JP2589970C - - Google Patents

Info

Publication number

JP2589970C

JP2589970C JP2589970C JP 2589970 C JP2589970 C JP 2589970C JP 2589970 C JP2589970 C JP 2589970C

Authority

JP

Japan

Prior art keywords

molecular weight

radiation

composition

stabilizer

weight

Prior art date

1999-04-19

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

• 239000000203 mixture Substances 0.000 claims description 50
• 229920000098 polyolefin Polymers 0.000 claims description 26
• 239000000654 additive Substances 0.000 claims description 22
• -1 polysiloxane Polymers 0.000 claims description 22
• 230000005855 radiation Effects 0.000 claims description 21
• 230000000996 additive effect Effects 0.000 claims description 14
• 239000003921 oil Substances 0.000 claims description 14
• 235000019198 oils Nutrition 0.000 claims description 14
• 239000003381 stabilizer Substances 0.000 claims description 14
• 229920000642 polymer Polymers 0.000 claims description 10
• 230000005865 ionizing radiation Effects 0.000 claims description 9
• 229940127554 medical product Drugs 0.000 claims description 9
• 239000004743 Polypropylene Substances 0.000 claims description 8
• 238000009826 distribution Methods 0.000 claims description 8
• 239000007788 liquid Substances 0.000 claims description 8
• 229920001155 polypropylene Polymers 0.000 claims description 8
• 239000004215 Carbon black (E152) Substances 0.000 claims description 7
• 125000000217 alkyl group Chemical group 0.000 claims description 7
• 229930195733 hydrocarbon Natural products 0.000 claims description 7
• 150000002430 hydrocarbons Chemical class 0.000 claims description 7
• 229920001296 polysiloxane Polymers 0.000 claims description 7
• 125000004432 carbon atom Chemical group C* 0.000 claims description 6
• 229920001577 copolymer Polymers 0.000 claims description 5
• 229940087101 dibenzylidene sorbitol Drugs 0.000 claims description 4
• FMZUHGYZWYNSOA-VVBFYGJXSA-N (1r)-1-[(4r,4ar,8as)-2,6-diphenyl-4,4a,8,8a-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol Chemical compound C([C@@H]1OC(O[C@@H]([C@@H]1O1)[C@H](O)CO)C=2C=CC=CC=2)OC1C1=CC=CC=C1 FMZUHGYZWYNSOA-VVBFYGJXSA-N 0.000 claims description 3
• 239000004698 Polyethylene Substances 0.000 claims description 3
• 239000013078 crystal Substances 0.000 claims description 3
• 238000010894 electron beam technology Methods 0.000 claims description 3
• 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
• XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 3
• 229920000573 polyethylene Polymers 0.000 claims description 3
• 125000005498 phthalate group Chemical class 0.000 claims description 2
• 229920000306 polymethylpentene Polymers 0.000 claims description 2
• 239000011116 polymethylpentene Substances 0.000 claims description 2
• 229920002545 silicone oil Polymers 0.000 claims description 2
• 235000015112 vegetable and seed oil Nutrition 0.000 claims description 2
• 239000008158 vegetable oil Substances 0.000 claims description 2
• 150000001875 compounds Chemical class 0.000 claims 1
• 230000005251 gamma ray Effects 0.000 claims 1
• 239000003795 chemical substances by application Substances 0.000 description 8
• 239000000463 material Substances 0.000 description 8
• 230000001954 sterilising effect Effects 0.000 description 8
• 238000004659 sterilization and disinfection Methods 0.000 description 7
• RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
• 150000001412 amines Chemical class 0.000 description 5
• 239000008188 pellet Substances 0.000 description 5
• 230000015556 catabolic process Effects 0.000 description 4
• 238000006731 degradation reaction Methods 0.000 description 4
• 239000004519 grease Substances 0.000 description 4
• 230000000704 physical effect Effects 0.000 description 3
• NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 2
• 230000002411 adverse Effects 0.000 description 2
• 125000003545 alkoxy group Chemical group 0.000 description 2
• 230000001458 anti-acid effect Effects 0.000 description 2
