JP2000512676A - Nor―hals化合物を使用するポリマーの分解 - Google Patents
Nor―hals化合物を使用するポリマーの分解Info
- Publication number
- JP2000512676A JP2000512676A JP50224598A JP50224598A JP2000512676A JP 2000512676 A JP2000512676 A JP 2000512676A JP 50224598 A JP50224598 A JP 50224598A JP 50224598 A JP50224598 A JP 50224598A JP 2000512676 A JP2000512676 A JP 2000512676A
- Authority
- JP
- Japan
- Prior art keywords
- group
- carbon atoms
- acid
- alkyl
- polymer
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
- C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
- C08J11/28—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
-
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ポリマーの分子量低下のための方法であって、このポリマーに式: (式中、Gは水素原子又はメチル基を表しそしてG1とG2は水素原子、メチル基 又は一緒になって=Oを表す。)により表される基を少なくとも1個含むNOR −HALS化合物を少なくとも1種添加し、温度280℃以上に加熱することを 特徴とする方法。 2.式: (式中、R*は炭素原子数1ないし20のアルキル基、OHで置換された炭素原 子数1ないし20のアルキル基、場合により炭素原子数1ないし4のアルキル基 により置換されている炭素原子数5ないし12のシクロアルキル基又はO又はS により中断されている炭素原子数2ないし20のアルキル基を表す。)により表 される基を少なくとも一つ持つ化合物を少なくとも1種添加する請求項1記載の 方法。 3.押出工程に於いて実施されることを特徴とする請求項1記載の方法。 4.280℃ないし400℃の温度で実施されることを特徴とする請求項1 記載の方法。 5.ポリマーがポリマー混合物である請求項1記載の方法。 6.ポリマーが中古合成樹脂である請求項1記載の方法。 7.ポリマーがポリオレフィンである請求項1記載の方法。 8.ポリマーがポリプロピレン又はポリエチレンである請求項1記載の方法 。 9.分子量分割を制御することによるポリマーの製造方法であって、請求項 1に記載の化合物を少なくとも1種添加しそして280℃以上に加熱することを 特徴とする製造方法。 10.ポリマーの分子量低下のための、請求項1に記載のNOR−HALS 化合物の使用。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH159896 | 1996-06-26 | ||
| CH1598/96 | 1996-06-26 | ||
| PCT/EP1997/003133 WO1997049737A1 (de) | 1996-06-26 | 1997-06-17 | Abbau von polymeren durch nor-hals-verbindungen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000512676A true JP2000512676A (ja) | 2000-09-26 |
| JP2000512676A5 JP2000512676A5 (ja) | 2005-02-10 |
| JP3951144B2 JP3951144B2 (ja) | 2007-08-01 |
Family
ID=4214174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50224598A Expired - Fee Related JP3951144B2 (ja) | 1996-06-26 | 1997-06-17 | Nor―hals化合物を使用するポリマーの分解 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6133414A (ja) |
| EP (1) | EP0909280B1 (ja) |
| JP (1) | JP3951144B2 (ja) |
| AT (1) | ATE195745T1 (ja) |
| DE (1) | DE59702245D1 (ja) |
| ES (1) | ES2151280T3 (ja) |
| WO (1) | WO1997049737A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003138035A (ja) * | 2001-11-01 | 2003-05-14 | Mitsubishi Chem Mkv Co | ポリオレフィン系農業用フィルム |
| US7009007B2 (en) | 2001-12-21 | 2006-03-07 | Canon Kabushiki Kaisha | Recyclable polymer, process for production thereof, and recycling treatment thereof |
| JP2007517121A (ja) * | 2003-12-24 | 2007-06-28 | ダウ グローバル テクノロジーズ インコーポレイティド | ポリマーの流動性変性 |
| JP2023084584A (ja) * | 2021-12-07 | 2023-06-19 | Psジャパン株式会社 | スチレン系樹脂のリサイクル方法 |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2792321B1 (fr) | 1999-04-19 | 2003-12-12 | Atochem Elf Sa | Procede de fabrication d'une resine de polypropylene a rheologie controlee |
| FR2805268B1 (fr) * | 2000-02-23 | 2005-03-25 | Atofina | Polymeres thermoreversibles a fonctions mitroxyde |
| EP1655303B1 (en) * | 2000-05-19 | 2011-02-23 | Basf Se | Process for the Controlled Increase in Molecular Weight of Polyethylene or Polyethylene Blends |
