IT1132527B - Procedimento e dispositivo per la produzione continua di poliuretani - Google Patents

Procedimento e dispositivo per la produzione continua di poliuretani

Info

Publication number
IT1132527B
IT1132527B IT23403/80A IT2340380A IT1132527B IT 1132527 B IT1132527 B IT 1132527B IT 23403/80 A IT23403/80 A IT 23403/80A IT 2340380 A IT2340380 A IT 2340380A IT 1132527 B IT1132527 B IT 1132527B
Authority
IT
Italy
Prior art keywords
polyurethane
procedure
continuous production
continuous
production
Prior art date
Application number
IT23403/80A
Other languages
English (en)
Italian (it)
Other versions
IT8023403A0 (it
Inventor
Peter Schimanski
Ivan Stojanovich
Original Assignee
Buss Ag
Iroquois Chem Gmbh
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, Iroquois Chem Gmbh filed Critical Buss Ag
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 IT8023403A0 (it) 1980-07-11
IT1132527B true 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 (de)
BE (1) BE884296A (de)
DE (1) DE3049740D2 (de)
IT (1) IT1132527B (de)
WO (1) WO1981000259A1 (de)

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
US6391234B1 (en) * 1999-12-21 2002-05-21 General Electric Company Compounding filled silicone compositions
EP1110696A3 (de) * 1999-12-21 2001-11-21 General Electric Company Kontinuierliches Verfahren zur Herstellung von Siliconzusammensetzungen
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
IT8023403A0 (it) 1980-07-11
EP0032142A1 (de) 1981-07-22
BE884296A (fr) 1980-11-03
WO1981000259A1 (fr) 1981-02-05
DE3049740D2 (en) 1982-02-11

Similar Documents

Publication Publication Date Title
IT1079426B (it) Procedimento per la produzione di poliuretanuree
IT7849799A0 (it) Procedimento e dispositivo per laproduzione continua di alcolati al calini
IT1104132B (it) Procedimento per la produzione di trans-cicloesan-1,4-diisocianato cicloesan-1,4-diammina cicloesan-1,4-diuretani cicloesan-1,4-diuree e cicloesan-1,4-disolfoniluree
IT1148789B (it) Procedimento per la produzione di elastomero di poliuretano
IT1090236B (it) Procedimento per la produzione continua di perossiesteri
IT7847950A0 (it) Procedimento per la produzione continua di polidiorgano-silossani
IT7848408A0 (it) Procedimento e dispositivo per laproduzione di blocchetti di cialda
IT1058454B (it) Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici
IT1078852B (it) Procedimento per la produzione continua di isocianati organici
AR224897A1 (es) Metodo y aparato para la fermentacion continua de carbohidrato
IT7851759A0 (it) Polieteri-polioli utili per la produzione di espansi poliuretanici eprocedimento di preparazione relativo
IT1112065B (it) Procedimento per la produzione di triclorosinalo e tetracloruro di silicio
IT1132527B (it) Procedimento e dispositivo per la produzione continua di poliuretani
IT1090671B (it) Procedimento e dispositivo per la produzione di blocchi
IT7824356A0 (it) Procedimento e dispositivo per laproduzione continua di blocchi dimateriale espanso di sezione trasversale rettangolare.
NO151031C (no) Fremgangsmaate og sentrifuge for fremstilling av polyuretanskum
IT1134003B (it) Procedimento e dispositivo per la produzione di corpi cilindrici
IT7850756A0 (it) Poliisocianati e procedimento per la loro produzione e applicazione
IT1145398B (it) Procedimento per produrre poliuretani
IT1104809B (it) Procedimento per la produzione di cloruro di alluminio-dimetile e cloruri di alluminio-alchile
AR220456A1 (es) Procedimiento para la obtencion continua de dioxido de cloro
IT1132996B (it) Procedimento e dispositivo per la realizzazione di campioni di tessuto
IT7850514A0 (it) Materie plastiche poliuretaniche contenenti tiogruppi e procedimento per produrle
IT1117104B (it) Procedimento e dispositivo per la produzione di monocristalli preformati
IT1085374B (it) Procedimento per la produzione di 2-alchil-4-metil-6-idrossipirimidin e oppure di 2-cicloalchil-4-metil-6-idrossipirimidine