JP2001220466A5 - - Google Patents

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Publication number
JP2001220466A5
JP2001220466A5 JP2001050834A JP2001050834A JP2001220466A5 JP 2001220466 A5 JP2001220466 A5 JP 2001220466A5 JP 2001050834 A JP2001050834 A JP 2001050834A JP 2001050834 A JP2001050834 A JP 2001050834A JP 2001220466 A5 JP2001220466 A5 JP 2001220466A5
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JP
Japan
Prior art keywords
cellulose acetate
mixture
acetate according
swelling
weight
Prior art date
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Pending
Application number
JP2001050834A
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Japanese (ja)
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JP2001220466A (en
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Priority to JP2001050834A priority Critical patent/JP2001220466A/en
Priority claimed from JP2001050834A external-priority patent/JP2001220466A/en
Publication of JP2001220466A publication Critical patent/JP2001220466A/en
Publication of JP2001220466A5 publication Critical patent/JP2001220466A5/ja
Pending legal-status Critical Current

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Claims (10)

５８．０乃至６２．５％の平均酢化度を有するセルロースアセテートの粒子であって、９０重量％以上の粒子が０．１乃至４ｍｍの粒子径を有するセルロースアセテートの粒子が、酢酸メチルを５０重量％以上含む溶媒中に膨潤していることを特徴とするセルロースアセテートの膨潤混合物。Cellulose acetate particles having an average acetylation degree of 58.0 to 62.5%, wherein 90% by weight or more of the particles have a particle diameter of 0.1 to 4 mm. A swelling mixture of cellulose acetate, characterized in that it swells in a solvent containing at least 1% by weight. セルロースアセテートの粒子の５０重量％以上が２乃至３ｍｍの粒子径を有する請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, wherein 50% by weight or more of the cellulose acetate particles have a particle size of 2 to 3 mm. 溶媒が酢酸メチルとケトン類とを含む請求項１に記載のセルロースアセテートの膨潤混合物。2. The swollen mixture of cellulose acetate according to claim 1, wherein the solvent comprises methyl acetate and ketones. 二種類以上の溶媒と酢酸メチルとを併用する請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, wherein two or more solvents and methyl acetate are used in combination. −１０乃至５５℃の温度で、セルロースアセテートの粒子が溶媒中に膨潤している請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, wherein the cellulose acetate particles swell in a solvent at a temperature of -10 to 55 ° C. セルロースアセテートの量が、混合物全体の５乃至３０重量％である請求項１に記載のセルロースアセテートの膨潤混合物。2. The swollen mixture of cellulose acetate according to claim 1, wherein the amount of cellulose acetate is 5 to 30% by weight of the whole mixture. さらに可塑剤を含む請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, further comprising a plasticizer. さらに劣化防止剤を含む請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, further comprising a deterioration inhibitor. さらに染料を含む請求項１に記載のセルロースアセテートの膨潤混合物。2. The swollen mixture of cellulose acetate according to claim 1, further comprising a dye. さらに紫外線吸収剤を含む請求項１に記載のセルロースアセテートの膨潤混合物。The swelling mixture of cellulose acetate according to claim 1, further comprising an ultraviolet absorber.
JP2001050834A 2001-02-26 2001-02-26 Cellulose acetate swollen mixture Pending JP2001220466A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001050834A JP2001220466A (en) 2001-02-26 2001-02-26 Cellulose acetate swollen mixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001050834A JP2001220466A (en) 2001-02-26 2001-02-26 Cellulose acetate swollen mixture

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP21677196A Division JP3177170B2 (en) 1996-07-30 1996-07-30 Method for producing cellulose acetate solution

Publications (2)

Publication Number Publication Date
JP2001220466A JP2001220466A (en) 2001-08-14
JP2001220466A5 true JP2001220466A5 (en) 2004-08-12

Family

ID=18911734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001050834A Pending JP2001220466A (en) 2001-02-26 2001-02-26 Cellulose acetate swollen mixture

Country Status (1)

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JP (1) JP2001220466A (en)

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