JP2002160441A5 - - Google Patents

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Publication number
JP2002160441A5
JP2002160441A5 JP2000356907A JP2000356907A JP2002160441A5 JP 2002160441 A5 JP2002160441 A5 JP 2002160441A5 JP 2000356907 A JP2000356907 A JP 2000356907A JP 2000356907 A JP2000356907 A JP 2000356907A JP 2002160441 A5 JP2002160441 A5 JP 2002160441A5
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JP
Japan
Prior art keywords
support
ink receiving
hydrophilic binder
recording material
weight ratio
Prior art date
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.)
Pending
Application number
JP2000356907A
Other languages
Japanese (ja)
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JP2002160441A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2000356907A priority Critical patent/JP2002160441A/en
Priority claimed from JP2000356907A external-priority patent/JP2002160441A/en
Publication of JP2002160441A publication Critical patent/JP2002160441A/en
Publication of JP2002160441A5 publication Critical patent/JP2002160441A5/ja
Pending legal-status Critical Current

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Claims (3)

支持体上に無機微粒子と親水性バインダーを含有する少なくとも２層のインク受容層を塗設したインクジェット用記録材料において、支持体に近いインク受容層（Ａ）は平均一次粒子径がｒ１の気相法シリカ（Ｓ１）を含有し、Ｓ１に対する親水性バインダーの重量比をｑ１とし、支持体から離れたインク受容層（Ｂ）は 平均一次粒子径がｒ２の気相法シリカ（Ｓ２）を含有し、Ｓ２に対する親水性バインダーの重量比をｑ２とすると、ｒ２／ｒ１が０．２以上、１未満であり、ｑ２／ｑ１が０．２０〜１．２５であることを特徴とするインクジェット用記録材料。  In an inkjet recording material in which at least two ink receiving layers containing inorganic fine particles and a hydrophilic binder are coated on a support, the ink receiving layer (A) close to the support has a gas phase with an average primary particle size of r1. The ink receiving layer (B), which contains the method silica (S1), the weight ratio of the hydrophilic binder to S1 is q1, and is separated from the support contains the gas phase method silica (S2) having an average primary particle diameter of r2. , Wherein the weight ratio of the hydrophilic binder to S2 is q2, r2 / r1 is 0.2 or more and less than 1, and q2 / q1 is 0.20 to 1.25, . 請求項１に記載のインクジェット用記録材が下記式（１）を満足することを特徴とするインクジェット用記録材料。
式（１）
０．３≦（ｒ２／ｑ２）／（ｒ１／ｑ１）≦１．３An inkjet recording material according to claim 1, wherein the inkjet recording material satisfies the following formula (1).
Formula (1)
0.3 ≦ (r2 / q2) / (r1 / q1) ≦ 1.3 支持体上に無機微粒子と親水性バインダーを含有する少なくとも２層のインク受容層を塗設したインクジェット用記録材料において、支持体に近いインク受容層（Ａ）は平均一次粒子径がｒ１の気相法シリカ（Ｓ１）を含有し、Ｓ１に対する親水性バインダーの重量比をｑ１とし、支持体から離れたインク受容層（Ｂ）は平均一次粒子径がｒ２の気相法シリカ（Ｓ２）を含有し、Ｓ２に対する親水性バインダーの重量比をｑ２とすると、ｒ２／ｒ１が１であり、ｑ２／ｑ１が１．１５〜３．５０であることを特徴とするインクジェット用記録材料。  In an inkjet recording material in which at least two ink receiving layers containing inorganic fine particles and a hydrophilic binder are coated on a support, the ink receiving layer (A) close to the support has a gas phase with an average primary particle size of r1. The ink receiving layer (B) which contains the method silica (S1), the weight ratio of the hydrophilic binder to S1 is q1, and is separated from the support contains the gas phase method silica (S2) having an average primary particle diameter of r2. An ink jet recording material wherein r2 / r1 is 1 and q2 / q1 is 1.15 to 3.50, where q2 is a weight ratio of the hydrophilic binder to S2.
JP2000356907A 2000-11-24 2000-11-24 Ink jet recording material Pending JP2002160441A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000356907A JP2002160441A (en) 2000-11-24 2000-11-24 Ink jet recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000356907A JP2002160441A (en) 2000-11-24 2000-11-24 Ink jet recording material

Publications (2)

Publication Number Publication Date
JP2002160441A JP2002160441A (en) 2002-06-04
JP2002160441A5 true JP2002160441A5 (en) 2005-05-12

Family

ID=18829055

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000356907A Pending JP2002160441A (en) 2000-11-24 2000-11-24 Ink jet recording material

Country Status (1)

Country Link
JP (1) JP2002160441A (en)

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