BG63722B1 - Метод за намаляване на молекулното тегло на съполимери и тройни съполимери на етилен - Google Patents
Метод за намаляване на молекулното тегло на съполимери и тройни съполимери на етилен Download PDFInfo
- Publication number
- BG63722B1 BG63722B1 BG104015A BG10401599A BG63722B1 BG 63722 B1 BG63722 B1 BG 63722B1 BG 104015 A BG104015 A BG 104015A BG 10401599 A BG10401599 A BG 10401599A BG 63722 B1 BG63722 B1 BG 63722B1
- Authority
- BG
- Bulgaria
- Prior art keywords
- hydroperoxide
- ethylene
- molecular weight
- copolymers
- epdm
- Prior art date
Links
Classifications
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/50—Partial depolymerisation
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
- C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
-
- 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
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polymerization Catalysts (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1998MI002774A IT1304499B1 (it) | 1998-12-22 | 1998-12-22 | Procedimento per ridurre il peso molecolare di copolimeri eterpolimeri dell'etilene. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BG104015A BG104015A (en) | 2001-08-31 |
| BG63722B1 true BG63722B1 (bg) | 2002-10-31 |
Family
ID=11381305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG104015A BG63722B1 (bg) | 1998-12-22 | 1999-12-15 | Метод за намаляване на молекулното тегло на съполимери и тройни съполимери на етилен |
Country Status (27)
| Country | Link |
|---|---|
| US (1) | US6211332B1 (cs) |
| EP (1) | EP1013673B1 (cs) |
| JP (1) | JP4860020B2 (cs) |
| KR (1) | KR20000048239A (cs) |
| CN (1) | CN1117107C (cs) |
| AR (1) | AR022004A1 (cs) |
| AT (1) | ATE287419T1 (cs) |
| AU (1) | AU767675B2 (cs) |
| BG (1) | BG63722B1 (cs) |
| BR (1) | BR9905941A (cs) |
| CA (1) | CA2292313A1 (cs) |
| CZ (1) | CZ293026B6 (cs) |
| DE (1) | DE69923284T2 (cs) |
| EA (1) | EA002491B1 (cs) |
| ES (1) | ES2237036T3 (cs) |
| HR (1) | HRP990389A2 (cs) |
| HU (1) | HUP9904689A3 (cs) |
| ID (1) | ID24399A (cs) |
| IT (1) | IT1304499B1 (cs) |
| MY (1) | MY119952A (cs) |
| NO (1) | NO996213L (cs) |
| NZ (1) | NZ501811A (cs) |
| PL (1) | PL337357A1 (cs) |
| SK (1) | SK183099A3 (cs) |
| TR (1) | TR199903202A2 (cs) |
| TW (1) | TW585878B (cs) |
| UA (1) | UA66795C2 (cs) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050093804A (ko) * | 2002-12-27 | 2005-09-23 | 노프 코포레이션 | 수산기 변성 에틸렌-α-올레핀 공중합체의 제조방법 |
| JP2004217913A (ja) * | 2002-12-27 | 2004-08-05 | Nof Corp | 水酸基変性エチレン−α−オレフィン系共重合体及びその組成物並びに水酸基変性エチレン−α−オレフィン系共重合体の製造方法 |
| ITMI20030629A1 (it) * | 2003-03-31 | 2004-10-01 | Polimeri Europa Spa | Composizione elastomerica per l'isolamento di cavi elettrici. |
| ITMI20032550A1 (it) * | 2003-12-22 | 2005-06-23 | Polimeri Europa Spa | Mescole elastomeriche a base di nerofumo |
| ITMI20040751A1 (it) * | 2004-04-16 | 2004-07-16 | Polimeri Europa Spa | Procedimento per modificare le proprieta' reologiche di polimeri ep d m e miscele di ep d m con poli-alfaolefine |
| JP2006022237A (ja) * | 2004-07-09 | 2006-01-26 | Nof Corp | ゴム組成物および架橋物 |
| ITMI20041672A1 (it) * | 2004-08-27 | 2004-11-27 | Polimeri Europa Spa | Copolimeri etilene-propilene a migliorata stabilita' di forma adatti alla modifica degli oli lubrificanti e procedimento per la loro preparazione |
| ITMI20042289A1 (it) | 2004-11-26 | 2005-02-26 | Polimeri Europa Spa | Processo migliorato per ottenere masters elastomerici contenenti cariche inorganiche |
| ITMI20042399A1 (it) | 2004-12-16 | 2005-03-16 | Polimeri Europa Spa | Additivi per oli lubrificanti aventi migliorata stabilita' di forma e migliorate prestazioni a bassa temperatura e procedimento per la loro preparazione |
| ITMI20060286A1 (it) | 2006-02-16 | 2007-08-17 | Polimeri Europa Spa | Copolimeri etilene-propilene adatti alla modifica degli oli lubrificanti e procedimento per la loro preparazione |
| CN102256696B (zh) * | 2008-12-16 | 2016-06-08 | Hrd有限公司 | 蜡的高剪切氧化 |
| DE102010052287A1 (de) * | 2010-03-25 | 2011-09-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Modifizierte Polyolefine |
| US9115237B2 (en) | 2012-07-18 | 2015-08-25 | Chevron Oronite Company Llc | Viscosity improver grafted with unsaturated acylating agent and an aryloxyalylkene monoamine |
| KR20180104064A (ko) | 2016-01-22 | 2018-09-19 | 셰브런 오로나이트 컴퍼니 엘엘씨 | 올레핀 공중합체 분산제-유형 점도 향상제 및 아민 화합물의 혼합물을 함유하는 시너지 윤활유 조성물 |
| CN110078848B (zh) * | 2019-04-08 | 2022-04-29 | 江苏龙蟠科技股份有限公司 | 一种液体乙丙橡胶的制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB988846A (en) * | 1964-02-05 | 1965-04-14 | Sun Oil Co | Processing of ethylene-propylene copolymer |
| DE1902178A1 (de) * | 1969-01-17 | 1970-07-30 | Western Petrochemical Corp | Polyaethylene sowie Verfahren zu deren Herstellung |
| FR2508047B1 (fr) * | 1981-06-22 | 1985-10-11 | Bp Chimie Sa | Procede de traitement de polyethylene de basse densite lineaire par des peroxydes organiques, generateurs de radicaux libres |
| US4552930A (en) * | 1981-08-22 | 1985-11-12 | Showa Denko Kabushiki Kaisha | Visbroken propylene-ethylene random copolymers, process and films |
| US4743391A (en) * | 1983-03-28 | 1988-05-10 | Chevron Research Company | Method for oxidatively degrading an olefinic polymer |
| US4749505A (en) * | 1985-07-08 | 1988-06-07 | Exxon Chemical Patents Inc. | Olefin polymer viscosity index improver additive useful in oil compositions |
| JPS63101438A (ja) * | 1986-10-17 | 1988-05-06 | Kayaku Nuurii Kk | 付加重合型プラスチツクの製造方法 |
| DE3642266A1 (de) * | 1986-12-11 | 1987-04-23 | Rauer Kurt | Abbau von polyethylen mittels radikalbildner |
| FR2613722B1 (fr) * | 1987-04-07 | 1990-11-23 | Bp Chimie Sa | Procede de fabrication de granules d'homopolymere ou de copolymere de propylene |
| CN1092430A (zh) * | 1989-10-25 | 1994-09-21 | 陶氏化学公司 | 纸张涂料组合物用的胶乳共聚物 |
| IT1252069B (it) | 1991-11-25 | 1995-05-29 | Enichem Elastomers | Processo per la preparazione di copolimeri elastomerici dell'etilene |
| IT1275452B (it) * | 1995-06-30 | 1997-08-07 | Enichem Elastomers | Procedimento per la preparazione di copolimeri etilene-propilene |
| TW322494B (cs) | 1995-09-14 | 1997-12-11 | Enichem Elastomeri Srl | |
| IT1283587B1 (it) | 1996-04-11 | 1998-04-22 | Enichem Elastomers | Procedimento per la preparazione di miscele polimeriche a base di copolimeri elastomerici ep(d)m |
-
1998
- 1998-12-22 IT IT1998MI002774A patent/IT1304499B1/it active
-
1999
- 1999-12-15 NZ NZ501811A patent/NZ501811A/en unknown
- 1999-12-15 BG BG104015A patent/BG63722B1/bg unknown
- 1999-12-15 NO NO996213A patent/NO996213L/no not_active Application Discontinuation
- 1999-12-15 CA CA002292313A patent/CA2292313A1/en not_active Abandoned
- 1999-12-16 AU AU65298/99A patent/AU767675B2/en not_active Ceased
- 1999-12-16 EP EP99204356A patent/EP1013673B1/en not_active Expired - Lifetime
- 1999-12-16 ES ES99204356T patent/ES2237036T3/es not_active Expired - Lifetime
- 1999-12-16 DE DE69923284T patent/DE69923284T2/de not_active Expired - Lifetime
- 1999-12-16 AT AT99204356T patent/ATE287419T1/de not_active IP Right Cessation
- 1999-12-17 CZ CZ19994620A patent/CZ293026B6/cs not_active IP Right Cessation
- 1999-12-17 HR HR990389A patent/HRP990389A2/hr not_active Application Discontinuation
- 1999-12-20 US US09/466,793 patent/US6211332B1/en not_active Expired - Lifetime
- 1999-12-20 MY MYPI99005588A patent/MY119952A/en unknown
- 1999-12-20 UA UA99126958A patent/UA66795C2/uk unknown
- 1999-12-20 KR KR1019990059128A patent/KR20000048239A/ko not_active Application Discontinuation
- 1999-12-21 SK SK1830-99A patent/SK183099A3/sk unknown
- 1999-12-21 HU HU9904689A patent/HUP9904689A3/hu unknown
- 1999-12-21 PL PL99337357A patent/PL337357A1/xx not_active Application Discontinuation
- 1999-12-22 ID IDP991164D patent/ID24399A/id unknown
- 1999-12-22 CN CN99127778A patent/CN1117107C/zh not_active Expired - Lifetime
- 1999-12-22 JP JP36530499A patent/JP4860020B2/ja not_active Expired - Lifetime
- 1999-12-22 TR TR1999/03202A patent/TR199903202A2/xx unknown
- 1999-12-22 TW TW088122632A patent/TW585878B/zh not_active IP Right Cessation
- 1999-12-22 AR ARP990106709A patent/AR022004A1/es not_active Application Discontinuation
- 1999-12-22 BR BR9905941-0A patent/BR9905941A/pt not_active IP Right Cessation
-
2000
- 2000-02-21 EA EA200000147A patent/EA002491B1/ru not_active IP Right Cessation
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