BE809157A - PROCESS FOR THE PREPARATION OF TRIOXANE COPOLYMERS - Google Patents

PROCESS FOR THE PREPARATION OF TRIOXANE COPOLYMERS

Info

Publication number: BE809157A
Authority: BE; Belgium
Prior art keywords: preparation; trioxane copolymers; trioxane; copolymers
Prior art date: 1972-12-23

Application number

BE139318A

Other languages

French (fr)

Original Assignee

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.)

1972-12-23

Filing date

1973-12-27

Publication date

1974-06-27

1973-12-27 Application filed by Hoechst Ag filed Critical Hoechst Ag

1974-06-27 Publication of BE809157A publication Critical patent/BE809157A/en

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)

BE139318A 1972-12-23 1973-12-27 PROCESS FOR THE PREPARATION OF TRIOXANE COPOLYMERS BE809157A (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 (1)

Publication Number	Publication Date
BE809157A true BE809157A (en)	1974-06-27

Family

ID=5865392

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE139318A BE809157A (en)	1972-12-23	1973-12-27	PROCESS FOR THE PREPARATION OF TRIOXANE COPOLYMERS

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

Family Cites Families (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

1972
- 1972-12-23 DE DE2263300A patent/DE2263300C3/en not_active Expired
1973
- 1973-12-18 NL NLAANVRAGE7317313,A patent/NL175627C/en not_active IP Right Cessation
- 1973-12-19 CH CH1785373A patent/CH587868A5/xx not_active IP Right Cessation
- 1973-12-20 GB GB5911973A patent/GB1444789A/en not_active Expired
- 1973-12-21 AT AT1074073A patent/AT329866B/en not_active IP Right Cessation
- 1973-12-21 BR BR10097/73A patent/BR7310097D0/en unknown
- 1973-12-21 IT IT8409/73A patent/IT1005535B/en active
- 1973-12-21 ZA ZA00739639A patent/ZA739639B/en unknown
- 1973-12-21 JP JP14258973A patent/JPS5642610B2/ja not_active Expired
- 1973-12-21 FR FR7345971A patent/FR2211492B1/fr not_active Expired
- 1973-12-21 CA CA188,820A patent/CA1006643A/en not_active Expired
- 1973-12-27 BE BE139318A patent/BE809157A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE2263300C3 (en)	1980-11-27
JPS5642610B2 (en)	1981-10-06
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
FR2211492A1 (en)	1974-07-19
DE2263300A1 (en)	1974-07-18

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Legal Events

Date

Code

Title

Description

1986-06-30

RE

Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19851231