CA2075975A1 - Methode de preparation de mousses de n=c=o; pre- et post-expansions de celles-ci dans des conditions determinees - Google Patents

Methode de preparation de mousses de n=c=o; pre- et post-expansions de celles-ci dans des conditions determinees

Info

Publication number
CA2075975A1
CA2075975A1 CA 2075975 CA2075975A CA2075975A1 CA 2075975 A1 CA2075975 A1 CA 2075975A1 CA 2075975 CA2075975 CA 2075975 CA 2075975 A CA2075975 A CA 2075975A CA 2075975 A1 CA2075975 A1 CA 2075975A1
Authority
CA
Canada
Prior art keywords
blowing agent
process according
foam
expansion
mixing zone
Prior art date
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.)
Abandoned
Application number
CA 2075975
Other languages
English (en)
Inventor
Earl N. Doyle
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2075975A1 publication Critical patent/CA2075975A1/fr
Abandoned 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
    • 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
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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)
  • Inorganic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA 2075975 1990-02-13 1991-02-12 Methode de preparation de mousses de n=c=o; pre- et post-expansions de celles-ci dans des conditions determinees Abandoned CA2075975A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47924690A 1990-02-13 1990-02-13
US479,246 1990-02-13

Publications (1)

Publication Number Publication Date
CA2075975A1 true CA2075975A1 (fr) 1991-08-14

Family

ID=23903220

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2075975 Abandoned CA2075975A1 (fr) 1990-02-13 1991-02-12 Methode de preparation de mousses de n=c=o; pre- et post-expansions de celles-ci dans des conditions determinees

Country Status (3)

Country Link
EP (1) EP0517858A4 (fr)
CA (1) CA2075975A1 (fr)
WO (1) WO1991012287A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1270979B (it) * 1993-09-30 1997-05-26 Afros Spa Procedimento e apparecchiatura per la produzione in continuo di schiume poliuretaniche in blocchi
TW261577B (fr) * 1993-07-14 1995-11-01 Krypton Internat Sa
US5665287A (en) * 1993-07-14 1997-09-09 Foaming Technologies Cardio Bv Froth process for continous manufacture of polyurethane foam slab-stocks
US5840698A (en) * 1994-10-27 1998-11-24 Affymax Technologies N.V. Inhibitors of collagenase-1 and stormelysin-I metalloproteases, pharmaceutical compositions comprising same and methods of their use
US5831004A (en) * 1994-10-27 1998-11-03 Affymax Technologies N.V. Inhibitors of metalloproteases, pharmaceutical compositions comprising same and methods of their use
DE19502708C2 (de) * 1995-01-28 2003-10-23 Solvay Fluor & Derivate Verfahren zur Herstellung von Ein- oder Mehrkomponenten-Polyurethanschaumstoffen
PL182691B1 (pl) 1994-11-02 2002-02-28 Kruecke Werner Kompozycja środków porotwórczych do wytwarzania piankowych tworzyw sztucznych i do wytwarzania jedno-lub dwuskładnikowych pianek poliuretanowych z pojemników ciśnieniowych, sposób wytwarzania kompozycji środków porotwórczych, sposób wytwarzania piankowych tworzyw sztucznych, sposób wytwarzania jednoskładnikowej lub dwuskładnikowej pianki poliuretanowej, kompozycja składająca się z prepolimeru i środków porotwórczych do wytwarzania jednoskładnikowych lub dwuskładnikowych pianek poliuretanowych oraz układ do wytwarzania jednoskładnikowych lub dwuskładnikowych pianek poliuretanowych
DE4442256C1 (de) * 1994-11-28 1996-07-25 Hennecke Gmbh Maschf Verfahren zum Lösen von Kohlendioxid in einem flüssigen Polymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB904003A (en) * 1958-02-06 1962-08-22 Dunlop Rubber Co Method and apparatus for the production of cellular synthetic rubber
US4337318A (en) * 1980-09-30 1982-06-29 Doyle Earl N Process for the total pre-expansion of polyurethane foam
GB2116574A (en) * 1982-03-19 1983-09-28 Ici Plc Method of manufacturing polyurethane foams
GB8329628D0 (en) * 1983-11-05 1983-12-07 Rubber & Plastic Res Ass Polyurethanes
JPH0689102B2 (ja) * 1987-06-19 1994-11-09 住友バイエルウレタン株式会社 硬質ポリウレタンフォ−ムの製造方法
US4931487A (en) * 1988-03-04 1990-06-05 Dow Chemical Company Chain extenders for polyurethanes
DE3916873C2 (de) * 1988-05-27 2003-01-09 Elastogran Gmbh Verfahren zur Herstellung von zellhaltigen Kunststoffen nach dem Polyisocyanat-polyadditionsverfahren und eine Katalysatorkombination hierfür
US4906672A (en) * 1988-07-29 1990-03-06 Pmc, Inc. Blowing agents for polyurethane foam

Also Published As

Publication number Publication date
EP0517858A4 (en) 1993-07-28
EP0517858A1 (fr) 1992-12-16
WO1991012287A1 (fr) 1991-08-22

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead