ES2025052B3 - Metodo para la preparacion de perfluoropoliesteres de peso molecular regulado que tienen finales de grupos neutro y funcional. - Google Patents

Metodo para la preparacion de perfluoropoliesteres de peso molecular regulado que tienen finales de grupos neutro y funcional.

Info

Publication number
ES2025052B3
ES2025052B3 ES86116015T ES86116015T ES2025052B3 ES 2025052 B3 ES2025052 B3 ES 2025052B3 ES 86116015 T ES86116015 T ES 86116015T ES 86116015 T ES86116015 T ES 86116015T ES 2025052 B3 ES2025052 B3 ES 2025052B3
Authority
ES
Spain
Prior art keywords
perfluoropoliesoles
finals
neutral
preparation
molecular weight
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 - Lifetime
Application number
ES86116015T
Other languages
English (en)
Inventor
Gerardo Caporiccio
Gian Tommaso Viola
Giuseppe Marchionni
Iorio Pio De
Adriana Tasca
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Ausimont SpA
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 IT22902/85A external-priority patent/IT1190423B/it
Priority claimed from IT22922/85A external-priority patent/IT1190425B/it
Application filed by Ausimont SpA filed Critical Ausimont SpA
Application granted granted Critical
Publication of ES2025052B3 publication Critical patent/ES2025052B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
    • C08G65/3233—Molecular halogen
    • C08G65/3236—Fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polyethers (AREA)
  • Catalysts (AREA)
ES86116015T 1985-11-19 1986-11-18 Metodo para la preparacion de perfluoropoliesteres de peso molecular regulado que tienen finales de grupos neutro y funcional. Expired - Lifetime ES2025052B3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT22902/85A IT1190423B (it) 1985-11-19 1985-11-19 Procedimento per ottenere perfluoropolieteri a terminali neutri e funzionali di peso molecolare controllato
IT22922/85A IT1190425B (it) 1985-11-20 1985-11-20 Processo perfezionato per la riduzione controllata del peso molecolare medio di perfluoropolieteri

Publications (1)

Publication Number Publication Date
ES2025052B3 true ES2025052B3 (es) 1992-03-16

Family

ID=26328286

Family Applications (1)

Application Number Title Priority Date Filing Date
ES86116015T Expired - Lifetime ES2025052B3 (es) 1985-11-19 1986-11-18 Metodo para la preparacion de perfluoropoliesteres de peso molecular regulado que tienen finales de grupos neutro y funcional.

Country Status (9)

Country Link
US (1) US4788257A (es)
EP (1) EP0223238B1 (es)
JP (1) JPH085958B2 (es)
KR (1) KR950003118B1 (es)
AU (1) AU593853B2 (es)
CA (1) CA1305494C (es)
DE (1) DE3680869D1 (es)
ES (1) ES2025052B3 (es)
IL (1) IL80641A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1201498B (it) * 1985-11-20 1989-02-02 Ausimont Spa Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione
IT1223304B (it) * 1987-09-22 1990-09-19 Ausimont Spa Perfloropolieteri a terminale mono e bis ipofluorito e processo per la loro preparazione
US4847427A (en) * 1988-04-13 1989-07-11 E. I. Du Pont De Nemours And Company Process for preparing fluorocarbon polyethers
IT1217453B (it) * 1988-05-02 1990-03-22 Ausimont Spa Procedimento per la produzione di perfluoropolieteri a peso molecolare controllato,aventi gruppi terminali perfluoroalchilici o perfluorocloroalchilici
IT1228655B (it) * 1989-02-09 1991-06-27 Ausimont Srl Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.
IT1238075B (it) * 1990-01-31 1993-07-03 Ausimont Spa Processo per la preparazione di fluoropolieteri e perfluorolieteri a terminali neutri o funzionali di peso molecolare controllato
US5233094A (en) * 1991-11-16 1993-08-03 Hoechst Aktiengesellschaft Process for the preparation of perfluorinated ethers
IT1264977B1 (it) * 1993-11-17 1996-10-17 Ausimont Spa Processo per preparare perfluoropolietri
ITMI20021733A1 (it) * 2002-08-01 2004-02-02 Ausimont S P A Ora Solvay Solexis Spa Processo per la preparazione di perfluoropolieteri acil-fluoruro terminati per riduzione dei corrispondenti perfluoropolieteri perossidici.
ITMI20040133A1 (it) 2004-01-29 2004-04-29 Solvay Solexis Spa Processo per preparare fluoroalogenoeteri

