GB1330890A - Process and apparatus for concentrating a solution or suspension - Google Patents

Process and apparatus for concentrating a solution or suspension

Info

Publication number
GB1330890A
GB1330890A GB5574470A GB5574470A GB1330890A GB 1330890 A GB1330890 A GB 1330890A GB 5574470 A GB5574470 A GB 5574470A GB 5574470 A GB5574470 A GB 5574470A GB 1330890 A GB1330890 A GB 1330890A
Authority
GB
United Kingdom
Prior art keywords
suspension
formation
solution
concentrating
concentrated
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.)
Expired
Application number
GB5574470A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of GB1330890A publication Critical patent/GB1330890A/en
Expired legal-status Critical Current

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
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/03—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
GB5574470A 1969-12-24 1970-11-24 Process and apparatus for concentrating a solution or suspension Expired GB1330890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964946A DE1964946C3 (de) 1969-12-24 1969-12-24 Vorrichtung zum Konzentrieren einer Lösung oder Suspension bis zum plastischen Zustand

Publications (1)

Publication Number Publication Date
GB1330890A true GB1330890A (en) 1973-09-19

Family

ID=5755007

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5574470A Expired GB1330890A (en) 1969-12-24 1970-11-24 Process and apparatus for concentrating a solution or suspension

Country Status (6)

Country Link
BE (1) BE760823A (fr)
CH (1) CH517502A (fr)
DE (1) DE1964946C3 (fr)
FR (1) FR2074263A5 (fr)
GB (1) GB1330890A (fr)
NL (1) NL7018525A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2255860A1 (fr) * 2009-05-30 2010-12-01 Bayer MaterialScience AG Dispositif et procédé de dégazage de solutions de polycarbonate contenant des solvants
US8383757B2 (en) 2009-05-30 2013-02-26 Bayer Materialscience Ag Device and method for degassing solvent-containing polycarbonate solutions
CN109651536A (zh) * 2018-12-18 2019-04-19 福建三农新材料有限责任公司 一种高品质聚四氟乙烯乳液自动化连续浓缩系统及方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2724360B2 (de) * 1977-05-28 1981-03-12 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von thermoplastischen Formmassen auf Basis von Vinylpolymerisaten
DE3738976A1 (de) * 1987-11-17 1989-05-24 Belland Ag Verfahren und vorrichtung zur herstellung von thermoplastischen kunststoffen

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2255860A1 (fr) * 2009-05-30 2010-12-01 Bayer MaterialScience AG Dispositif et procédé de dégazage de solutions de polycarbonate contenant des solvants
WO2010139413A1 (fr) * 2009-05-30 2010-12-09 Bayer Materialscience Ag Dispositif et procédé pour dégazer des solutions de polycarbonates contenant des solvants
JP2012528896A (ja) * 2009-05-30 2012-11-15 バイエル・マテリアルサイエンス・アクチェンゲゼルシャフト 溶媒含有ポリカーボネート溶液を脱気する装置および方法
US8383757B2 (en) 2009-05-30 2013-02-26 Bayer Materialscience Ag Device and method for degassing solvent-containing polycarbonate solutions
US8497345B2 (en) 2009-05-30 2013-07-30 Bayer Intellectual Property Gmbh Device and method for degassing solvent-containing polycarbonate solutions
CN109651536A (zh) * 2018-12-18 2019-04-19 福建三农新材料有限责任公司 一种高品质聚四氟乙烯乳液自动化连续浓缩系统及方法

Also Published As

Publication number Publication date
NL7018525A (fr) 1971-06-28
BE760823A (fr) 1971-05-27
DE1964946B2 (de) 1976-09-16
FR2074263A5 (fr) 1971-10-01
DE1964946C3 (de) 1980-09-18
CH517502A (de) 1972-01-15
DE1964946A1 (de) 1971-07-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee