IT1035942B - Procedimento per produrre espansi poliuretanici - Google Patents

Procedimento per produrre espansi poliuretanici

Info

Publication number
IT1035942B
IT1035942B IT4991475A IT4991475A IT1035942B IT 1035942 B IT1035942 B IT 1035942B IT 4991475 A IT4991475 A IT 4991475A IT 4991475 A IT4991475 A IT 4991475A IT 1035942 B IT1035942 B IT 1035942B
Authority
IT
Italy
Prior art keywords
procedure
polyurethane foams
producing polyurethane
producing
foams
Prior art date
Application number
IT4991475A
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
Priority claimed from DE2427273A external-priority patent/DE2427273C2/de
Priority claimed from DE19742445648 external-priority patent/DE2445648C2/de
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1035942B publication Critical patent/IT1035942B/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
    • 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
    • C08G77/38—Polysiloxanes modified by chemical after-treatment
    • C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
    • C08G77/388—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
    • 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
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Silicon Polymers (AREA)
IT4991475A 1974-06-06 1975-06-04 Procedimento per produrre espansi poliuretanici IT1035942B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2427273A DE2427273C2 (de) 1974-06-06 1974-06-06 Verfahren zur Herstellung von formverschäumten Schaumstoffen mit selbsttrennenden Eigenschaften
DE19742445648 DE2445648C2 (de) 1974-09-25 1974-09-25 Weitere Ausbildung des Verfahrens zur Herstellung von formverschäumten Schaumstoffen

Publications (1)

Publication Number Publication Date
IT1035942B true IT1035942B (it) 1979-10-20

Family

ID=25767246

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4991475A IT1035942B (it) 1974-06-06 1975-06-04 Procedimento per produrre espansi poliuretanici

Country Status (8)

Country Link
JP (1) JPS5761043B2 (enrdf_load_stackoverflow)
DK (1) DK253175A (enrdf_load_stackoverflow)
ES (1) ES438253A1 (enrdf_load_stackoverflow)
FR (1) FR2273832A1 (enrdf_load_stackoverflow)
GB (1) GB1494930A (enrdf_load_stackoverflow)
IT (1) IT1035942B (enrdf_load_stackoverflow)
LU (1) LU72646A1 (enrdf_load_stackoverflow)
NL (1) NL7506622A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4764330A (en) * 1983-03-23 1988-08-16 The Dow Chemical Company Process for the production of organic polyisocyanate-based molded polymers
US4570010A (en) * 1983-03-23 1986-02-11 The Upjohn Company Product
JPS6131465A (ja) * 1984-07-24 1986-02-13 Shin Etsu Chem Co Ltd 内部添加用離型剤
DE3621040A1 (de) * 1986-06-24 1988-01-07 Bayer Ag Verfahren zur herstellung und polysiloxan-ionomeren, polysiloxan-ionomere und ihre verwendung zur herstellung von zelligen polyurethanelastomeren
DE3621706A1 (de) * 1986-06-28 1988-01-07 Bayer Ag Verfahren zur herstellung von isocyanatgruppen aufweisenden prepolymeren, die nach diesem verfahren erhaeltlichen prepolymeren und ihre verwendung als bindemittel in einkomponentenlacken
KR20080018171A (ko) * 2005-05-25 2008-02-27 아사히 가라스 가부시키가이샤 연질 폴리우레탄폼 및 그 제조 방법, 그 연질폴리우레탄폼을 이용한 자동차용 시트
CN112898525A (zh) * 2019-12-03 2021-06-04 科思创德国股份有限公司 一种制备聚氨酯半硬质泡沫的方法

Also Published As

Publication number Publication date
JPS5112898A (enrdf_load_stackoverflow) 1976-01-31
FR2273832A1 (fr) 1976-01-02
JPS5761043B2 (enrdf_load_stackoverflow) 1982-12-22
GB1494930A (en) 1977-12-14
ES438253A1 (es) 1977-01-01
NL7506622A (nl) 1975-12-09
LU72646A1 (enrdf_load_stackoverflow) 1976-03-17
FR2273832B1 (enrdf_load_stackoverflow) 1979-04-13
DK253175A (da) 1975-12-07

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