DE2946625A1 - Verfahren zur herstellung von polyurethanschaeumen mit reduziertem gehalt an aromatischem amin - Google Patents

Verfahren zur herstellung von polyurethanschaeumen mit reduziertem gehalt an aromatischem amin

Info

Publication number
DE2946625A1
DE2946625A1 DE19792946625 DE2946625A DE2946625A1 DE 2946625 A1 DE2946625 A1 DE 2946625A1 DE 19792946625 DE19792946625 DE 19792946625 DE 2946625 A DE2946625 A DE 2946625A DE 2946625 A1 DE2946625 A1 DE 2946625A1
Authority
DE
Germany
Prior art keywords
groups
isocyanate
carbon atoms
hydrogen
aromatic
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.)
Granted
Application number
DE19792946625
Other languages
German (de)
English (en)
Other versions
DE2946625C2 (fr
Inventor
James Leverette Guthrie
Clifton Leroy Kehr
Nelson Samuel Marans
Louis Leonhard Wood
Walter Robert Wszolek
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.)
Hampshire Chemical Corp
Original Assignee
WR Grace and 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 US05/962,542 external-priority patent/US4211847A/en
Priority claimed from US05/962,543 external-priority patent/US4510097A/en
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of DE2946625A1 publication Critical patent/DE2946625A1/de
Application granted granted Critical
Publication of DE2946625C2 publication Critical patent/DE2946625C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/71—Monoisocyanates or monoisothiocyanates
    • 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
    • C08G18/08—Processes
    • C08G18/14—Manufacture of cellular products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19792946625 1978-11-20 1979-11-19 Verfahren zur herstellung von polyurethanschaeumen mit reduziertem gehalt an aromatischem amin Granted DE2946625A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/962,542 US4211847A (en) 1976-09-29 1978-11-20 Polyurethane foams and foam forming compositions containing amine scavengers
US05/962,543 US4510097A (en) 1978-11-20 1978-11-20 Hindered aliphatic monoisocyanates

Publications (2)

Publication Number Publication Date
DE2946625A1 true DE2946625A1 (de) 1980-05-29
DE2946625C2 DE2946625C2 (fr) 1992-08-20

Family

ID=27130442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792946625 Granted DE2946625A1 (de) 1978-11-20 1979-11-19 Verfahren zur herstellung von polyurethanschaeumen mit reduziertem gehalt an aromatischem amin

Country Status (3)

Country Link
DE (1) DE2946625A1 (fr)
FR (1) FR2441637A1 (fr)
GB (2) GB2064538B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495611B1 (en) 1999-06-23 2002-12-17 Basf Aktiengesellschaft Polyisocyanate polyaddition products

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474669A (en) * 1980-06-02 1984-10-02 United States Steel Corporation Can-making lubricant
GB9108552D0 (en) * 1991-04-22 1991-06-05 Shell Int Research A process for preparing soft,flexible water-blown foams,and soft,flexible water-blown foams so prepared

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351650A (en) * 1963-11-26 1967-11-07 Mobay Chemical Corp 2, 4-and 2, 6-lower alkyl cyclohexylene diisocyanate mixtures
DE2743126A1 (de) * 1976-09-29 1978-04-06 Grace W R & Co Polyurethanschaeume

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS ERMITTELT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495611B1 (en) 1999-06-23 2002-12-17 Basf Aktiengesellschaft Polyisocyanate polyaddition products

Also Published As

Publication number Publication date
GB2064538A (en) 1981-06-17
DE2946625C2 (fr) 1992-08-20
FR2441637A1 (fr) 1980-06-13
GB2038855B (en) 1982-12-22
GB2038855A (en) 1980-07-30
FR2441637B1 (fr) 1984-10-26
GB2064538B (en) 1983-01-12

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: C07C119/045

8127 New person/name/address of the applicant

Owner name: W.R. GRACE & CO.-CONN., NEW YORK, N.Y., US

8128 New person/name/address of the agent

Representative=s name: FRHR. VON UEXKUELL, J., DIPL.-CHEM. DR.RER.NAT. GR

8125 Change of the main classification

Ipc: C07C263/00

8128 New person/name/address of the agent

Representative=s name: STOLBERG-WERNIGERODE, GRAF ZU, U., DIPL.-CHEM. DR.

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HAMPSHIRE CHEMICAL CORP., LEXINGTON, MASS., US

8328 Change in the person/name/address of the agent

Free format text: STOLBERG-WERNIGERODE, GRAF ZU, U., DIPL.-CHEM. DR.RER.NAT. SUCHANTKE, J., DIPL.-ING. HUBER, A., DIPL.-ING. VON KAMEKE, A., DIPL.-CHEM. DR.RER.NAT. VOELKER, I., DIPL.-BIOL. FRANCK, P., DIPL.-CHEM.ETH DR.SC.TECHN. BOTH, G., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 22607 HAMBURG

8339 Ceased/non-payment of the annual fee