| US7030196B2 (en) | 2000-05-19 | 2006-04-18 | Ciba Specialty Chemicals Corporation | Process for reducing the molecular weight of polypropylene |
| AU2002212134A1 (en) * | 2000-08-15 | 2002-02-25 | Akzo Nobel N.V. | Use of trixepans in the process to modify (co) polymers |
| AU2001235686A1 (en) * | 2000-09-22 | 2002-04-02 | Atofina | Peroxide degradation of polymers in the presence of multifunctional stable free radicals |
| US6989423B2 (en) | 2002-07-03 | 2006-01-24 | Exxonmobil Chemical Patents, Inc. | Oxygen tailoring of polyethylene film resins |
| US8003725B2 (en) | 2002-08-12 | 2011-08-23 | Exxonmobil Chemical Patents Inc. | Plasticized hetero-phase polyolefin blends |
| US7998579B2 (en) | 2002-08-12 | 2011-08-16 | Exxonmobil Chemical Patents Inc. | Polypropylene based fibers and nonwovens |
| US7531594B2 (en) | 2002-08-12 | 2009-05-12 | Exxonmobil Chemical Patents Inc. | Articles from plasticized polyolefin compositions |
| CN100345896C (zh) | 2002-08-12 | 2007-10-31 | 埃克森美孚化学专利公司 | 增塑聚烯烃组合物 |
| US7271209B2 (en) | 2002-08-12 | 2007-09-18 | Exxonmobil Chemical Patents Inc. | Fibers and nonwovens from plasticized polyolefin compositions |
| US8192813B2 (en) | 2003-08-12 | 2012-06-05 | Exxonmobil Chemical Patents, Inc. | Crosslinked polyethylene articles and processes to produce same |
| US7956109B2 (en) * | 2004-09-09 | 2011-06-07 | Basf Se | Degradation of polypropylene with hydroxylamine ester compositions |
| US8389615B2 (en) | 2004-12-17 | 2013-03-05 | Exxonmobil Chemical Patents Inc. | Elastomeric compositions comprising vinylaromatic block copolymer, polypropylene, plastomer, and low molecular weight polyolefin |
| EP1866346B1 (en) * | 2005-04-06 | 2014-05-07 | Basf Se | Azo compounds for polypropylene degradation |
| WO2007011530A2 (en) | 2005-07-15 | 2007-01-25 | Exxonmobil Chemical Patents, Inc. | Elastomeric compositions |
| CN101389666B (zh) * | 2006-02-24 | 2011-09-28 | 西巴控股有限公司 | 烯烃聚合物的减粘裂化方法 |
| US8114451B2 (en) * | 2006-12-27 | 2012-02-14 | Kraft Foods Global Brands Llc | Resealable closure with package integrity feature |
| CA2748912C (en) * | 2009-01-08 | 2014-02-25 | Basf Se | Polymerisation initiator |
| JP5706875B2 (ja) | 2009-04-03 | 2015-04-22 | スリーエム イノベイティブ プロパティズ カンパニー | 帯電強化添加剤を含むエレクトレットウェブ |
| EP2414576B1 (en) | 2009-04-03 | 2016-11-09 | 3M Innovative Properties Company | Processing aids for webs, including electret webs |
| WO2010123810A2 (en) * | 2009-04-21 | 2010-10-28 | Basf Performance Products Llc | Rotomolding process for polyethylene articles |
| US9915069B1 (en) | 2009-12-31 | 2018-03-13 | Firestone Building Products Co., LLC | Non-black EPDM roof membranes with improved weathering |
| ES2720781T3 (es) | 2014-12-15 | 2019-07-24 | Borealis Ag | Uso de una composición de polipropileno |
| DK3034552T4 (da) | 2014-12-15 | 2024-09-16 | Borealis Ag | Synergistic visbreaking-sammensætning af peroxid og hydroxylaminester til øgning af visbreaking-effektivitet |
| EP4069896A1 (en) | 2019-12-04 | 2022-10-12 | Borealis AG | Filtration media made from melt-blown fibers with improved filtration properties |
| US12571144B2 (en) | 2019-12-04 | 2026-03-10 | Borealis Ag | Light weight melt blown webs with improved barrier properties |
