JPH05295275A - Aqueous resin composition - Google Patents

Aqueous resin composition

Info

Publication number
JPH05295275A
JPH05295275A JP4103273A JP10327392A JPH05295275A JP H05295275 A JPH05295275 A JP H05295275A JP 4103273 A JP4103273 A JP 4103273A JP 10327392 A JP10327392 A JP 10327392A JP H05295275 A JPH05295275 A JP H05295275A
Authority
JP
Japan
Prior art keywords
water
polymer
oxazoline
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.)
Granted
Application number
JP4103273A
Other languages
Japanese (ja)
Other versions
JP3191978B2 (en
Inventor
Yoshihiro Arita
義広 有田
Kiyoshi Kawamura
清 川村
Kenta Kanaida
金井田健太
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Priority to JP10327392A priority Critical patent/JP3191978B2/en
Priority to US08/038,199 priority patent/US5300602A/en
Publication of JPH05295275A publication Critical patent/JPH05295275A/en
Application granted granted Critical
Publication of JP3191978B2 publication Critical patent/JP3191978B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Paints Or Removers (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)

Abstract

PURPOSE:To provide the subject composition capable of forming a coating film excellent in mechanical strength, water resistance, solvent resistance, heat resistance, durability, adhesion to a substrate, etc., by curing in a short time even at a room temperatures and widely useful as a resin component for a paint, a surface treatment, a coating material, an adhesive, a sealant, etc. CONSTITUTION:The objective aqueous composition contains (A), as the main components, water-soluble, water-dilutable or water-dispersible polymers which are partly or wholly composed of polymers (A1) having a functional group reactive with a 2-oxazoline group and (B) a water-soluble 2-oxazoline group- containing polymer as a crosslinking agent for the above-mentioned polymers (A1). As the polymer (A1), an acrylic resin, a polyester resin, a polyurethane resin, a polyolefin resin, etc., each having a functional group reactive with a 2-oxazoline group and soluble, dilutable or dispersible in water are exemplified. The polymer (B) is synthesized by polymerizing an oxazoline (a) capable of addition polymerization and, as necessary, one or more kinds of other monomers (b).

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は新規な水性樹脂組成物
に関し、更に詳しくは、室温においても短時間で硬化し
て、優れた機械的強度、耐水性、耐溶剤性、耐熱性、耐
久性、基材への密着性等の諸性能を有する皮膜を形成
し、塗料、表面処理剤、コーティング剤、接着剤、シー
リング剤等の分野に利用でき得る水性樹脂組成物に関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a novel aqueous resin composition, and more specifically, it cures in a short time even at room temperature and has excellent mechanical strength, water resistance, solvent resistance, heat resistance and durability. The present invention relates to an aqueous resin composition which forms a film having various properties such as adhesion to a substrate and can be used in the fields of paints, surface treatment agents, coating agents, adhesives, sealing agents and the like.

【0002】[0002]

【従来の技術】水溶性、水希釈性もしくは水分散性のア
クリル樹脂、ポリエステル樹脂、ポリウレタン樹脂及び
ポリオレフィン樹脂は水系であるが故に、火災や作業環
境、汚染の危険性がなく、かつ、その皮膜が優れた機械
的強度、可撓性、耐溶剤性を有するという特徴があり、
塗料、表面処理剤、コーティング剤、接着剤、シーリン
グ剤等の樹脂成分として巾広く使用されているが、水溶
性、水希釈性もしくは水分散性にするために、親水基を
多量に含まざるを得ず、特に耐水性、耐久性等に問題が
あった。
2. Description of the Related Art Water-soluble, water-dilutable or water-dispersible acrylic resins, polyester resins, polyurethane resins and polyolefin resins are water-based and therefore have no risk of fire, work environment or pollution, and their coatings. Is characterized by having excellent mechanical strength, flexibility and solvent resistance,
It is widely used as a resin component in paints, surface treatment agents, coating agents, adhesives, sealing agents, etc., but in order to make it water-soluble, water-dilutable or water-dispersible, it must contain a large amount of hydrophilic groups. There was a problem in water resistance and durability.

【0003】近年、かかる欠点を解消するための硬化剤
としてアミノプラスト樹脂(例えば水溶性メラミン樹
脂)、エポキシ樹脂、アジリジン系化合物等を配合して
皮膜の諸性能を向上させる試みがなされている(特開昭
47−27241号公報、特開昭54−41940号公報、特開昭55−
164244号公報)。特開平2−99537号公報、及び、特公昭
63−48884号公報には、カルボキシル基を含有するラテ
ックスを、2−オキサゾリン基を含有するラテックスで
架橋させる硬化性組成物が開示されている。
In recent years, attempts have been made to improve various performances of coatings by blending aminoplast resin (for example, water-soluble melamine resin), epoxy resin, aziridine compound and the like as a curing agent for solving the above drawbacks ( JPA
47-27241, JP 54-41940, JP 55-
164244 publication). Japanese Patent Laid-Open No. 2-99537 and Japanese Patent Publication Sho
63-48884 discloses a curable composition in which a latex containing a carboxyl group is crosslinked with a latex containing a 2-oxazoline group.

