FR2001760A1 - Perfectionnement apporte au procede de fabrication de copolymeres d'oxymethylenes a partir de trioxanne et d'un comonomere - Google Patents

Perfectionnement apporte au procede de fabrication de copolymeres d'oxymethylenes a partir de trioxanne et d'un comonomere

Info

Publication number
FR2001760A1
FR2001760A1 FR6903324A FR6903324A FR2001760A1 FR 2001760 A1 FR2001760 A1 FR 2001760A1 FR 6903324 A FR6903324 A FR 6903324A FR 6903324 A FR6903324 A FR 6903324A FR 2001760 A1 FR2001760 A1 FR 2001760A1
Authority
FR
France
Prior art keywords
trioxan
comonomer
improvement
manufacturing
oxymethylene copolymers
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
FR6903324A
Other languages
English (en)
Other versions
FR2001760B1 (fr
Inventor
Shuihua Hsia Chen Catherine
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.)
Celanese Corp
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Publication of FR2001760A1 publication Critical patent/FR2001760A1/fr
Application granted granted Critical
Publication of FR2001760B1 publication Critical patent/FR2001760B1/fr
Granted legal-status Critical Current

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
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/04—Polymerisation by using compounds which act upon the molecular weight, e.g. chain-transferring agents
    • 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
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/06—Catalysts
    • 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
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/10—Polymerisation of cyclic oligomers of formaldehyde
    • 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
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/18—Copolymerisation of aldehydes or ketones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
FR6903324A 1968-02-12 1969-02-12 Perfectionnement apporte au procede de fabrication de copolymeres d'oxymethylenes a partir de trioxanne et d'un comonomere Granted FR2001760A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70451668A 1968-02-12 1968-02-12

Publications (2)

Publication Number Publication Date
FR2001760A1 true FR2001760A1 (fr) 1969-10-03
FR2001760B1 FR2001760B1 (fr) 1973-10-19

Family

ID=24829850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6903324A Granted FR2001760A1 (fr) 1968-02-12 1969-02-12 Perfectionnement apporte au procede de fabrication de copolymeres d'oxymethylenes a partir de trioxanne et d'un comonomere

Country Status (6)

Country Link
BE (1) BE728304A (fr)
DE (1) DE1906849A1 (fr)
FR (1) FR2001760A1 (fr)
GB (1) GB1249708A (fr)
LU (1) LU57956A1 (fr)
NL (1) NL6902175A (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1314286A (fr) * 1961-02-15 1963-01-04 Celanese Corp Polymérisation du trioxane
FR1474431A (fr) * 1965-04-01 1967-03-24 Celanese Corp Procédé de fabrication de polymères d'oxyméthylène

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1314286A (fr) * 1961-02-15 1963-01-04 Celanese Corp Polymérisation du trioxane
FR1474431A (fr) * 1965-04-01 1967-03-24 Celanese Corp Procédé de fabrication de polymères d'oxyméthylène

Also Published As

Publication number Publication date
GB1249708A (en) 1971-10-13
NL6902175A (fr) 1969-08-14
BE728304A (fr) 1969-08-12
FR2001760B1 (fr) 1973-10-19
DE1906849A1 (de) 1969-09-18
LU57956A1 (fr) 1969-05-22

Similar Documents

Publication Publication Date Title
CH505868A (fr) Procédé de fabrication d'un polymère oxyméthylénique modifié
DK140606B (da) Forankringsorgan til inddrivning i plastmateriale samt fremgangsmåde til fremstilling af forankringsorganet.
IT8522833A0 (it) Dispositivo per trasferire le bobine incrociate dal punto di uscita delle bobine incrociate di una macchina tessile, in un elemento trasportatore a cassa.
CH545359A (fr) Dispositif pour la fabrication d'un fil texturé
FR1505069A (fr) Polymères d'oxyméthylène et leur procédé de fabrication
FR1508440A (fr) Procédé perfectionné de fabrication de polymères d'oxyméthylène
FR2310545A1 (fr) Dispositif servant a augmenter et a grouper la diversion dans les fusils a plomb, notamment pour le ball-trap
CH487919A (fr) Procédé pour l'obtention de tétrahydro-1,4-oxazines substituées en 2,4 et en 2,2,4
CH496114A (fr) Procédé de fabrication d'un fil
BE787885A (fr) Interpolymeres d'ethylene en comprimes a tendance reduite au blocage
FR2001760A1 (fr) Perfectionnement apporte au procede de fabrication de copolymeres d'oxymethylenes a partir de trioxanne et d'un comonomere
CH533702A (fr) Procédé de fabrication d'un filé
MC804A1 (fr) Procédé de fabrication d'objects pleins en chocolat, dispositif pour la mise en oeuvre de ce procédé et objets en chocolat fabriqués suivant ce procédé
CH478864A (fr) Procédé de fabrication d'un copolymère imide-amide
BE748011A (fr) Perfectionnements a la fabrication de l'acier.
BE759388A (fr) Torchon a base d'etoffe non tissee et procede de fabrication dece torchon
CH525834A (fr) Dispositif d'accrochage d'un objet en vue de sa manutention notamment pour éléments préfabriqués
FR1524322A (fr) Procédé de fabrication d'inductance, notamment pour circuits intégrés, et inductance obtenue
CH511658A (fr) Procédé de fabrication, par frittage d'un objet métallique
BE770667A (fr) Copolymeres a blocs resistant a l'inflammation
BE754506A (fr) Procede de fabrication de n-triphenylmethyl-limidazoles et de n-triphenylmethyltriazoles a l'aide d'organo-magnesiens
FR1513703A (fr) Procédé de fabrication d'éléments de raidissage composites, notamment pour cols de vêtement
FR95588E (fr) Procédé et dispositif pour la fabrication d'articles de bonneterie et articles en résultant.
CH483794A (it) Procedimento per la fabbricazione in continuo di pasta alimentare corta, conformata a farfalla e macchina per l'attuazione del procedimento
FR1474431A (fr) Procédé de fabrication de polymères d'oxyméthylène

Legal Events

Date Code Title Description
ST Notification of lapse