MX9702983A - Procedimiento para preparar perfluoropolieteres con grupos extremos que contienen bromo o yodo. - Google Patents

Procedimiento para preparar perfluoropolieteres con grupos extremos que contienen bromo o yodo.

Info

Publication number
MX9702983A
MX9702983A MX9702983A MX9702983A MX9702983A MX 9702983 A MX9702983 A MX 9702983A MX 9702983 A MX9702983 A MX 9702983A MX 9702983 A MX9702983 A MX 9702983A MX 9702983 A MX9702983 A MX 9702983A
Authority
MX
Mexico
Prior art keywords
iodine
containing bromine
groups containing
extreme groups
perfluoropolyethers
Prior art date
Application number
MX9702983A
Other languages
English (en)
Other versions
MXPA97002983A (es
Inventor
Giuseppe Marchionni
Pier Antonio Guarda
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 MX9702983A publication Critical patent/MX9702983A/es
Publication of MXPA97002983A publication Critical patent/MXPA97002983A/es

Links

Classifications

    • 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
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Un procedimiento para preparar perfluoropoliéteres con grupos extremos que contienen bromo o yodo, respectivamente, sometiendo un perfluoropoliéter peroxídico a tratamiento térmico, en ausencia de radiaciones ultravioleta, a temperaturas de 120 degree C a 280 degree C en presencia de compuestos que contienen bromo o yodo que tienen respectivamente las siguientes formulas generales: en donde T, T', T'', iguales o diferentes unos de otros, se seleccionan de Br, F, H o R' f, en donde R'f es una cadena perfluoroalquílica de 1 a 8 átomos de carbono; R R' R'' C I en donde R, R', R'', iguales a o diferentes unos de otros pueden ser I (yodo), H, F o R' f en donde R f tiene el significado anteriormente indicado.
MXPA/A/1997/002983A 1996-04-23 1997-04-22 Procedimiento para preparar perfluoropolieteres con grupos extremos que contienen bromo o yodo MXPA97002983A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI000798A IT1284005B1 (it) 1996-04-23 1996-04-23 Processo per la praparazione di perfluoropolieteri con terminali bromurati o iodurati
MIMI96A000798 1996-04-23

Publications (2)

Publication Number Publication Date
MX9702983A true MX9702983A (es) 1998-06-28
MXPA97002983A MXPA97002983A (es) 1998-10-30

Family

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Also Published As

Publication number Publication date
DE69705667T2 (de) 2002-05-08
EP0803526A2 (en) 1997-10-29
ITMI960798A1 (it) 1997-10-23
KR100460711B1 (ko) 2005-04-08
US5777174A (en) 1998-07-07
ITMI960798A0 (es) 1996-04-23
JPH1045652A (ja) 1998-02-17
IT1284005B1 (it) 1998-05-08
DE69705667D1 (de) 2001-08-23
CA2203339A1 (en) 1997-10-23
CN1088071C (zh) 2002-07-24
KR970070048A (ko) 1997-11-07
CN1166506A (zh) 1997-12-03
EP0803526B1 (en) 2001-07-18
EP0803526A3 (en) 1998-10-07
JP3824374B2 (ja) 2006-09-20
ATE203252T1 (de) 2001-08-15

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Legal Events

Date Code Title Description
FA Abandonment or withdrawal