DE2504113C3 - Verfahren zur Herstellung eines Schwefelschaumstoffs - Google Patents

Verfahren zur Herstellung eines Schwefelschaumstoffs

Info

Publication number
DE2504113C3
DE2504113C3 DE2504113A DE2504113A DE2504113C3 DE 2504113 C3 DE2504113 C3 DE 2504113C3 DE 2504113 A DE2504113 A DE 2504113A DE 2504113 A DE2504113 A DE 2504113A DE 2504113 C3 DE2504113 C3 DE 2504113C3
Authority
DE
Germany
Prior art keywords
sulfur
acid
foam
mixture
added
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.)
Expired
Application number
DE2504113A
Other languages
German (de)
English (en)
Other versions
DE2504113A1 (de
DE2504113B2 (de
Inventor
Gar Lok Tiburon Calif. Woo (V.St.A.)
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.)
Chevron USA Inc
Original Assignee
Chevron Research Co
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 US438508A external-priority patent/US3887504A/en
Priority claimed from US05/468,857 external-priority patent/US3954685A/en
Application filed by Chevron Research Co filed Critical Chevron Research Co
Publication of DE2504113A1 publication Critical patent/DE2504113A1/de
Publication of DE2504113B2 publication Critical patent/DE2504113B2/de
Application granted granted Critical
Publication of DE2504113C3 publication Critical patent/DE2504113C3/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
    • 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
    • C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
    • 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
    • C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
    • C08G18/6453—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63 having sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins

Landscapes

  • Chemical & Material Sciences (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)
  • Organic Insulating Materials (AREA)
DE2504113A 1974-01-31 1975-01-31 Verfahren zur Herstellung eines Schwefelschaumstoffs Expired DE2504113C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US438508A US3887504A (en) 1973-03-26 1974-01-31 Process of making a sulfur containing foam and product obtained therefrom
US05/468,857 US3954685A (en) 1973-03-26 1974-05-10 Sulfur foam product and process

Publications (3)

Publication Number Publication Date
DE2504113A1 DE2504113A1 (de) 1975-08-07
DE2504113B2 DE2504113B2 (de) 1980-04-17
DE2504113C3 true DE2504113C3 (de) 1980-12-11

Family

ID=27031673

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2504113A Expired DE2504113C3 (de) 1974-01-31 1975-01-31 Verfahren zur Herstellung eines Schwefelschaumstoffs

Country Status (6)

Country Link
JP (1) JPS5329318B2 (pl)
CA (1) CA1049198A (pl)
DE (1) DE2504113C3 (pl)
FI (1) FI750274A (pl)
FR (1) FR2259856A1 (pl)
SE (2) SE423104B (pl)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3337355A (en) * 1965-02-04 1967-08-22 Southwest Patents Inc Solid foamed sulphur and process for the manufacture thereof

Also Published As

Publication number Publication date
FR2259856A1 (en) 1975-08-29
FI750274A (pl) 1975-08-01
SE423104B (sv) 1982-04-13
DE2504113A1 (de) 1975-08-07
DE2504113B2 (de) 1980-04-17
SE7500881L (pl) 1975-08-01
CA1049198A (en) 1979-02-20
SE7909703L (sv) 1979-11-23
FR2259856B1 (pl) 1978-09-22
JPS5329318B2 (pl) 1978-08-19
SE423103B (sv) 1982-04-13
JPS50109194A (pl) 1975-08-28

Similar Documents

Publication Publication Date Title
EP0250969B1 (de) Verfahren zur Herstellung von zelligen Polyurethanelastomeren
DE2324175C3 (de) Verfahren zur Herstellung eines Polysulfidbrücken enthaltenden Schaumes
DE1105156B (de) Verfahren zur Herstellung von homogenen Formkoerpern und Schaumkoerpern
EP0062835A1 (de) Verfahren zur Herstellung von geschlossenzelligen Polyurethan-Formteilen mit einer verdichteten Randzone
DE1046303B (de) Verfahren zur Herstellung von elastomeren Formkoerpern
DE1720843B2 (de) Fuer den spritzguss geeignete polyurethane
DE3640855A1 (de) Verfahren zur herstellung von uretdionringen enthaltenden polyurethanen
DE69025025T2 (de) Polysulfid-Polyether und härtbare Zusammensetzungen
DE1767350A1 (de) Polyurethankatalysator
DE2843739C3 (de) Verfahren zur Herstellung von im wesentlichen homogenen Polyurethan-Elastomeren
EP0239870B1 (de) Verfahren zur Herstellung von thixotropen Bindemitteln, die nach diesem Verfahren erhältlichen Bindemittel und ihre Verwendung zur Herstellung von Beschichtungs- und Abdichtungsmitteln
DE2621582C2 (de) Verfahren zur Herstellung von flammfesten, keinen Rauch entwickelnden Polyurethanschaumstoffen
DE2504113C3 (de) Verfahren zur Herstellung eines Schwefelschaumstoffs
US3887504A (en) Process of making a sulfur containing foam and product obtained therefrom
US4011179A (en) Continuous sulfur foam preparation using polyisocyanates
DE4316321C1 (de) Verfahren zur Herstellung von Polymeren, welche Polyurethan- und/oder Polyharnstoff-Gruppierungen aufweisen
DE2546323C3 (de) Verfahren zur Herstellung eines Schwefelschaumstoffs
DE1147033B (de) Verfahren zur Herstellung von hochmolekularen vernetzten Kunststoffen
EP0148462A1 (de) Verfahren zur in situ-Herstellung von Harnstoffgruppen-enthaltenden Diisocyanaten in Polyolen, dem Verfahren entsprechende Dispersionen oder Lösungen sowie ihre Verwendung
US3954685A (en) Sulfur foam product and process
DE1045641B (de) Verfahren zur Herstellung kautschukelastischer Formkoerper
DE1961996A1 (de) Verfahren zur Herstellung von kristallinen Polyurethan-Kunststoffprodukten auf Basis von Diisocyanaten und schwach verzweigten Polyestern
EP0013923A1 (de) Suspensionen von Isocyanatoharnstoffen in Isocyanat-Präpolymeren, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung bei der Herstellung von hochmolekularen Polyurethankunststoffen
US4221605A (en) Sulfur foam process
DE2340927C3 (de) Verfahren zur Herstellung von Schäumen auf Schwefelbasis

Legal Events

Date Code Title Description
OI Miscellaneous see part 1
OI Miscellaneous see part 1
OI Miscellaneous see part 1
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: DEUFEL, P., DIPL.-WIRTSCH.-ING. DR.RER.NAT. SCHOEN, A., DIPL.-CHEM. DR.RER.NAT. HERTEL, W., DIPL.-PHYS., PAT.-ANW., 8000 MUENCHEN

8330 Complete renunciation