AR070953A1 - Proceso para estabilizar monomeros con insaturaciones olefinicas y una composicion que contiene dicho monomero - Google Patents
Proceso para estabilizar monomeros con insaturaciones olefinicas y una composicion que contiene dicho monomeroInfo
- Publication number
- AR070953A1 AR070953A1 ARP080104775A ARP080104775A AR070953A1 AR 070953 A1 AR070953 A1 AR 070953A1 AR P080104775 A ARP080104775 A AR P080104775A AR P080104775 A ARP080104775 A AR P080104775A AR 070953 A1 AR070953 A1 AR 070953A1
- Authority
- AR
- Argentina
- Prior art keywords
- carbon atoms
- composition containing
- monomer
- case
- inhibitor
- Prior art date
Links
- 239000000178 monomer Substances 0.000 title abstract 7
- 239000000203 mixture Substances 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 3
- 125000004432 carbon atom Chemical group C* 0.000 abstract 6
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 125000003118 aryl group Chemical group 0.000 abstract 3
- 239000003112 inhibitor Substances 0.000 abstract 3
- 125000001931 aliphatic group Chemical group 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- 150000002170 ethers Chemical class 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 2
- 239000001257 hydrogen Substances 0.000 abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
- 238000006116 polymerization reaction Methods 0.000 abstract 2
- 229920006395 saturated elastomer Polymers 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 125000001424 substituent group Chemical group 0.000 abstract 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- -1 alkyl acetates Chemical class 0.000 abstract 1
- 125000004429 atom Chemical group 0.000 abstract 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052794 bromium Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical group 0.000 abstract 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B63/00—Purification; Separation; Stabilisation; Use of additives
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B63/00—Purification; Separation; Stabilisation; Use of additives
- C07B63/04—Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
- C07C49/603—Unsaturated compounds containing a keto groups being part of a ring of a six-membered ring, e.g. quinone methides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Polymerisation Methods In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Reivindicacion 1: Un proceso para estabilizar monomeros con insaturaciones olefínicas, caracterizado porque comprende agregar una composicion que contiene un retardante (AB) que comprende un solvente (A) seleccionado entre hidrocarburos, éteres o ésteres saturados o insaturados, ramificados y/o no ramificados, de anillo cerrado y/o cadena abierta, alifáticos o aromáticos, cada uno de los cuales tiene entre 4 y 20 átomos de carbono, o metanol, y al menos un retardante (B) de la estructura (2) donde: X = halogeno, -O-R3 o -S-R3, R1, R2 y R3 = hidrogeno, un grupo alquilo, cicloalquilo o arilo que en cada caso tiene entre 1 y 15 átomos de carbono, donde los sustituyentes de los tipos R1, R2 y R3 son iguales o diferentes, y están sustituidos o insustituidos, a un monomero con insaturaciones olefínicas o una mezcla de monomeros que comprende al menos un monomero con insaturaciones olefínicas. Reivindicacion 8: Un proceso de acuerdo con al menos una de las reivindicaciones 1 a 7, caracterizado porque, además de la composicion que contiene un retardante (AB), al monomero