BR7400337D0 - Processo para producao de elastomeros de poliuretana - Google Patents

Processo para producao de elastomeros de poliuretana

Info

Publication number
BR7400337D0
BR7400337D0 BR74337A BR33774A BR7400337D0 BR 7400337 D0 BR7400337 D0 BR 7400337D0 BR 74337 A BR74337 A BR 74337A BR 33774 A BR33774 A BR 33774A BR 7400337 D0 BR7400337 D0 BR 7400337D0
Authority
BR
Brazil
Prior art keywords
production
polyurethane elastomers
elastomers
polyurethane
Prior art date
Application number
BR74337A
Other languages
English (en)
Inventor
R Erdmenger
M Ullrich
E Meisert
B Stelte
M Hederich
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 BR7400337D0 publication Critical patent/BR7400337D0/pt

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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/405—Intermeshing co-rotating screws
    • 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
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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
    • B29C48/505—Screws
    • B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
    • 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
    • B29C48/94—Lubricating
    • B29C48/95—Lubricating by adding lubricant to the moulding material
    • 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
    • C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
BR74337A 1973-01-19 1974-01-17 Processo para producao de elastomeros de poliuretana BR7400337D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2302564A DE2302564C3 (de) 1973-01-19 1973-01-19 Verfahren zur Herstellung von Polyurethan-Elastomeren

Publications (1)

Publication Number Publication Date
BR7400337D0 true BR7400337D0 (pt) 1974-08-22

Family

ID=5869412

Family Applications (1)

Application Number Title Priority Date Filing Date
BR74337A BR7400337D0 (pt) 1973-01-19 1974-01-17 Processo para producao de elastomeros de poliuretana

Country Status (18)

