IT1191635B - Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore - Google Patents

Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore

Info

Publication number
IT1191635B
IT1191635B IT22683/85A IT2268385A IT1191635B IT 1191635 B IT1191635 B IT 1191635B IT 22683/85 A IT22683/85 A IT 22683/85A IT 2268385 A IT2268385 A IT 2268385A IT 1191635 B IT1191635 B IT 1191635B
Authority
IT
Italy
Prior art keywords
polymet
molecular weight
polymer containing
high polymer
lower molecular
Prior art date
Application number
IT22683/85A
Other languages
English (en)
Other versions
IT8522683A0 (it
Inventor
Aramaki Minoru
Sakaguchi Hiroaki
Original Assignee
Central Glass Co Ltd
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 JP23823484A external-priority patent/JPS61118331A/ja
Priority claimed from JP146185A external-priority patent/JPS61162503A/ja
Application filed by Central Glass Co Ltd filed Critical Central Glass Co Ltd
Publication of IT8522683A0 publication Critical patent/IT8522683A0/it
Application granted granted Critical
Publication of IT1191635B publication Critical patent/IT1191635B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F14/18—Monomers containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT22683/85A 1984-11-14 1985-10-31 Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore IT1191635B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP23823484A JPS61118331A (ja) 1984-11-14 1984-11-14 含フツ素樹脂の低分子量物の製造方法
JP146185A JPS61162503A (ja) 1985-01-10 1985-01-10 含フツ素樹脂の低分子量物の製造方法

Publications (2)

Publication Number Publication Date
IT8522683A0 IT8522683A0 (it) 1985-10-31
IT1191635B true IT1191635B (it) 1988-03-23

Family

ID=26334671

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22683/85A IT1191635B (it) 1984-11-14 1985-10-31 Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore

Country Status (5)

Country Link
US (1) US4711949A (it)
DE (1) DE3540280A1 (it)
FR (1) FR2573081B1 (it)
GB (1) GB2167072B (it)
IT (1) IT1191635B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743658A (en) * 1985-10-21 1988-05-10 E. I. Du Pont De Nemours And Company Stable tetrafluoroethylene copolymers
JPH0667859B2 (ja) * 1986-12-02 1994-08-31 セントラル硝子株式会社 含フツ素樹脂の低分子量物の製造方法
DE3710668A1 (de) * 1987-03-31 1988-10-13 Basf Lacke & Farben Haertbare zusammensetzung auf basis verzweigter acrylate mit carboxylgruppen und/oder verzweigter acrylate mit epoxidgruppen sowie aminoplastharzen
JP5135658B2 (ja) * 2001-08-02 2013-02-06 ダイキン工業株式会社 ポリテトラフルオロエチレンファインパウダー、それから得られるポリテトラフルオロエチレン成形体およびその製造方法
AR044375A1 (es) * 2004-05-17 2005-09-07 Hector Luis Galano Un procedimiento para la sintesis de materiales quimicos, por la interaccion controlada de gases o vapores reactivos dentro de una masa de material polimerico
DE102004039381A1 (de) * 2004-08-13 2006-02-23 Holmenkol Sport-Technologies Gmbh & Co. Kg Gleitmittel für Sportgeräte
DE102006041512A1 (de) * 2006-08-29 2008-03-20 Leibniz-Institut Für Polymerforschung Dresden E.V. Radikalfreies PTFE und Verfahren zur seiner Herstellung
US8754176B2 (en) 2009-03-31 2014-06-17 Daikin Industries, Ltd. Low molecular weight polytetrafluoroethylene powder and preparation method therefor
WO2022118215A1 (en) * 2020-12-02 2022-06-09 3M Innovative Properties Company White polytetrafluoroethylene powders

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2436069A (en) * 1944-09-29 1948-02-17 Du Pont Oils and greases obtained by pyrolysis of tetrafluoroethyleneolefin copolymers
GB761053A (en) * 1953-02-24 1956-11-07 Kellogg M W Co Improvements in manufacture of perhalocarbon oils
US2933536A (en) * 1957-02-28 1960-04-19 Leo A Wall Inhibited pyrolysis of fluorocarbon polymers
US3067262A (en) * 1961-05-10 1962-12-04 Du Pont Telomers of tetrafluoroethylene
CA958148A (en) * 1970-06-24 1974-11-19 Robert Hartwimmer Process for the preparation of fluorocarbon waxes
ES404938A1 (es) * 1971-07-22 1975-06-16 Hoechst Ag Procedimiento para la obtencion de ceras fluorocarbonadas.
GB1542813A (en) * 1977-07-07 1979-03-28 Shustova O Method for stabilization of fluoro-organic copolymers of the ethylene series

Also Published As

Publication number Publication date
IT8522683A0 (it) 1985-10-31
FR2573081A1 (fr) 1986-05-16
DE3540280C2 (it) 1989-01-26
GB2167072B (en) 1988-08-10
DE3540280A1 (de) 1986-05-22
FR2573081B1 (fr) 1988-08-19
US4711949A (en) 1987-12-08
GB8528009D0 (en) 1985-12-18
GB2167072A (en) 1986-05-21

Similar Documents

Publication Publication Date Title
EP0303298A3 (en) Novel fluorine-containing cyclic polymer
IT1191635B (it) Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore
KR880700007A (ko) 신규한 플루오로 중합체 용액
DK91087A (da) Offshore-platform
IT1223386B (it) Metodo per convertire un polimero contenente fluoro in un polimero di peso molecolare inferiore
GB8622319D0 (en) Platform ladder
NO850461L (no) Vulkaniserbare polymersammensetninger
IT1184495B (it) Codificatore (encoder) ottico incrementale a nonio accordato
DK582885D0 (da) Konvertering af methan
GB8624863D0 (en) Ladder conversion kits
IT1175840B (it) Procedimento per la conversione di olifine in indrocarburi di peso molecolare piu' elevato con catalizzatore di silicalite
ES556310A0 (es) Perfeccionamientos en reactores de polimerizacion
DK478686A (da) Formbare belaegninger
DK536686D0 (da) Polymerkomposition
DK583085D0 (da) Konvertering af methan
GB8700478D0 (en) Pedal action collapsible ladder
IT8547619A0 (it) Carrello idoneo a salire e scendere le scale
AT383917B (de) Dc/ac-wandler
KR870011549U (ko) 블럭 변환 방식의 다운콘버터
PL271432A2 (en) Constatnt to sinusoidally alternating voltage converter arrangement
SE8503035D0 (sv) Arrangement for weight/force conversion in f i weighing platforms
SE8503036D0 (sv) Arrangement for weight/force conversion in f i weighing platforms
GB8623845D0 (en) Ladder platform
BR8501904A (pt) Iogurteira-plataforma
ATA191186A (de) Aufzugartiger garagenturm

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961031