DE2429090C3 - - Google Patents

Info

Publication number
DE2429090C3
DE2429090C3 DE2429090A DE2429090A DE2429090C3 DE 2429090 C3 DE2429090 C3 DE 2429090C3 DE 2429090 A DE2429090 A DE 2429090A DE 2429090 A DE2429090 A DE 2429090A DE 2429090 C3 DE2429090 C3 DE 2429090C3
Authority
DE
Germany
Legal status (The legal status 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 status listed.)
Expired
Application number
DE2429090A
Other versions
DE2429090A1 (de
DE2429090B2 (de
Inventor
John Shrub Oak N.Y. Us Watkinson
Ralph Robert Stamford Conn. Us Elrick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
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
Publication of DE2429090A1 publication Critical patent/DE2429090A1/de
Publication of DE2429090B2 publication Critical patent/DE2429090B2/de
Application granted granted Critical
Publication of DE2429090C3 publication Critical patent/DE2429090C3/de
Granted legal-status Critical Current

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)
DE2429090A 1973-06-18 1974-06-18 Verfahren zur Herstellung von flexiblen Polyurethanschäumen Granted DE2429090B2 (de)

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 (3)

Publication Number Publication Date
DE2429090A1 DE2429090A1 (de) 1975-01-09
DE2429090B2 DE2429090B2 (de) 1979-11-22
DE2429090C3 true DE2429090C3 (de) 1987-01-22

Family

ID=23461451

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2429090A Granted DE2429090B2 (de) 1973-06-18 1974-06-18 Verfahren zur Herstellung von flexiblen Polyurethanschäumen

Country Status (7)

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

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
DK1773902T3 (en) * 2004-08-04 2018-02-05 Foam Supplies Inc REACTIVITY DIFFERENCE AND CATALYSTS DEGREE IN POLYURETHAN
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 (de) * 1963-03-05
DE2057535A1 (de) * 1969-12-03 1972-06-08 Cincinnati Milacron Inc Verfahren zur Herstellung von gleichmaessigen,von Oberflaechenhohlraeumen praktisch freien Polyurethanformkoerpern
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
US3879315A (en) 1975-04-22
FR2233345B1 (de) 1978-01-13
DE2429090A1 (de) 1975-01-09
JPS5036597A (de) 1975-04-05
FR2233345A1 (de) 1975-01-10
IT1015112B (it) 1977-05-10
CA1029150A (en) 1978-04-04
JPS5222799B2 (de) 1977-06-20
DE2429090B2 (de) 1979-11-22
GB1468089A (en) 1977-03-23

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Legal Events

Date Code Title Description
8227 New person/name/address of the applicant

Free format text: UNION CARBIDE CORP., 06817 DANBURY, CONN., US

C3 Grant after two publication steps (3rd publication)