CH533656A - Verfahren zur Herstellung von Polyhydantoinkunststoffen - Google Patents

Verfahren zur Herstellung von Polyhydantoinkunststoffen

Info

Publication number
CH533656A
CH533656A CH1009868A CH533656DA CH533656A CH 533656 A CH533656 A CH 533656A CH 1009868 A CH1009868 A CH 1009868A CH 533656D A CH533656D A CH 533656DA CH 533656 A CH533656 A CH 533656A
Authority
CH
Switzerland
Prior art keywords
stage
iii
component
soln
prepolymer
Prior art date
Application number
CH1009868A
Other languages
English (en)
Inventor
Rudolf Dr Merten
Willi Dr Duenwald
Karl-Heinz Dr Mielke
Rolf Dr Fischer
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 CH533656A publication Critical patent/CH533656A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/73Polyisocyanates or polyisothiocyanates acyclic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/10Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/38Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821Carboxylic acids; Esters thereof with monohydroxyl compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/38Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3823Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
    • C08G18/3825Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing -N-C=O groups containing amide groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2230/00Compositions for preparing biodegradable polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paints Or Removers (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
CH1009868A 1967-07-07 1968-07-05 Verfahren zur Herstellung von Polyhydantoinkunststoffen CH533656A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0052881 1967-07-07

Publications (1)

Publication Number Publication Date
CH533656A true CH533656A (de) 1973-02-28

Family

ID=7105813

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1534872A CH549613A (de) 1967-07-07 1968-07-05 Verfahren zur herstellung von formgebilden.
CH1009868A CH533656A (de) 1967-07-07 1968-07-05 Verfahren zur Herstellung von Polyhydantoinkunststoffen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1534872A CH549613A (de) 1967-07-07 1968-07-05 Verfahren zur herstellung von formgebilden.

Country Status (9)

Country Link
AT (1) AT282957B (de)
BE (1) BE717709A (de)
CH (2) CH549613A (de)
DE (1) DE1720682A1 (de)
ES (1) ES355825A1 (de)
FR (1) FR1573488A (de)
GB (1) GB1195938A (de)
NL (1) NL6809570A (de)
SE (3) SE378255B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946559B2 (de) * 1972-07-01 1974-12-10
DE2404741C2 (de) * 1974-02-01 1985-07-04 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Folien, Überzügen und Formkörpern aus Polyhydantoinen bzw. Polyparabansäuren
JPS5522531A (en) * 1978-08-02 1980-02-18 Toyota Motor Corp Reverse-shift mechanism of transmission for car

Also Published As

Publication number Publication date
DE1720682A1 (de) 1971-09-23
SE378255B (de) 1975-08-25
SE339326B (de) 1971-10-04
CH549613A (de) 1974-05-31
GB1195938A (en) 1970-06-24
NL6809570A (de) 1969-01-09
SE378254B (de) 1975-08-25
ES355825A1 (es) 1970-01-01
AT282957B (de) 1970-07-27
FR1573488A (de) 1969-07-04
BE717709A (de) 1968-12-16

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Legal Events

Date Code Title Description
PL Patent ceased