ES8200916A1 - Un procedimiento mejorado para preparar una composicion de poliuretano curada no citotoxica. - Google Patents

Un procedimiento mejorado para preparar una composicion de poliuretano curada no citotoxica.

Info

Publication number
ES8200916A1
ES8200916A1 ES498040A ES498040A ES8200916A1 ES 8200916 A1 ES8200916 A1 ES 8200916A1 ES 498040 A ES498040 A ES 498040A ES 498040 A ES498040 A ES 498040A ES 8200916 A1 ES8200916 A1 ES 8200916A1
Authority
ES
Spain
Prior art keywords
separatory
catalyst
cytotoxic
cured
forming compositions
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
ES498040A
Other languages
English (en)
Other versions
ES498040A0 (es
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.)
NL Industries Inc
Original Assignee
NL Industries Inc
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 NL Industries Inc filed Critical NL Industries Inc
Publication of ES8200916A1 publication Critical patent/ES8200916A1/es
Publication of ES498040A0 publication Critical patent/ES498040A0/es
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
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/22—Catalysts containing metal compounds
    • C08G18/24—Catalysts containing metal compounds of tin
    • C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
    • C08G18/246—Catalysts containing metal compounds of tin tin salts of carboxylic acids containing also tin-carbon bonds
    • 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

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)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PROCEDIMIENTO PARA PREPARAR UNA COMPOSICION DE POLIURETANO CURADA NO CITOTOXICA. CONSISTE EN HACER REACCIONAR UN PRIMER COMPONENTE QUE CONTIENE AL MENOS UN PREPOLIMERO TERMINADO EN NCO, CON UN SEGUNDO COMPONENTE QUE CONTIENE AL MENOS UN POLIOL, EN PRESENCIA DE UN CATALIZADOR FORMADO ESENCIALMENTE POR UN COMPUESTO DICARBOXILADO DE DIALCOHILESTAÑO DE FORMULA (I), DONDE R1 Y R2 REPRESENTAN GRUPOS ALCOHILO, LINEALES O RAMIFICADOS, CON MENOS DE 18 ATOMOS DE CARBONO POR MOLECULA; Y R3 Y R4 REPRESENTAN GRUPOS CARBOXILATO DERIVADOS DE UNO O MAS ACIDO HIDROXICARBOXILICOS ALIFATICOS, SATURADOS O INSATURADOS, LINEALES O RAMIFICADOS, CON 2 A 18 ATOMOS DE CARBONO POR MOLECULA, O DE UNO O MAS ACIDOS CARBOXILICOS ALIFATICOS, SATURADOS O INSATURADOS, LINEALES O RAMIFICADOS.
ES498040A 1980-11-14 1980-12-22 Un procedimiento mejorado para preparar una composicion de poliuretano curada no citotoxica. Granted ES498040A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/206,816 US4332927A (en) 1980-11-14 1980-11-14 Catalyst-containing stable polyurethane forming compositions which are non-cytotoxic when cured and separatory devices employing same

Publications (2)

Publication Number Publication Date
ES8200916A1 true ES8200916A1 (es) 1981-11-16
ES498040A0 ES498040A0 (es) 1981-11-16

Family

ID=22768099

Family Applications (1)

Application Number Title Priority Date Filing Date
ES498040A Granted ES498040A0 (es) 1980-11-14 1980-12-22 Un procedimiento mejorado para preparar una composicion de poliuretano curada no citotoxica.

Country Status (12)

