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Stereolithography method and composition
专利权人:
ディーダブリューエス;エス.アール.エル.;ディーダブリューエス エス.アール.エル.
发明人:
ハギワラ,ツネオ,イケタニ,サトシ,ハギワラ,ツネオ,イケタニ,サトシ
申请号:
JP2017519656
公开号:
JP6423960B2
申请日:
2015.10.30
申请国别(地区):
JP
年份:
2018
代理人:
摘要:
The invention concerns a method for producing a three-dimensional object, in particular an artificial tooth, by stereolithography wherein a liquid photocurable resin composition is cured by light. Said photocurable resin composition contains, based on the total weight of the photocurable resin composition, (i) from 90 to 99.9% by weight of a radical polymerizable organic compound (A) selected from radical polymerizable monomers, oligomers, pre-polymers and mixtures thereof; and (ii) from 0.1 to 10% by weight of a photosensitive radical polymerization initiator (B). Said radical polymerizable organic compound (A) comprises, based on the weight of the radical polymerizable organic compound (A), from 0.5 to 20% by weight of a polyrotaxane compound comprising a polymer chain selected from polyethylene glycol (PEG), polypropylene glycol (PPG), polyethylene glycol-polypropylene glycol (PEG-PPG) block copolymer or polydimethylsiloxane (PDMS), onto which the cyclodextrin ring(s) is/are slipped and wherein the cyclodextrin is derivatized with at least a radical polymerizable group. The invention also concerns a relative liquid photocurable resin composition and articles produced thereby.
来源网站:
中国工程科技知识中心
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http://www.ckcest.cn/home/

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