IT948605B - Procedimento per la produzione di materiali sintetici reticolati altamente elastici - Google Patents

Procedimento per la produzione di materiali sintetici reticolati altamente elastici

Info

Publication number
IT948605B
IT948605B IT48355/72A IT4835572A IT948605B IT 948605 B IT948605 B IT 948605B IT 48355/72 A IT48355/72 A IT 48355/72A IT 4835572 A IT4835572 A IT 4835572A IT 948605 B IT948605 B IT 948605B
Authority
IT
Italy
Prior art keywords
procedure
production
synthetic materials
highly elastic
elastic cross
Prior art date
Application number
IT48355/72A
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 IT948605B publication Critical patent/IT948605B/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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups
    • 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
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7678—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing condensed aromatic rings
    • 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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/906—Fiber or elastomer prepared from an isocyanate reactant
IT48355/72A 1971-02-18 1972-02-16 Procedimento per la produzione di materiali sintetici reticolati altamente elastici IT948605B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712107678 DE2107678A1 (de) 1971-02-18 1971-02-18 Verfahren zur Herstellung von vernetzten hochelastischen Kunststoffen

Publications (1)

Publication Number Publication Date
IT948605B true IT948605B (it) 1973-06-11

Family

ID=5799081

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48355/72A IT948605B (it) 1971-02-18 1972-02-16 Procedimento per la produzione di materiali sintetici reticolati altamente elastici

Country Status (8)

Country Link
US (1) US3769265A (it)
BE (1) BE779571A (it)
DE (1) DE2107678A1 (it)
ES (1) ES399888A1 (it)
FR (1) FR2125608B1 (it)
GB (1) GB1344231A (it)
IT (1) IT948605B (it)
NL (1) NL7202110A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080314A (en) * 1976-03-11 1978-03-21 The Upjohn Company Polyurethane elastomers based on alcohol-modified diisocyanate
DE2843739C3 (de) * 1978-10-06 1982-04-22 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von im wesentlichen homogenen Polyurethan-Elastomeren
DE3329775A1 (de) * 1983-08-18 1985-02-28 Bayer Ag, 5090 Leverkusen Thermoplastische polyurethane hoher waermestandfestigkeit auf basis von naphthylendiisocyanat, verfahren zu ihrer herstellung und ihre verwendung
DE3801091A1 (de) * 1988-01-16 1989-07-27 Bayer Ag N,n'-bis(5-isocyanatonaphthyl) harnstoff, verfahren zu dessen herstellung und verwendung
DE3921861A1 (de) * 1989-07-04 1991-01-31 Bayer Ag Verfahren zur herstellung von hochelastischen kunststoffen
US20120141308A1 (en) * 2010-12-07 2012-06-07 Saini Rajesh K Polymeric Pump Parts

Also Published As

Publication number Publication date
US3769265A (en) 1973-10-30
DE2107678A1 (de) 1972-09-07
BE779571A (fr) 1972-08-18
GB1344231A (en) 1974-01-16
FR2125608B1 (it) 1975-10-03
NL7202110A (it) 1972-08-22
FR2125608A1 (it) 1972-09-29
ES399888A1 (es) 1974-12-01

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