o la mezcla de monomeros se le agrega una composicion que contiene un inhibidor de la polimerizacion (CD), donde dicho inhibidor comprende un solvente (C) seleccionado entre hidrocarburos saturados o insaturados, ramificados y/o no ramificados, de anillo cerrado y/o cadena abierta, alifáticos o aromáticos, que tienen entre 4 y 20 átomos de carbono, o alcoholes o éteres que en cada caso tienen entre 2 y 20 átomos de carbono, o acetatos de alquilo, donde el grupo alquilo de este éster tiene igualmente entre 2 y 20 átomos de carbono, o agua, y al menos un inhibidor de la polimerizacion (D) de la estructura (4) donde: R5, R6, R7 y R8 = un grupo alquilo que en cada caso tiene entre 1 y 4 átomos de carbono, Z = >CR9R10, >C=O, >CH-OH, >CH-NR9R10, >CH-Hal, >CH-OR9, >CH-COOR9, >CH-O-CO-NHR9, restos de formulas (2) y (3), R9, R10 = hidrogeno, un grupo alquilo que en cada caso tiene entre 1 y 6 átomos de carbono, Hal = fluor, cloro, bromo o iodo, m = entre 1 y 4, donde los sustituyentes de los tipos R5, R6, R7, R8, R9 y R10 son iguales o diferentes, y están sustituidos o insustituidos.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007052891A DE102007052891A1 (de) | 2007-11-02 | 2007-11-02 | Verfahren zur Stabilisierung von olefinisch ungesättigten Monomeren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR070953A1 true AR070953A1 (es) | 2010-05-19 |
Family
ID=40298701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP080104775A AR070953A1 (es) | 2007-11-02 | 2008-10-31 | Proceso para estabilizar monomeros con insaturaciones olefinicas y una composicion que contiene dicho monomero |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US8128804B2 (es) |
| EP (1) | EP2055691B1 (es) |
| JP (1) | JP5424613B2 (es) |
| KR (1) | KR101616126B1 (es) |
| CN (1) | CN101423449B (es) |
| AR (1) | AR070953A1 (es) |
| BR (1) | BRPI0804630A2 (es) |
| CA (1) | CA2642560A1 (es) |
| DE (1) | DE102007052891A1 (es) |
| ES (1) | ES2603577T3 (es) |
| MX (1) | MX2008013901A (es) |
| MY (1) | MY150505A (es) |
| PL (1) | PL2055691T3 (es) |
| RU (1) | RU2484099C2 (es) |
| SG (1) | SG152126A1 (es) |
| SI (1) | SI2055691T1 (es) |
| TW (1) | TWI485123B (es) |
| ZA (1) | ZA200809268B (es) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009002514A1 (de) * | 2009-04-21 | 2010-10-28 | Evonik Degussa Gmbh | Verfahren zur Herstellung von substituierten 1,4-Chinonmethiden |
| US8298440B2 (en) * | 2010-06-03 | 2012-10-30 | General Electric Company | Methods and compositions for inhibiting vinyl aromatic monomer polymerization |
| GB2490522A (en) * | 2011-05-04 | 2012-11-07 | T Baden Hardstaff Ltd | Exhaust system for a dual fuel engine |
| US8884038B2 (en) * | 2011-06-13 | 2014-11-11 | Nalco Company | Synthesis of 7-acetyleno quinone methide derivatives and their application as vinylic polymerization retarders |
| US9090526B2 (en) * | 2011-06-13 | 2015-07-28 | Nalco Company | Synergistic combination for inhibiting polymerization of vinyl monomers |
| CN102516005A (zh) * | 2011-11-21 | 2012-06-27 | 上海泰顿化工有限公司 | 一种硝酰基化合物组合及用途 |
| WO2013102930A1 (en) * | 2011-12-26 | 2013-07-11 | Dorf Ketal Chemicals (India) Private Limited | Improved amine based additive composition for control and inhibition of polymerization of aromatic vinyl monomers, and method of use thereof |
| US8901362B2 (en) * | 2012-02-02 | 2014-12-02 | General Electric Company | Methods and compositions for styrene inhibition via in situ generation of quinone methides |
| US20150080501A1 (en) * | 2012-04-20 | 2015-03-19 | Hilti Aktiengesellschaft | Combination of a Stable Nitroxyl Radical and a Quinone Methide as Stabiliser for Reaction Resin Mortars Based on Radically Curable Compounds |
| US9611336B2 (en) | 2012-10-25 | 2017-04-04 | Baker Hughes Incorporated | Quinone compounds for inhibiting monomer polymerization |
| US9944577B2 (en) | 2012-10-25 | 2018-04-17 | Baker Hughes, A Ge Company, Llc | Hydroquinone compounds for inhibiting monomer polymerization |
| WO2014130008A1 (en) * | 2013-02-19 | 2014-08-28 | General Electric Company | Use of aliphatic nitroso compounds as inhibitors of radical polymerization of activated vinyl monomers |
| DE102013204950A1 (de) | 2013-03-20 | 2014-09-25 | Evonik Industries Ag | Verfahren und Zusammensetzung zur Inhibierung der Polymerisation von Cyclopentadienverbindungen |
| IN2013MU01165A (es) * | 2013-03-26 | 2015-04-24 | Dorf Ketal Chemicals India Private Ltd | |
| EP2993164B1 (de) | 2014-09-08 | 2017-02-15 | Evonik Degussa GmbH | Phenolische (Thio)Acetale als Inhibitoren der Polymerisation von olefinisch ungesättigten Monomeren |
| TWI669317B (zh) | 2014-09-22 | 2019-08-21 | 德商贏創德固賽有限責任公司 | 反應性單體的改良製造方法 |
| CN113773198B (zh) * | 2015-04-09 | 2024-07-16 | 大金工业株式会社 | 含有丙烯酸衍生物的组合物和丙烯酸衍生物的稳定化方法 |
| CN107473923A (zh) * | 2016-06-07 | 2017-12-15 | 中国石油化工股份有限公司 | 用于苯乙烯精馏的阻聚剂及其制备工艺 |
| CN107473950B (zh) * | 2017-08-28 | 2019-02-15 | 北京博诺安科科技有限公司 | 4-芳香基亚甲基-2,6-二(三氟甲基)-2,5-环己二烯-1-酮及制备与应用 |
| CN109232159A (zh) * | 2018-09-19 | 2019-01-18 | 山东玉皇化工有限公司 | 一种用于萃取精馏制备异戊二烯的阻聚剂 |
| CN112645789A (zh) * | 2020-12-26 | 2021-04-13 | 中海油天津化工研究设计院有限公司 | 一种用于苯乙烯精馏的复配阻聚剂及其制备方法 |
| EP4036074A1 (en) | 2021-01-27 | 2022-08-03 | Evonik Operations GmbH | Method for suppressing the polymerization of unsaturated aromatic monomers |
| WO2024190862A1 (ja) * | 2023-03-16 | 2024-09-19 | デンカ株式会社 | 硬化性組成物、及びその硬化体 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3061586A (en) * | 1959-12-30 | 1962-10-30 | Universal Oil Prod Co | Stabilization of rubber |
| US3530193A (en) * | 1968-07-01 | 1970-09-22 | Exxon Research Engineering Co | Chlorocyclohexadienones as metal scavengers |
| SU504787A1 (ru) * | 1974-05-17 | 1976-02-28 | Стерлитамакский Опытно-Промышленный Завод По Производству Изопренового Каучука | Способ ингибировани полимеризации винилпиридина |
| US4003800A (en) | 1976-01-02 | 1977-01-18 | Gulf Research & Development Company | Styrene purification process |
| US4040911A (en) | 1976-01-02 | 1977-08-09 | Gulf Research & Development Company | Process for inhibiting the polymerization of styrene |
| US4654451A (en) * | 1985-12-27 | 1987-03-31 | Atlantic Richfield Company | Inhibiting polymerization of vinyl aromatic monomers |
| JP3507124B2 (ja) * | 1993-05-26 | 2004-03-15 | 塩野義製薬株式会社 | ベンジリデン誘導体の製造法 |
| US5583247A (en) | 1995-04-14 | 1996-12-10 | Ciba-Geigy Corporation | 7-substituted quinone methides as inhibitors for unsaturated monomers |
| US5616774A (en) | 1995-04-14 | 1997-04-01 | Ciba-Geigy Corporation | Inhibition of unsaturated monomers with 7-aryl quinone methides |
| AT406772B (de) | 1998-03-23 | 2000-08-25 | Biochemie Gmbh | Antibakterielle 7-acylamino-3-iminomethyl- cephalosporine und verfahren zu deren herstellung |
| ES2292487T3 (es) | 1999-12-03 | 2008-03-16 | Chemtura Corporation | Composicion y metodo para inhibir la polimerizacion y el crecimiento polimerico. |
| KR100812038B1 (ko) | 2000-10-16 | 2008-03-10 | 유니로얄 캐미칼 캄파니, 인크. | 중합 억제제로서 퀴논 알키드와 니트록실 화합물의 블렌드물 |
