BR8806775A - Processo para a preparacao de polimero ou copolimero de acetal - Google Patents
Processo para a preparacao de polimero ou copolimero de acetalInfo
- Publication number
- BR8806775A BR8806775A BR888806775A BR8806775A BR8806775A BR 8806775 A BR8806775 A BR 8806775A BR 888806775 A BR888806775 A BR 888806775A BR 8806775 A BR8806775 A BR 8806775A BR 8806775 A BR8806775 A BR 8806775A
- Authority
- BR
- Brazil
- Prior art keywords
- acetal polymer
- copolymer
- preparation
- catalyst
- polymerication
- Prior art date
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
-
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62329240A JPH0737504B2 (ja) | 1987-12-25 | 1987-12-25 | アセタール重合体又は共重合体の製造法 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8806775A true BR8806775A (pt) | 1989-08-29 |
Family
ID=18219217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR888806775A BR8806775A (pt) | 1987-12-25 | 1988-12-21 | Processo para a preparacao de polimero ou copolimero de acetal |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0325052B1 (pt) |
JP (1) | JPH0737504B2 (pt) |
KR (1) | KR930000373B1 (pt) |
CN (1) | CN1017438B (pt) |
AT (1) | ATE113619T1 (pt) |
BR (1) | BR8806775A (pt) |
DE (1) | DE3852019T2 (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014083983A1 (ja) * | 2012-11-27 | 2014-06-05 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4233308A1 (de) * | 1992-10-03 | 1994-04-07 | Hoechst Ag | Polyacetal-Formmassen mit hoher Schlagzähigkeit, Verfahren zu ihrer Herstellung und ihre Verwendung |
EP0675146B1 (en) * | 1993-07-29 | 2000-05-31 | Nippon Shokubai Co., Ltd. | High-molecular-weight polydioxolane and process for producing the same |
DE4327245A1 (de) * | 1993-08-13 | 1995-02-16 | Hoechst Ag | Verfahren zur Herstellung von Polyacetalen |
DE4431575A1 (de) | 1994-09-05 | 1996-03-07 | Hoechst Ag | Verfahren zur Herstellung von Polyacetalcopolymeren |
CN1092675C (zh) * | 1995-07-13 | 2002-10-16 | 汎塑料株式会社 | 聚甲醛共聚物制造方法 |
JP3037612B2 (ja) * | 1996-04-12 | 2000-04-24 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
JP4605904B2 (ja) * | 1998-09-24 | 2011-01-05 | 旭化成ケミカルズ株式会社 | ポリオキシメチレンコポリマーおよびその組成物 |
US6433128B2 (en) * | 2000-05-22 | 2002-08-13 | Mitsubishi Gas Chemical Co, Inc. | Process for producing oxymethylene copolymer |
DE102005012482A1 (de) * | 2005-03-16 | 2006-09-21 | Basf Ag | Verfahren zur Herstellung von Polyoxymethylenen |
CN100463719C (zh) * | 2007-08-31 | 2009-02-25 | 聊城大学 | 活性炭负载的磷钼钨杂多酸银盐催化剂及其制备方法与应用 |
CN101786008B (zh) * | 2010-02-10 | 2012-10-24 | 东南大学 | 一种缩醛反应用负载型杂多酸催化剂及其制备方法 |
JP5860388B2 (ja) | 2012-11-27 | 2016-02-16 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
JP6022993B2 (ja) * | 2013-04-25 | 2016-11-09 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
JP6282805B2 (ja) * | 2013-04-25 | 2018-02-21 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
JP5829718B2 (ja) | 2014-03-31 | 2015-12-09 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
WO2022264736A1 (ja) * | 2021-06-14 | 2022-12-22 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS543515A (en) * | 1977-06-10 | 1979-01-11 | Canon Inc | Magnetic head |
JPS56118079A (en) * | 1980-02-22 | 1981-09-16 | Asahi Chem Ind Co Ltd | Synthesis of trioxane |
JPS601216A (ja) * | 1983-06-17 | 1985-01-07 | Polyplastics Co | トリオキサンの共重合体製造法 |
JPS601179A (ja) * | 1983-06-17 | 1985-01-07 | Mitsui Petrochem Ind Ltd | トリオキサンの製造方法 |
-
1987
- 1987-12-25 JP JP62329240A patent/JPH0737504B2/ja not_active Expired - Lifetime
-
1988
- 1988-12-21 EP EP88312158A patent/EP0325052B1/en not_active Expired - Lifetime
- 1988-12-21 BR BR888806775A patent/BR8806775A/pt unknown
- 1988-12-21 DE DE3852019T patent/DE3852019T2/de not_active Expired - Lifetime
- 1988-12-21 AT AT88312158T patent/ATE113619T1/de not_active IP Right Cessation
- 1988-12-22 KR KR1019880017236A patent/KR930000373B1/ko not_active IP Right Cessation
- 1988-12-24 CN CN88105195A patent/CN1017438B/zh not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014083983A1 (ja) * | 2012-11-27 | 2014-06-05 | ポリプラスチックス株式会社 | ポリアセタール共重合体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0325052A3 (en) | 1990-12-12 |
EP0325052A2 (en) | 1989-07-26 |
JPH0737504B2 (ja) | 1995-04-26 |
KR930000373B1 (ko) | 1993-01-16 |
JPH01170610A (ja) | 1989-07-05 |
DE3852019D1 (de) | 1994-12-08 |
EP0325052B1 (en) | 1994-11-02 |
CN1017438B (zh) | 1992-07-15 |
ATE113619T1 (de) | 1994-11-15 |
KR890010008A (ko) | 1989-08-05 |
CN1034553A (zh) | 1989-08-09 |
DE3852019T2 (de) | 1995-03-09 |
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