JPH06248198A - Water-base coating material - Google Patents
Water-base coating materialInfo
- Publication number
- JPH06248198A JPH06248198A JP7066993A JP7066993A JPH06248198A JP H06248198 A JPH06248198 A JP H06248198A JP 7066993 A JP7066993 A JP 7066993A JP 7066993 A JP7066993 A JP 7066993A JP H06248198 A JPH06248198 A JP H06248198A
- Authority
- JP
- Japan
- Prior art keywords
- water
- coating material
- weight
- radiation
- soluble resin
- 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
Links
Landscapes
- Paints Or Removers (AREA)
- Paper (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、種々のインキを用いた
印刷面や非塗工紙に直接塗布することができる水性塗布
剤に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aqueous coating agent which can be directly applied to a printing surface or an uncoated paper using various inks.
【０００２】[0002]
【従来の技術】従来、水性インキ、油性インキ等のイン
キを用いた印刷面や非塗工紙に塗布する塗布剤として
は、水溶性又は有機溶剤可溶性の放射線重合型樹脂が使
用されている。2. Description of the Related Art Conventionally, a water-soluble or organic solvent-soluble radiation-polymerizable resin has been used as a coating agent applied to a printing surface or an uncoated paper using an ink such as a water-based ink or an oil-based ink.
【０００３】[0003]
【発明が解決しようとする課題】上記従来の放射線重合
型樹脂は、印刷面に対する接着性が悪く、又、非塗工紙
に対してしみ込み易いため、予め、印刷面や非塗工紙上
に下塗り処理を施した後、放射線重合型樹脂を塗布しな
ければならないと言う問題を有していた。The above-mentioned conventional radiation-polymerizable resins have poor adhesiveness to the printing surface and easily penetrate into the non-coated paper, so that they cannot be printed on the printing surface or the non-coated paper in advance. There was a problem that the radiation-polymerizable resin had to be applied after the undercoating treatment.
【０００４】本発明は、上記従来の問題点を解消するた
めに為されたものであり、種々のインキを用いた印刷面
や非塗工紙に対して、予め、下塗り処理を施すことな
く、直接塗布することができる水性塗布剤を提供するこ
とを課題とするものである。The present invention has been made in order to solve the above-mentioned problems of the prior art, and it is possible to carry out an undercoating treatment on a printing surface or an uncoated paper using various inks in advance without subjecting it to undercoating treatment. It is an object to provide an aqueous coating agent that can be directly applied.
【０００５】[0005]
【課題を解決するための手段】本発明は、上記課題を解
決するために、放射線重合型の水溶性樹脂と熱乾燥硬化
型の水溶性樹脂とを主成分として成ることを特徴とする
ものである。In order to solve the above-mentioned problems, the present invention comprises a radiation-polymerizable water-soluble resin and a heat-drying-curable water-soluble resin as main components. is there.
【０００６】[0006]
【実施例】以下、本発明を更に詳細に説明する。上記本
発明において、放射線重合型の水溶性樹脂としては、例
えば、下記化１に示すような一般式を有するアクリルア
マイドエーテルオリゴマー（アクリルアマイドエーテル
モノマーを一部含有しても良い。）、アクリロイルモル
ホリンオリゴマー（アクリロイルモルホリンモノマーを
一部含有しても良い。）、およびビニールエチルエーテ
ルオリゴマー、ビニールプロピルエーテルオリゴマー、
ビニールブチルエーテルオリゴマー等のビニールアルキ
ルエーテルオリゴマー（ビニールアルキルエーテルモノ
マーを一部含有しても良い。）、その他の紫外線、電子
線等にて硬化する水溶性樹脂組成物を使用する。The present invention will be described in more detail below. In the present invention, the radiation-polymerizable water-soluble resin is, for example, an acrylic amide ether oligomer (which may partially contain an acrylic amide ether monomer) having a general formula as shown in the following chemical formula 1, acryloylmorpholine. Oligomer (may contain some acryloylmorpholine monomer), vinyl ethyl ether oligomer, vinyl propyl ether oligomer,
A vinyl alkyl ether oligomer such as a vinyl butyl ether oligomer (a vinyl alkyl ether monomer may be partially contained), or another water-soluble resin composition that is cured by ultraviolet rays, electron beams or the like is used.
【化１】 [Chemical 1]
【０００７】又、熱乾燥硬化型の水溶性樹脂としては、
例えば、アクリル樹脂系エマルジョン、酢酸ビニール樹
脂系エマルジョン、塩化ビニール樹脂系エマルジョン、
アクリル・酢酸ビニール共重合樹脂系エマルジョン、塩
化ビニール・酢酸ビニール共重合樹脂系エマルジョン、
スチレン樹脂系エマルジョン、およびＳＢＲラテックス
の如きゴム系エマルジョン、その他を使用する。Further, as the heat-drying curable water-soluble resin,
For example, acrylic resin emulsion, vinyl acetate resin emulsion, vinyl chloride resin emulsion,
Acrylic / vinyl acetate copolymer resin emulsion, vinyl chloride / vinyl acetate copolymer emulsion,
A styrene resin emulsion, a rubber emulsion such as SBR latex, and the like are used.
【０００８】又、上記放射線重合型の水溶性樹脂と熱乾
燥硬化型の水溶性樹脂との混合割合は、前者に対して後
者を６０重量％を超えて多量に添加、混合すると、印刷
面や非塗工紙に塗布して放射線重合させて硬化させる際
に、塗布後、予め、熱乾燥させて予備被膜を形成させ、
次いで、放射線重合させて硬化させなければ円滑に硬化
しない場合があるので、前者に対して後者を６０重量％
以内の割合で添加、混合するのが最適である。Further, the mixing ratio of the radiation-polymerizable water-soluble resin and the heat-drying-curable water-soluble resin is such that when the latter is added and mixed in excess of 60% by weight with respect to the former, the printing surface and When applied to non-coated paper and cured by radiation polymerization, after application, it is heat dried in advance to form a preliminary coating,
Next, since it may not be smoothly cured unless it is cured by radiation polymerization, 60% by weight of the latter is added to the former.
It is optimal to add and mix in a ratio within the range.
【０００９】又、上記本発明の水性塗布剤において、含
有水分が４０重量％以上になると、前記と同様、印刷面
や非塗工紙に塗布して放射線重合させて硬化させる際
に、塗布後、予め、熱乾燥させてから放射線重合させな
ければ円滑に硬化しない場合があるので、含有水分を４
０重量％未満に調整するのが最適である。Further, when the water content of the aqueous coating composition of the present invention is 40% by weight or more, when the water content is 40% by weight or more, it is applied to the printing surface or uncoated paper and cured by radiation polymerization. , It may not be cured smoothly if it is not heat-dried and radiation-polymerized in advance.
Optimally, it is adjusted to less than 0% by weight.
【００１０】又、上記本発明の水性塗布剤においては、
放射線重合型の水溶性樹脂および熱乾燥硬化型の水溶性
樹脂等の主成分の他に、必要に応じて、光重合開始剤、
艶出し剤、マット剤、スリップ調整剤、消泡剤、顔料、
染料等の助剤を添加、混合して使用する。Further, in the above-mentioned aqueous coating agent of the present invention,
In addition to the main components such as a radiation-polymerizable water-soluble resin and a heat-drying-curable water-soluble resin, if necessary, a photopolymerization initiator,
Glazing agent, matting agent, slip adjusting agent, defoaming agent, pigment,
Additives such as dyes are mixed and used.