Country Link
JP (1) JPS565244B2 (pt)
AT (1) AT332124B (pt)
AU (1) AU473836B2 (pt)
BE (1) BE809904A (pt)
BR (1) BR7400337D0 (pt)
CA (1) CA1026491A (pt)
CH (1) CH616439A5 (pt)
DD (1) DD110287A5 (pt)
DE (1) DE2302564C3 (pt)
DK (1) DK137134C (pt)
ES (1) ES422407A1 (pt)
FR (1) FR2214719B1 (pt)
GB (1) GB1403693A (pt)
IE (1) IE38767B1 (pt)
IT (1) IT1002693B (pt)
LU (1) LU69188A1 (pt)
NL (1) NL167980C (pt)
SE (1) SE412402B (pt)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2549372C2 (de) * 1975-11-04 1984-08-09 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von Polyurethan-Elastomeren
DE2610980B2 (de) * 1976-03-16 1978-01-12 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von thermoplastischen polyurethan-elastomeren
DE2842806A1 (de) * 1978-09-30 1980-04-10 Bayer Ag Verfahren zur herstellung von polyurethan-elastomeren
DE2925944A1 (de) 1979-06-27 1981-01-22 Bayer Ag Verfahren zur herstellung von polyurethanharnstoffen
IT1132527B (it) * 1979-07-13 1986-07-02 Buss Ag Procedimento e dispositivo per la produzione continua di poliuretani
US4409167A (en) * 1981-01-13 1983-10-11 E. I. Du Pont De Nemours & Co, Process for extruding a modified high molecular weight poly(ethylene terephthalate) resin
JPS5890442U (ja) * 1981-12-11 1983-06-18 富士電機株式会社 読取装置
IT8221688V0 (it) * 1982-04-26 1982-04-26 Pomini Farrel Spa Macchina mescolatrice in continuo perfezionata per materie plastiche, ed in particolare per gomma in polvere ed "in forma suddivisa".
JPS6296515A (ja) * 1985-05-13 1987-05-06 Polyplastics Co トリオキサンの重合体又は共重合体の連続製造法
DE3831706A1 (de) * 1988-09-17 1990-03-22 Bayer Ag Membran fuer lautsprecher
GB2229131A (en) * 1989-03-17 1990-09-19 Vactite Ltd Coating electric conductors
US5158725A (en) * 1991-04-29 1992-10-27 The Goodyear Tire & Rubber Company Continuous mixing of elastomeric compounds
JP2878841B2 (ja) * 1991-07-03 1999-04-05 鐘紡株式会社 熱可塑性ポリウレタン弾性体、その製造法およびそれからなる弾性繊維
DE4426943A1 (de) 1994-07-29 1996-02-01 Bayer Ag Polyurethan-Formmassen
DE4437586A1 (de) 1994-10-20 1996-04-25 Basf Schwarzheide Gmbh Verfahren zur Herstellung von thermoplastischen Polyurethanen
DE19520730A1 (de) * 1995-06-07 1996-12-12 Bayer Ag Thermoplastische Polyurethanharnstoff-Elastomere
DE19823393A1 (de) 1998-05-26 1999-12-02 Basf Ag Isocyanatgruppenhaltige Prepolymere und Verfahren zu ihrer Herstellung
GB0019074D0 (en) * 2000-08-03 2000-09-27 Ranier Ltd Precision polyurethane manufacture
DE10138298A1 (de) 2001-08-10 2003-02-27 Basf Ag Thermoplastische Polyurethane
DE102005004967A1 (de) * 2005-02-03 2006-08-10 Basf Ag Verfahren zur kontinuierlichen Herstellung thermoplastisch verarbeitbarer Polyurethan-Elastomere
DE102005008260A1 (de) 2005-02-22 2006-08-24 Basf Ag Artikel enthaltend Polystyrol und thermoplastisches Polyurethan
DE102005039933B4 (de) 2005-08-24 2007-12-27 Bayer Materialscience Ag Verfahren zur Herstellung von thermoplastisch verarbeitbaren Polyurethanen
DE102008023252A1 (de) 2008-05-13 2009-11-19 Tesa Se Hotmelt-Verfahren zur Herstellung eines chemisch vernetzten Polyurethanfilms
DE102009046657A1 (de) 2009-11-12 2011-05-19 Tesa Se Haftklebstoff auf Basis von Polyurethan
ES2596244T3 (es) * 2012-10-10 2017-01-05 Basf Se Dispositivo de intercepción de poliuretano termoplástico
GB201309458D0 (en) * 2013-05-27 2013-07-10 Queens University Of The Belfast Process for the Preparation of a Metal-Organic Compound
DE102013021027A1 (de) 2013-12-17 2015-06-18 Carl Freudenberg Kg Thermoplastisches Polyurethan für Dichtungsanwendungen
WO2020020814A1 (de) 2018-07-25 2020-01-30 Covestro Deutschland Ag Polymer-blends enthaltend thermoplast und vernetztes reaktionsprodukt aus polyaddition oder polykondensation
EP3838960A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG Verfahren zur einstellung der molekulargewichtsverteilung bei polykondensationen und/oder polyadditionen
EP4077451A1 (de) 2019-12-17 2022-10-26 Covestro Intellectual Property GmbH & Co. KG Verfahren zur einstellung der molekulargewichtsverteilung bei polykondensationen und/oder polyadditionen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB856708A (en) * 1958-10-09 1960-12-21 Union Carbide Corp Method and apparatus for mixing materials forming viscous masses
BE759829A (fr) * 1969-12-03 1971-06-03 Upjohn Co Preparation de polyurethanes
DE1964834A1 (de) * 1969-12-24 1971-07-01 Bayer Ag Verfahren zur Herstellung von Polyurethan-Elastomeren

Also Published As

Publication number Publication date
AU473836B2 (en) 1976-07-01
IE38767L (en) 1974-07-19
FR2214719B1 (pt) 1977-09-23
IT1002693B (it) 1976-05-20
DE2302564C3 (de) 1985-02-07
IE38767B1 (en) 1978-05-24
ES422407A1 (es) 1976-04-16
CA1026491A (en) 1978-02-14
BE809904A (fr) 1974-07-18
SE412402B (sv) 1980-03-03
CH616439A5 (en) 1980-03-31
GB1403693A (en) 1975-08-28
JPS49109497A (pt) 1974-10-17
DE2302564B2 (de) 1978-10-26
FR2214719A1 (pt) 1974-08-19
NL167980C (nl) 1985-03-18
ATA36674A (de) 1975-12-15
NL7400585A (pt) 1974-07-23
DK137134B (da) 1978-01-23
NL167980B (nl) 1981-09-16
AT332124B (de) 1976-09-10
JPS565244B2 (pt) 1981-02-04
AU6447974A (en) 1975-07-17
LU69188A1 (pt) 1974-08-19
DK137134C (da) 1978-07-03
DE2302564A1 (de) 1974-07-25
DD110287A5 (pt) 1974-12-12

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