IT1052308B - Procedimento per la produzione di espansi induribili a freddo contenenti gruppi uretanici mediante espansione in forma - Google Patents

Procedimento per la produzione di espansi induribili a freddo contenenti gruppi uretanici mediante espansione in forma

Info

Publication number
IT1052308B
IT1052308B IT52259/75A IT5225975A IT1052308B IT 1052308 B IT1052308 B IT 1052308B IT 52259/75 A IT52259/75 A IT 52259/75A IT 5225975 A IT5225975 A IT 5225975A IT 1052308 B IT1052308 B IT 1052308B
Authority
IT
Italy
Prior art keywords
procedure
production
urethane groups
containing urethane
foams containing
Prior art date
Application number
IT52259/75A
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 IT1052308B publication Critical patent/IT1052308B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0834—Compounds having one or more O-Si linkage
    • C07F7/0838—Compounds with one or more Si-O-Si sequences
    • C07F7/0872—Preparation and treatment thereof
    • C07F7/0876—Reactions involving the formation of bonds to a Si atom of a Si-O-Si sequence other than a bond of the Si-O-Si linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804—Compounds having Si-O-C linkages
    • 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
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1883—Catalysts containing secondary or tertiary amines or salts thereof having heteroatoms other than oxygen and nitrogen
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C08J2375/08—Polyurethanes from polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT52259/75A 1974-11-20 1975-11-18 Procedimento per la produzione di espansi induribili a freddo contenenti gruppi uretanici mediante espansione in forma IT1052308B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742454954 DE2454954A1 (de) 1974-11-20 1974-11-20 Verfahren zur herstellung von kalthaertenden, urethangruppen aufweisenden schaumstoffen durch formverschaeumung

Publications (1)

Publication Number Publication Date
IT1052308B true IT1052308B (it) 1981-06-20

Family

ID=5931309

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52259/75A IT1052308B (it) 1974-11-20 1975-11-18 Procedimento per la produzione di espansi induribili a freddo contenenti gruppi uretanici mediante espansione in forma

Country Status (14)

Country Link
JP (1) JPS5173567A (OSRAM)
AT (1) AT346603B (OSRAM)
BE (1) BE835706A (OSRAM)
BR (1) BR7507674A (OSRAM)
CA (1) CA1039896A (OSRAM)
CH (1) CH602813A5 (OSRAM)
DE (1) DE2454954A1 (OSRAM)
DK (1) DK520475A (OSRAM)
FR (1) FR2291995A1 (OSRAM)
GB (1) GB1463268A (OSRAM)
IT (1) IT1052308B (OSRAM)
LU (1) LU73819A1 (OSRAM)
NL (1) NL7513523A (OSRAM)
SE (1) SE7513010L (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2467220A1 (fr) 1979-10-11 1981-04-17 Rhone Poulenc Ind Procede de fabrication de mousses souples de polyurethanne a l'aide de polypentaerythritols triorganosilyles
EP0169708B1 (en) * 1984-07-27 1989-11-08 BP Chemicals Limited Process for the formation of isocyanurates
CN116396455B (zh) * 2023-05-26 2023-08-11 广州艾科新材料股份有限公司 一种回收油制备多元醇及聚氨酯的方法

Also Published As

Publication number Publication date
DE2454954A1 (de) 1976-05-26
NL7513523A (nl) 1976-05-24
LU73819A1 (OSRAM) 1976-09-06
FR2291995B1 (OSRAM) 1980-02-29
SE7513010L (sv) 1976-05-21
ATA876375A (de) 1978-03-15
AU8583675A (en) 1977-04-21
BE835706A (fr) 1976-05-19
BR7507674A (pt) 1976-08-10
AT346603B (de) 1978-11-27
GB1463268A (en) 1977-02-02
DK520475A (da) 1976-05-21
CA1039896A (en) 1978-10-03
CH602813A5 (OSRAM) 1978-08-15
JPS5173567A (en) 1976-06-25
FR2291995A1 (fr) 1976-06-18

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