IT8324225A1 - Agenti depuratori ad alto peso molecolare di ammine aromatiche e procedimento di impiego - Google Patents

Agenti depuratori ad alto peso molecolare di ammine aromatiche e procedimento di impiego

Info

Publication number
IT8324225A1
IT8324225A1 IT1983A24225A IT2422583A IT8324225A1 IT 8324225 A1 IT8324225 A1 IT 8324225A1 IT 1983A24225 A IT1983A24225 A IT 1983A24225A IT 2422583 A IT2422583 A IT 2422583A IT 8324225 A1 IT8324225 A1 IT 8324225A1
Authority
IT
Italy
Prior art keywords
procedure
molecular weight
high molecular
aromatic amines
purification agents
Prior art date
Application number
IT1983A24225A
Other languages
English (en)
Other versions
IT1170010B (it
IT8324225A0 (it
Original Assignee
Grace W R & 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
Application filed by Grace W R & Co filed Critical Grace W R & Co
Publication of IT8324225A0 publication Critical patent/IT8324225A0/it
Publication of IT8324225A1 publication Critical patent/IT8324225A1/it
Application granted granted Critical
Publication of IT1170010B publication Critical patent/IT1170010B/it

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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
    • 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
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • C08G18/6677—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
    • 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
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/724—Combination of aromatic polyisocyanates with (cyclo)aliphatic polyisocyanates
    • 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
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
    • 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
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
    • C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
    • C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
    • C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
    • C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/905—Hydrophilic or hydrophobic cellular product

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)
IT24225/83A 1983-01-17 1983-12-16 Agenti depuratori ad alto peso molecolare di ammine aromatiche e procedimento di impiego IT1170010B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/458,434 US4439553A (en) 1983-01-17 1983-01-17 High molecular weight aromatic amine scavengers and method of use

Publications (3)

Publication Number Publication Date
IT8324225A0 IT8324225A0 (it) 1983-12-16
IT8324225A1 true IT8324225A1 (it) 1985-06-16
IT1170010B IT1170010B (it) 1987-06-03

Family

ID=23820771

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24225/83A IT1170010B (it) 1983-01-17 1983-12-16 Agenti depuratori ad alto peso molecolare di ammine aromatiche e procedimento di impiego

Country Status (10)

Country Link
US (1) US4439553A (it)
BE (1) BE898701A (it)
CA (1) CA1210897A (it)
CH (1) CH661049A5 (it)
DE (1) DE3347731C2 (it)
FR (1) FR2539420B1 (it)
GB (1) GB2133802B (it)
IT (1) IT1170010B (it)
NL (1) NL189513C (it)
SE (1) SE458364B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2019533A1 (en) * 1989-11-09 1991-05-09 William H. Hollister Face mask and face mask components
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
GB9117913D0 (en) * 1991-08-20 1991-10-09 Smith & Nephew Polyurethane foams
DE19928675B4 (de) * 1999-06-23 2008-09-11 Basf Se Verwendung von Metallsalzen in Polyisocyanat-Polyadditionsprodukten
US6965468B2 (en) * 2003-07-03 2005-11-15 Reflectivity, Inc Micromirror array having reduced gap between adjacent micromirrors of the micromirror array
US8058493B2 (en) 2003-05-21 2011-11-15 Baker Hughes Incorporated Removing amines from hydrocarbon streams
JP2011500930A (ja) * 2007-10-22 2011-01-06 ビーエーエスエフ ソシエタス・ヨーロピア ウレタン基含有ポリイソシアネート
US9938470B2 (en) 2012-05-10 2018-04-10 Baker Hughes, A Ge Company, Llc Multi-component scavenging systems
US9809680B2 (en) 2015-11-12 2017-11-07 International Business Machines Corporation Amine scavengers for synthesis of polythioaminals