【００１１】実施例１ 化１に示す一般式において、ｎ＝４、ｍ＝５、Ｒ＝ＣＨ
２−ＣＨ２−ＮＨ−ＣＯ−ＣＨ＝ＣＨ２のアクリルアマ
イドエーテルオリゴマー６０重量部、同上一般式におい
て、ｎ＝１、ｍ＝１、Ｒ＝Ｈのアクリルアマイドエーテ
ルモノマー５重量部、アクリル樹脂系エマルジョン３０
重量部、光重合開始剤２重量部、艶出し剤０．２重量
部、スリップ調整剤０．１重量部を混合してなる水性塗
布剤を、ゴムロールコーターにて厚み５ミクロンにオフ
セット印刷物に塗布し、中圧水銀灯８０Ｗ２本、コンベ
アスピード毎分５０メートルにて紫外線照射して硬化さ
せた。Example 1 In the general formula shown in Chemical formula 1, n = 4, m = 5, R = CH
2 -CH 2 -NH-CO-CH = 60 parts by weight acrylamide ether oligomer of CH 2, in ibid general formula, n = 1, m = 1 , R = acrylamide ether monomer 5 parts by weight of H, acrylic resin Emulsion 30
Parts by weight, 2 parts by weight of a photopolymerization initiator, 0.2 parts by weight of a polish, and 0.1 parts by weight of a slip adjusting agent, an aqueous coating agent is applied to an offset printed matter with a rubber roll coater to a thickness of 5 μm. Then, it was cured by irradiating with ultraviolet rays at two medium pressure mercury lamps of 80 W and a conveyor speed of 50 m / min.
【００１２】上記紫外線照射硬化後の被膜は、オフセッ
ト印刷物が従来の熱乾燥硬化型のオフセットインキで印
刷された印刷物にもかかわらず、印刷面上に強固に密着
し、優れた接着性を発揮した。The coating film after ultraviolet irradiation curing firmly adhered to the printed surface and exhibited excellent adhesiveness, even though the offset printed material was printed with a conventional heat-drying-curable offset ink. .
【００１３】実施例２ 化１に示す一般式において、ｎ＝３、ｍ＝４、Ｒ＝Ｈの
アクリルアマイドエーテルオリゴマー７０重量部、ペン
タエリスリトールモノアクリレート１０重量部、ＳＢＲ
ラテックス２０重量部を混合してなる水性塗布剤を、グ
ラビアロールコーター１８０番（メッシュサイズ）にて
非塗工紙に塗布し、電子線２メガラット、塗布および硬
化スピード毎分１００メートルにて塗布して硬化させ
た。Example 2 70 parts by weight of an acrylic amide ether oligomer having n = 3, m = 4 and R = H in the general formula shown in Chemical formula 1, 10 parts by weight of pentaerythritol monoacrylate, SBR
An aqueous coating agent prepared by mixing 20 parts by weight of latex is applied to uncoated paper with a gravure roll coater No. 180 (mesh size), an electron beam of 2 megarats, and a coating and curing speed of 100 meters per minute. Cured.
【００１４】上記水性塗布剤は、非塗工紙に対するしみ
込みがなく、下塗り処理を施すことなく、均一な樹脂被
膜が得られた。The above water-based coating agent did not soak into uncoated paper, and a uniform resin film was obtained without undercoating.
【００１５】実施例３ 化１に示す一般式において、ｎ＝２、ｍ＝３、Ｒ−ＣＨ
２＝ＣＨ２−ＮＨ−ＣＯ−ＣＨ＝ＣＨ２のアクリルアマ
イドエーテルオリゴマー５０重量部、塩化ビニール樹脂
系エマルジョン５０重量部、フタロロシアニンブルー
（顔料）１６重量部、光重合開始剤２重量部、消泡剤１
重量部を混合してなる水性塗布剤よりなるフレキソイン
キを、Ｎｏ．２のバーコーターを用いて非塗工紙に塗布
し、フュージョンランプ（無電極紫外線ランプ）１６０
Ｗ、コンベアスピード毎分３５メートルにて紫外線照射
して硬化させた。Example 3 In the general formula shown in Chemical formula 1, n = 2, m = 3, R-CH
2 = CH 2 -NH-CO- CH = 50 parts by weight acrylamide ether oligomer of CH 2, 50 parts by weight of vinyl chloride resin emulsion, phthaloyl Russia Nin blue (pigment) 16 parts by weight of a photopolymerization initiator, 2 parts by weight Antifoam 1
A flexo ink consisting of an aqueous coating agent prepared by mixing 1 part by weight was used. Apply to a non-coated paper using a bar coater No. 2 and use a fusion lamp (electrodeless UV lamp) 160
W was irradiated with ultraviolet rays at a conveyor speed of 35 m / min to cure.
【００１６】上記フレキソインキは、非塗工紙に対する
しみ込みがなく、下塗り処理を施すことなく、均一なイ
ンキ面が得られた。The flexographic ink described above did not soak into uncoated paper, and a uniform ink surface was obtained without undercoating.
