IT1106891B - Procedimento per produrre corpi modellati espansi a base di poliuretano - Google Patents

Procedimento per produrre corpi modellati espansi a base di poliuretano

Info

Publication number
IT1106891B
IT1106891B IT50773/78A IT5077378A IT1106891B IT 1106891 B IT1106891 B IT 1106891B IT 50773/78 A IT50773/78 A IT 50773/78A IT 5077378 A IT5077378 A IT 5077378A IT 1106891 B IT1106891 B IT 1106891B
Authority
IT
Italy
Prior art keywords
polyurethane
procedure
production
expanded bodies
modeled
Prior art date
Application number
IT50773/78A
Other languages
English (en)
Other versions
IT7850773A0 (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
Publication of IT7850773A0 publication Critical patent/IT7850773A0/it
Application granted granted Critical
Publication of IT1106891B publication Critical patent/IT1106891B/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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8054—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38
    • C08G18/8058—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38 with compounds of C08G18/3819
    • 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
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8032—Masked aliphatic or cycloaliphatic polyisocyanates not provided for in one single of the groups C08G18/8016 and C08G18/8025
IT50773/78A 1977-08-20 1978-08-18 Procedimento per produrre corpi modellati espansi a base di poliuretano IT1106891B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772737670 DE2737670A1 (de) 1977-08-20 1977-08-20 Verfahren zur herstellung von schaumstofformkoerper

Publications (2)

Publication Number Publication Date
IT7850773A0 IT7850773A0 (it) 1978-08-18
IT1106891B true IT1106891B (it) 1985-11-18

Family

ID=6016943

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50773/78A IT1106891B (it) 1977-08-20 1978-08-18 Procedimento per produrre corpi modellati espansi a base di poliuretano

Country Status (6)

Country Link
US (1) US4189542A (it)
EP (1) EP0001965B1 (it)
JP (1) JPS5445374A (it)
AT (1) AT372688B (it)
DE (2) DE2737670A1 (it)
IT (1) IT1106891B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU81024A1 (fr) * 1979-03-09 1980-09-24 Prb Sa Procede pour la preparation de polyurethanne a peau integrale et polyurethanne obtenu
DE2914134A1 (de) * 1979-04-07 1980-10-23 Bayer Ag Verfahren zur herstellung von polyurethan-schaumstoffen
DE2921163A1 (de) * 1979-05-25 1980-12-04 Bayer Ag Selbsthaertendes material zur herstellung eines witterungsbestaendigen, nicht vergilbenden stuetzverbands
US4242463A (en) * 1979-12-19 1980-12-30 Sheller-Globe Corporation Color stable integral skin foam
US4866103A (en) * 1987-10-16 1989-09-12 Ici Americas Inc. Polyisocyanate compositions
JP3044261B2 (ja) * 1990-04-11 2000-05-22 東ソー株式会社 通気性に優れた軟質ポリウレタンフォ−ムの製造法
CA2049833A1 (en) * 1990-08-27 1992-02-28 Kiyotake Morimoto Method for producing non-yellowing polyurethane urea foam
DE19701074A1 (de) * 1997-01-15 1998-07-16 Bayer Ag Verfahren zur Herstellung von weichen bis halbharten Polyurethanintegralschaumstoffen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB969114A (en) * 1962-09-07 1964-09-09 Philco Corp Foam plastic structures
US3448065A (en) * 1965-09-07 1969-06-03 Air Prod & Chem Polyurethane catalysis employing n-hydroxyalkyl substituted imidazole
GB1231649A (it) * 1968-07-17 1971-05-12
DE1804362A1 (de) * 1968-10-22 1970-05-14 Bayer Ag Verfahren zur Herstellung von Polyurethanschaumstoffen mit kompakter Oberflaeche und zellfoermigem Kern
US4058492A (en) * 1974-01-10 1977-11-15 Bayer Aktiengesellschaft Process for molding polyurethane foams
IT1035789B (it) * 1974-06-21 1979-10-20 Mccord Corp Schiuma uretanica che assorbe energia d urto in particolare per paraurti di autoveicoli
US4017428A (en) * 1975-06-10 1977-04-12 The United States Of America As Represented By The Secretary Of The Army Abrasion resistant, non-discoloring polyurethane foams and method of making
LU74540A1 (it) * 1976-03-12 1977-09-27

Also Published As

Publication number Publication date
DE2737670A1 (de) 1979-03-01
DE2862124D1 (en) 1983-01-20
EP0001965B1 (de) 1982-12-15
JPS5445374A (en) 1979-04-10
IT7850773A0 (it) 1978-08-18
US4189542A (en) 1980-02-19
EP0001965A1 (de) 1979-05-30
ATA601978A (de) 1983-03-15
AT372688B (de) 1983-11-10

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