DE19811602A1 - Polymerisationsinhibitor-Verfahren - Google Patents
Polymerisationsinhibitor-VerfahrenInfo
- Publication number
- DE19811602A1 DE19811602A1 DE19811602A DE19811602A DE19811602A1 DE 19811602 A1 DE19811602 A1 DE 19811602A1 DE 19811602 A DE19811602 A DE 19811602A DE 19811602 A DE19811602 A DE 19811602A DE 19811602 A1 DE19811602 A1 DE 19811602A1
- Authority
- DE
- Germany
- Prior art keywords
- oxyl
- tetramethylpiperidin
- bis
- styrene
- ethylbenzene
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
- C07C15/42—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic
- C07C15/44—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic the hydrocarbon substituent containing a carbon-to-carbon double bond
- C07C15/46—Styrene; Ring-alkylated styrenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
- C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
- C07C5/333—Catalytic processes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/20—Use of additives, e.g. for stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82128197A | 1997-03-20 | 1997-03-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19811602A1 true DE19811602A1 (de) | 1998-11-12 |
Family
ID=25233001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19811602A Withdrawn DE19811602A1 (de) | 1997-03-20 | 1998-03-17 | Polymerisationsinhibitor-Verfahren |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPH10330297A (fr) |
KR (1) | KR19980080447A (fr) |
BE (1) | BE1011649A5 (fr) |
BR (1) | BR9800931A (fr) |
CA (1) | CA2232502A1 (fr) |
CZ (1) | CZ83398A3 (fr) |
DE (1) | DE19811602A1 (fr) |
ES (1) | ES2142274B1 (fr) |
FR (1) | FR2761060B1 (fr) |
ID (1) | ID20069A (fr) |
IT (1) | IT1298751B1 (fr) |
NL (1) | NL1008644C2 (fr) |
SK (1) | SK36398A3 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000036052A1 (fr) * | 1998-12-17 | 2000-06-22 | Nalco/Exxon Energy Chemicals, L.P. | Utilisation de melanges cynergiques contenant des stabiliseurs nitroxides pour inhiber la polymerisation de monomeres aromatiques vinyliques |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6300533B1 (en) | 1999-08-16 | 2001-10-09 | Uniroyal Chemical Company, Inc. | Inhibition of polymerization of ethylenically unsaturated monomers |
EP1233937B1 (fr) | 1999-12-02 | 2005-10-26 | Crompton Corporation | Inhibition de polymerisation de monomeres insatures |
AR029410A1 (es) | 1999-12-02 | 2003-06-25 | Crompton Corp | Metodo para inhibir la polimerizacion prematura de monomeros etilenicamente insaturados y composiciones de los mismos |
KR100763663B1 (ko) | 1999-12-03 | 2007-10-04 | 유니로얄 캐미칼 캄파니, 인크. | 중합 및 폴리머 성장을 억제하기 위한 조성물 및 방법 |
US6403850B1 (en) | 2000-01-18 | 2002-06-11 | Uniroyal Chemical Company, Inc. | Inhibition of polymerization of unsaturated monomers |
US6344560B1 (en) | 2000-05-03 | 2002-02-05 | Uniroyal Chemical Company, Inc. | Nitroaromatic solubilizer for nitroxyls in aromatic solvents |
WO2002033026A1 (fr) | 2000-10-16 | 2002-04-25 | Uniroyal Chemical Company, Inc. | Melanges de composes alkide quinone et nitroxyle utilises en tant qu'inhibiteurs de polymerisation |
US6685823B2 (en) | 2000-10-16 | 2004-02-03 | Uniroyal Chemical Company, Inc. | C-nitrosoaniline compounds and their blends as polymerization inhibitors |
US6689926B2 (en) * | 2002-02-12 | 2004-02-10 | Fina Technology, Inc. | Process for purifying styrene monomer feedstock prior to polymerization |
JP2006016350A (ja) * | 2004-07-02 | 2006-01-19 | Hakuto Co Ltd | スチレン製造における汚れ防止方法 |