【００１７】実施例４ 前記実施例１と同様のアクリルアマイドエーテルオリゴ
マー５０重量部、アクリロイルモルホリンモノマー１０
重量部、アクリル・酢酸ビニール共重合樹脂系エマルジ
ョン４０重量部、光重合開始剤２重量部、艶出し剤０．
２重量部、消泡剤０．１重量部を混合してなる水性塗布
剤よりなる艶出しニスを、紙袋の印刷面上に塗布し、実
施例１に準じて紫外線照射して硬化させたところ、実施
例１と同様、印刷面上に強固に接着した被膜が得られ
た。Example 4 50 parts by weight of the same acrylic amide ether oligomer as in Example 1 and acryloylmorpholine monomer 10
Parts by weight, 40 parts by weight of acrylic / vinyl acetate copolymer resin emulsion, 2 parts by weight of photopolymerization initiator, 0.
A gloss varnish consisting of an aqueous coating agent prepared by mixing 2 parts by weight and 0.1 part by weight of a defoaming agent was applied on the printing surface of a paper bag, and was irradiated with ultraviolet rays and cured according to Example 1. As in Example 1, a film firmly adhered to the printed surface was obtained.
【００１８】[0018]
【発明の効果】以上説明したように、本発明の水性塗布
剤は、放射線重合型の水溶性樹脂と熱乾燥効果型の水溶
性樹脂とを主成分として成るので、種々のインキを用い
た印刷面に対して強固に接着し、又、非塗工紙に対して
しみ込みにくく、従って、印刷面や非塗工紙に対して、
予め、下塗り処理を施すことなく、直接塗布することが
できる。As described above, the water-based coating agent of the present invention contains a radiation-polymerizable water-soluble resin and a heat-drying effect water-soluble resin as main components, and therefore printing using various inks is possible. It adheres firmly to the surface and does not easily soak into the uncoated paper. Therefore, to the printed surface and the uncoated paper,
It is possible to apply directly without performing undercoating treatment in advance.
Claims (1)
型の水溶性樹脂とを主成分として成ることを特徴とする
水性塗布剤。1. A water-based coating agent comprising a radiation-polymerizable water-soluble resin and a heat-drying-curable water-soluble resin as main components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7066993A JPH06248198A (en) | 1993-02-22 | 1993-02-22 | Water-base coating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7066993A JPH06248198A (en) | 1993-02-22 | 1993-02-22 | Water-base coating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06248198A true JPH06248198A (en) | 1994-09-06 |
Family
ID=13438309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7066993A Pending JPH06248198A (en) | 1993-02-22 | 1993-02-22 | Water-base coating material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06248198A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5938826A (en) * | 1997-05-16 | 1999-08-17 | Markem Corporation | Hot melt ink |
| KR100325305B1 (en) * | 1998-11-09 | 2002-07-31 | 대한민국(관리청:특허청장. 승계청:기술표준원장) | Manufacturing method of polyamide-based photocurable prepolymer for microbial fixation |
| WO2017088942A1 (en) * | 2015-11-25 | 2017-06-01 | Durst Phototechnik Digital Technology Gmbh | Water-based hybrid ink, and method for the production of an article printed with said ink |
-
1993
- 1993-02-22 JP JP7066993A patent/JPH06248198A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5938826A (en) * | 1997-05-16 | 1999-08-17 | Markem Corporation | Hot melt ink |
| US6093239A (en) * | 1997-05-16 | 2000-07-25 | Markem Corporation | Hot melt ink |
| KR100325305B1 (en) * | 1998-11-09 | 2002-07-31 | 대한민국(관리청:특허청장. 승계청:기술표준원장) | Manufacturing method of polyamide-based photocurable prepolymer for microbial fixation |
| WO2017088942A1 (en) * | 2015-11-25 | 2017-06-01 | Durst Phototechnik Digital Technology Gmbh | Water-based hybrid ink, and method for the production of an article printed with said ink |
| US11549030B2 (en) | 2015-11-25 | 2023-01-10 | Durst Phototechnik Digital Technology Gmbh | Water-based hybrid ink, and method for the production of an article printed with said ink |
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