JP2004136548A5 - - Google Patents

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Publication number
JP2004136548A5
JP2004136548A5 JP2002303313A JP2002303313A JP2004136548A5 JP 2004136548 A5 JP2004136548 A5 JP 2004136548A5 JP 2002303313 A JP2002303313 A JP 2002303313A JP 2002303313 A JP2002303313 A JP 2002303313A JP 2004136548 A5 JP2004136548 A5 JP 2004136548A5
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JP
Japan
Prior art keywords
hydrophilic
alumina
recording sheet
polyurethane resin
jet recording
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Withdrawn
Application number
JP2002303313A
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Japanese (ja)
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JP2004136548A (en
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Priority to JP2002303313A priority Critical patent/JP2004136548A/en
Priority claimed from JP2002303313A external-priority patent/JP2004136548A/en
Publication of JP2004136548A publication Critical patent/JP2004136548A/en
Publication of JP2004136548A5 publication Critical patent/JP2004136548A5/ja
Withdrawn legal-status Critical Current

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Claims (10)

基材シートの少なくとも片面に、少なくとも一層のインク受容層を設けたインクジェット用記録シートにおいて、インク受容層が、有機ポリイソシアネート、高分子量親水性ポリオール及び/又はポリアミン、少なくとも1個の反応性基を有するポリシロキサン化合物、少なくとも1個の反応性基と少なくとも1個の第3級アミノ基とを同一分子内に有する化合物と、少なくとも1個の反応性基と少なくとも1個の加水分解性シリル基とを同一分子内に有する化合物、反応させることによって得られる親水性セグメントとポリシロキサンセグメントと第3級アミノ基と加水分解性シリル基とを有する親水性ポリウレタン系樹脂と微粒子アルミナとからなる組成物を用いて形成されていることを特徴とするインクジェット用記録シート。On at least one surface of the base sheet, the ink-jet recording sheet provided with an ink receiving layer of at least one layer, the ink receiving layer, and an organic polyisocyanate, a high molecular weight hydrophilic polyol and / or polyamine, at least one reactive a polysiloxane compound having a gender group, a compound having at least one reactive group and at least one tertiary amino group in the same molecule, at least one reactive group and at least one hydrolyzable with a compound having in the same molecule and sex silyl group, a hydrophilic polyurethane resin and the fine particles having a hydrophilic segment and a polysiloxane segment and tertiary amino groups and a hydrolyzable silyl group obtained by reaction inkjet recording sea, characterized by being formed by using a composition comprising alumina . 微粒子アルミナの含有量が、前記の親水性ポリウレタン系樹脂に対して5〜95重量%である請求項1に記載のインクジェット用記録シート。  The inkjet recording sheet according to claim 1, wherein the content of the particulate alumina is 5 to 95% by weight based on the hydrophilic polyurethane resin. 微粒子アルミナは、前記の親水性ポリウレタン系樹脂を合成する際に、高分子量親水性ポリオール又はポリアミンの少なくとも一部として、高分子量親水性ポリオール又はポリアミンと微粒子アルミナとの混合物を用いることで前記の親水性ポリウレタン系樹脂中に含まれる請求項1に記載のインクジェット用記録シート。  The fine particle alumina is obtained by using a mixture of high molecular weight hydrophilic polyol or polyamine and fine particle alumina as at least part of the high molecular weight hydrophilic polyol or polyamine when synthesizing the hydrophilic polyurethane resin. The ink jet recording sheet according to claim 1, which is contained in a water-soluble polyurethane resin. 微粒子アルミナの平均粒径が1〜300nmである請求項1に記載のインクジェット用記録シート。  The inkjet recording sheet according to claim 1, wherein the fine particle alumina has an average particle diameter of 1 to 300 nm. 前記の親水性ポリウレタン系樹脂中の親水性セグメント及びポリシロキサンセグメントの含有量が、それぞれ30〜80重量%及び0.1〜10重量%である請求項1に記載のインクジェット用記録シート。Wherein the content of the hydrophilic segment and a polysiloxane segmenting preparative hydrophilic polyurethane resin is, ink-jet recording sheet according to claim 1 which is 30 to 80% by weight and 0.1 to 10 wt%, respectively. 