CS264343B2 - Process for cleavaging perfluorpolyethers - Google Patents

Process for cleavaging perfluorpolyethers Download PDF

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Publication number
CS264343B2
CS264343B2 CS868432A CS843286A CS264343B2 CS 264343 B2 CS264343 B2 CS 264343B2 CS 868432 A CS868432 A CS 868432A CS 843286 A CS843286 A CS 843286A CS 264343 B2 CS264343 B2 CS 264343B2
Authority
CS
Czechoslovakia
Prior art keywords
perfluoropolyethers
molecular weight
perfluoropolyether
neutral
formula
Prior art date
Application number
CS868432A
Other languages
Czech (cs)
English (en)
Other versions
CS843286A2 (en
Inventor
Gerardo Caporiccito
Gian Tommaso Viola
Guiseppe Marchionni
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
Application filed by Ausimont Spa filed Critical Ausimont Spa
Publication of CS843286A2 publication Critical patent/CS843286A2/cs
Publication of CS264343B2 publication Critical patent/CS264343B2/cs

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/62Halogen-containing esters
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32Polymers modified by chemical after-treatment
    • C08G65/321Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323Polymers modified by chemical after-treatment with inorganic compounds containing halogens
    • C08G65/3233Molecular halogen
    • C08G65/3236Fluorine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Lubricants (AREA)
  • Polyesters Or Polycarbonates (AREA)
CS868432A 1985-11-20 1986-11-20 Process for cleavaging perfluorpolyethers CS264343B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22920/85A IT1201498B (it) 1985-11-20 1985-11-20 Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione

Publications (2)

Publication Number Publication Date
CS843286A2 CS843286A2 (en) 1988-12-15
CS264343B2 true CS264343B2 (en) 1989-07-12

Family

ID=11201905

Family Applications (1)

Application Number Title Priority Date Filing Date
CS868432A CS264343B2 (en) 1985-11-20 1986-11-20 Process for cleavaging perfluorpolyethers

Country Status (14)

Country Link
US (2) US4720527A (de)
EP (1) EP0224201B1 (de)
JP (2) JP2670772B2 (de)
KR (1) KR950006524B1 (de)
CN (1) CN1006224B (de)
AT (1) ATE67221T1 (de)
AU (2) AU593854B2 (de)
CA (1) CA1274540A (de)
CS (1) CS264343B2 (de)
DE (1) DE3681411D1 (de)
ES (1) ES2026447T3 (de)
IL (1) IL80640A0 (de)
IT (1) IT1201498B (de)
ZA (1) ZA868627B (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4788257A (en) * 1985-11-19 1988-11-29 Montedison S.P.A. Process for preparing regulated molecular weight perfluoro-polyethers having neutral and functional end groups
IT1213441B (it) * 1986-12-30 1989-12-20 Ausimont Spa Dispersioni acquose di poliuretani e fluorurati e loro impiego per spalmature tessili.
IT1227066B (it) * 1988-09-15 1991-03-14 Ausimont Spa Alchilenici. gomme poliuretaniche reticolabili, contenenti blocchi poliossiperfluoro
US5211861A (en) * 1988-09-19 1993-05-18 Ausimont S.R.L. Liquid aqueous compositions comprising perfluoropolyethereal compounds suitable as lubricants in the plastic processing of metals
DE3902803A1 (de) * 1989-01-31 1990-08-02 Hoechst Ag Verfahren zur reinigung und stabilisierung von perfluorpolyethern
US5693748A (en) * 1989-02-01 1997-12-02 Asahi Kasei Kogyo Kabushiki Kaisha High molecular weight polyimidoylamidine and a polytriazine derived therefrom
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
IT1251964B (it) * 1991-10-21 1995-05-27 Ausimont Spa Procedimento per separare tra loro specie non funzionali, monofunzionali e bifunzionali presenti nei perfluoropoliossialchileni.
IT1251965B (it) * 1991-10-21 1995-05-27 Ausimont Spa Procedimento per separare tra loro le specie non funzionali, monofunzionali e bifunzionali presenti nei perfluoropoliossialchileni.
US5233094A (en) * 1991-11-16 1993-08-03 Hoechst Aktiengesellschaft Process for the preparation of perfluorinated ethers
IT1252657B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la neutralizzazione di perfluoropoliossialchileni
US5453248A (en) * 1992-03-09 1995-09-26 Optical Sensors Incorporated Cross-linked gas permeable membrane of a cured perfluorinated urethane polymer, and optical gas sensors fabricated therewith
IT1255780B (it) * 1992-08-14 1995-11-15 Ausimont Spa Composti contenenti fluoro, aventi struttura poliacetalica e procedimento per la loro preparazione
IT1256304B (it) * 1992-11-10 1995-11-30 Ausimont Spa Derivati fosfazenici e loro impiego come stabilizzanti per oli e grassi a base di perfluoropolieteri
IT1256721B (it) * 1992-12-16 1995-12-15 Ausimont Spa Processo per impartire oleo- ed idro-repellenza alla superficie di materiali ceramici porosi
RU2045544C1 (ru) * 1994-02-04 1995-10-10 Акционерное общество "Автоконинвест" Амиды и эфиры перфторполиоксаалкиленсульфо- или перфторполиоксаалкиленкарбоновых кислот и способ их получения
IT1269886B (it) * 1994-06-14 1997-04-15 Ausimont Spa Processo per il trattamento superficiale di materiali cellulosici, metallici,vetrosi,oppure cementi,marmi,graniti e simili
US5637772A (en) * 1995-09-22 1997-06-10 Aerojet General Corporation Fluorinated diamines and polymers formed therefrom
JP3304829B2 (ja) * 1996-10-17 2002-07-22 花王株式会社 含フッ素エーテル化合物の製造法
US6211415B1 (en) 1996-11-22 2001-04-03 Daikin Industries, Ltd. Process for thermal decomposition of hexafluoropropylene oxide oligomers
IT1306200B1 (it) 1999-01-14 2001-05-30 Ausimont Spa Composizioni vulcanizzabili di fluoroelastomeri.
DE10006590B4 (de) * 2000-02-11 2007-10-18 Qiagen North American Holdings, Inc. Verwendung funktionalisierter Membranen bzw. Matrizes zur Aufreinigung von Nukleinsäuren sowie entsprechende Verfahren
JP4510312B2 (ja) * 2001-03-14 2010-07-21 独立行政法人科学技術振興機構 エーテル化合物の分解方法
ITMI20020198A1 (it) * 2002-02-05 2003-08-05 Ausimont Spa (per)aloeteri
JP2007525011A (ja) * 2003-06-26 2007-08-30 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 基材上に充填誘電体材料のパターンを形成するための方法
ITMI20041370A1 (it) 2004-07-09 2004-10-09 Solvay Solexis Spa Separazione di perfluioropolirteri -pepe-bifunzionali a termninazione-ch20h dalle loro miscele con pepe monofunzionali-ch2oh
CN102516520B (zh) * 2011-11-23 2013-07-17 太仓中化环保化工有限公司 一种氟碳聚醚化合物的制备方法
CN104098718B (zh) * 2013-04-12 2016-04-27 中国石油化工股份有限公司 一种降低聚合物分子量的方法
US10053538B2 (en) 2014-12-12 2018-08-21 Moresco Corporation Method for producing fluoropolyether
WO2017012909A1 (en) 2015-07-17 2017-01-26 Solvay Specialty Polymers Italy S.P.A. Anti-foaming agents
CN106366866B (zh) * 2016-08-27 2019-01-04 合肥普庆新材料科技有限公司 一种全氟聚醚-环氧(甲基)丙烯酸酯复合uv光固化涂料的制备方法
CN106189731A (zh) * 2016-08-27 2016-12-07 合肥普庆新材料科技有限公司 一种全氟聚醚‑环氧(甲基)丙烯酸酯复合uv光固化涂料
CN106243337B (zh) * 2016-08-27 2018-06-22 合肥普庆新材料科技有限公司 一种用于制备复合uv光固化涂料的功能性全氟聚醚的制备方法
CN112429800B (zh) * 2020-11-16 2022-11-15 四川轻化工大学 一种磁性纳米功能材料及其合成方法和应用
CN115181257B (zh) * 2022-08-09 2023-06-09 浙江巨化技术中心有限公司 一种降低全氟聚醚分子量的方法

Family Cites Families (13)

* 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
US3242218A (en) * 1961-03-29 1966-03-22 Du Pont Process for preparing fluorocarbon polyethers
NL6709067A (de) * 1964-04-09 1968-01-08
US3513203A (en) * 1966-07-11 1970-05-19 Montedison Spa Fluorinated ketones and process for their preparation
US3665041A (en) * 1967-04-04 1972-05-23 Montedison Spa Perfluorinated polyethers and process for their preparation
NL6818169A (de) * 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
US3814741A (en) * 1970-01-24 1974-06-04 Montedison Spa Acrylic and methacrylic monomers,polymers and copolymers 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
US4647413A (en) * 1983-12-27 1987-03-03 Minnesota Mining And Manufacturing Company Perfluoropolyether oligomers and polymers
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
US4788257A (en) * 1985-11-19 1988-11-29 Montedison S.P.A. Process for preparing regulated molecular weight perfluoro-polyethers having neutral and functional end groups

Also Published As

Publication number Publication date
ZA868627B (en) 1987-06-24
JPH1029955A (ja) 1998-02-03
AU5488190A (en) 1990-09-06
KR950006524B1 (ko) 1995-06-16
JPS62120335A (ja) 1987-06-01
AU593854B2 (en) 1990-02-22
IT8522920A0 (it) 1985-11-20
EP0224201B1 (de) 1991-09-11
DE3681411D1 (de) 1991-10-17
US4814372A (en) 1989-03-21
CS843286A2 (en) 1988-12-15
KR870004935A (ko) 1987-06-02
CN1006224B (zh) 1989-12-27
ES2026447T3 (es) 1992-05-01
JP2670772B2 (ja) 1997-10-29
AU6533686A (en) 1987-05-28
US4720527A (en) 1988-01-19
IL80640A0 (en) 1987-02-27
EP0224201A1 (de) 1987-06-03
ATE67221T1 (de) 1991-09-15
CN86108018A (zh) 1987-06-17
IT1201498B (it) 1989-02-02
CA1274540A (en) 1990-09-25

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