IT1116850B - Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata relilienza - Google Patents

Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata relilienza

Info

Publication number
IT1116850B
IT1116850B IT48145/79A IT4814579A IT1116850B IT 1116850 B IT1116850 B IT 1116850B IT 48145/79 A IT48145/79 A IT 48145/79A IT 4814579 A IT4814579 A IT 4814579A IT 1116850 B IT1116850 B IT 1116850B
Authority
IT
Italy
Prior art keywords
procedures
improvement
production
polyurethane foams
stable polyurethane
Prior art date
Application number
IT48145/79A
Other languages
English (en)
Other versions
IT7948145A0 (it
Original Assignee
Olin Corp
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 US06/006,951 external-priority patent/US4278770A/en
Application filed by Olin Corp filed Critical Olin Corp
Publication of IT7948145A0 publication Critical patent/IT7948145A0/it
Application granted granted Critical
Publication of IT1116850B publication Critical patent/IT1116850B/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
    • C08J9/0004—Use of compounding ingredients, the chemical constitution of which is unknown, broadly defined, or irrelevant
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0058—≥50 and <150kg/m3
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT48145/79A 1978-02-27 1979-02-27 Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata relilienza IT1116850B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US88129778A 1978-02-27 1978-02-27
US89827478A 1978-04-20 1978-04-20
US06/006,951 US4278770A (en) 1978-04-20 1979-01-25 Stabilization of high resilience polyurethane foam by including in the reaction mixture a polyol containing an effectively dispersed finely divided solid particulate material

Publications (2)

Publication Number Publication Date
IT7948145A0 IT7948145A0 (it) 1979-02-27
IT1116850B true IT1116850B (it) 1986-02-10

Family

ID=27358223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48145/79A IT1116850B (it) 1978-02-27 1979-02-27 Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata relilienza

Country Status (9)

Country Link
AU (1) AU4453679A (it)
CA (1) CA1118932A (it)
DE (1) DE2907449A1 (it)
ES (1) ES478078A1 (it)
FR (1) FR2418246A1 (it)
GB (1) GB2015010B (it)
IT (1) IT1116850B (it)
NL (1) NL7901567A (it)
SE (1) SE7901719L (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1251294A (en) * 1983-04-22 1989-03-14 Mobay Chemical Corporation Polyether polyurethane prepolymers and cast elastomers made therefrom
US4551498A (en) * 1983-04-22 1985-11-05 Mobay Chemical Corporation Polyether polyurethane prepolymers containing finely divided inorganic particles and cast elastomers made therefrom
GB8808897D0 (en) * 1988-04-15 1988-05-18 Hyman Int Ltd Source-identified combustion-modified & other foams
AU619631B2 (en) * 1988-12-07 1992-01-30 Dow Chemical Company, The Polyol composition, polyisocyanate-based foams prepared therefrom and process for preparing the same
GB2268496B (en) * 1992-07-08 1996-03-20 Intersurgical Ltd Improved thermal capacity reticulated polymer foams
US9080051B2 (en) * 2009-02-27 2015-07-14 Peterson Chemical Technology, Inc. Gelatinous triblock copolymer elastomer particles in polyurethane flexible foams

Also Published As

Publication number Publication date
IT7948145A0 (it) 1979-02-27
FR2418246A1 (fr) 1979-09-21
DE2907449A1 (de) 1979-09-06
FR2418246B3 (it) 1981-11-20
GB2015010A (en) 1979-09-05
NL7901567A (nl) 1979-08-29
GB2015010B (en) 1982-08-04
SE7901719L (sv) 1979-08-28
CA1118932A (en) 1982-02-23
ES478078A1 (es) 1979-06-16
AU4453679A (en) 1979-09-06

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