FR2211492A1 - - Google Patents

Info

Publication number
FR2211492A1
FR2211492A1 FR7345971A FR7345971A FR2211492A1 FR 2211492 A1 FR2211492 A1 FR 2211492A1 FR 7345971 A FR7345971 A FR 7345971A FR 7345971 A FR7345971 A FR 7345971A FR 2211492 A1 FR2211492 A1 FR 2211492A1
Authority
FR
France
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
FR7345971A
Other languages
French (fr)
Other versions
FR2211492B1 (en
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of FR2211492A1 publication Critical patent/FR2211492A1/fr
Application granted granted Critical
Publication of FR2211492B1 publication Critical patent/FR2211492B1/fr
Expired 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
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • C08G2/24—Copolymerisation of aldehydes or ketones with acetals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00168—Controlling or regulating processes controlling the viscosity

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)
FR7345971A 1972-12-23 1973-12-21 Expired FR2211492B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2263300A DE2263300C3 (en) 1972-12-23 1972-12-23 Process for the preparation of copolymers of trioxane

Publications (2)

Publication Number Publication Date
FR2211492A1 true FR2211492A1 (en) 1974-07-19
FR2211492B1 FR2211492B1 (en) 1977-06-10

Family

ID=5865392

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7345971A Expired FR2211492B1 (en) 1972-12-23 1973-12-21

Country Status (12)

Country Link
JP (1) JPS5642610B2 (en)
AT (1) AT329866B (en)
BE (1) BE809157A (en)
BR (1) BR7310097D0 (en)
CA (1) CA1006643A (en)
CH (1) CH587868A5 (en)
DE (1) DE2263300C3 (en)
FR (1) FR2211492B1 (en)
GB (1) GB1444789A (en)
IT (1) IT1005535B (en)
NL (1) NL175627C (en)
ZA (1) ZA739639B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487792A (en) * 1977-12-24 1979-07-12 Mitsubishi Gas Chem Co Inc Polymerization of trioxane
JPS58194345U (en) * 1982-06-18 1983-12-24 株式会社マンネン Combustion air preheating device in boiler
JPS6179734U (en) * 1985-07-04 1986-05-28
DE19581460C2 (en) * 1994-04-07 2001-01-11 Asahi Chemical Ind Process for the preparation of a stabilized oxymethylene copolymer
DE4443150C2 (en) * 1994-12-05 2000-02-24 Hoechst Ag Acetal copolymers with improved mechanical properties
DE102008018965A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Oxymethylene copolymers and their use, as well as processes for the preparation of oxymethylene copolymers
DE102008018966A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Process for the preparation of oxymethylene polymers and apparatus suitable therefor
DE102008018968A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Polyoxymethylene molding compounds and molded articles and their use
DE102008018967A1 (en) * 2008-04-16 2009-10-22 Ticona Gmbh Oxymethylene polymers, process for their preparation and their use
US8840976B2 (en) 2010-10-14 2014-09-23 Ticona Llc VOC or compressed gas containment device made from a polyoxymethylene polymer
EP2505609B1 (en) 2011-04-01 2015-01-21 Ticona GmbH High impact resistant polyoxymethylene for extrusion blow molding
WO2013101624A1 (en) 2011-12-30 2013-07-04 Ticona Llc Printable molded articles made from a polyoxymethylene polymer composition
US9745467B2 (en) 2012-12-27 2017-08-29 Ticona, Llc Impact modified polyoxymethylene composition and articles made therefrom that are stable when exposed to ultraviolet light

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531942A (en) * 1966-07-27 1968-07-05 Huels Chemische Werke Ag Process for preparing thermally stable polyoxymethylenes

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531942A (en) * 1966-07-27 1968-07-05 Huels Chemische Werke Ag Process for preparing thermally stable polyoxymethylenes

Also Published As

Publication number Publication date
DE2263300C3 (en) 1980-11-27
JPS5642610B2 (en) 1981-10-06
BE809157A (en) 1974-06-27
CA1006643A (en) 1977-03-08
GB1444789A (en) 1976-08-04
NL7317313A (en) 1974-06-25
ZA739639B (en) 1975-01-29
NL175627C (en) 1984-12-03
DE2263300B2 (en) 1980-03-27
NL175627B (en) 1984-07-02
IT1005535B (en) 1976-09-30
JPS4990796A (en) 1974-08-29
ATA1074073A (en) 1975-08-15
CH587868A5 (en) 1977-05-13
FR2211492B1 (en) 1977-06-10
BR7310097D0 (en) 1974-08-15
AT329866B (en) 1976-06-10
DE2263300A1 (en) 1974-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse