MX169510B - Proceso para la preparacion de polimeros olifinicos estables al calor y a la oxidacion - Google Patents
Proceso para la preparacion de polimeros olifinicos estables al calor y a la oxidacionInfo
- Publication number
- MX169510B MX169510B MX016649A MX1664989A MX169510B MX 169510 B MX169510 B MX 169510B MX 016649 A MX016649 A MX 016649A MX 1664989 A MX1664989 A MX 1664989A MX 169510 B MX169510 B MX 169510B
- Authority
- MX
- Mexico
- Prior art keywords
- oxidation
- preparation
- olifinic
- heat
- polymers stable
- Prior art date
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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Hydrogenated Pyridines (AREA)
- Polymerisation Methods In General (AREA)
- Polymerization Catalysts (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
La presente invención se refiere a un proceso para la preparación de polímeros olefínicos estables ante el calor y la oxidación, los cuales se preparan por polimerización en un catalizador sólido obtenido por reacción de un alquilaluminio con un producto sólido que comprende un dihaluro de magnesio en forma activa y un compuesto de titanio; el proceso está caracterizado porque comprende la adición de, cuando menos un compuesto de 2,2,6,6-tetrametilpiperidina como un estabilizador y, cuando menos, un ester de fósforo-III como un coestabilizador, en la zona de la polimerización.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH250188 | 1988-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX169510B true MX169510B (es) | 1993-07-08 |
Family
ID=4235225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX016649A MX169510B (es) | 1988-06-30 | 1989-06-29 | Proceso para la preparacion de polimeros olifinicos estables al calor y a la oxidacion |
Country Status (16)
Country | Link |
---|---|
US (1) | US5045577A (es) |
EP (1) | EP0351360B1 (es) |
JP (1) | JP2781993B2 (es) |
KR (1) | KR0135758B1 (es) |
CN (1) | CN1034337C (es) |
AR (1) | AR243543A1 (es) |
AT (1) | ATE118790T1 (es) |
AU (1) | AU618102B2 (es) |
BR (1) | BR8903193A (es) |
CA (1) | CA1335916C (es) |
CZ (1) | CZ282243B6 (es) |
DD (1) | DD297831A5 (es) |
DE (1) | DE58909021D1 (es) |
ES (1) | ES2068910T3 (es) |
MX (1) | MX169510B (es) |
ZA (1) | ZA894937B (es) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU621630B2 (en) * | 1988-06-30 | 1992-03-19 | Ciba Specialty Chemicals Holding Inc. | Process for the stabilization of polyolefins |
IT1231769B (it) * | 1989-08-02 | 1991-12-21 | Himont Inc | Procedimento per la stabilizzazione di poliolefine e prodotti da esso ottenuti. |
US5223560A (en) * | 1989-08-28 | 1993-06-29 | Ministero Dell'universita' E Della Ricerca Scientifica E Tecnologica | Self-extinguishing polymeric compositions |
US5182349A (en) * | 1990-02-08 | 1993-01-26 | Mitsubishi Petrochemical Company, Ltd. | Ethylene copolymer and method of producing same |
EP0500073B1 (en) * | 1991-02-19 | 1997-05-14 | Mitsubishi Chemical Corporation | Agricultural film |
IT1252205B (it) * | 1991-12-13 | 1995-06-05 | Himont Inc | Processo per la preparazione di poliolefine stabilizzate e prodotti cosi` ottenuti. |
IT1255233B (it) * | 1992-07-17 | 1995-10-20 | Himont Inc | Procedimento per la stabilizzazione di polimeri olefinici |
MY110671A (en) * | 1992-09-17 | 1999-01-30 | Ciba Specialty Chemicals Holding Inc | Process for the preparation of olefin polymers |
CH686519A5 (de) * | 1993-05-24 | 1996-04-15 | Sandoz Ag | Stabilisatoren fuer polymere Materialien. |
EP0710677A3 (de) * | 1994-11-03 | 1998-02-04 | Ciba SC Holding AG | Verfahren zur Herstellung von stabilisierten Olefinpolymeren |
US5942461A (en) * | 1995-11-06 | 1999-08-24 | Minnesota Mining And Manufacturing Company | Polymerizable compositions comprising alpha-olefin hydrocarbon monomers and methods of use therefor |
US6368708B1 (en) | 1996-06-20 | 2002-04-09 | 3M Innovative Properties Company | Polyolefin microspheres |
JPH10147669A (ja) * | 1996-11-18 | 1998-06-02 | Toppan Printing Co Ltd | ポリオレフィン樹脂組成物 |
US6077890A (en) * | 1997-12-04 | 2000-06-20 | Kimberly-Clark Worldwide, Inc. | Stabilizer formulation for thermoplastic polymers |
NL1012219C2 (nl) * | 1998-06-19 | 2000-04-13 | Ciba Sc Holding Ag | Werkwijze voor de polymersitie van overzadigde polyalkylpiperidinen. |
US6482872B2 (en) * | 1999-04-01 | 2002-11-19 | Programmable Materials, Inc. | Process for manufacturing a biodegradable polymeric composition |
CN100419016C (zh) * | 2004-06-23 | 2008-09-17 | 丁宏广 | 抗光老化组合物、包含该组合物的单丝及其制备方法和用途 |
JP4969070B2 (ja) * | 2005-03-11 | 2012-07-04 | 株式会社Adeka | 安定化されたポリマーの製造方法 |
CN101125896B (zh) * | 2006-08-18 | 2010-12-01 | 中国石油化工股份有限公司 | 用于烯烃聚合反应的催化剂组分及其催化剂 |
WO2009147967A1 (ja) * | 2008-06-05 | 2009-12-10 | 株式会社Adeka | アルミニウムフェノキシド化合物及び該化合物を用いた安定化ポリマーの製造方法 |
DE102009023651B4 (de) * | 2009-05-26 | 2021-07-01 | Aesculap Ag | Verfahren zur Herstellung eines mit einem Stabilisator dotierten Polyethylens und Verwendung eines nach diesem Verfahren hergestellten Polyethylens |
EP2578606B2 (en) | 2011-10-04 | 2019-08-28 | Borealis AG | Process for the production of polyolefins wherein an antioxidant is fed to the reaction mixture during the process |
BR112016008951B1 (pt) * | 2013-10-21 | 2021-11-03 | Adeka Corporation | Método para produção de polímero estabilizado |
US9593184B2 (en) | 2014-10-28 | 2017-03-14 | Formosa Plastics Corporation, Usa | Oxalic acid diamides as modifiers for polyolefin catalysts |
CN109810398A (zh) * | 2017-11-21 | 2019-05-28 | 中国石油天然气股份有限公司 | 一种超高分子量等规聚丙烯树脂组合物及其制备方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1393551A (en) * | 1972-04-21 | 1975-05-07 | Ciba Geigy Ag | Piperidine derivatives |
IT1042667B (it) * | 1975-09-18 | 1980-01-30 | Montedison Spa | Catalizzatori per la polimerizzazione di olefine a polimeri in forma seroidale |
IT1098272B (it) * | 1978-08-22 | 1985-09-07 | Montedison Spa | Componenti,di catalizzatori e catalizzatori per la polimerizzazione delle alfa-olefine |
IT1209255B (it) * | 1980-08-13 | 1989-07-16 | Montedison Spa | Catalizzatori per la polimerizzazione di olefine. |
JPS6155103A (ja) * | 1984-08-24 | 1986-03-19 | Ube Ind Ltd | ポリオレフインの製造法 |
US4960593A (en) * | 1985-01-30 | 1990-10-02 | Hilmont Incorporated | Process for preparing thermally stable olefinic polymers |
IT1207491B (it) * | 1985-01-30 | 1989-05-25 | Himont Inc | Procedimento per preparare polimeri olefinici, termicamente stabili. |
EP0214099A3 (de) * | 1985-08-28 | 1988-09-21 | Ciba-Geigy Ag | Stabilisierung von vernetzten Ethylenpolymeren |
US4824885A (en) * | 1986-07-23 | 1989-04-25 | Enichem Sintesi S.P.A. | Process of (co) polymerization of alpha-olefins in the presence of antioxidants |
IT1196980B (it) * | 1986-07-23 | 1988-11-25 | Enichem Sintesi | Procedimento di (co)polimerizzazione di alfa-olefine in presenza di antiossidanti |
US4929652A (en) * | 1987-05-05 | 1990-05-29 | Ciba-Geigy Corporation | Polyolefins stabilized against damage caused by light |
US4853426A (en) * | 1988-01-25 | 1989-08-01 | Shell Oil Company | In-reactor stabilization of polyolefins via coated stabilizers |
US4879141A (en) * | 1988-01-25 | 1989-11-07 | Shell Oil Company | In-reactor stabilization of polyolefins via coated stabilizers |
AU621630B2 (en) * | 1988-06-30 | 1992-03-19 | Ciba Specialty Chemicals Holding Inc. | Process for the stabilization of polyolefins |
-
1989
- 1989-06-21 DE DE58909021T patent/DE58909021D1/de not_active Expired - Fee Related
- 1989-06-21 US US07/369,428 patent/US5045577A/en not_active Expired - Fee Related
- 1989-06-21 AT AT89810479T patent/ATE118790T1/de not_active IP Right Cessation
- 1989-06-21 AU AU36688/89A patent/AU618102B2/en not_active Ceased
- 1989-06-21 EP EP89810479A patent/EP0351360B1/de not_active Expired - Lifetime
- 1989-06-21 ES ES89810479T patent/ES2068910T3/es not_active Expired - Lifetime
- 1989-06-26 AR AR89314284A patent/AR243543A1/es active
- 1989-06-28 CA CA000604126A patent/CA1335916C/en not_active Expired - Fee Related
- 1989-06-28 DD DD89330070A patent/DD297831A5/de not_active IP Right Cessation
- 1989-06-29 KR KR1019890009387A patent/KR0135758B1/ko not_active IP Right Cessation