Country Link
US (1) US4332927A (es)
JP (1) JPS5787415A (es)
AU (1) AU6569180A (es)
BE (1) BE887042A (es)
CA (1) CA1174399A (es)
DE (1) DE3048529A1 (es)
ES (1) ES498040A0 (es)
FR (1) FR2494284A1 (es)
GB (1) GB2087910B (es)
IE (1) IE50617B1 (es)
IT (1) IT1142168B (es)
NL (1) NL8007007A (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879032A (en) * 1984-06-04 1989-11-07 Allied Resin Corporation Fluid separatory devices having improved potting and adhesive compositions
US4886600A (en) * 1988-02-18 1989-12-12 Caschem, Inc. Moisture and glycerine resistant polyurethane compositions for separatory devices
US5089645A (en) * 1989-09-11 1992-02-18 Air Products And Chemicals, Inc. Hydroxyl-containing organotin catalysts for making polyurethanes
US5089583A (en) * 1989-10-20 1992-02-18 Air Products And Chemicals, Inc. Heterocyclic diorganotin catalysts for use in polyurethane systems
US5089584A (en) * 1989-10-20 1992-02-18 Air Products And Chemicals, Inc. Polymeric diorganotin catalysts for use in polyurethane systems
EP0490276A3 (en) * 1990-12-12 1993-04-07 Air Products And Chemicals, Inc. Hydroxyl-containing organotin catalysts for making polyurethane rim elastomers
EP0490278B1 (en) * 1990-12-12 1996-02-14 Air Products And Chemicals, Inc. Polyurethane rim elastomers obtained with hydroxyl-containing organotin catalysts
DE4315173A1 (de) * 1992-12-23 1994-06-30 Bayer Ag Reine, insbesondere katalysatorfreie Polyurethane
US5630922A (en) * 1995-12-26 1997-05-20 Ppg Industries, Inc. Electrodepositable coating composition containing diorganotin dicarboxylates
FR2766829B1 (fr) * 1997-07-31 1999-10-22 Hospal Ind Compositions generatrices de polyurethane non cytotoxique
US5976371A (en) * 1997-12-09 1999-11-02 H.B. Fuller Licensing & Financing, Inc. White-opalescent adhesives for the preparation of bonded filters
NZ505726A (en) * 1998-01-28 2002-10-25 Bristol Myers Squibb Co Methods of preparing polyurethane adhesives, and pressure sensitive adhesives produced thereby
US6472493B1 (en) 1999-11-23 2002-10-29 E. I. Du Pont De Nemours And Company Clear coating composition having improved early hardness and water resistance
US20030015823A1 (en) * 2001-07-18 2003-01-23 Hydranautics Method for forming a thick section, thermoset, solid casting
EP1375546A1 (en) * 2002-06-21 2004-01-02 Crompton GmbH Low emission tin catalysts
EP2184304A1 (de) * 2008-05-06 2010-05-12 Basf Se Polyurethanverdicker
ES2602757T3 (es) 2009-05-15 2017-02-22 Interface Biologics Inc. Membranas de fibra hueca, material de encapsulación y tubo para la sangre antitrombogénicos
AU2010296403A1 (en) * 2009-09-18 2012-04-05 Asahi Glass Company, Limited Process for production of flexible polyurethane foam
US9556305B2 (en) 2014-04-14 2017-01-31 Crosslink Technology Inc. Non-cytotoxic urethane elastomer
EP3280516B1 (en) * 2015-04-09 2019-12-18 Elantas Pdg, Inc. Polyurethane adhesives for reverse osmosis modules
JP2021193170A (ja) * 2020-06-08 2021-12-23 旭化成株式会社 ポリイソシアネート組成物及び樹脂組成物

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL106889C (es) * 1957-09-25 1900-01-01
NL273014A (es) * 1960-12-29
US3280049A (en) * 1963-11-29 1966-10-18 Union Carbide Corp Premixes for polyurethane foams
FR1509721A (fr) * 1966-02-01 1968-01-12 Du Pont Fabrication de mousses de polyuréthanes
US3907687A (en) * 1968-12-07 1975-09-23 Baxter Laboratories Inc Plate dialyzer
US3706714A (en) * 1971-02-02 1972-12-19 Jefferson Chem Co Inc Polyurethane polyols
US3931387A (en) * 1973-04-17 1976-01-06 Inter-Polymer Research Corporation Catalyst system for injection molding polyurethanes
US3925037A (en) * 1974-02-04 1975-12-09 Gen Electric High pressure membrane package construction
DE2434185A1 (de) * 1974-07-16 1976-02-05 Bayer Ag Verfahren zur herstellung von amidin-metall-komplexen
US4045527A (en) * 1974-09-23 1977-08-30 Hitco Polyurethane and composite thereof
DE2601082A1 (de) * 1976-01-14 1977-07-21 Bayer Ag Katalysatoren fuer isocyanat-polyadditionsreaktionen
US4150212A (en) * 1976-01-14 1979-04-17 Bayer Aktiengesellschaft Catalytic process for polyurethane elastomers and foams
US4170559A (en) * 1976-11-05 1979-10-09 N L Industries, Inc. Hollow fiber separatory device
US4223098A (en) * 1978-10-30 1980-09-16 M&T Chemicals Inc. Blowing catalyst composition for low density flexible polyurethane foams

Also Published As

Publication number Publication date
AU6569180A (en) 1982-05-20
JPS5787415A (en) 1982-05-31
US4332927A (en) 1982-06-01
NL8007007A (nl) 1982-06-16
DE3048529A1 (de) 1982-06-24
IT1142168B (it) 1986-10-08
IT8027026A0 (it) 1980-12-31
GB2087910B (en) 1984-05-31
CA1174399A (en) 1984-09-11
IE802632L (en) 1982-05-14
DE3048529C2 (es) 1992-12-03
FR2494284B1 (es) 1984-05-25
BE887042A (fr) 1981-05-04
ES498040A0 (es) 1981-11-16
FR2494284A1 (fr) 1982-05-21
IE50617B1 (en) 1986-05-28
GB2087910A (en) 1982-06-03
JPS6337807B2 (es) 1988-07-27

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