BE751611A - Degazage de compositions liquides de polymeres - Google Patents

Degazage de compositions liquides de polymeres

Info

Publication number
BE751611A
BE751611A BE751611DA BE751611A BE 751611 A BE751611 A BE 751611A BE 751611D A BE751611D A BE 751611DA BE 751611 A BE751611 A BE 751611A
Authority
BE
Belgium
Prior art keywords
degasing
polymer compositions
liquid polymer
liquid
compositions
Prior art date
Application number
Other languages
English (en)
Inventor
E B Nauman
T T Szabo
F P Klosek
S Kaufman
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of BE751611A publication Critical patent/BE751611A/fr

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
    • C08F6/00—Post-polymerisation treatments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/20—Polysulfones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BE751611D 1969-06-09 1970-06-08 Degazage de compositions liquides de polymeres BE751611A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83135369A 1969-06-09 1969-06-09

Publications (1)

Publication Number Publication Date
BE751611A true BE751611A (fr) 1970-12-08

Family

ID=25258850

Family Applications (1)

Application Number Title Priority Date Filing Date
BE751611D BE751611A (fr) 1969-06-09 1970-06-08 Degazage de compositions liquides de polymeres

Country Status (7)

Country Link
US (1) US3668161A (fr)
BE (1) BE751611A (fr)
CA (1) CA922440A (fr)
DE (1) DE2027915B2 (fr)
FR (1) FR2050116A1 (fr)
GB (1) GB1319083A (fr)
NL (1) NL7008310A (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892690A (en) * 1970-08-25 1975-07-01 Cities Service Co Method of preparing polyethylene foam
US3800845A (en) * 1971-12-14 1974-04-02 Phillips Petroleum Co Solvent removal from poly(arylene sulfide) reaction slurry
GB1441103A (en) * 1972-07-25 1976-06-30 Ici Ltd Separation process
ES423986A1 (es) * 1973-03-09 1976-06-01 Monsanto Co Un aparato para la recuperacion continua en curso de pro- duccion de un monomero alquenilaromatico.
US4127547A (en) * 1974-12-23 1978-11-28 Union Carbide Corporation Hydrogel dough composition for fabrication of foamed articles
FR2305446A1 (fr) * 1975-03-28 1976-10-22 Rhone Poulenc Ind Procede ameliore de degazage des polymeres et copolymeres prepares par polymerisation en masse d'une composition monomere a base de chlorure de vinyle
DE2628147C2 (de) * 1976-06-23 1984-01-19 Risto Dipl.-Ing. Luoma Saari Mehrstufiger Entspannungsverdampfer zur Destillation von Flüssigkeiten
DE2746909C3 (de) * 1977-10-19 1982-03-11 Hoechst Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Entfernung von Restkohlenwasserstoffen aus Polyolefinen
US4383972A (en) * 1979-03-30 1983-05-17 Polymer Research, Inc. Apparatus for the multiple stage devolatilization of mass processable polymers
US4439601A (en) * 1979-03-30 1984-03-27 Cosden Technology, Inc. Multiple stage devolatilization process for mass processable polymers
US4414341A (en) * 1980-11-19 1983-11-08 Celanese Corporation Flash evaporation process for concentrating polymer solutions
JPS5839430A (ja) * 1981-09-02 1983-03-08 Mitsui Toatsu Chem Inc 揮発性物質の除去方法
JPS59166506A (ja) * 1983-03-14 1984-09-19 Mitsui Toatsu Chem Inc 重合液組成物の連続的脱揮発方法
US4486099A (en) * 1983-09-14 1984-12-04 Usm Corporation Rotary processors and devolatilizing methods for particulate materials
US4994217A (en) * 1988-12-29 1991-02-19 General Electric Company Low odor polyphenylene ether/polystyrene process
US5540813A (en) * 1994-01-19 1996-07-30 Fina Technology, Inc. Method for reducing volatiles in polymerized styrene
US5543495A (en) * 1994-03-08 1996-08-06 E. I. Du Pont De Nemours And Company Process for increasing the molecular weight of polyamides and other condensation polymers
US5630968A (en) * 1995-06-07 1997-05-20 The Japan Steel Works, Ltd. Water-injection foaming devolatilizing method
JP4108819B2 (ja) 1998-03-27 2008-06-25 新日鐵化学株式会社 重合液組成物の脱揮処理方法
IL147144A0 (en) * 1999-06-18 2002-08-14 Advanced Res & Tech Inst Cardiomyocytes with enhanced proliferative potential and methods for preparing and using the same
US6869501B2 (en) 2001-12-20 2005-03-22 3M Innovative Properties Company Continuous process for controlled concentration of colloidal solutions
US20030116290A1 (en) * 2001-12-20 2003-06-26 3M Innovative Properties Company Continuous process for controlled evaporation of black liquor
FR2843966A1 (fr) * 2002-08-30 2004-03-05 Bp Chem Int Ltd Procede et appareillage pour degazer un polymere
FR2921663A1 (fr) * 2007-10-02 2009-04-03 Bluestar Silicones France Soc Polyorganosiloxanes a fonction piperidine depourvus de toxicite par contact cutane et utilisation de ces derniers dans des compositions cosmetiques

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE619411A (fr) * 1961-06-26
US3250313A (en) * 1962-07-16 1966-05-10 Phillips Petroleum Co Evaporation and separation control process
US3234994A (en) * 1963-04-26 1966-02-15 Dow Chemical Co Concentration of polymers from solutions by flash vaporization
US3357900A (en) * 1965-05-17 1967-12-12 American Cyanamid Co Series flash distillation for recovery of hcn from aqueous cu-containing slurries
DE1694581B2 (de) * 1965-06-16 1976-04-08 Ministerul Industriei Chimice, Bukarest Kontinuierliches verfahren und vorrichtung zum abtrennen von polymeren aus loesungen
US3476736A (en) * 1966-04-14 1969-11-04 Phillips Petroleum Co Solvent removal from polyolefin in vented extruder with water addition

Also Published As

Publication number Publication date
US3668161A (en) 1972-06-06
DE2027915A1 (de) 1971-01-07
DE2027915B2 (de) 1973-03-22
NL7008310A (fr) 1970-12-11
CA922440A (en) 1973-03-06
FR2050116A1 (fr) 1971-03-26
GB1319083A (en) 1973-05-31

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