IT958139B - Procedimento per produrre matteriali espansi - Google Patents

Procedimento per produrre matteriali espansi

Info

Publication number
IT958139B
IT958139B IT5059472A IT5059472A IT958139B IT 958139 B IT958139 B IT 958139B IT 5059472 A IT5059472 A IT 5059472A IT 5059472 A IT5059472 A IT 5059472A IT 958139 B IT958139 B IT 958139B
Authority
IT
Italy
Prior art keywords
procedure
producing expanded
expanded materials
materials
producing
Prior art date
Application number
IT5059472A
Other languages
English (en)
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 IT958139B publication Critical patent/IT958139B/it

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
    • C08G18/80Masked polyisocyanates
    • C08G18/8003Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • 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
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/487Polyethers containing cyclic groups
    • C08G18/4879Polyethers containing cyclic groups containing aromatic 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
    • 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
    • C08G18/77Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78Nitrogen
    • C08G18/7806Nitrogen containing -N-C=0 groups
    • C08G18/7818Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7837Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing allophanate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT5059472A 1971-06-03 1972-05-30 Procedimento per produrre matteriali espansi IT958139B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712127503 DE2127503A1 (de) 1971-06-03 1971-06-03 Verfahren zur Herstellung von Schaumstoffen

Publications (1)

Publication Number Publication Date
IT958139B true IT958139B (it) 1973-10-20

Family

ID=5809683

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5059472A IT958139B (it) 1971-06-03 1972-05-30 Procedimento per produrre matteriali espansi

Country Status (9)

Country Link
JP (1) JPS544396B1 (it)
BE (1) BE784330A (it)
BR (1) BR7203587D0 (it)
DE (1) DE2127503A1 (it)
ES (1) ES403448A1 (it)
FR (1) FR2140226B1 (it)
GB (1) GB1358519A (it)
IT (1) IT958139B (it)
NL (1) NL7207535A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3825147A1 (de) * 1988-07-23 1990-03-08 Bayer Ag Verfahren zur herstellung von polyurethanschaumstoffen
ES2940297T3 (es) * 2019-01-31 2023-05-05 Dow Global Technologies Llc Composiciones reactivas con isocianato
WO2022096390A1 (de) * 2020-11-06 2022-05-12 Covestro Deutschland Ag Verfahren zur herstellung eines polyol-gemisches

Also Published As

Publication number Publication date
NL7207535A (it) 1972-12-05
DE2127503A1 (de) 1972-12-28
FR2140226B1 (it) 1977-12-23
BE784330A (fr) 1972-12-04
JPS544396B1 (it) 1979-03-06
GB1358519A (en) 1974-07-03
ES403448A1 (es) 1975-04-16
BR7203587D0 (pt) 1973-05-10
FR2140226A1 (it) 1973-01-12

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