• 238000006243 chemical reaction Methods 0.000 description 2
• 230000006378 damage Effects 0.000 description 2
• 229920001519 homopolymer Polymers 0.000 description 2
• 239000004611 light stabiliser Substances 0.000 description 2
• 239000000155 melt Substances 0.000 description 2
• 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
• 239000012785 packaging film Substances 0.000 description 2
• 229920006280 packaging film Polymers 0.000 description 2
• 239000004033 plastic Substances 0.000 description 2
• 229920003023 plastic Polymers 0.000 description 2
• 238000002360 preparation method Methods 0.000 description 2
• 230000000087 stabilizing effect Effects 0.000 description 2
• 239000000126 substance Substances 0.000 description 2
• GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 1
• FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
• FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical class OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
• 239000004793 Polystyrene Substances 0.000 description 1
• JUGOREOARAHOCO-UHFFFAOYSA-M acetylcholine chloride Chemical compound [Cl-].CC(=O)OCC[N+](C)(C)C JUGOREOARAHOCO-UHFFFAOYSA-M 0.000 description 1
• NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
• 125000005332 alkyl sulfoxy group Chemical group 0.000 description 1
• 125000004414 alkyl thio group Chemical group 0.000 description 1
• 229920006125 amorphous polymer Polymers 0.000 description 1
• 230000000712 assembly Effects 0.000 description 1
• 238000000429 assembly Methods 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 239000008395 clarifying agent Substances 0.000 description 1
• 239000003086 colorant Substances 0.000 description 1
• 230000000052 comparative effect Effects 0.000 description 1
• 230000000593 degrading effect Effects 0.000 description 1
• 238000002845 discoloration Methods 0.000 description 1
• 239000003814 drug Substances 0.000 description 1
• 229940079593 drug Drugs 0.000 description 1
• 150000002170 ethers Chemical class 0.000 description 1
• 239000000945 filler Substances 0.000 description 1
• 238000005227 gel permeation chromatography Methods 0.000 description 1
• 150000008282 halocarbons Chemical class 0.000 description 1
• 125000005843 halogen group Chemical group 0.000 description 1
• 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
• 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
• 238000001746 injection moulding Methods 0.000 description 1
• 229920001684 low density polyethylene Polymers 0.000 description 1
• 239000004702 low-density polyethylene Substances 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000002156 mixing Methods 0.000 description 1
• 239000000178 monomer Substances 0.000 description 1
• 150000007524 organic acids Chemical class 0.000 description 1
• 235000005985 organic acids Nutrition 0.000 description 1
• 125000003356 phenylsulfanyl group Chemical group [*]SC1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
• HDOWRFHMPULYOA-UHFFFAOYSA-N piperidin-4-ol Chemical class OC1CCNCC1 HDOWRFHMPULYOA-UHFFFAOYSA-N 0.000 description 1
• 150000003053 piperidines Chemical class 0.000 description 1
• 229920000058 polyacrylate Polymers 0.000 description 1
• 229920000728 polyester Polymers 0.000 description 1
• 229920002223 polystyrene Polymers 0.000 description 1
• 239000004810 polytetrafluoroethylene Substances 0.000 description 1
• 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 229940116351 sebacate Drugs 0.000 description 1
• CXMXRPHRNRROMY-UHFFFAOYSA-L sebacate(2-) Chemical compound [O-]C(=O)CCCCCCCCC([O-])=O CXMXRPHRNRROMY-UHFFFAOYSA-L 0.000 description 1
• RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 description 1
• 239000000600 sorbitol Substances 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• 238000003786 synthesis reaction Methods 0.000 description 1
• 229920002554 vinyl polymer Polymers 0.000 description 1
• 239000000080 wetting agent Substances 0.000 description 1