US7553896B2 (en) | 2005-06-17 | 2009-06-30 | Chemtura Corporation | Ortho-nitrosophenols as polymerization inhibitors |
CN107074990B (zh) | 2014-10-14 | 2019-08-23 | 艺康美国股份有限公司 | 减少丙烯酸酯/盐/甲基丙烯酸酯/盐过程中聚合物的结垢和团聚 |
JP6730303B2 (ja) | 2015-03-18 | 2020-07-29 | エコラブ ユーエスエイ インク | ビニルモノマーの重合を阻害するための安定した親油性ヒドロキシルアミン化合物の使用 |
US9957209B2 (en) | 2015-03-31 | 2018-05-01 | Ecolab Usa Inc. | Use of quinone methides as antipolymerants for vinylic monomers |
BR112017022431B1 (pt) | 2015-04-20 | 2023-03-28 | Ecolab Usa Inc | Método para inibir polimerização durante refino, transporte ou armazenamento de uma corrente de hidrocarboneto |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL40059A (en) * | 1971-08-11 | 1975-02-10 | Universal Oil Prod Co | Fractional distillation of polymerizable compounds |
US4670131A (en) * | 1986-01-13 | 1987-06-02 | Exxon Chemical Patents Inc. | Method for controlling fouling of hydrocarbon compositions containing olefinic compounds |
US5254760A (en) * | 1992-07-29 | 1993-10-19 | Ciba-Geigy Corporation | Inhibiting polymerization of vinyl aromatic monomers |
ES2126185T3 (es) * | 1994-08-19 | 1999-03-16 | Huels Chemische Werke Ag | Inhibicion de la polimerizacion del estireno. |
US5545786C1 (en) * | 1994-11-28 | 2001-10-16 | Ciba Geigy Corp | Method for inhibiting premature polymerization of vinyl aromatic monomers |
JP4392807B2 (ja) * | 1995-06-07 | 2010-01-06 | フイナ・テクノロジー・インコーポレーテツド | 重合抑制剤方法 |
WO1998002403A1 (fr) * | 1996-07-15 | 1998-01-22 | Betzdearborn Inc. | Procede d'inhibition de la polymerisation de monomeres aromatiques vinyliques dans des systemes de condensation et de compression |
-
1998
- 1998-03-17 ID IDP980385A patent/ID20069A/id unknown
- 1998-03-17 DE DE19811602A patent/DE19811602A1/de not_active Withdrawn
- 1998-03-18 IT IT98MI000548A patent/IT1298751B1/it active IP Right Grant
- 1998-03-18 BE BE9800215A patent/BE1011649A5/fr not_active IP Right Cessation
- 1998-03-18 CZ CZ98833A patent/CZ83398A3/cs unknown
- 1998-03-18 CA CA002232502A patent/CA2232502A1/fr not_active Abandoned
- 1998-03-18 SK SK363-98A patent/SK36398A3/sk unknown
- 1998-03-19 NL NL1008644A patent/NL1008644C2/nl not_active IP Right Cessation
- 1998-03-19 FR FR9803351A patent/FR2761060B1/fr not_active Expired - Fee Related
- 1998-03-19 KR KR1019980009415A patent/KR19980080447A/ko not_active Application Discontinuation
- 1998-03-19 BR BR9800931-1A patent/BR9800931A/pt not_active Application Discontinuation
- 1998-03-19 JP JP10090923A patent/JPH10330297A/ja active Pending
- 1998-03-20 ES ES009800596A patent/ES2142274B1/es not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000036052A1 (fr) * | 1998-12-17 | 2000-06-22 | Nalco/Exxon Energy Chemicals, L.P. | Utilisation de melanges cynergiques contenant des stabiliseurs nitroxides pour inhiber la polymerisation de monomeres aromatiques vinyliques |
Also Published As
Publication number | Publication date |
---|---|
NL1008644C2 (nl) | 1998-12-15 |
SK36398A3 (en) | 2000-02-14 |
ES2142274A1 (es) | 2000-04-01 |
CZ83398A3 (cs) | 1998-10-14 |
ES2142274B1 (es) | 2001-01-01 |
CA2232502A1 (fr) | 1998-09-20 |
ID20069A (id) | 1998-09-24 |
BE1011649A5 (fr) | 1999-11-09 |
BR9800931A (pt) | 2000-04-04 |
ITMI980548A1 (it) | 1999-09-18 |
IT1298751B1 (it) | 2000-02-02 |
FR2761060B1 (fr) | 1999-08-20 |
JPH10330297A (ja) | 1998-12-15 |
NL1008644A1 (nl) | 1998-09-22 |
KR19980080447A (ko) | 1998-11-25 |
FR2761060A1 (fr) | 1998-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8139 | Disposal/non-payment of the annual fee |