基材シートの少なくとも片面に、少なくとも一層のインク受容層を設けたインクジェット用記録シートを製造する方法において、インク受容層を、有機ポリイソシアネート、高分子量親水性ポリオール及び/又はポリアミン、少なくとも1個の反応性基を有するポリシロキサン化合物、少なくとも1個の反応性基と少なくとも1個の第3級アミノ基とを同一分子内に有する化合物と、少なくとも1個の反応性基と少なくとも1個の加水分解性シリル基とを同一分子内に有する化合物、反応させることによって親水性セグメントとポリシロキサンセグメントと第3級アミノ基と加水分解性シリル基とを有する親水性ポリウレタン系樹脂を合成する際に、高分子量親水性ポリオール/又はポリアミンの少なくとも一部として、高分子量親水性ポリオール/又はポリアミンと微粒子アルミナとの混合物を用いて得られるアルミナ分散親水性ポリウレタン系樹脂組成物を用いて形成することを特徴とするインクジェット用記録シートの製造方法。On at least one surface of a substrate sheet, a method for producing an ink jet recording sheet provided with an ink receiving layer of at least one layer, the ink receiving layer, and an organic polyisocyanate, a high molecular weight hydrophilic polyol and / or polyamine, at least a polysiloxane compound having one reactive group, at least one reactive group with a compound having at least one tertiary amino group in the same molecule, and at least one reactive group and at least 1 with a compound having in the same molecule and a number of hydrolyzable silyl groups, a hydrophilic polyurethane resin having a hydrophilic segment and a polysiloxane segment and tertiary amino groups and a hydrolyzable silyl group by reaction Is synthesized as a high molecular weight hydrophilic polyol / or at least a part of a polyamine. Ink-jet recording method of manufacturing a sheet, which comprises forming a mixture of alumina dispersion hydrophilic polyurethane resin composition obtained by using the aqueous polyol / or polyamine and particulate alumina. 前記の混合物は、高分子量親水性ポリオール/又はポリアミンとアルミナゾルとの混合物からアルミナゾルの分散媒を除去して得られるものである請求項6に記載のインクジェット用記録シートの製造方法。  The method for producing an ink jet recording sheet according to claim 6, wherein the mixture is obtained by removing a dispersion medium of alumina sol from a mixture of high molecular weight hydrophilic polyol / or polyamine and alumina sol. 前記の混合物中の微粒子アルミナの含有量が、前記の親水性ポリウレタン系樹脂に対して5〜95重量%となる量である請求項6に記載のインクジェット用記録シートの製造方法。  The method for producing an ink jet recording sheet according to claim 6, wherein the content of the particulate alumina in the mixture is 5 to 95% by weight with respect to the hydrophilic polyurethane resin. 微粒子アルミナの平均粒径が、1〜300nmである請求項6に記載のインクジェット用記録シートの製造方法。  The method for producing an ink jet recording sheet according to claim 6, wherein the fine particle alumina has an average particle diameter of 1 to 300 nm. 前記の親水性ポリウレタン系樹脂中の親水性セグメント及びポリシロキサンセグメントの含有量が、それぞれ30〜80重量%及び0.1〜10重量%である請求項6に記載のインクジェット用記録シートの製造方法。The content of the hydrophilic segment and a polysiloxane segmenting bets in the hydrophilic polyurethane resin is, the production of ink-jet recording sheet according to claim 6 which is 30 to 80% by weight and 0.1 to 10 wt%, respectively Method.
JP2002303313A 2002-10-17 2002-10-17 Inkjet recording sheet and manufacturing method thereof Withdrawn JP2004136548A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002303313A JP2004136548A (en) 2002-10-17 2002-10-17 Inkjet recording sheet and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002303313A JP2004136548A (en) 2002-10-17 2002-10-17 Inkjet recording sheet and manufacturing method thereof

Publications (2)

Publication Number Publication Date
JP2004136548A JP2004136548A (en) 2004-05-13
JP2004136548A5 true JP2004136548A5 (en) 2005-09-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002303313A Withdrawn JP2004136548A (en) 2002-10-17 2002-10-17 Inkjet recording sheet and manufacturing method thereof

Country Status (1)

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JP (1) JP2004136548A (en)

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