IT1035720B - Procedimento ed impianto per produrre poliuretan uree - Google Patents

Procedimento ed impianto per produrre poliuretan uree

Info

Publication number
IT1035720B
IT1035720B IT4958675A IT4958675A IT1035720B IT 1035720 B IT1035720 B IT 1035720B IT 4958675 A IT4958675 A IT 4958675A IT 4958675 A IT4958675 A IT 4958675A IT 1035720 B IT1035720 B IT 1035720B
Authority
IT
Italy
Prior art keywords
uree
plant
procedure
produce polyurethane
polyurethane
Prior art date
Application number
IT4958675A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1035720B publication Critical patent/IT1035720B/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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Polyamides (AREA)
IT4958675A 1974-05-16 1975-05-14 Procedimento ed impianto per produrre poliuretan uree IT1035720B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742423764 DE2423764C3 (de) 1974-05-16 1974-05-16 Verfahren zur kontinuierlichen Herstellung von elastomeren Polyurethanharnstoffen

Publications (1)

Publication Number Publication Date
IT1035720B true IT1035720B (it) 1979-10-20

Family

ID=5915715

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4958675A IT1035720B (it) 1974-05-16 1975-05-14 Procedimento ed impianto per produrre poliuretan uree

Country Status (12)

Country Link
JP (1) JPS5546408B2 (xx)
BE (1) BE829120A (xx)
CA (1) CA1063291A (xx)
DE (1) DE2423764C3 (xx)
DK (1) DK214175A (xx)
ES (1) ES437684A1 (xx)
FR (1) FR2271247B1 (xx)
GB (1) GB1508317A (xx)
IE (1) IE41241B1 (xx)
IT (1) IT1035720B (xx)
LU (1) LU72469A1 (xx)
NL (1) NL170743C (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE2854386A1 (de) 1978-12-16 1980-07-03 Bayer Ag Verfahren zur herstellung von thermoplastischen chemiewerkstoffen
DE2925944A1 (de) 1979-06-27 1981-01-22 Bayer Ag Verfahren zur herstellung von polyurethanharnstoffen
DE3015576A1 (de) * 1980-04-23 1981-10-29 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von isocyanat-polyadditionsprodukten und deren verwendung als thermoplastische pressmasse oder als reaktiver fuellstoff, insbesondere in einem verfahren zur herstellung von polyurethankunststoffen
JPS6359531A (ja) * 1986-08-29 1988-03-15 花王株式会社 ポリウレタン積層体の製造法
DE4202973A1 (de) * 1992-02-03 1993-08-05 Bayer Ag Verfahren zur kontinuierlichen herstellung von polyurethan- und polyurethanharnstoff-elastomeren
DE4428458A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Cycloaliphatische thermoplastische Polyurethanelastomere
DE4437586A1 (de) 1994-10-20 1996-04-25 Basf Schwarzheide Gmbh Verfahren zur Herstellung von thermoplastischen Polyurethanen
PT931640E (pt) * 1998-01-23 2003-09-30 Klockner Desma Schuhmaschinen Dispositivo para misturar e fazer sair por injeccoes materias sinteticas formadas por multiplos componentes que reagem e que solidificam na cavidade de um molde de uma maquina de injeccao de materia sintetica
DE10221047A1 (de) * 2002-05-10 2003-11-27 Degussa Verfahren zur lösemittelfreien,kontinuierlichen Herstellung von Polyharnstoffen
DE102005004967A1 (de) * 2005-02-03 2006-08-10 Basf Ag Verfahren zur kontinuierlichen Herstellung thermoplastisch verarbeitbarer Polyurethan-Elastomere
WO2013030148A1 (de) 2011-08-29 2013-03-07 Bayer Intellectual Property Gmbh Hydrophile thermoplastische polyurethane und deren verwendung für die medizintechnik
WO2013083511A1 (de) 2011-12-06 2013-06-13 Bayer Intellectual Property Gmbh Tcd-alkohol-basierende thermoplastische polyurethanharnstoff-polymere und deren verwendung
EP3439846A1 (en) 2016-04-06 2019-02-13 Zzyzx Polymers LLC Processable polymers and methods of making and using

Also Published As

Publication number Publication date
IE41241L (en) 1975-11-16
FR2271247B1 (xx) 1980-02-08
NL7505741A (nl) 1975-11-18
BE829120A (fr) 1975-11-17
LU72469A1 (xx) 1976-03-17
GB1508317A (en) 1978-04-19
IE41241B1 (en) 1979-11-21
DK214175A (da) 1975-11-17
DE2423764A1 (de) 1975-11-27
DE2423764B2 (de) 1979-02-22
CA1063291A (en) 1979-09-25
DE2423764C3 (de) 1979-10-18
NL170743C (nl) 1982-12-16
ES437684A1 (es) 1977-02-01
JPS50159590A (xx) 1975-12-24
JPS5546408B2 (xx) 1980-11-22
NL170743B (nl) 1982-07-16
FR2271247A1 (xx) 1975-12-12

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940520