ATE152133T1 - Verfahren zur steuerung der molekulargewichtsverteilung in polymeren - Google Patents

Verfahren zur steuerung der molekulargewichtsverteilung in polymeren

Info

Publication number
ATE152133T1
ATE152133T1 AT92309771T AT92309771T ATE152133T1 AT E152133 T1 ATE152133 T1 AT E152133T1 AT 92309771 T AT92309771 T AT 92309771T AT 92309771 T AT92309771 T AT 92309771T AT E152133 T1 ATE152133 T1 AT E152133T1
Authority
AT
Austria
Prior art keywords
polymerization
initiator
monomer
concentration
molecular weight
Prior art date
Application number
AT92309771T
Other languages
English (en)
Inventor
Carl Rande Shervin
Philippe Paul Rober Wetterwald
Original Assignee
Rohm & Haas
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rohm & Haas filed Critical Rohm & Haas
Application granted granted Critical
Publication of ATE152133T1 publication Critical patent/ATE152133T1/de

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
    • 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
    • C08F2400/00—Characteristics for processes of polymerization
    • C08F2400/02—Control or adjustment of polymerization parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
AT92309771T 1992-03-20 1992-10-26 Verfahren zur steuerung der molekulargewichtsverteilung in polymeren ATE152133T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85492492A 1992-03-20 1992-03-20
US90993192A 1992-07-07 1992-07-07
US94057192A 1992-09-04 1992-09-04
US94866792A 1992-09-25 1992-09-25

Publications (1)

Publication Number Publication Date
ATE152133T1 true ATE152133T1 (de) 1997-05-15

Family

ID=27505920

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92309771T ATE152133T1 (de) 1992-03-20 1992-10-26 Verfahren zur steuerung der molekulargewichtsverteilung in polymeren

Country Status (18)

Country Link
EP (1) EP0561078B1 (de)
JP (1) JP3354974B2 (de)
AT (1) ATE152133T1 (de)
BR (1) BR9204219A (de)
CA (1) CA2081139C (de)
CZ (1) CZ319192A3 (de)
DE (1) DE69219310T2 (de)
FI (1) FI924730A7 (de)
HR (1) HRP921143A2 (de)
HU (1) HUT66336A (de)
LV (1) LV10113B (de)
MA (1) MA22829A1 (de)
NO (1) NO924031L (de)
RO (1) RO112357B1 (de)
RU (1) RU2119924C1 (de)
SI (1) SI9200264A (de)
TN (1) TNSN93033A1 (de)
TR (1) TR26692A (de)

Families Citing this family (31)