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094495A (en) * 1958-09-15 1963-06-18 Mobay Chemical Corp Process for preparing cellular polyurethanes from mixture of two prepolymers and resulting product
DE1122254B (de) * 1960-07-05 1962-01-18 Bayer Ag Verfahren zur Herstellung von primaere Amino- und Harnstoffgruppen aufweisenden hoehermolekularen Verbindungen
GB967444A (en) * 1962-05-23 1964-08-19 Shell Int Research A process for the preparation of polyurethanes
GB1125285A (en) * 1965-03-15 1968-08-28 Ici Ltd Polyurethane coating compositions and their use
DE1240654B (de) * 1965-05-14 1967-05-18 Bayer Ag Verfahren zur Herstellung vernetzter Kunststoffe nach dem Isocyanat-Polyadditions-Verfahren
US3549569A (en) * 1966-10-10 1970-12-22 Textron Inc Polyurethane coating compositions prepared from 1-isocyanato-3-isocyanatomethyl-3,5,5-trimethylcyclohexane
US3463748A (en) * 1967-01-30 1969-08-26 Goodyear Tire & Rubber Method of curing polyurethanes with diamine-ketone mixtures treated with anhydrous drying compounds
US3554962A (en) * 1968-03-29 1971-01-12 Uniroyal Inc Light stable polyurethanes
US3607837A (en) * 1968-11-12 1971-09-21 Basf Wyandotte Corp Water-soluble urethane-urea polymers prepared by melt polymerization
US3645907A (en) * 1969-08-25 1972-02-29 Goodyear Tire & Rubber Composition prepared by treating diamine-ketone mixtures with calcium carbide
BE792358A (fr) * 1971-12-07 1973-06-06 Bayer Ag Nouveaux elastomeres de polyurethanes et leur procede de fabrication
US3839491A (en) * 1972-12-14 1974-10-01 Peritech Int Corp Low volatility polyurethane prepolymer
US3897581A (en) * 1973-03-27 1975-07-29 Sumitomo Bakelite Co Plywood veneer of edge-bonded wet wood pieces and method of making same
DE2714838A1 (de) * 1976-04-06 1977-10-20 Grace W R & Co Polyurethanschaum und verfahren zu dessen herstellung
DE2637115C3 (de) * 1976-08-18 1980-10-09 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethanharnstoffen
US4211847A (en) * 1976-09-29 1980-07-08 W. R. Grace & Co. Polyurethane foams and foam forming compositions containing amine scavengers
DE2743126A1 (de) * 1976-09-29 1978-04-06 Grace W R & Co Polyurethanschaeume
DE2731815A1 (de) * 1977-07-14 1979-02-01 Basf Ag Polyurethan-harnstoff-elastomere
US4230822A (en) * 1978-10-10 1980-10-28 W. R. Grace & Co. Flame-retardant polyurethane foams
US4381332A (en) * 1982-01-19 1983-04-26 W. R. Grace & Co. Adhesive and resulting nonwoven fabric

Also Published As

Publication number Publication date
FR2539420A1 (fr) 1984-07-20
GB8400938D0 (en) 1984-02-15
IT1170010B (it) 1987-06-03
FR2539420B1 (fr) 1987-11-27
DE3347731A1 (de) 1984-09-06
NL189513C (nl) 1993-05-03
CH661049A5 (de) 1987-06-30
GB2133802A (en) 1984-08-01
IT8324225A0 (it) 1983-12-16
SE458364B (sv) 1989-03-20
SE8304496D0 (sv) 1983-08-18
GB2133802B (en) 1986-04-16
DE3347731C2 (de) 1994-04-07
NL8303034A (nl) 1984-08-16
NL189513B (nl) 1992-12-01
US4439553A (en) 1984-03-27
BE898701A (fr) 1984-05-16
SE8304496L (sv) 1984-07-18
CA1210897A (en) 1986-09-02

Similar Documents

Publication Publication Date Title
IT1153099B (it) Medicamenti ad alto grado di solubilita' e procedimento per il loro ottenimento
IT8622096A0 (it) Procedimento e dispositivo per la depurazione di gas di rigetto.
IT8620962A1 (it) Super-purificatore per gas argo e relativo procedimento di purificazione
IT8447911A0 (it) Apparecchiatura per il trattamentodi bottiglia e simili
IT1204420B (it) Super-purificatore per azoto e relativo procedimento di purificazione
BR8404727A (pt) Plataforma maritima flexivel
DK627186A (da) Fremgangsmaade og middel til beskyttelse af vejbelaegninger mod revnedannelse
IT8324225A1 (it) Agenti depuratori ad alto peso molecolare di ammine aromatiche e procedimento di impiego
IT8548410A0 (it) Procedimento ed apparecchio per purificare gas di scarico
IT1184164B (it) Triptidi ad azione ipotensiva e procedimento per la loro sintesi
BR8400083A (pt) Unidades pre fabricadas para construcao modular de rodovias e metodo para construcao modular de rodovias
DK102389D0 (da) Anvendelse af interleukin
DK406384D0 (da) Imidazobenzodiazepinderivater og disses anvendelse
ES526276A0 (es) Procedimiento de preparacion de nuevas n-(5-aminometil 2-oxazolin 2-il)-n'-fenilureas
DE3266645D1 (de) N-(arylthioalkyl)-n'-(aminoalkyl)ureas
DK450384D0 (da) Aromatiske aminer
ES289551Y (es) Herradura para instalaciones hoteleras y similares
BR8700614A (pt) Ponte do embarque e desembarque
SE8301356D0 (sv) New synthesis of 2- and 4- nitrobenzylalcohols and 2- and 4- nitrobenzaldehydes
DK363786D0 (da) Hydroquinoliner og anvendelse deraf
BR8903829A (pt) Purificacao de telomeros preparados de cloro-tri-fluor-etileno e tri-cloro-tri-fluor-etano
FR2592373B3 (fr) Sable reconstitue
SE9202765D0 (sv) Anordning foer att haalla broar och andra objekt isfria vintertid
KR950700740A (ko) 혈소판 활성화 인자 길항제 조성물 및 인터루킨-2 유도된 폐손상을 치료하는 방법(Compositions of Platelet Activating Factor Antagonists and Methods of Treating Interleukin-2 Induced Lung Injury Therewith)
RO92253A2 (ro) Dorn externsibil diamantat de honuit alezaje

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961227