FR2478110A2 - Masse d'enrobage en polyurethanes, son procede de preparation et son utilisation pour enrober des membranes - Google Patents
Masse d'enrobage en polyurethanes, son procede de preparation et son utilisation pour enrober des membranes Download PDFInfo
- Publication number
- FR2478110A2 FR2478110A2 FR8104493A FR8104493A FR2478110A2 FR 2478110 A2 FR2478110 A2 FR 2478110A2 FR 8104493 A FR8104493 A FR 8104493A FR 8104493 A FR8104493 A FR 8104493A FR 2478110 A2 FR2478110 A2 FR 2478110A2
- Authority
- FR
- France
- Prior art keywords
- coating
- castor oil
- mixture
- trimethylolpropane
- dialkyltin
- 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
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 47
- 239000011248 coating agent Substances 0.000 title claims abstract description 46
- 239000012528 membrane Substances 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 239000011527 polyurethane coating Substances 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 18
- 239000004814 polyurethane Substances 0.000 claims abstract description 14
- 150000001875 compounds Chemical class 0.000 claims abstract description 13
- 229920002635 polyurethane Polymers 0.000 claims abstract description 13
- 239000012510 hollow fiber Substances 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract 2
- 239000004359 castor oil Substances 0.000 claims description 57
- 235000019438 castor oil Nutrition 0.000 claims description 57
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 57
- 239000000203 mixture Substances 0.000 claims description 53
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 34
- 239000008199 coating composition Substances 0.000 claims description 25
- 239000012948 isocyanate Substances 0.000 claims description 22
- 238000004132 cross linking Methods 0.000 claims description 17
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 13
- 125000005442 diisocyanate group Chemical group 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 7
- 150000002513 isocyanates Chemical class 0.000 claims description 6
- 235000004443 Ricinus communis Nutrition 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 239000008280 blood Substances 0.000 claims description 5
- 210000004369 blood Anatomy 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims description 4
- 238000001784 detoxification Methods 0.000 claims description 3
- 210000000056 organ Anatomy 0.000 claims description 3
- 150000003606 tin compounds Chemical class 0.000 claims description 3
- 108010039491 Ricin Proteins 0.000 claims description 2
- MURVYWXXJMFXQK-UHFFFAOYSA-N [3,3-bis(hydroxymethyl)-5-isocyanato-1-(isocyanatomethyl)cyclohexyl]methanol Chemical compound OCC1(CO)CC(N=C=O)CC(CO)(CN=C=O)C1 MURVYWXXJMFXQK-UHFFFAOYSA-N 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims description 2
- 238000009750 centrifugal casting Methods 0.000 claims description 2
- 229940113165 trimethylolpropane Drugs 0.000 claims 12
- SDXWEYPXBISVJA-UHFFFAOYSA-N 2,2-dibutyldodecanoic acid Chemical compound CCCCCCCCCCC(CCCC)(CCCC)C(O)=O SDXWEYPXBISVJA-UHFFFAOYSA-N 0.000 claims 1
- 150000001491 aromatic compounds Chemical class 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 24
- 239000003054 catalyst Substances 0.000 description 15
- 238000003756 stirring Methods 0.000 description 15
- 229910052757 nitrogen Inorganic materials 0.000 description 12
- 125000003118 aryl group Chemical group 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 6
- 239000003431 cross linking reagent Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- XCKAPGALQORDHA-UHFFFAOYSA-L [Sn+4].CCCC[Sn++]CCCC.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O Chemical compound [Sn+4].CCCC[Sn++]CCCC.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O XCKAPGALQORDHA-UHFFFAOYSA-L 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- WCRDXYSYPCEIAK-UHFFFAOYSA-N dibutylstannane Chemical compound CCCC[SnH2]CCCC WCRDXYSYPCEIAK-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- -1 isocyanatomethyl-3,5,5-trimethylolcyclohexylisocyanate Chemical compound 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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
- C08G18/72—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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L33/00—Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment
- A61L33/06—Use of macromolecular materials
- A61L33/068—Use of macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
- B01D63/021—Manufacturing thereof
- B01D63/022—Encapsulating hollow fibres
- B01D63/023—Encapsulating materials
-
- 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
- C08G18/242—Catalysts containing metal compounds of tin organometallic compounds containing 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
- C08G18/28—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
- C08G18/36—Hydroxylated esters of higher fatty acids
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Transplantation (AREA)
- Inorganic Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dermatology (AREA)
- Materials Engineering (AREA)
- Hematology (AREA)
- Surgery (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
- External Artificial Organs (AREA)
- Sealing Material Composition (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803010030 DE3010030A1 (de) | 1980-03-15 | 1980-03-15 | Einbettmasse aus polyurethanen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2478110A2 true FR2478110A2 (fr) | 1981-09-18 |
| FR2478110B2 FR2478110B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-04-27 |
Family
ID=6097328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8104493A Granted FR2478110A2 (fr) | 1980-03-15 | 1981-03-06 | Masse d'enrobage en polyurethanes, son procede de preparation et son utilisation pour enrober des membranes |
Country Status (10)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3410133A1 (de) * | 1984-03-20 | 1985-10-03 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran aus cellulose mit verbesserter biokompatibilitaet |
| US4741927A (en) * | 1984-03-20 | 1988-05-03 | Akzo Nv | Production of cellulose dialysis membrane with improved biocompatibility |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3106498A1 (de) * | 1981-02-21 | 1982-09-09 | Akzo Gmbh, 5600 Wuppertal | Einbettmasse aus polyurethanen |
| DE3411361A1 (de) * | 1984-03-28 | 1985-10-10 | Akzo Gmbh, 5600 Wuppertal | Einbettmaterial, verfahren zu seiner herstellung und seine verwendung |
| DE3541478A1 (de) * | 1985-11-23 | 1987-05-27 | Beiersdorf Ag | Herzklappenprothese und verfahren zu deren herstellung |
| JP2610042B2 (ja) * | 1987-09-21 | 1997-05-14 | テルモ 株式会社 | 体外循環用医療用器具の製造方法 |
| US5782931A (en) * | 1996-07-30 | 1998-07-21 | Baxter International Inc. | Methods for mitigating calcification and improving durability in glutaraldehyde-fixed bioprostheses and articles manufactured by such methods |
| US20030186008A1 (en) * | 2002-03-29 | 2003-10-02 | Sutton Stephen P. | Spirally wound packages of soft thermoplastic elastomer tape, film, or sheet and processes for producing same |
| US7045085B2 (en) * | 2002-04-15 | 2006-05-16 | Sutton Stephen P | Elastomer composition and methods for using same |
| US7763341B2 (en) | 2004-01-23 | 2010-07-27 | Century-Board Usa, Llc | Filled polymer composite and synthetic building material compositions |
| WO2006012149A2 (en) | 2004-06-24 | 2006-02-02 | Century-Board Usa, Llc | Continuous forming apparatus for three-dimensional foamed products |
| US7794224B2 (en) | 2004-09-28 | 2010-09-14 | Woodbridge Corporation | Apparatus for the continuous production of plastic composites |
| JP5055767B2 (ja) * | 2005-12-27 | 2012-10-24 | 日本ポリウレタン工業株式会社 | ポリウレタン樹脂形成性組成物、シール材及び中空糸膜モジュール |
| BRPI0708829A2 (pt) | 2006-03-24 | 2012-03-13 | Century-Board Usa, Llc | métodos de formação de material polimérico composto num extrusor |
| JP2008214366A (ja) * | 2007-02-28 | 2008-09-18 | Sanyo Chem Ind Ltd | 膜モジュールのシール材用注型ポリウレタン樹脂形成性組成物 |
| US8846776B2 (en) | 2009-08-14 | 2014-09-30 | Boral Ip Holdings Llc | Filled polyurethane composites and methods of making same |
| US9481759B2 (en) | 2009-08-14 | 2016-11-01 | Boral Ip Holdings Llc | Polyurethanes derived from highly reactive reactants and coal ash |
| WO2013052732A1 (en) | 2011-10-07 | 2013-04-11 | Boral Industries Inc. | Inorganic polymer/organic polymer composites and methods of making same |
| WO2014168633A1 (en) | 2013-04-12 | 2014-10-16 | Boral Ip Holdings (Australia) Pty Limited | Composites formed from an absorptive filler and a polyurethane |
| WO2016018226A1 (en) | 2014-07-28 | 2016-02-04 | Crocco Guy | The use of evaporative coolants to manufacture filled polyurethane composites |
| WO2016022103A1 (en) | 2014-08-05 | 2016-02-11 | Amitabha Kumar | Filled polymeric composites including short length fibers |
| WO2016118141A1 (en) | 2015-01-22 | 2016-07-28 | Boral Ip Holdings (Australia) Pty Limited | Highly filled polyurethane composites |
| WO2016195717A1 (en) | 2015-06-05 | 2016-12-08 | Boral Ip Holdings (Australia) Pty Limited | Filled polyurethane composites with lightweight fillers |
| WO2017082914A1 (en) | 2015-11-12 | 2017-05-18 | Boral Ip Holdings (Australia) Pty Limited | Filled polyurethane composites with size-graded fillers |
| JP7286912B2 (ja) * | 2016-12-15 | 2023-06-06 | 東ソー株式会社 | アロファネート基含有ポリイソシアネートプレポリマー |
| CN112480854A (zh) * | 2020-11-26 | 2021-03-12 | 广东顺德巍龙复合材料有限公司 | 双组份改性蓖麻油户外电子用聚氨酯封装胶及其制备方法 |
| CN112724363B (zh) * | 2020-12-28 | 2022-10-25 | 山东一诺威聚氨酯股份有限公司 | 海底电缆灌封用聚氨酯灌封胶及其制备方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2983693A (en) * | 1956-12-20 | 1961-05-09 | Du Pont | Isocyanate terminated polyurethane adhesive composition |
| US3047520A (en) * | 1958-10-28 | 1962-07-31 | Allied Chem | Protective urethane coating composition |
| US3351573A (en) * | 1961-06-13 | 1967-11-07 | Allied Chem | Catalyzed storage-stable quick drying coating composition containing polyurethane-polyisocyanate film former |
| US3274134A (en) * | 1961-09-14 | 1966-09-20 | Ramos Thomas | Very soft urethane vulcanizates which comprise a fully saturated urethane prepolymer and an organotin compound |
| US3546148A (en) * | 1966-10-17 | 1970-12-08 | Minnesota Mining & Mfg | Polyurethane composition and surfacing |
| US3483150A (en) * | 1967-02-15 | 1969-12-09 | Arthur Ehrlich | Polyurethane prepolymers and elastomers |
| GB1204100A (en) | 1968-05-15 | 1970-09-03 | Bayer Ag | Process for the production of foam plastics which contain urethane groups |
| US3691117A (en) * | 1970-08-10 | 1972-09-12 | Alfred E Messerly | Polyurethane compositions of matter and methods of manufacture |
| BE786328A (fr) | 1971-07-15 | 1973-01-15 | Ici Ltd | Preparation de polyurethannes |
| US3965073A (en) * | 1973-06-04 | 1976-06-22 | The Dow Chemical Company | Preparation of rapid setting non-elastomeric polyurethane compositions in the presence of ester-modified polyoxyalkylene compounds |
| US4038239A (en) * | 1973-11-23 | 1977-07-26 | Contech Inc. | Moisture curable polyurethane systems |
| US4038304A (en) * | 1974-05-20 | 1977-07-26 | Takeda Chemical Industries, Ltd. | Urethane prepolymer |
| US4045527A (en) * | 1974-09-23 | 1977-08-30 | Hitco | Polyurethane and composite thereof |
| US4101471A (en) | 1975-12-18 | 1978-07-18 | M & T Chemicals Inc. | High resiliency foam with improved load bearing ability by use of organotin mercaptides |
| US4055548A (en) | 1976-09-17 | 1977-10-25 | The Upjohn Company | Storage-stable liquid polyisocyanate composition |
| DE2813197C2 (de) * | 1978-03-25 | 1983-09-08 | Akzo Gmbh, 5600 Wuppertal | Einbettmaterial, Verfahren zu seiner Herstellung und seine Verwendung |
| IT1114714B (it) | 1978-03-25 | 1986-01-27 | Akzo Nv | Massa di incorporazione poliuretanica e relativo procedimento di produzione |
-
1980
- 1980-03-15 DE DE19803010030 patent/DE3010030A1/de not_active Ceased
-
1981
- 1981-02-27 NL NL8100952A patent/NL8100952A/nl not_active Application Discontinuation
- 1981-03-06 FR FR8104493A patent/FR2478110A2/fr active Granted
- 1981-03-06 IT IT47962/81A patent/IT1142661B/it active
- 1981-03-09 CA CA000372531A patent/CA1189239A/en not_active Expired
- 1981-03-12 GB GB8107899A patent/GB2072206B/en not_active Expired
- 1981-03-13 US US06/243,342 patent/US4344873A/en not_active Expired - Lifetime
- 1981-03-13 SE SE8101599A patent/SE449869B/sv not_active IP Right Cessation
- 1981-03-13 BE BE0/204112A patent/BE887935R/fr not_active IP Right Cessation
- 1981-03-16 JP JP3668181A patent/JPS56145916A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3410133A1 (de) * | 1984-03-20 | 1985-10-03 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran aus cellulose mit verbesserter biokompatibilitaet |
| US4741927A (en) * | 1984-03-20 | 1988-05-03 | Akzo Nv | Production of cellulose dialysis membrane with improved biocompatibility |
| US4772393A (en) * | 1984-03-20 | 1988-09-20 | Akzo Nv | Cellulose dialysis membrane with improved biocompatibility |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0135852B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-07-27 |
| IT1142661B (it) | 1986-10-15 |
| SE449869B (sv) | 1987-05-25 |
| IT8147962A0 (it) | 1981-03-06 |
| US4344873A (en) | 1982-08-17 |
| JPS56145916A (en) | 1981-11-13 |
| GB2072206B (en) | 1983-06-22 |
| FR2478110B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-04-27 |
| BE887935R (fr) | 1981-07-01 |
| NL8100952A (nl) | 1981-10-16 |
| DE3010030A1 (de) | 1981-09-24 |
| SE8101599L (sv) | 1981-09-16 |
| GB2072206A (en) | 1981-09-30 |
| CA1189239A (en) | 1985-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2478110A2 (fr) | Masse d'enrobage en polyurethanes, son procede de preparation et son utilisation pour enrober des membranes | |
| EP0012701B1 (fr) | Compositions de PVC et de polyuréthane à usage médical, procédé pour leur préparation, et objets mis en forme obtenus à partir de ces compositions | |
| CA1146691A (en) | Embedded material of polyurethane | |
| FR2497217A1 (fr) | Polymere sequence compatible avec le sang du type (a) (b) (c) ou (a) est un polyalkylsiloxane, (b) est un segment dur de fusion de plus de 37 oc et (c) est un polymere hydrophile | |
| FR2539135A1 (fr) | Hydrogels de polyurethane et procede de fabrication | |
| FR2500464A1 (fr) | Masses d'enrobage en polyurethane, leur procede de fabrication et leur utilisation | |
| FR2494284A1 (fr) | Compositions generatrices de polyurethanne, ameliorees et stables, contenant un catalyseur, qui ne sont pas cytotoxiques apres durcissement et dispositifs separateurs les utilisant | |
| FR2546170A1 (fr) | Polyurethanes biocompatibles, leurs procedes de preparation et leurs utilisations | |
| FR2612193A1 (fr) | Polymere thermofusible, utile comme agent adhesif, son procede de fabrication et son application au collage de materiaux | |
| FR2468621A1 (fr) | Compositions catalysees formatrices de polyurethannes non toxiques et appareil separateur utilisant ces compositions | |
| EP0174225B2 (fr) | Compositions réactives à base de oligomères de polyamides et de résines époxydes | |
| CN107074907A (zh) | 采用膜分离的反应方法 | |
| FR2766828A1 (fr) | Compositions generatrices de polyurethane non cytotoxique | |
| JPH0328449B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| EP0309364B1 (fr) | Procédé de purification et d'isolement de condensats d'isocyanates par extraction au co2 liquide ou supercritique | |
| JPS60126164A (ja) | ジイソシアネート付加ポリマーから成る血液透析及び／又は血液濾過用膜及びその製造方法 | |
| EP0136940B1 (fr) | Procédé de fabrication d'objets moulés | |
| CH630933A5 (fr) | Procede d'obtention en continu de polyamides derives de la para-phenylenediamine. | |
| FR2459674A1 (fr) | Dialyseur avec membrane en fibres creuses et son procede de fabrication | |
| EP0894813B1 (fr) | Articles médicaux non cytotoxiques en polyuréthane | |
| BE646850A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| FR2518421A1 (fr) | Empotage de membranes plastifiees, thermosensibles | |
| FR2596053A1 (fr) | Procede pour la preparation de copolymeres sequences polyurethanne/polyamide pouvant subir une mise en oeuvre pour thermoplastique, et leur utilisation | |
| JPS6331508A (ja) | 選択透過膜の製造方法 | |
| FR2511381A1 (fr) | Procede de fabrication d'elastomeres moules par injection a reaction en utilisant un systeme catalytique contenant un constituant polymere et systeme catalytique utilise |