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Publication number Priority date Publication date Assignee Title
US6140431A (en) * 1997-02-27 2000-10-31 Rohm And Haas Company Process for preparing continuously variable-composition copolymers
US5922509A (en) * 1998-03-18 1999-07-13 Morton International, Inc. Photoimageable compositions having improved stripping properties in aqueous alkaline solutions
US6991763B2 (en) 2000-04-26 2006-01-31 Rohm And Haas Company Polymer process
AU2001255551A1 (en) * 2000-04-27 2001-11-07 Bp Corporation North America Inc. Method for control of a chemical manufacturing process
JP4067807B2 (ja) * 2000-10-30 2008-03-26 株式会社日本触媒 （メタ）アクリル酸（塩）系重合体およびその製造方法
GB0126346D0 (en) * 2001-11-02 2002-01-02 Johnson Matthey Plc Improvements in materials handling and sampling
CN100443868C (zh) 2001-11-09 2008-12-17 埃克森美孚化学专利公司 利用拉曼光谱分析的聚合物性能的在线测量和控制
CA2501528A1 (en) * 2002-10-15 2004-04-15 Exxonmobil Chemical Patents Inc. On-line measurement and control of polymer properties by raman spectroscopy
WO2004063234A1 (en) 2003-01-06 2004-07-29 Exxonmobil Chemical Patents Inc. On-line measurement and control of polymer product properties by raman spectroscopy
RU2262514C1 (ru) * 2003-12-30 2005-10-20 Мартиросян Артур Георгиевич Способ получения полимерных присадок к дизельным топливам и смазочным маслам
US6988022B2 (en) * 2004-04-13 2006-01-17 Univation Technologies, Llc Method for online estimation of reactor split for multimodal polyolefins
JP4323406B2 (ja) 2004-10-04 2009-09-02 住友化学株式会社 連続重合装置およびそれを用いた連続重合方法
US7505127B2 (en) 2005-07-22 2009-03-17 Exxonmobil Chemical Patents Inc. On-line raman analysis and control of a high pressure reaction system
US7505129B2 (en) 2005-07-22 2009-03-17 Exxonmobil Chemical Patents Inc. On-line analysis of polymer properties for control of a solution phase reaction system
US7483129B2 (en) 2005-07-22 2009-01-27 Exxonmobil Chemical Patents Inc. On-line properties analysis of a molten polymer by raman spectroscopy for control of a mixing device
KR100783295B1 (ko) * 2006-04-10 2007-12-10 주식회사 엘지화학 중합 반응계에서 개시제 조절에 의한 최적화 방법
WO2009038635A1 (en) * 2007-09-18 2009-03-26 Dupont Electronic Polymers L.P. Process for preparing compositionally uniform copolymers
US7858729B2 (en) 2008-05-29 2010-12-28 Novomer, Inc. Methods of controlling molecular weight distribution of polymers and compositions thereof
US9389161B2 (en) 2014-04-09 2016-07-12 Exxonmobil Chemical Patents Inc. On-line FT-NIR method to determine particle size and distribution
FR3037586A1 (fr) 2015-06-17 2016-12-23 Michelin & Cie Procede de polymerisation continu d'elastomere dienique
KR101997521B1 (ko) * 2015-07-14 2019-07-09 주식회사 엘지화학 아크릴계 가공조제, 이의 제조방법 및 이를 포함하는 염화비닐계 수지 조성물
WO2017169931A1 (ja) 2016-03-29 2017-10-05 旭化成株式会社 メタクリル系樹脂組成物、及び成形体
SG11201901183RA (en) * 2016-08-15 2019-03-28 Evonik Oil Additives Gmbh Functional polyalkyl (meth)acrylates with enhanced demulsibility performance
KR102002722B1 (ko) * 2018-03-16 2019-07-22 연세대학교 산학협력단 반연속 공정을 통한 전도성 고분자 필름의 제조방법 및 이에 의해 제조된 전도성 고분자 필름
WO2020223026A1 (en) 2019-04-30 2020-11-05 Dow Global Technologies Llc Polymer/hydrophilic silica oil blend
JP7590983B2 (ja) 2019-04-30 2024-11-27 ダウ グローバル テクノロジーズ エルエルシー 親水性シリカ／ポリマーブレンド
JP2023523755A (ja) * 2020-04-30 2023-06-07 エボニック オペレーションズ ゲーエムベーハー 分散剤ポリアルキル（メタ）アクリレートポリマーを製造する方法
CN112646071B (zh) * 2020-12-23 2022-12-27 广州熵能创新材料股份有限公司 一种san树脂及其制备方法
CN115477729B (zh) * 2022-09-21 2023-12-26 济宁明升新材料有限公司 一种窄分子量阳离子聚丙烯酰胺干强剂及其制备方法
CN119306864B (zh) * 2024-12-19 2025-03-28 安徽省众望科希盟科技有限公司 聚四氟乙烯及其制备方法、膨化聚四氟乙烯及其应用
CN121449791B (zh) * 2026-01-06 2026-03-20 广州天赐高新材料股份有限公司 一种卡波姆及其制备方法和应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572819A (en) * 1983-08-24 1986-02-25 The Dow Chemical Company Apparatus for anionic polymerization wherein the molecular weight of the polymer is closely controlled
HU201101B (en) * 1986-11-14 1990-09-28 Mta Koezponti Kemiai Kutato In Process for producing by radical polymerization of polymers of polydispersity of 1,50 to 2,00, having functional groups in alpha, omega positions

Also Published As

Publication number Publication date
MA22829A1 (fr) 1993-10-01
EP0561078A2 (de) 1993-09-22
CA2081139C (en) 2003-12-09
NO924031L (no) 1993-09-21
SI9200264A (en) 1993-09-30
FI924730L (fi) 1993-09-21
NO924031D0 (no) 1992-10-19
BR9204219A (pt) 1993-09-28
HRP921143A2 (en) 1995-04-30
JPH05287002A (ja) 1993-11-02
EP0561078A3 (de) 1994-03-16
LV10113A (lv) 1994-05-10
TNSN93033A1 (fr) 1994-03-17
HUT66336A (en) 1994-11-28
CA2081139A1 (en) 1993-09-21
DE69219310D1 (de) 1997-05-28
EP0561078B1 (de) 1997-04-23
RU2119924C1 (ru) 1998-10-10
TR26692A (tr) 1995-05-15
FI924730A0 (fi) 1992-10-19
DE69219310T2 (de) 1997-12-11
JP3354974B2 (ja) 2002-12-09
CZ319192A3 (en) 1994-01-19
FI924730A7 (fi) 1993-09-21
RO112357B1 (ro) 1997-08-29
HU9203295D0 (en) 1992-12-28
LV10113B (en) 1995-02-20

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