AU720124B2 - Process for deactivating catalyst contained in oxymethylene copolymer and process for producing stabilized oxymethylene copolymer - Google Patents

Process for deactivating catalyst contained in oxymethylene copolymer and process for producing stabilized oxymethylene copolymer Download PDF

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Publication number
AU720124B2
AU720124B2 AU36857/97A AU3685797A AU720124B2 AU 720124 B2 AU720124 B2 AU 720124B2 AU 36857/97 A AU36857/97 A AU 36857/97A AU 3685797 A AU3685797 A AU 3685797A AU 720124 B2 AU720124 B2 AU 720124B2
Authority
AU
Australia
Prior art keywords
oxymethylene copolymer
catalyst
deactivating
copolymer
pulverizer
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.)
Ceased
Application number
AU36857/97A
Other languages
English (en)
Other versions
AU3685797A (en
Inventor
Yuichi Fukui
Naoyuki Kobayashi
Hiroyuki Miyaji
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.)
Polyplastics Co Ltd
Original Assignee
Polyplastics 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
Application filed by Polyplastics Co Ltd filed Critical Polyplastics Co Ltd
Publication of AU3685797A publication Critical patent/AU3685797A/en
Application granted granted Critical
Publication of AU720124B2 publication Critical patent/AU720124B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C08G2/28—Post-polymerisation treatments
    • 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
    • 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
    • C08G2/08—Polymerisation 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
    • C08G2/10—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
    • C08G2/24—Copolymerisation of aldehydes or ketones with acetals

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)
AU36857/97A 1996-09-30 1997-09-08 Process for deactivating catalyst contained in oxymethylene copolymer and process for producing stabilized oxymethylene copolymer Ceased AU720124B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25898496A JP3269776B2 (ja) 1996-09-30 1996-09-30 安定化オキシメチレン共重合体の製造方法
JP8-258984 1996-09-30

Publications (2)

Publication Number Publication Date
AU3685797A AU3685797A (en) 1998-04-02
AU720124B2 true AU720124B2 (en) 2000-05-25

Family

ID=17327746

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36857/97A Ceased AU720124B2 (en) 1996-09-30 1997-09-08 Process for deactivating catalyst contained in oxymethylene copolymer and process for producing stabilized oxymethylene copolymer

Country Status (7)

Country Link
JP (1) JP3269776B2 (ko)
KR (1) KR100467255B1 (ko)
CN (1) CN1105128C (ko)
AU (1) AU720124B2 (ko)
MY (1) MY120305A (ko)
SG (1) SG65680A1 (ko)
TW (1) TW438828B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008018966A1 (de) 2008-04-16 2009-10-22 Ticona Gmbh Verfahren zur Herstellung von Oxymethylen-Polymeren und dafür geeignete Vorrichtung
CN101544769B (zh) * 2009-05-12 2011-05-11 中国蓝星（集团）股份有限公司 聚甲醛粒料的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3222519A1 (de) * 1982-06-16 1983-12-22 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur herstellung von cyanacetaldehyd-acetalen
DE3703790A1 (de) * 1987-02-07 1988-08-18 Hoechst Ag Kontinuierliches verfahren zur entfernung instabiler anteile aus rohem oxymethylencopolymerisat
JP3017376B2 (ja) * 1993-06-18 2000-03-06 ポリプラスチックス株式会社 高重合度ポリオキシメチレン３元共重合体の製造方法
DE4431575A1 (de) * 1994-09-05 1996-03-07 Hoechst Ag Verfahren zur Herstellung von Polyacetalcopolymeren

Also Published As

Publication number Publication date
JPH10101755A (ja) 1998-04-21
MY120305A (en) 2005-10-31
CN1180714A (zh) 1998-05-06
SG65680A1 (en) 1999-06-22
TW438828B (en) 2001-06-07
KR100467255B1 (ko) 2005-09-26
AU3685797A (en) 1998-04-02
JP3269776B2 (ja) 2002-04-02
KR19980025117A (ko) 1998-07-06
CN1105128C (zh) 2003-04-09

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