发明名称 |
SINGLE-STEP METHOD OF PRODUCING POLYLACTIDE-BASED NONWOVEN MATERIAL AND NONWOVEN MATERIAL |
摘要 |
FIELD: chemistry.SUBSTANCE: method is realised via polylactide-based melt electrospinning. Catalytic synthesis of (co)polylactide is carried out in an extruder reaction zone. The starting monomer used is lactides or mixtures thereof with glycolides. The obtained nonwoven material consists of polymer fibres with average diameter from 1 to 20 mcm and is characterised by surface density of 5-50 mg/cmpacking density of 0.05-0.25 g/cm.EFFECT: obtaining fine-fibred biodegradable nonwoven material which does not contain a residual solvent, using a single-step continuous melt electrospinning process.7 cl, 1 dwg, 2 tbl |
申请公布号 |
RU2500693(C1) |
申请公布日期 |
2013.12.10 |
申请号 |
RU20120151382 |
申请日期 |
2012.11.30 |
申请人 |
FEDERAL'NOE GOSUDARSTVENNOE BJUDZHETNOE UCHREZHDENIE "NATSIONAL'NYJ ISSLEDOVATEL'SKIJ TSENTR "KURCHATOVSKIJ INSTITUT" |
发明人 |
CHVALUN SERGEJ NIKOLAEVICH;BELOUSOV SERGEJ IVANOVICH;MALAKHOV SERGEJ NIKOLAEVICH;SEDUSH NIKITA GENNAD'EVICH;GRIGOR'EV TIMOFEJ EVGEN'EVICH |
分类号 |
C08G63/00;B82B3/00;C08G63/08;C08G63/80 |
主分类号 |
C08G63/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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