- 1989-06-29 ZA ZA894937A patent/ZA894937B/xx unknown
- 1989-06-29 MX MX016649A patent/MX169510B/es unknown
- 1989-06-29 BR BR898903193A patent/BR8903193A/pt not_active IP Right Cessation
- 1989-06-30 CN CN89104459A patent/CN1034337C/zh not_active Expired - Fee Related
- 1989-06-30 CZ CS894031A patent/CZ282243B6/cs unknown
- 1989-06-30 JP JP1169747A patent/JP2781993B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CZ282243B6 (cs) | 1997-06-11 |
AR243543A1 (es) | 1993-08-31 |
DE58909021D1 (de) | 1995-03-30 |
KR910000882A (ko) | 1991-01-30 |
ZA894937B (en) | 1990-04-25 |
CN1039606A (zh) | 1990-02-14 |
JP2781993B2 (ja) | 1998-07-30 |
BR8903193A (pt) | 1990-02-13 |
AU3668889A (en) | 1990-01-04 |
ES2068910T3 (es) | 1995-05-01 |
EP0351360B1 (de) | 1995-02-22 |
CN1034337C (zh) | 1997-03-26 |
JPH0253804A (ja) | 1990-02-22 |
CA1335916C (en) | 1995-06-13 |
ATE118790T1 (de) | 1995-03-15 |
EP0351360A1 (de) | 1990-01-17 |
KR0135758B1 (ko) | 1998-04-23 |
CZ403189A3 (en) | 1997-03-12 |
US5045577A (en) | 1991-09-03 |
DD297831A5 (de) | 1992-01-23 |
AU618102B2 (en) | 1991-12-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX169510B (es) | Proceso para la preparacion de polimeros olifinicos estables al calor y a la oxidacion | |
AR247576A1 (es) | Un catalizador para la polimerizacion de olefinas | |
SE8004464L (sv) | Forfarande for framstellning av olefinpolymerer eller sampolymerer | |
MX168836B (es) | Proceso para la recuperacion de un catalizador de complejo de cianuro de doble metal a partir de un polimero | |
MX9301347A (es) | Proceso para la polimerizacion en fase gaseosa de las olefinas y polimeros y copolimeros obtenidos a partir del mismo. | |
FR2412582A1 (fr) | Composition a mouler polymere thermoplastique presentant une stabilite hydrolytique amelioree | |
BR9007686A (pt) | Polimerizacao de lactona catalisada por compostos de itrio e de terras raras | |
ATE89831T1 (de) | Verfahren fuer die ethylenpolymerisation in der gasphase zur herstellung von linearem polyethylen mit enger molekulargewichtsverteilung. | |
SE7610234L (sv) | Katalysatorer for polymerisation av alfa-olefiner | |
MX9300533A (es) | Componente y catalizadores para la polimerizacion de olefinas. | |
BR0111338A (pt) | Complexo de metal de transição, processo para a polimerização de olefinas, processo para a produção de um copolìmero polar | |
BR9403967A (pt) | Processo para obtenção de componente catalisador sólida, para obtenção de catalisador para polimerização de olefinas, processo para obtenção de compostos de 1,3-dicetona e processos | |
ES2129171T3 (es) | Procedimiento para preparar polimeros solubles en agua de acidos dicarboxilicos monoetilenicamente insaturados. | |
ES2065405T3 (es) | Procedimiento de preparacion de oxido de titanio y articulos a base de oxido de titanio. | |
MX171873B (es) | Sistema catalizador y procedimiento mejorado para preparar tereftalato de polietileno | |
ES2089094T3 (es) | Polimeros fosforados. | |
CA2185189A1 (en) | Process for the production of poly(diorganosiloxanes) with diorganyloxyorganylsilyl or triorganyloxysilyl end groups, crosslinkable mixtures containing them and use thereof | |
MX169511B (es) | Proceso para la estabilizacion de poliolefinas y copolimeros de olefinas | |
BG60314B2 (en) | Method for producing ceramic and composition ceramic articles | |
BR8903253A (pt) | Precursor de catalisador solido;sistema de catalisador;e processo para homopolimerizar etileno ou copolimerizar etileno com uma ou mais alfa-olefinas contendo 3 a 8 atomos de carbono | |
ATE70071T1 (de) | Verfahren zur herstellung statistischer copolymere. | |
ATE119169T1 (de) | Prokatalysatormischung zur polymerisation von alpha-olefinen, herstellung und verwendung. | |
BR9004996A (pt) | Processo para a preparacao de copolimeros de etileno-buteno-1 | |
BRPI0409306A (pt) | materiais sólidos permutados por ìons metálicos como catalisadores para a isomerização esquelética de ácidos graxos e ésteres alquìlicos dos mesmos | |
KR910700271A (ko) | 조절된 분자량 분포를 갖는 폴리올페핀 제조용의 지지된 바나듐 촉매 |