| US6685823B2 (en) * | 2000-10-16 | 2004-02-03 | Uniroyal Chemical Company, Inc. | C-nitrosoaniline compounds and their blends as polymerization inhibitors |
| US6960279B2 (en) | 2002-05-06 | 2005-11-01 | Fina Technology, Inc. | Method for stabilizing vinyl aromatic monomers using selected polymerization inhibitors and polymers prepared therewith |
| US20040034247A1 (en) | 2002-08-16 | 2004-02-19 | Sherif Eldin | Compositions and methods for inhibiting vinyl aromatic monomer polymerization |
| EP1604965A4 (en) * | 2003-03-17 | 2010-01-06 | Hakuto Kk | POLYMERIZATION INHIBITOR FOR AROMATIC VINYL COMPOUNDS AND METHOD FOR INHIBITING THE POLYMERIZATION OF THE COMPOUNDS |
| US7128826B2 (en) | 2003-07-31 | 2006-10-31 | General Electric Company | Polymerization inhibitor for styrene dehydrogenation units |
| US7046647B2 (en) * | 2004-01-22 | 2006-05-16 | Toshiba America Research, Inc. | Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoff |
| DE102004023640A1 (de) | 2004-05-10 | 2005-12-08 | Degussa Ag | Verfahren zur Herstellung von 4-substituierten 2,2,6,6-Tetramethyl-piperidin-N-oxy- und 2,2,6,6-Tetramethyl-piperidin-N-hydroxy-verbindungen |
| US7030279B1 (en) | 2004-12-23 | 2006-04-18 | Degussa Ag | Process for transition metal free catalytic aerobic oxidation of alcohols under mild conditions using stable free nitroxyl radicals |
| US7553896B2 (en) * | 2005-06-17 | 2009-06-30 | Chemtura Corporation | Ortho-nitrosophenols as polymerization inhibitors |
| DE102006010347A1 (de) | 2006-03-03 | 2007-09-06 | Degussa Gmbh | Polymerisationsinhibitor zur Stabilisierung von olefinisch ungesättigten Monomeren |
| DE102009002514A1 (de) | 2009-04-21 | 2010-10-28 | Evonik Degussa Gmbh | Verfahren zur Herstellung von substituierten 1,4-Chinonmethiden |
-
2007
- 2007-11-02 DE DE102007052891A patent/DE102007052891A1/de not_active Withdrawn
-
2008
- 2008-09-08 SG SG200806539-3A patent/SG152126A1/en unknown
- 2008-09-25 PL PL08165122T patent/PL2055691T3/pl unknown
- 2008-09-25 ES ES08165122.6T patent/ES2603577T3/es active Active
- 2008-09-25 SI SI200831711A patent/SI2055691T1/sl unknown
- 2008-09-25 EP EP08165122.6A patent/EP2055691B1/de not_active Not-in-force
- 2008-10-27 TW TW097141190A patent/TWI485123B/zh not_active IP Right Cessation
- 2008-10-29 ZA ZA200809268A patent/ZA200809268B/en unknown
- 2008-10-30 MX MX2008013901A patent/MX2008013901A/es active IP Right Grant
- 2008-10-31 KR KR1020080107720A patent/KR101616126B1/ko not_active Expired - Fee Related
- 2008-10-31 CN CN200810173945.8A patent/CN101423449B/zh not_active Expired - Fee Related
- 2008-10-31 BR BRPI0804630-1A patent/BRPI0804630A2/pt not_active Application Discontinuation
- 2008-10-31 RU RU2008143188/04A patent/RU2484099C2/ru not_active IP Right Cessation
- 2008-10-31 US US12/262,875 patent/US8128804B2/en not_active Expired - Fee Related
- 2008-10-31 AR ARP080104775A patent/AR070953A1/es unknown
- 2008-10-31 MY MYPI20084348 patent/MY150505A/en unknown
- 2008-10-31 CA CA002642560A patent/CA2642560A1/en not_active Abandoned
- 2008-11-04 JP JP2008282899A patent/JP5424613B2/ja not_active Expired - Fee Related
-
2012
- 2012-01-03 US US13/342,661 patent/US8809431B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TW200936534A (en) | 2009-09-01 |
| CN101423449A (zh) | 2009-05-06 |
| EP2055691A1 (de) | 2009-05-06 |
| BRPI0804630A2 (pt) | 2009-06-30 |
| KR20090045871A (ko) | 2009-05-08 |
| JP5424613B2 (ja) | 2014-02-26 |
| ES2603577T3 (es) | 2017-02-28 |
| CN101423449B (zh) | 2014-06-25 |
| DE102007052891A1 (de) | 2009-05-07 |
| JP2009114186A (ja) | 2009-05-28 |
| US8809431B2 (en) | 2014-08-19 |
| MX2008013901A (es) | 2009-05-19 |
| ZA200809268B (en) | 2009-11-25 |
| PL2055691T3 (pl) | 2017-03-31 |
| US8128804B2 (en) | 2012-03-06 |
| KR101616126B1 (ko) | 2016-04-27 |
| RU2484099C2 (ru) | 2013-06-10 |
| SG152126A1 (en) | 2009-05-29 |
| SI2055691T1 (sl) | 2016-12-30 |
| US20120101295A1 (en) | 2012-04-26 |
| EP2055691B1 (de) | 2016-08-31 |
| CA2642560A1 (en) | 2009-05-02 |
| TWI485123B (zh) | 2015-05-21 |
| RU2008143188A (ru) | 2010-05-10 |
| US20090114878A1 (en) | 2009-05-07 |
| MY150505A (en) | 2014-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR070953A1 (es) | Proceso para estabilizar monomeros con insaturaciones olefinicas y una composicion que contiene dicho monomero | |
| AR095078A1 (es) | Método para potenciar propiedades de formación de espuma en composiciones de limpieza a través del uso de polímeros anfifílicos, no iónicos y dichas composiciones | |
| ES2500068T3 (es) | Inhibidores heterocíclicos de MEK y métodos de uso de los mismos | |
| AR106963A2 (es) | Compuestos de isoindolina y composiciones farmacéuticas de los mismos | |
| AR029773A1 (es) | Un metodo para inhibir la polimerizacion prematura de monomeros etilenicamente insaturados y una composicion de un monomero etilenicamente insaturado preparada con el mismo | |
| CO6180506A2 (es) | Inhibidores de la proteasa ns3 del hcv | |
| AR064730A1 (es) | Derivados de 2,4-dianilinopirimidinas, su preparacion, composiciones farmaceuticas y usos como inhibidores de ikk | |
| AR050966A1 (es) | Derivados de bencimidazol utiles como moduladores selectivos de receptores de androgenos (sarms) | |
| AR063015A1 (es) | Derivados de quinazolinona 5-sustituida y composiciones que los comprenden y metodos para utilizarlos en el tratamiento del cancer | |
| ES2663948T3 (es) | Moduladores de TGR5 y método de uso de los mismos | |
| AR084848A1 (es) | Proceso para la purificacion de 6,6’-(3,3’-di-tert-butil-5,5’-dimetoxi-1,1’-bifenil-2,2’-diil)bis(oxi)]bis(dibenzo[d,f][1,3,2]dioxafosfepina) (biphephos) | |
| ES2259113T3 (es) | Inhibidores del factor xa y de otras serinproteasas implicadas en la cascada de coagulacion. | |
| ES2183548T3 (es) | Dihidropirimidinas. | |
| AR089848A2 (es) | Un compuesto biciclico, composicion farmaceutica y metodo para estabilizarlo | |
| ECSP10010725A (es) | Inhibidores de ciclopropil-polimerasa | |
| ES2570137T3 (es) | Composición de agente antiadherente | |
| AR062405A1 (es) | Derivados de isoindol | |
| JP2013166931A5 (es) | ||
| BRPI0815610A2 (pt) | Compostos de alcoxipoliéster, composições e métodos para uso dos mesmos | |
| ME02370B (me) | Halogenovani derivati benzamida | |
| ES2321307T8 (es) | Uso de derivados de 4-ciano-naftaleno-1,8-dicarboximida y compuestos relacionados para proteger material orgánico de los efectos dañinos de la luz. | |
| AR025296A1 (es) | MÉTODO PARA INHIBIR LA POLIMERIZACIoN PREMATURA DE MONoMEROS VINIL AROMÁTICOS Y COMPOSICIoN DE MONoMEROS VINIL AROMÁTICOS Y DEL INHIBIDOR. | |
| ES2663124T3 (es) | Compuestos tricíclicos de piperidina | |
| AR108952A1 (es) | Método para modificar las propiedades de cristalización de una composición de poliolefina y composición modificada | |
| CO6220909A2 (es) | Moduladores de cannabinoides hexahidro-cicloheptapirazol |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB | Suspension of granting procedure |