DK137134C - Fremgangsmaade til kontinuerlig fremstilling af polyurethan-elastomere ved hjaelp af en toakslet snekkemaskine - Google Patents

Fremgangsmaade til kontinuerlig fremstilling af polyurethan-elastomere ved hjaelp af en toakslet snekkemaskine

Info

Publication number
DK137134C
DK137134C DK29474A DK29474A DK137134C DK 137134 C DK137134 C DK 137134C DK 29474 A DK29474 A DK 29474A DK 29474 A DK29474 A DK 29474A DK 137134 C DK137134 C DK 137134C
Authority
DK
Denmark
Prior art keywords
procedure
continuous production
winding machine
polyurethane elastomers
shaft winding
Prior art date
Application number
DK29474A
Other languages
Danish (da)
English (en)
Other versions
DK137134B (da
Inventor
R Erdmenger
M Ullrich
M Hederich
E Meisert
B Stelte
A Eitel
R Jakob
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 DK137134B publication Critical patent/DK137134B/da
Application granted granted Critical
Publication of DK137134C publication Critical patent/DK137134C/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Adhesives Or Adhesive Processes (AREA)
DK29474A 1973-01-19 1974-01-18 Fremgangsmaade til kontinuerlig fremstilling af polyurethan-elastomere ved hjaelp af en toakslet snekkemaskine DK137134C (da)

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 (2)

Publication Number Publication Date
DK137134B DK137134B (da) 1978-01-23
DK137134C true DK137134C (da) 1978-07-03

Family

ID=5869412

Family Applications (1)

Application Number Title Priority Date Filing Date
DK29474A DK137134C (da) 1973-01-19 1974-01-18 Fremgangsmaade til kontinuerlig fremstilling af polyurethan-elastomere ved hjaelp af en toakslet snekkemaskine

Country Status (18)

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

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
BR112015007855A2 (pt) * 2012-10-10 2017-07-04 Basf Se dispositivo de interceptação para artigos ou pessoas em movimento com base em poliuretano termoplástico, uso de um poliuretano termoplástico e processo para produzir dispositivos de interceptação.
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
EP3827048A1 (de) 2018-07-25 2021-06-02 Covestro Intellectual Property GmbH & Co. KG Polymer-blends enthaltend thermoplast und vernetztes reaktionsprodukt aus polyaddition oder polykondensation
CN114746466A (zh) 2019-12-17 2022-07-12 科思创知识产权两合公司 调节缩聚和/或加聚中的分子量分布的方法
EP3838960A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG 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
AU6447974A (en) 1975-07-17
FR2214719B1 (sv) 1977-09-23
LU69188A1 (sv) 1974-08-19
JPS565244B2 (sv) 1981-02-04
AU473836B2 (en) 1976-07-01
ES422407A1 (es) 1976-04-16
NL167980C (nl) 1985-03-18
SE412402B (sv) 1980-03-03
IT1002693B (it) 1976-05-20
BR7400337D0 (pt) 1974-08-22
JPS49109497A (sv) 1974-10-17
FR2214719A1 (sv) 1974-08-19
CH616439A5 (en) 1980-03-31
DE2302564B2 (de) 1978-10-26
AT332124B (de) 1976-09-10
IE38767L (en) 1974-07-19
DD110287A5 (sv) 1974-12-12
CA1026491A (en) 1978-02-14
NL167980B (nl) 1981-09-16
DK137134B (da) 1978-01-23
NL7400585A (sv) 1974-07-23
DE2302564C3 (de) 1985-02-07
DE2302564A1 (de) 1974-07-25
BE809904A (fr) 1974-07-18
ATA36674A (de) 1975-12-15
GB1403693A (en) 1975-08-28
IE38767B1 (en) 1978-05-24

Similar Documents

Publication Publication Date Title
DK137134C (da) Fremgangsmaade til kontinuerlig fremstilling af polyurethan-elastomere ved hjaelp af en toakslet snekkemaskine
BR7402252D0 (pt) Processo para a producao de paineis remoldaveis
AR210589A1 (es) Un procedimiento para producir compuestos derivados 7-(2-(2-oxo-o 2-mino-4-tiazolin-4-il)
ZA757197B (en) A process for the production of anionic polyurethanes
FI53654B (fi) Menetelmä kertakäyttöisen leikkaustekstiilin valmistamiseksi
RO72710A (ro) Procedeu de preparare a 2-carboxietil-n-fosfonometiglicinatului
AR204541A1 (es) Aparato para formar un hilado compuesto
DK556075A (da) Maskine til kontinuerlig fremstilling af en skumstofstreng
BR7403475D0 (pt) Processo para a producao de moldes de impressao
AR202301A1 (es) Un metodo para la produccion de isocianatos
ZA755286B (en) Method for the production of phenyl methyl carbinol
DK146944C (da) Fremgangsmaade til kontinuerlig krympning af en fiberdug
IT1023138B (it) Procedimento per produrre un corpoceramico spugnoso
BR7405094A (pt) Processo para a producao de bis (nitroftalimida)
IT1026182B (it) Metodo per formare un prodotto ceranico
YU197874A (en) Process for obtaining a new m-diurethane
ZA741912B (en) A process for the production of hydroxydiphenyl
BR7502633A (pt) Processo para a producao de compostos de oxirana substituida
IE39304B1 (en) A process for the production of oxazoline derivtative
BR7401258D0 (pt) Processo para a fabricacao de compostos de bis-(triazinilamino) estilbeno
SE402380B (sv) Maskin for kontinuerlig framstellning av en gejd for cirkulera vagor
AR210320A1 (es) Un procedimiento para preparar 4-oxo-2-imidazolidinilidenoureas
IL46138A (en) Mould for production of building elements
ZA741913B (en) A process for the production of hydroxydiphenyl
DK315376A (da) Fremgangsmade til fremstilling af et glucoseisomerase-produkt ved gering