IT1015112B - Agenti rigonfianti a base di alchil aloanoati per la produzione di espansi poliuretanici - Google Patents

Agenti rigonfianti a base di alchil aloanoati per la produzione di espansi poliuretanici

Info

Publication number
IT1015112B
IT1015112B IT24042/74A IT2404274A IT1015112B IT 1015112 B IT1015112 B IT 1015112B IT 24042/74 A IT24042/74 A IT 24042/74A IT 2404274 A IT2404274 A IT 2404274A IT 1015112 B IT1015112 B IT 1015112B
Authority
IT
Italy
Prior art keywords
aloanoates
alkyl
production
polyurethane foams
swelling agents
Prior art date
Application number
IT24042/74A
Other languages
English (en)
Original Assignee
Union Carbide 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
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of IT1015112B publication Critical patent/IT1015112B/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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
IT24042/74A 1973-06-18 1974-06-17 Agenti rigonfianti a base di alchil aloanoati per la produzione di espansi poliuretanici IT1015112B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US370850A US3879315A (en) 1973-06-18 1973-06-18 Process for the preparation of flexible polyurethane foams in the presence of alkyl alkanoate blowing agents

Publications (1)

Publication Number Publication Date
IT1015112B true IT1015112B (it) 1977-05-10

Family

ID=23461451

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24042/74A IT1015112B (it) 1973-06-18 1974-06-17 Agenti rigonfianti a base di alchil aloanoati per la produzione di espansi poliuretanici

Country Status (7)

Country Link
US (1) US3879315A (it)
JP (1) JPS5222799B2 (it)
CA (1) CA1029150A (it)
DE (1) DE2429090B2 (it)
FR (1) FR2233345B1 (it)
GB (1) GB1468089A (it)
IT (1) IT1015112B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033910A (en) * 1975-09-26 1977-07-05 Union Carbide Corporation Methyl formate as an adjuvant in phenolic foam formation
JPS5262090A (en) * 1975-11-14 1977-05-23 Toshiba Corp Measuring device for ph or do
JPS57126815A (en) * 1981-01-29 1982-08-06 Hitachi Chem Co Ltd Stabilization of polyurethane resin molding against light
US4692477A (en) * 1986-05-15 1987-09-08 The Celotex Corporation Polyisocyanurate foams derived from oxypropylated polyols and insulating structures therefrom
BE1001853A7 (nl) * 1988-06-28 1990-03-20 Recticel Werkwijze voor het bereiden van soepel polyurethaanschuim.
BE1002108A7 (nl) * 1988-07-12 1990-07-03 Recticel Werkwijze voor het bereiden van een hoog veerkrachtig polyurethaanschuim.
US4960804A (en) * 1989-03-09 1990-10-02 Mobay Corporation Rigid foams using blends of chlorofluorocarbons and alkyl alkanoates as blowing agent
JP2917319B2 (ja) * 1989-10-19 1999-07-12 株式会社ブリヂストン 低密度軟質ポリウレタンフォームの製造方法
US5227408A (en) * 1991-06-11 1993-07-13 E. R. Carpenter Company, Inc. Carbon dioxide blown polyurethane packaging foam with chemical nucleating agents
US5336696A (en) * 1993-12-10 1994-08-09 Nisshinbo Industries, Inc. Halogen-free blowing agents that include cycloaliphatic hydrocarbons and are suitable for isocyanate-based polymeric foams
US6521673B1 (en) * 1999-11-03 2003-02-18 Polythane Systems, Inc. Composition and method for preparing polyurethanes and polyurethane foams
US6753357B2 (en) * 2001-12-18 2004-06-22 Foam Supplies, Inc. Rigid foam compositions and method employing methyl formate as a blowing agent
DE102004031836A1 (de) * 2004-06-30 2006-01-19 Basf Ag Verfahren zur Herstellung von Polyetheralkoholen
KR20070053708A (ko) * 2004-08-04 2007-05-25 포움 서플라이즈 인코포레이션 폴리우레탄 폼에서의 반응도 변동 및 촉매 분해
KR20230047847A (ko) * 2021-10-01 2023-04-10 현대트랜시스 주식회사 폴리우레탄 필터폼 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3072582A (en) * 1955-10-20 1963-01-08 Gen Tire & Rubber Co Polyether-urethane foams and method of making same
US2816827A (en) * 1956-09-10 1957-12-17 Monsanto Chemicals Process for the treatment of particulate foamable styrene polymer compositions
NL302244A (it) * 1963-03-05
ZA707944B (en) * 1969-12-03 1971-10-27 Cincinnati Milacron Inc Process for the production of polyurethane moldings
US3745203A (en) * 1971-08-19 1973-07-10 Cincinnati Milling Machine Co Process for molding polyurethane utilizing a mixture of two blowing agents

Also Published As

Publication number Publication date
GB1468089A (en) 1977-03-23
FR2233345A1 (it) 1975-01-10
JPS5222799B2 (it) 1977-06-20
US3879315A (en) 1975-04-22
FR2233345B1 (it) 1978-01-13
CA1029150A (en) 1978-04-04
JPS5036597A (it) 1975-04-05
DE2429090C3 (it) 1987-01-22
DE2429090B2 (de) 1979-11-22
DE2429090A1 (de) 1975-01-09

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