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003700B (de) * 1954-07-30 1957-03-07 Hoechst Ag Verfahren zur Herstellung von niedermolekularen Fluorchlorkohlenstoffen fluessiger oder wachsartiger Konsistenz
SE371829B (es) * 1966-07-11 1974-12-02 Montedison Spa
US3564059A (en) * 1966-07-11 1971-02-16 Montedison Spa Perfluorinated ethers and polyethers
NL6818169A (es) * 1967-12-28 1969-07-01
US3847978A (en) * 1968-07-01 1974-11-12 Montedison Spa Perfluorinated linear polyethers having reactive terminal groups at both ends of the chain and process for the preparation thereof
BE764110A (en) * 1970-03-12 1971-09-13 Montedison Spa Cyclic perfluoro polyethers
US4523039A (en) * 1980-04-11 1985-06-11 The University Of Texas Method for forming perfluorocarbon ethers
AU579374B2 (en) * 1984-05-23 1988-11-24 Ausimont S.R.L. Process for preparing perfluoropolyethers with neutral and functional end-groups, having a regulated molecular weight
IT1201498B (it) * 1985-11-20 1989-02-02 Ausimont Spa Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione
JPH0665695A (ja) * 1992-08-17 1994-03-08 Furukawa Electric Co Ltd:The Ａｌ−Ｍｇ−Ｓｉ系アルミニウム合金鍛造材の熱処理法

Also Published As

Publication number Publication date
DE3680869D1 (de) 1991-09-19
EP0223238B1 (en) 1991-08-14
JPH085958B2 (ja) 1996-01-24
KR950003118B1 (ko) 1995-04-01
CA1305494C (en) 1992-07-21
IL80641A (en) 1992-03-29
US4788257A (en) 1988-11-29
JPS62119229A (ja) 1987-05-30
EP0223238A1 (en) 1987-05-27
IL80641A0 (en) 1987-02-27
AU6533286A (en) 1987-05-21
KR870004934A (ko) 1987-06-02
AU593853B2 (en) 1990-02-22

Similar Documents

Publication Publication Date Title
PT83143B (pt) Processo para a preparacao de 1,4-dihidro-piridinas 2-substituidas com tiometilo e de composicoes farmaceuticas que as contem
DE3871751D1 (de) Gelbildende organosiloxanzusammensetzungen und deren verwendung.
MX164537B (es) Modificador de peso molecular para usarse con catalizadores de lantanuro y actinuro
BR8500847A (pt) Dispositivo de travamento para plataforma petrolifera autoo-elevadora e plataforma petrolifera
IT1200092B (it) Derivati amminopropossi, loro preparazione e loro impiego come medicamenti
MX9203126A (es) Derivados de sulfonilurea y composiciones farmaceuticas que los contienen.
ES2025052B3 (es) Metodo para la preparacion de perfluoropoliesteres de peso molecular regulado que tienen finales de grupos neutro y funcional.
ES557200A0 (es) Un procedimiento para la preparacion de composiciones de poliaminas de elevado peso molecular.
IT1196488B (it) Poli-4-aminopirrol-2-carbossamido derivati e procedimento per la loro preparazione
MX9202935A (es) Derivados de 2,3-dihidro-1h-indeno y composicion farmaceutica que los contiene.
ES545965A0 (es) Procedimiento para la obtencion de poliarilensulfuros de al-to peso molecular
IT1129812B (it) Carbostiril derivati particolarmente utili come medicamenti e procedimento per la loro preparazione
PT83240B (pt) Processo para preparacao de toluidinas substituidas e de composicoes farmaceuticas que as contem
BR8706229A (pt) Aparelho de suspensao e trilho para o mesmo
AR240813A1 (es) N-fenilsulfonil-n'-pirimidinilureas, procedimiento para su preparacion, composiciones que las contienen e intermediarios para uso exclusivo en dicho procedimiento
ES543752A0 (es) Aparato para separar animales de acuerdo con su peso u otra caracteristica
IT1174468B (it) Carbostirilossiminopropanolamine utili come medicamenti e procedimento per la loro preparazione
IT1195842B (it) Carbamoilossimetilalchilcarbapenem derivati procedimento per la loro preparazione e impiego
MX162568A (es) Procedimiento para la preparacion de cloronitroanilinas y cloronitrofenoles
ES254360Y (es) Perno y correspondiente alojamiento para la union de dos elementos
BR8801593A (pt) Conjunto icador para movimentar cofre de carga
ES545966A0 (es) Procedimiento para la obtencion de poliarilensulfuros de al-to peso molecular
BR8404876A (pt) Equipo para transfusao ou ministracao de soros e produtos fotossensiveis
ES287736Y (es) Percha perfeccionada para la exposicion de alfombrillas y similares
BR6401444U (pt) Postico para bracos de cadeiras e/ou poltronas