JPH0443690B2 - - Google Patents

Info

Publication number

JPH0443690B2

JPH0443690B2 JP58242891A JP24289183A JPH0443690B2 JP H0443690 B2 JPH0443690 B2 JP H0443690B2 JP 58242891 A JP58242891 A JP 58242891A JP 24289183 A JP24289183 A JP 24289183A JP H0443690 B2 JPH0443690 B2 JP H0443690B2

Authority

JP

Japan

Prior art keywords

hollow fiber

fiber membrane

water

medical

spinning

Prior art date

1983-12-22

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 - Lifetime

Links

• Espacenet
• Global Dossier
• Discuss

• 239000012510 hollow fiber Substances 0.000 claims description 29
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
• 239000012528 membrane Substances 0.000 claims description 27
• 238000009987 spinning Methods 0.000 claims description 17
• 238000000034 method Methods 0.000 claims description 13
• 239000008223 sterile water Substances 0.000 claims description 13
• 238000005406 washing Methods 0.000 claims description 10
• 238000004519 manufacturing process Methods 0.000 claims description 9
• 239000002904 solvent Substances 0.000 claims description 8
• 150000001875 compounds Chemical class 0.000 claims description 5
• 229920000642 polymer Polymers 0.000 claims description 5
• 239000007788 liquid Substances 0.000 claims description 2
• 241000894006 Bacteria Species 0.000 description 10
• 238000004140 cleaning Methods 0.000 description 4
• 230000000052 comparative effect Effects 0.000 description 4
• 239000011550 stock solution Substances 0.000 description 4
• ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
• 230000001954 sterilising effect Effects 0.000 description 3
• 229920002678 cellulose Polymers 0.000 description 2
• 239000012535 impurity Substances 0.000 description 2
• 238000005342 ion exchange Methods 0.000 description 2
• -1 polyethylene Polymers 0.000 description 2
• 239000000243 solution Substances 0.000 description 2
• 238000004659 sterilization and disinfection Methods 0.000 description 2
• 239000000126 substance Substances 0.000 description 2
• 229920001747 Cellulose diacetate Polymers 0.000 description 1
• 229920002284 Cellulose triacetate Polymers 0.000 description 1
• 239000004698 Polyethylene Substances 0.000 description 1
• 239000002202 Polyethylene glycol Substances 0.000 description 1
• 239000004743 Polypropylene Substances 0.000 description 1
• 239000004372 Polyvinyl alcohol Substances 0.000 description 1
• NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
• 239000001913 cellulose Substances 0.000 description 1
• 229920002301 cellulose acetate Polymers 0.000 description 1
• 239000012459 cleaning agent Substances 0.000 description 1
• 230000015271 coagulation Effects 0.000 description 1
• 238000005345 coagulation Methods 0.000 description 1
• 229920001577 copolymer Polymers 0.000 description 1
• 238000000502 dialysis Methods 0.000 description 1
• 230000002070 germicidal effect Effects 0.000 description 1
• 229920006158 high molecular weight polymer Polymers 0.000 description 1
• 230000036512 infertility Effects 0.000 description 1
• 208000017169 kidney disease Diseases 0.000 description 1
• 229940057995 liquid paraffin Drugs 0.000 description 1
• 230000014759 maintenance of location Effects 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
• 229920002239 polyacrylonitrile Polymers 0.000 description 1
• 229920000573 polyethylene Polymers 0.000 description 1
• 229920001223 polyethylene glycol Polymers 0.000 description 1
• 239000004926 polymethyl methacrylate Substances 0.000 description 1
• 229920001155 polypropylene Polymers 0.000 description 1
• 229920002451 polyvinyl alcohol Polymers 0.000 description 1
• 230000035755 proliferation Effects 0.000 description 1
• 239000002510 pyrogen Substances 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• 238000010998 test method Methods 0.000 description 1