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SG11202102663QA - Devolatilization processes - Google Patents

Devolatilization processes

Info

Publication number
SG11202102663QA
SG11202102663QA SG11202102663QA SG11202102663QA SG11202102663QA SG 11202102663Q A SG11202102663Q A SG 11202102663QA SG 11202102663Q A SG11202102663Q A SG 11202102663QA SG 11202102663Q A SG11202102663Q A SG 11202102663QA SG 11202102663Q A SG11202102663Q A SG 11202102663QA
Authority
SG
Singapore
Prior art keywords
devolatilization processes
devolatilization
processes
Prior art date
Application number
SG11202102663QA
Inventor
Yu F Wang
Justin R Huber
Original Assignee
Exxonmobil Chemical Patents Inc
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 Exxonmobil Chemical Patents Inc filed Critical Exxonmobil Chemical Patents Inc
Publication of SG11202102663QA publication Critical patent/SG11202102663QA/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/343Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
    • B01D3/346Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas the gas being used for removing vapours, e.g. transport gas
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/04Polymerisation in solution
    • C08F2/06Organic solvent
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/001Removal of residual monomers by physical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
SG11202102663QA 2018-09-19 2019-08-30 Devolatilization processes SG11202102663QA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862733307P 2018-09-19 2018-09-19
EP18203240 2018-10-30
PCT/US2019/048948 WO2020060745A1 (en) 2018-09-19 2019-08-30 Devolatilization processes

Publications (1)

Publication Number Publication Date
SG11202102663QA true SG11202102663QA (en) 2021-04-29

Family

ID=67957405

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202102663QA SG11202102663QA (en) 2018-09-19 2019-08-30 Devolatilization processes

Country Status (2)

Country Link
SG (1) SG11202102663QA (en)
WO (1) WO2020060745A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021257286A1 (en) * 2020-06-15 2021-12-23 Dow Global Technologies Llc Process for reducing ethylene volatiles during ldpe polymerization
EP4137521A1 (en) 2021-08-16 2023-02-22 Borealis AG Process for producing a polyolefin with low volatile content
CN117304375A (en) * 2023-11-08 2023-12-29 浙江信汇新材料股份有限公司 Devolatilization method and system for isobutylene-based polymer

Family Cites Families (35)

* Cited by examiner, † Cited by third party
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US2804920A (en) 1955-05-26 1957-09-03 Dow Chemical Co Devolatilizer for polymeric materials
US3917507A (en) 1971-02-22 1975-11-04 Welding Engineers Countercurrent combined liquid and vapor stripping in screw devolatilizer
US3799234A (en) 1971-02-22 1974-03-26 Welding Engineers Countercurrent vapor stripping in screw devolatilizer
US3797550A (en) 1971-08-16 1974-03-19 Monsanto Co Wiped film devolatilizer construction
PL276385A1 (en) 1987-01-30 1989-07-24 Exxon Chemical Patents Inc Method for polymerization of olefines,diolefins and acetylene unsaturated compounds
US5055438A (en) 1989-09-13 1991-10-08 Exxon Chemical Patents, Inc. Olefin polymerization catalysts
US5241025A (en) 1987-01-30 1993-08-31 Exxon Chemical Patents Inc. Catalyst system of enhanced productivity
IL85097A (en) 1987-01-30 1992-02-16 Exxon Chemical Patents Inc Catalysts based on derivatives of a bis(cyclopentadienyl)group ivb metal compound,their preparation and their use in polymerization processes
US5153157A (en) 1987-01-30 1992-10-06 Exxon Chemical Patents Inc. Catalyst system of enhanced productivity
US4940472A (en) 1989-01-17 1990-07-10 The Dow Chemical Company Centrifugal devolatilizer
NZ235032A (en) 1989-08-31 1993-04-28 Dow Chemical Co Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component
US5064802A (en) 1989-09-14 1991-11-12 The Dow Chemical Company Metal complex compounds
DE69033368T3 (en) 1990-01-02 2008-07-03 Exxon Chemical Patents, Inc. Ionized metallocene catalysts supported on olefin polymerization
EP0574561B1 (en) 1992-01-06 1998-01-28 The Dow Chemical Company Improved catalyst composition
WO1994000500A1 (en) 1992-06-26 1994-01-06 Exxon Chemical Patents Inc. Solution phase polymerization process utilizing metallocene catalyst with production of olefin polymers
DE69334188T2 (en) 1992-08-05 2008-10-23 Exxonmobil Chemical Patents Inc., Baytown Process for the preparation of a supported activator component
DE69434709T2 (en) 1993-06-07 2006-10-19 Mitsui Chemicals, Inc. propylene elastomers
GB9319340D0 (en) 1993-09-17 1993-11-03 Exxon Chemical Patents Inc Olefin polymersisation process
US5453158A (en) 1994-03-10 1995-09-26 The Dow Chemical Company Polymer devolatilizer
IT1273662B (en) 1994-07-20 1997-07-09 Spherilene Srl PROCEDURE FOR THE PREPARATION OF AMORPHOUS POLYMERS OF PROPILINE '
EP0842939B1 (en) 1995-07-14 2004-10-06 Sumitomo Chemical Company, Limited Olefin polymerization catalyst containing a transition metal complex and process for producing olefin polymers
IT1277696B1 (en) 1995-12-22 1997-11-11 Enichem Spa CATALYSTS FOR THE POLYMERIZATION OF ALFA-OLEFINE
US6635715B1 (en) 1997-08-12 2003-10-21 Sudhin Datta Thermoplastic polymer blends of isotactic polypropylene and alpha-olefin/propylene copolymers
CN1124296C (en) 1998-02-17 2003-10-15 埃克森美孚化学专利公司 Ethylene copolymerization method
EA200000902A1 (en) 1998-03-04 2001-04-23 Эксон Кемикэл Пейтентс Инк. METHOD OF HIGH-TEMPERATURE POLYMERIZATION OF OLEFINS
ES2233109T3 (en) 1998-10-23 2005-06-01 Exxonmobil Chemical Patents Inc. METALOCENE BRIDGES FOR COPOLYMERIZATION OF OLEFINS.
WO2000024792A1 (en) 1998-10-23 2000-05-04 Exxon Chemical Patents Inc. Olefin copolymerization process with bridged hafnocenes
CA2278042C (en) 1999-07-19 2008-12-16 Nova Chemicals Corporation Mixed phosphinimine catalyst
AU2001229571A1 (en) 2000-02-11 2001-08-20 The Dow Chemical Company Dinuclear group 4 metal boron or aluminum bridge containing ansa-complexes
WO2009082463A1 (en) * 2007-12-20 2009-07-02 Exxonmobil Research And Engineering Company In-line process to produce pellet-stable polyolefins
US20170144084A1 (en) 2010-01-14 2017-05-25 Richard Cheng-Ming Yeh Vacuum devolatilizer
US8372924B2 (en) * 2010-01-14 2013-02-12 Exxonmobil Chemical Patents Inc. Processes and apparatus for continuous solution polymerization
US8425847B2 (en) 2010-01-14 2013-04-23 Exxonmobil Chemical Patents Inc. Processes and apparatus for continuous solution polymerization
US8796408B2 (en) * 2012-08-31 2014-08-05 Exxonmobil Chemical Patents Inc. Plants and processes for forming polymers
WO2017108963A1 (en) * 2015-12-21 2017-06-29 Borealis Ag A process for recovering hydrocarbons in a solution polymerisation process

Also Published As

Publication number Publication date
WO2020060745A1 (en) 2020-03-26

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