| WO2025131861A1 (en) | 2023-12-18 | 2025-06-26 | Sabic Global Technologies B.V. | Spun bond nonwoven fabric |
| WO2026008347A1 (en) * | 2024-07-01 | 2026-01-08 | Basell Poliolefine Italia S.R.L. | Process for improving melt flow rate of a polyolefin recyclate composition |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB605588A (en) * | 1945-12-13 | 1948-07-27 | Gestetner Ltd | Improvements in and relating to plasticising, reclaiming and reworking of vulcanised rubber |
| BE590730A (ja) * | 1959-05-12 | |||
| US4282076A (en) * | 1979-09-17 | 1981-08-04 | Hercules Incorporated | Method of visbreaking polypropylene |
| JPH01101337A (ja) * | 1987-10-14 | 1989-04-19 | Mitsubishi Cable Ind Ltd | 有機高分子の加熱処理方法 |
| DE69019855T2 (de) * | 1989-03-21 | 1995-10-26 | Ciba Geigy Ag | Mercaptosäureester, Thioacetale, Sulfide und Disulfide von sterisch gehinderten Aminen mit 1-Hydrocarbyloxygruppe. |
| EP0389429B1 (en) * | 1989-03-21 | 1994-09-21 | Ciba-Geigy Ag | Azo compounds containing hindered amine moieties with low basicity |
| US5342862A (en) * | 1990-03-13 | 1994-08-30 | Biolan Corporation | Process for controlling the photodegradation of mulch film |
| EP0506614B1 (de) * | 1991-03-27 | 1999-04-28 | Ciba SC Holding AG | Verfahren zum Stabilisieren von recyclierten Kunststoffgemischen |
| CN1037183C (zh) * | 1991-07-13 | 1998-01-28 | 中国科学院化学研究所 | 聚丙烯树脂组合物及其制造方法 |
| DE4224990A1 (de) * | 1992-07-29 | 1994-02-03 | Guenter Hufschmid | Wiederverwertung von Polyolefinabfällen durch thermischen, oxidativen bzw. katalytischen Abbau zu Polyolefinwachsen, Polyolefinharzen oder durch Oxidation zu oxidierten Polyolefinen |
| US5338822A (en) * | 1992-10-02 | 1994-08-16 | Cargill, Incorporated | Melt-stable lactide polymer composition and process for manufacture thereof |
| US5270369A (en) * | 1992-10-21 | 1993-12-14 | Phillips Petroleum Company | Additive to improve polymer clarity and viscosity |
| US5393812A (en) * | 1993-08-31 | 1995-02-28 | Hercules Incorporated | Flame retardant, light stable composition |
| US5356978A (en) * | 1993-09-24 | 1994-10-18 | Occidential Chemical Corporation | Method of dispersing a tacky additive in a solution of a polymer |
| TW460525B (en) * | 1994-02-28 | 2001-10-21 | Ciba Sc Holding Ag | A process for increasing the molecular weight of polyesters with a tetracarboxylic acid dianhydride and a sterically hindered hydroxy-phenylalkylphonic acid ester or half-ester |
| US5945460A (en) * | 1997-03-20 | 1999-08-31 | Eastman Chemical Company | Process for continuously producing polyester articles with scrap recycle in a continuous melt-to-preform process |
-
1997
- 1997-06-17 DE DE59702245T patent/DE59702245D1/de not_active Expired - Lifetime
- 1997-06-17 US US09/202,357 patent/US6133414A/en not_active Expired - Lifetime
- 1997-06-17 EP EP97928215A patent/EP0909280B1/de not_active Expired - Lifetime
- 1997-06-17 JP JP50224598A patent/JP3951144B2/ja not_active Expired - Fee Related
- 1997-06-17 AT AT97928215T patent/ATE195745T1/de active
- 1997-06-17 ES ES97928215T patent/ES2151280T3/es not_active Expired - Lifetime
- 1997-06-17 WO PCT/EP1997/003133 patent/WO1997049737A1/de not_active Ceased
