IT8023403A0 - Procedimento e dispositivo per laproduzione continua di poliuretani. - Google Patents

Procedimento e dispositivo per laproduzione continua di poliuretani.

Info

Publication number
IT8023403A0
IT8023403A0 IT8023403A IT2340380A IT8023403A0 IT 8023403 A0 IT8023403 A0 IT 8023403A0 IT 8023403 A IT8023403 A IT 8023403A IT 2340380 A IT2340380 A IT 2340380A IT 8023403 A0 IT8023403 A0 IT 8023403A0
Authority
IT
Italy
Prior art keywords
polyurethanes
procedure
continuous production
continuous
production
Prior art date
Application number
IT8023403A
Other languages
English (en)
Other versions
IT1132527B (it
Inventor
Schimanski Peter
Stojanovich Ivan
Original Assignee
Buss Ag Basilea Svizzera
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 Buss Ag Basilea Svizzera filed Critical Buss Ag Basilea Svizzera
Publication of IT8023403A0 publication Critical patent/IT8023403A0/it
Application granted granted Critical
Publication of IT1132527B publication Critical patent/IT1132527B/it

Links

Classifications

    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0895—Manufacture of polymers by continuous processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT23403/80A 1979-07-13 1980-07-11 Procedimento e dispositivo per la produzione continua di poliuretani IT1132527B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH652879 1979-07-13

Publications (2)

Publication Number Publication Date
IT8023403A0 true IT8023403A0 (it) 1980-07-11
IT1132527B IT1132527B (it) 1986-07-02

Family

ID=4311014

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23403/80A IT1132527B (it) 1979-07-13 1980-07-11 Procedimento e dispositivo per la produzione continua di poliuretani

Country Status (5)

Country Link
EP (1) EP0032142A1 (it)
BE (1) BE884296A (it)
DE (1) DE3049740D2 (it)
IT (1) IT1132527B (it)
WO (1) WO1981000259A1 (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4211777A1 (de) * 1991-07-04 1993-01-07 Bayer Ag Verfahren zum herstellen von elastomeren polyurethanen, insbesondere in form von schuhsohlen
DE19520732A1 (de) 1995-06-07 1996-12-12 Bayer Ag Thermoplastische Polyurethan-Elastomere
EP1110696A3 (en) * 1999-12-21 2001-11-21 General Electric Company Continuous process to prepare silicone compositions
US6391234B1 (en) * 1999-12-21 2002-05-21 General Electric Company Compounding filled silicone compositions
GB0019074D0 (en) * 2000-08-03 2000-09-27 Ranier Ltd Precision polyurethane manufacture
DE102006038197A1 (de) * 2006-08-16 2008-02-21 Kraussmaffei Technologies Gmbh Vorrichtung und Verfahren zur Verarbeitung von Duroplasten
DE102010025995B4 (de) 2010-07-04 2023-01-26 Entex Rust & Mitschke Gmbh Herstellung thermoplastischer Polyurethane in einem Extruder
DE102015114190A1 (de) * 2015-08-26 2017-03-02 Kraussmaffei Technologies Gmbh Verfahren zum Herstellen von Kunststoffspritzteilen und zugehörige Spritzgießmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1401613A (fr) * 1963-06-17 1965-06-04 Celanese Corp Appareil à cisailler et à mélanger des matières
BE759829A (fr) * 1969-12-03 1971-06-03 Upjohn Co Preparation de polyurethanes
DE2302564C3 (de) * 1973-01-19 1985-02-07 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethan-Elastomeren
DE2549372C2 (de) * 1975-11-04 1984-08-09 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von Polyurethan-Elastomeren

Also Published As

Publication number Publication date
BE884296A (fr) 1980-11-03
DE3049740D2 (en) 1982-02-11
IT1132527B (it) 1986-07-02
EP0032142A1 (de) 1981-07-22
WO1981000259A1 (en) 1981-02-05

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