylique-5
SE8000756L (sv) Anordning vid kontinuerlig gjutning (likstromsomrorning)
FR2375199A1 (fr) Complexe de manganese pour la preparation de polyoxyphenylene
FR2366359A1 (fr) Procede d'extraction de micro-organismes et produits obtenus utilisables comme agents diagnostiques
FR2370020A2 (fr) Procede de preparation d'alkylphenols
BE606590A (fr) Procédé pour l'oxydation photochimique de NO en NO2.
FR2401977A1 (fr) Produit luminescent et procede pour le preparer
BE860334A (fr) Produits pour le traitement d'eaux
GB1285124A (en) Esters of substituted anthranilic acid
FR2446841A1 (fr) Procede de preparation de 1a,3b-dihydroxy-d5-steroides
FR2355501A1 (fr) Nouvelles 2-(ethyl 2,2-disubstitue)-imidazolines, utiles notamment pour le traitement du diabete
FR2395258A1 (fr) Procede pour la preparation de phenylalkylsulfones
FR2356658A1 (fr) Procede de production d'acides phosphinico-carboxyliques aliphatiques substitues
FR2385672A1 (fr) Procede de preparation d'halogeno-cyclobutanones

Legal Events

Date Code Title Description
ST Notification of lapse