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003138035A (ja) * | 2001-11-01 | 2003-05-14 | Mitsubishi Chem Mkv Co | ポリオレフィン系農業用フィルム |
| US7009007B2 (en) | 2001-12-21 | 2006-03-07 | Canon Kabushiki Kaisha | Recyclable polymer, process for production thereof, and recycling treatment thereof |
| US7291679B2 (en) | 2001-12-21 | 2007-11-06 | Canon Kabushiki Kaisha | Recyclable polymer and process for production thereof |
| JP2007517121A (ja) * | 2003-12-24 | 2007-06-28 | ダウ グローバル テクノロジーズ インコーポレイティド | ポリマーの流動性変性 |
| JP2023084584A (ja) * | 2021-12-07 | 2023-06-19 | Psジャパン株式会社 | スチレン系樹脂のリサイクル方法 |
| JP7779717B2 (ja) | 2021-12-07 | 2025-12-03 | Psジャパン株式会社 | スチレン系樹脂のリサイクル方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997049737A1 (de) | 1997-12-31 |
| US6133414A (en) | 2000-10-17 |
| DE59702245D1 (de) | 2000-09-28 |
| ATE195745T1 (de) | 2000-09-15 |
| JP3951144B2 (ja) | 2007-08-01 |
| EP0909280B1 (de) | 2000-08-23 |
| EP0909280A1 (de) | 1999-04-21 |
| ES2151280T3 (es) | 2000-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2000512676A (ja) | Nor―hals化合物を使用するポリマーの分解 | |
| DE69927839T2 (de) | Propfung von äthylenisch ungesättigten monomeren auf polymeren | |
| JP4516212B2 (ja) | ポリマー上へのエチレン性不飽和モノマーのグラフト化 | |
| EP2125732B1 (en) | Symmetric azo compounds in flame retardant compositions | |
| EP1423465B1 (en) | Flame retardant compositions | |
| EP1501881B1 (en) | Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups | |
| FR2613373A1 (fr) | Melanges de composes polyalkyl-piperidiniques et leur application comme stabilisants de polymeres | |
| JPS5838708A (ja) | 新規コポリマ−及び該コポリマ−を含有する光安定化ポリマ− | |
| JPH07122003B2 (ja) | 新規ポリアルキルピペリジン化合物 | |
| JP2013501743A (ja) | 二環式又は三環式の立体障害アルコキシアミン及びその製造方法 | |
| CA2403923C (en) | Stabilizing mixtures for organic polymers | |
| JPH07188167A (ja) | 高分子安定剤としてヒンダードアミン部分を含有するアゾジカルボン酸誘導体 | |
| EP0373778B1 (en) | Triazine-based light stabilizers for plastics | |
| JPH0245623B2 (ja) | ||
| JP2781036B2 (ja) | メラミンをベースとしたプラスチック用光安定剤 | |
| CA2258305C (en) | Decomposing polymers using nor-hals compounds | |
| KR100474237B1 (ko) | Nor-hals-화합물에의한중합체분해 | |
| JPH0625329A (ja) | 安定剤として用いるのに好適な立体障害を有するアミノ基を含むポリマー化合物、およびそれを含むポリマー組成物 | |
| JP2003502467A (ja) | プラスチックの安定化方法及び該方法を用いて製造または被覆された製品 | |
| ITMI970902A1 (it) | Composti appartenenti alla classe delle enammine e loro utilizzo come antiossidanti per polimeri organici | |
| US6620867B1 (en) | Crystalline modification of mixtures of a nickel-quencher and a benzophenone and process for its preparation | |
| EP0550001A1 (en) | Cyclohexylamine derivatives | |
| JPH0749497B2 (ja) | 架橋エチレン系重合体の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040602 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040602 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20070327 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20070315 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20070411 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110511 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120511 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130511 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130511 Year of fee payment: 6 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |