ZA200105804B - A film for medical use, consisting of linear block polymers of polyurethane and a method for the production of such a film. - Google Patents
A film for medical use, consisting of linear block polymers of polyurethane and a method for the production of such a film. Download PDFInfo
- Publication number
- ZA200105804B ZA200105804B ZA200105804A ZA200105804A ZA200105804B ZA 200105804 B ZA200105804 B ZA 200105804B ZA 200105804 A ZA200105804 A ZA 200105804A ZA 200105804 A ZA200105804 A ZA 200105804A ZA 200105804 B ZA200105804 B ZA 200105804B
- Authority
- ZA
- South Africa
- Prior art keywords
- film
- solvent
- procedure
- porosity
- polymer
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 229920002635 polyurethane Polymers 0.000 title description 3
- 239000004814 polyurethane Substances 0.000 title description 3
- 239000002904 solvent Substances 0.000 claims description 34
- 239000011148 porous material Substances 0.000 claims description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 125000004185 ester group Chemical group 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229920003226 polyurethane urea Polymers 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- 239000012296 anti-solvent Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 241000124008 Mammalia Species 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000007669 thermal treatment Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 48
- 239000000243 solution Substances 0.000 description 22
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 14
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 11
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 11
- 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 10
- 239000011521 glass Substances 0.000 description 10
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003517 fume Substances 0.000 description 7
- 210000001519 tissue Anatomy 0.000 description 7
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 6
- 230000012010 growth Effects 0.000 description 6
- 150000002009 diols Chemical class 0.000 description 4
- 230000035876 healing Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 102000008186 Collagen Human genes 0.000 description 3
- 108010035532 Collagen Proteins 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 210000000845 cartilage Anatomy 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 229920001436 collagen Polymers 0.000 description 3
- 210000002808 connective tissue Anatomy 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 125000005442 diisocyanate group Chemical group 0.000 description 3
- 210000002950 fibroblast Anatomy 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 239000004970 Chain extender Substances 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 230000010261 cell growth Effects 0.000 description 2
- 150000004985 diamines Chemical class 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- -1 diol esters Chemical class 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 229920001610 polycaprolactone Polymers 0.000 description 2
- 239000004632 polycaprolactone Substances 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- PTBDIHRZYDMNKB-UHFFFAOYSA-N 2,2-Bis(hydroxymethyl)propionic acid Chemical compound OCC(C)(CO)C(O)=O PTBDIHRZYDMNKB-UHFFFAOYSA-N 0.000 description 1
- LZDXRPVSAKWYDH-UHFFFAOYSA-N 2-ethyl-2-(prop-2-enoxymethyl)propane-1,3-diol Chemical compound CCC(CO)(CO)COCC=C LZDXRPVSAKWYDH-UHFFFAOYSA-N 0.000 description 1
- PAKCOSURAUIXFG-UHFFFAOYSA-N 3-prop-2-enoxypropane-1,2-diol Chemical compound OCC(O)COCC=C PAKCOSURAUIXFG-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 102000009123 Fibrin Human genes 0.000 description 1
- 108010073385 Fibrin Proteins 0.000 description 1
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 208000006670 Multiple fractures Diseases 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 208000006735 Periostitis Diseases 0.000 description 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 210000001612 chondrocyte Anatomy 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- WVIIMZNLDWSIRH-UHFFFAOYSA-N cyclohexylcyclohexane Chemical compound C1CCCCC1C1CCCCC1 WVIIMZNLDWSIRH-UHFFFAOYSA-N 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- JXCHMDATRWUOAP-UHFFFAOYSA-N diisocyanatomethylbenzene Chemical compound O=C=NC(N=C=O)C1=CC=CC=C1 JXCHMDATRWUOAP-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229940113088 dimethylacetamide Drugs 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 210000005081 epithelial layer Anatomy 0.000 description 1
- 229950003499 fibrin Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- XJRAOMZCVTUHFI-UHFFFAOYSA-N isocyanic acid;methane Chemical compound C.N=C=O.N=C=O XJRAOMZCVTUHFI-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- RQEPEDPOJQCJJT-UHFFFAOYSA-N methyl 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoate Chemical compound COC(=O)C(C)(CO)CO RQEPEDPOJQCJJT-UHFFFAOYSA-N 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 210000000963 osteoblast Anatomy 0.000 description 1
- 210000003460 periosteum Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 210000000130 stem cell Anatomy 0.000 description 1
- 230000009772 tissue formation Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000005406 washing 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
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8048—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/34
-
- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/06—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated 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
-
- 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
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
- C08G18/8038—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3225
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9900345A SE514064C2 (sv) | 1999-02-02 | 1999-02-02 | Film för medicinsk användning bestående av linjära blockpolymerer av polyuretaner samt förfarande för framställning av en sådan film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200105804B true ZA200105804B (en) | 2002-10-30 |
Family
ID=20414329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200105804A ZA200105804B (en) | 1999-02-02 | 2001-07-13 | A film for medical use, consisting of linear block polymers of polyurethane and a method for the production of such a film. |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US6627258B1 (id) |
| EP (1) | EP1148896A1 (id) |
| JP (1) | JP2002536461A (id) |
| KR (1) | KR20010101930A (id) |
| CN (1) | CN1222326C (id) |
| AR (1) | AR022431A1 (id) |
| AU (1) | AU767426B2 (id) |
| BR (1) | BR0007926A (id) |
| CA (1) | CA2361439A1 (id) |
| CZ (1) | CZ20012590A3 (id) |
| EE (1) | EE200100400A (id) |
| HK (1) | HK1044491A1 (id) |
| HU (1) | HUP0104965A2 (id) |
| ID (1) | ID29174A (id) |
| IL (1) | IL144286A0 (id) |
| NO (1) | NO20013448L (id) |
| PL (1) | PL350052A1 (id) |
| SE (1) | SE514064C2 (id) |
| SK (1) | SK10682001A3 (id) |
| TR (1) | TR200102199T2 (id) |
| WO (1) | WO2000045869A1 (id) |
| YU (1) | YU53201A (id) |
| ZA (1) | ZA200105804B (id) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0101523L (sv) * | 2000-12-29 | 2002-06-30 | Artimplant Ab | Linjär polymer |
| AR032052A1 (es) * | 2000-12-29 | 2003-10-22 | Artimplant Ab | Polimero lineal de bloques, procedimiento para su preparacion, su uso, implantes, material para relleno, composiciones farmaceuticas y material polimerico poroso que comprenden dicho polimero lineal de bloques |
| US20050209629A1 (en) * | 2001-04-19 | 2005-09-22 | Kerr Sean H | Resorbable containment device and process for making and using same |
| SE526106C2 (sv) * | 2002-06-20 | 2005-07-05 | Artimplant Ab | Linjär blockpolymer samt fiber, film, poröst material och implantat innefattande polymeren |
| WO2005089778A1 (en) * | 2004-03-24 | 2005-09-29 | Commonwealth Scientific And Industrial Research Organisation | Biodegradable polyurethane and polyurethane ureas |
| EP2131750B1 (en) * | 2007-03-06 | 2016-05-04 | Covidien LP | Wound closure material |
| CN101703811B (zh) * | 2009-11-10 | 2014-06-25 | 成都迈狄美科技有限公司 | 医用可降解聚酯非对称膜及其制备方法 |
| CN104312140B (zh) * | 2014-10-22 | 2017-02-15 | 四川大学华西医院 | 一种聚氨酯/小肠粘膜下层复合材料及用途 |
| WO2016185803A1 (ja) * | 2015-05-21 | 2016-11-24 | Dic株式会社 | 多孔体及び研磨パッド |
| CN105802197A (zh) * | 2016-04-06 | 2016-07-27 | 同济大学 | 一种可降解生物膜的制备方法 |
| CN112745471B (zh) * | 2020-12-29 | 2022-08-09 | 南京理工大学 | 室温本征自修复玻璃态聚合物材料及其制备方法 |
| WO2023184852A1 (zh) * | 2022-03-31 | 2023-10-05 | 重庆大学 | 一种形状记忆聚氨酯及其制成的自增强规则孔隙聚合物薄膜 |
| CN114634641B (zh) * | 2022-03-31 | 2023-05-23 | 重庆大学 | 具有规则孔隙的多孔聚合物薄膜用于制备防粘连膜的用途 |
| CN114656678B (zh) * | 2022-03-31 | 2023-05-12 | 重庆大学 | 具有规则孔隙的多孔聚合物薄膜用于制备人工骨膜的用途 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE505703C2 (sv) * | 1995-12-15 | 1997-09-29 | Polyrand Ab | Linjär blockpolymer innefattande urea- och uretangrupper, förfarande för framställning av linjära blockpolymerer samt användning av blockpolymererna som implantat |
| DE1694096A1 (de) * | 1966-12-13 | 1971-08-26 | Bayer Ag | Verfahren zur Herstellung von wasserdampfdurchlaessigen,poroesen Flaechengebilden |
| DE1694181C3 (de) * | 1967-08-09 | 1975-02-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung mikroporöser Folien auf Polyurethanbasis |
| US4605406A (en) * | 1984-08-03 | 1986-08-12 | Medtronic, Inc. | Method for fabricating prosthesis material |
| US4704130A (en) * | 1985-10-18 | 1987-11-03 | Mitral Medical, International, Inc. | Biocompatible microporous polymeric materials and methods of making same |
| DE4125454A1 (de) * | 1991-08-01 | 1993-02-04 | Bayer Ag | Beschichtungsmittel und ihre verwendung zur erzeugung wasserdampfdurchlaessiger beschichtungen |
| US5514378A (en) * | 1993-02-01 | 1996-05-07 | Massachusetts Institute Of Technology | Biocompatible polymer membranes and methods of preparation of three dimensional membrane structures |
| US5389430A (en) * | 1993-02-05 | 1995-02-14 | Th. Goldschmidt Ag | Textiles coated with waterproof, moisture vapor permeable polymers |
| JPH0753764A (ja) * | 1993-08-17 | 1995-02-28 | Asahi Chem Ind Co Ltd | 医療用ポリウレタンウレア多孔膜の製造方法。 |
-
1999
- 1999-02-02 SE SE9900345A patent/SE514064C2/sv not_active IP Right Cessation
-
2000
- 2000-01-18 JP JP2000596988A patent/JP2002536461A/ja active Pending
- 2000-01-18 ID IDW00200101640A patent/ID29174A/id unknown
- 2000-01-18 US US09/890,291 patent/US6627258B1/en not_active Expired - Fee Related
- 2000-01-18 EE EEP200100400A patent/EE200100400A/xx unknown
- 2000-01-18 CZ CZ20012590A patent/CZ20012590A3/cs unknown
- 2000-01-18 SK SK1068-2001A patent/SK10682001A3/sk unknown
- 2000-01-18 TR TR2001/02199T patent/TR200102199T2/xx unknown
- 2000-01-18 WO PCT/SE2000/000084 patent/WO2000045869A1/en not_active Application Discontinuation
- 2000-01-18 AU AU28364/00A patent/AU767426B2/en not_active Ceased
- 2000-01-18 CA CA002361439A patent/CA2361439A1/en not_active Abandoned
- 2000-01-18 HU HU0104965A patent/HUP0104965A2/hu unknown
- 2000-01-18 EP EP00906805A patent/EP1148896A1/en not_active Withdrawn
- 2000-01-18 YU YU53201A patent/YU53201A/sh unknown
- 2000-01-18 KR KR1020017009734A patent/KR20010101930A/ko not_active Application Discontinuation
- 2000-01-18 PL PL00350052A patent/PL350052A1/xx not_active Application Discontinuation
- 2000-01-18 BR BR0007926-0A patent/BR0007926A/pt not_active Application Discontinuation
- 2000-01-18 CN CNB008033196A patent/CN1222326C/zh not_active Expired - Fee Related
- 2000-01-18 IL IL14428600A patent/IL144286A0/xx unknown
- 2000-01-26 AR ARP000100339A patent/AR022431A1/es unknown
-
2001
- 2001-07-11 NO NO20013448A patent/NO20013448L/no not_active Application Discontinuation
- 2001-07-13 ZA ZA200105804A patent/ZA200105804B/en unknown
-
2002
- 2002-08-23 HK HK02106249.4A patent/HK1044491A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN1338950A (zh) | 2002-03-06 |
| SE9900345L (sv) | 2000-08-03 |
| SK10682001A3 (sk) | 2001-12-03 |
| NO20013448D0 (no) | 2001-07-11 |
| PL350052A1 (en) | 2002-10-21 |
| IL144286A0 (en) | 2002-05-23 |
| AU2836400A (en) | 2000-08-25 |
| CA2361439A1 (en) | 2000-08-10 |
| AR022431A1 (es) | 2002-09-04 |
| HUP0104965A2 (en) | 2002-06-29 |
| CZ20012590A3 (cs) | 2001-11-14 |
| BR0007926A (pt) | 2001-11-06 |
| JP2002536461A (ja) | 2002-10-29 |
| EP1148896A1 (en) | 2001-10-31 |
| WO2000045869A1 (en) | 2000-08-10 |
| SE514064C2 (sv) | 2000-12-18 |
| YU53201A (sh) | 2003-08-29 |
| EE200100400A (et) | 2002-10-15 |
| CN1222326C (zh) | 2005-10-12 |
| HK1044491A1 (zh) | 2002-10-25 |
| ID29174A (id) | 2001-08-09 |
| AU767426B2 (en) | 2003-11-13 |
| KR20010101930A (ko) | 2001-11-15 |
| NO20013448L (no) | 2001-08-07 |
| TR200102199T2 (tr) | 2002-01-21 |
| SE9900345D0 (sv) | 1999-02-02 |
| US6627258B1 (en) | 2003-09-30 |
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