JPH07506136A - マレイン酸または無水マレイン酸とビニルアルキルエーテルから成る共重合体を安定化させる方法 - Google Patents
マレイン酸または無水マレイン酸とビニルアルキルエーテルから成る共重合体を安定化させる方法Info
- Publication number
- JPH07506136A JPH07506136A JP5518880A JP51888093A JPH07506136A JP H07506136 A JPH07506136 A JP H07506136A JP 5518880 A JP5518880 A JP 5518880A JP 51888093 A JP51888093 A JP 51888093A JP H07506136 A JPH07506136 A JP H07506136A
- Authority
- JP
- Japan
- Prior art keywords
- copolymer
- acid
- maleic anhydride
- weight
- alkyl ether
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
Abstract
Description
Claims (1)
- 【特許請求の範囲】 マレイン酸または無水マレイン酸とビニルアルキルエーテルから成る共重合体を 、分子量の減少に対して安定化させる方法において、還元剤、tert−ブチル 含有フェノールまたはその混合物を、共重合体の水溶液または有機溶媒中の溶液 に、共重合体に対して0.001から10重量%添加することを特徴とする方法 。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4213972A DE4213972A1 (de) | 1992-04-29 | 1992-04-29 | Verfahren zum stabilisieren von copolymerisaten aus maleinsaeure oder maleinsaeureanhydrid und vinylalkylethern |
DE4213972.4 | 1992-04-29 | ||
PCT/EP1993/000954 WO1993022374A1 (de) | 1992-04-29 | 1993-04-20 | Verfahren zum stabilisieren von vinylether/maleinsäureanhydrid copolymerisaten |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07506136A true JPH07506136A (ja) | 1995-07-06 |
JP3264927B2 JP3264927B2 (ja) | 2002-03-11 |
Family
ID=6457668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51888093A Expired - Fee Related JP3264927B2 (ja) | 1992-04-29 | 1993-04-20 | マレイン酸または無水マレイン酸とビニルアルキルエーテルから成る共重合体を安定化させる方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6008274A (ja) |
EP (1) | EP0638105B1 (ja) |
JP (1) | JP3264927B2 (ja) |
CA (1) | CA2134330A1 (ja) |
DE (2) | DE4213972A1 (ja) |
ES (1) | ES2096294T3 (ja) |
WO (1) | WO1993022374A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19637154B4 (de) * | 1995-09-13 | 2005-12-15 | Isp Investments Inc., Wilmington | Verfahren zur stabilisierung einer wässrigen Lösung von C1-C5-Alkylvinylether-Maleinsäure-Copolymeren |
US6184325B1 (en) * | 1999-03-16 | 2001-02-06 | Isp Investments Inc. | Solvent-free, fine white powders of high molecular weight copolymers of maleic anhydride and a C1-C4 alky vinyl ether without odor or taste |
FR2832630B1 (fr) * | 2001-11-28 | 2005-01-14 | Oreal | Composition cosmetique et/ou dermatologique contenant au moins un actif hydrophile sensible a l'oxydation stabilise par au moins un copolymere de n-vinylimidazole |
EP1374849B1 (fr) * | 2002-06-20 | 2005-11-23 | L'oreal | Utilisation cosmétique et/ou dermatologique d'une composition contenant au moins un actif hydrophile sensible à l'oxydation stabilisé par au moins un copolymère d'anhydride maléique |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE23514E (en) * | 1930-06-26 | 1952-06-24 | Artificial resins and process of | |
US2789099A (en) * | 1953-09-04 | 1957-04-16 | Union Carbide & Carbon Corp | Polymerization of acrylic acid in aqueous solution |
US3531427A (en) * | 1967-03-02 | 1970-09-29 | Gaf Corp | Stabilized aqueous solutions of alkyl vinyl ether - unsaturated polybasic acid copolymers |
JPS608689B2 (ja) * | 1979-08-21 | 1985-03-05 | 日東化学工業株式会社 | アクリルアミド系重合体の製造法 |
US4396734A (en) * | 1981-03-20 | 1983-08-02 | Gaf Corporation | Polymer stabilizers |
DE3444099A1 (de) * | 1984-12-04 | 1986-06-05 | Basf Ag, 6700 Ludwigshafen | Poly(phenylenether) und verfahren zu ihrer herstellung |
US5214089A (en) * | 1991-09-18 | 1993-05-25 | Isp Investments Inc. | Stabilized aqueous solution of a C1 -C5 alkyl vinyl ether and maleic acid copolymer |
-
1992
- 1992-04-29 DE DE4213972A patent/DE4213972A1/de not_active Withdrawn
-
1993
- 1993-04-20 CA CA002134330A patent/CA2134330A1/en not_active Abandoned
- 1993-04-20 JP JP51888093A patent/JP3264927B2/ja not_active Expired - Fee Related
- 1993-04-20 DE DE59305271T patent/DE59305271D1/de not_active Expired - Lifetime
- 1993-04-20 ES ES93911767T patent/ES2096294T3/es not_active Expired - Lifetime
- 1993-04-20 US US08/307,786 patent/US6008274A/en not_active Expired - Lifetime
- 1993-04-20 EP EP93911767A patent/EP0638105B1/de not_active Expired - Lifetime
- 1993-04-20 WO PCT/EP1993/000954 patent/WO1993022374A1/de active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6008274A (en) | 1999-12-28 |
WO1993022374A1 (de) | 1993-11-11 |
JP3264927B2 (ja) | 2002-03-11 |
DE59305271D1 (de) | 1997-03-06 |
EP0638105A1 (de) | 1995-02-15 |
CA2134330A1 (en) | 1993-10-30 |
ES2096294T3 (es) | 1997-03-01 |
EP0638105B1 (de) | 1997-01-22 |
DE4213972A1 (de) | 1993-11-04 |
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