CN1105126C - 制备稳定的甲醛共聚物的方法 - Google Patents

制备稳定的甲醛共聚物的方法 Download PDF

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Publication number
CN1105126C
CN1105126C CN97125490A CN97125490A CN1105126C CN 1105126 C CN1105126 C CN 1105126C CN 97125490 A CN97125490 A CN 97125490A CN 97125490 A CN97125490 A CN 97125490A CN 1105126 C CN1105126 C CN 1105126C
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CN
China
Prior art keywords
end group
raw material
weight
copolymerized methanal
unstable end
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.)
Expired - Lifetime
Application number
CN97125490A
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English (en)
Chinese (zh)
Other versions
CN1191226A (zh
Inventor
宫地裕之
平郡元一
福井勇一
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.)
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Publication date
Application filed by Polyplastics Co Ltd filed Critical Polyplastics Co Ltd
Publication of CN1191226A publication Critical patent/CN1191226A/zh
Application granted granted Critical
Publication of CN1105126C publication Critical patent/CN1105126C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G2/30—Chemical modification by after-treatment
    • 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
    • C08G2/28—Post-polymerisation treatments

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)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Polyamides (AREA)
CN97125490A 1996-12-13 1997-12-12 制备稳定的甲醛共聚物的方法 Expired - Lifetime CN1105126C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP333737/96 1996-12-13
JP333737/1996 1996-12-13
JP33373796A JP3210872B2 (ja) 1996-12-13 1996-12-13 安定化オキシメチレン共重合体の製造方法

Publications (2)

Publication Number Publication Date
CN1191226A CN1191226A (zh) 1998-08-26
CN1105126C true CN1105126C (zh) 2003-04-09

Family

ID=18269398

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97125490A Expired - Lifetime CN1105126C (zh) 1996-12-13 1997-12-12 制备稳定的甲醛共聚物的方法

Country Status (8)

Country Link
JP (1) JP3210872B2 (th)
KR (1) KR100542901B1 (th)
CN (1) CN1105126C (th)
AU (1) AU738001B2 (th)
MY (1) MY116970A (th)
SG (1) SG67417A1 (th)
TH (1) TH29900A (th)
TW (1) TW438841B (th)

Families Citing this family (3)

* 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
KR101795125B1 (ko) * 2012-05-14 2017-11-07 미츠비시 가스 가가쿠 가부시키가이샤 옥시메틸렌 공중합체의 제조 방법
CN103063665B (zh) * 2012-12-26 2015-04-29 中国海洋石油总公司 一种甲醛共聚催化剂中三氟化硼含量的测定方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51125A (en) * 1974-06-19 1976-01-05 Meisei Kogyo Kk Kenchikuyohekitaino kyojiunpantachiokoshiki
JPS517547A (ja) * 1974-07-09 1976-01-21 Mitsubishi Electric Corp Koshuhakanetsusochi
JPS57537A (en) * 1980-06-02 1982-01-05 Toshiba Corp Balance working method for rotatable body
JPS59249A (ja) * 1982-06-25 1984-01-05 Nec Corp 環状通信網の障害検出方式
JPH1031028A (ja) * 1996-07-15 1998-02-03 Mitsubishi Electric Corp 電子部品の密閉組立体およびその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4692290A (en) * 1985-11-12 1987-09-08 Celanese Corporation Process for devolatilizing molten oxymethylene polymer
JPH0772220B2 (ja) * 1986-11-17 1995-08-02 三菱瓦斯化学株式会社 オキシメチレン共重合体の安定化方法
JP3230554B2 (ja) * 1994-02-23 2001-11-19 旭化成株式会社 色調と熱安定性に優れたポリオキシメチレンの製法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51125A (en) * 1974-06-19 1976-01-05 Meisei Kogyo Kk Kenchikuyohekitaino kyojiunpantachiokoshiki
JPS517547A (ja) * 1974-07-09 1976-01-21 Mitsubishi Electric Corp Koshuhakanetsusochi
JPS57537A (en) * 1980-06-02 1982-01-05 Toshiba Corp Balance working method for rotatable body
JPS59249A (ja) * 1982-06-25 1984-01-05 Nec Corp 環状通信網の障害検出方式
JPH1031028A (ja) * 1996-07-15 1998-02-03 Mitsubishi Electric Corp 電子部品の密閉組立体およびその製造方法

Also Published As

Publication number Publication date
TH29900A (th) 1998-09-04
AU738001B2 (en) 2001-09-06
MY116970A (en) 2004-04-30
KR100542901B1 (ko) 2006-08-30
SG67417A1 (en) 1999-09-21
CN1191226A (zh) 1998-08-26
AU3745097A (en) 1998-06-18
JP3210872B2 (ja) 2001-09-25
JPH10168144A (ja) 1998-06-23
TW438841B (en) 2001-06-07
KR19980064083A (ko) 1998-10-07

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Granted publication date: 20030409