【0004】[0004]

【発明が解決しようとする課題】硬化剤としてメラミン
樹脂、エポキシ樹脂、アジリジン系化合物を使用する場
合は、硬化剤が低分子化合物であるため、皮膜にした際
の耐水性、密着性や耐久性に問題があった。また、オキ
サゾリン基を含有するラテックスを使用する場合は、粒
子状であるが故に反応性基との架橋効率が悪く、硬化速
度、機械的強度、耐水性や耐溶剤性に問題があった。
When a melamine resin, an epoxy resin, or an aziridine compound is used as a curing agent, the curing agent is a low molecular weight compound, so that water resistance, adhesion and durability when formed into a film. I had a problem with. Further, when a latex containing an oxazoline group is used, since it is in a particulate form, the crosslinking efficiency with the reactive group is poor, and there are problems in curing rate, mechanical strength, water resistance and solvent resistance.

【0005】この発明は、室温においても短時間で硬化
して、優れた機械的強度、耐水性、耐溶剤性、耐熱性、
耐久性、基材への密着性等の諸性能を有する皮膜を形成
し得る水性樹脂組成物を提供することを課題とする。
The present invention cures in a short time even at room temperature, and has excellent mechanical strength, water resistance, solvent resistance, heat resistance,
An object is to provide an aqueous resin composition capable of forming a film having various properties such as durability and adhesion to a substrate.

【0006】[0006]

【課題を解決するための手段】上記課題を解決するため
に、この発明は、水溶性、水希釈性もしくは水分散性の
重合体(A)を主剤として含有し、該重合体(A)のう
ちの少なくとも一部が2−オキサゾリン基と反応し得る
官能基を有する重合体(A1)であり、2−オキサゾリ
ン基を有する水溶性重合体(B)を前記重合体(A1)
の架橋剤として含有している水性樹脂組成物を提供す
る。
In order to solve the above problems, the present invention contains a water-soluble, water-dilutable or water-dispersible polymer (A) as a main agent, At least a part of the polymer (A1) is a polymer having a functional group capable of reacting with a 2-oxazoline group, and the water-soluble polymer (B) having a 2-oxazoline group is the polymer (A1).
The present invention provides an aqueous resin composition containing as a cross-linking agent.

【0007】2−オキサゾリン基は、下記一般式(I)
で表される1価の有機基である。
The 2-oxazoline group has the following general formula (I):
It is a monovalent organic group represented by.

【0008】[0008]

【化1】 [Chemical 1]

【0009】〔式中、R1 、R2 、R3 、R4 はそれぞ
れ独立に水素、ハロゲン、アルキル、アラルキル、フェ
ニルまたは置換フェニルである。〕この発明で使用する
重合体(A)は、水溶性、水希釈性もしくは水分散性を
有する重合体である。重合体(A)の一部または全部が
2−オキサゾリン基と反応し得る官能基を有する重合体
(A1)であり、重合体(A)の残部が前記官能基のな
い重合体(A2)である。重合体(A1)は、固形分換
算値で、重合体(A)全体100重量%に対して33〜
100重量%の範囲が好ましい。重合体(A1)の割合
が33重量%を下回ると、重合体(A1)の特徴を生か
しながら性能を向上させられないおそれがある。
[Wherein, R 1 , R 2 , R 3 and R 4 are each independently hydrogen, halogen, alkyl, aralkyl, phenyl or substituted phenyl. The polymer (A) used in the present invention is a water-soluble, water-dilutable or water-dispersible polymer. Part or all of the polymer (A) is a polymer (A1) having a functional group capable of reacting with a 2-oxazoline group, and the balance of the polymer (A) is a polymer (A2) having no functional group. is there. The polymer (A1) has a solid content conversion value of 33 to 100% by weight relative to the entire polymer (A).
A range of 100% by weight is preferred. If the proportion of the polymer (A1) is less than 33% by weight, the performance may not be improved while taking advantage of the characteristics of the polymer (A1).

【0010】この発明で使用する重合体(A1)として
は、2−オキサゾリン基と反応し得る官能基を有する水
溶性、水希釈性もしくは水分散性のアクリル樹脂、ポリ
エステル樹脂、ポリウレタン樹脂及びポリオレフィン樹
脂等が挙げられ、これらからなる群から選ばれた1種ま
たは2種以上の重合体であれば特に制限なく使用でき
る。
The polymer (A1) used in the present invention is a water-soluble, water-dilutable or water-dispersible acrylic resin, polyester resin, polyurethane resin or polyolefin resin having a functional group capable of reacting with a 2-oxazoline group. And the like, and one or more polymers selected from the group consisting of these can be used without particular limitation.

【0011】重合体(A1)中に含有されるオキサゾリ
ン基と反応し得る官能基としては、例えば、カルボキシ
ル基及びその塩、無水カルボン酸基、メルカプト基等を
挙げることができ、これらを併用することもできるが、
オキサゾリン基との反応性の点からカルボキシル基、無
水カルボン酸基が特に好適である。官能基の量としては
特に制限されず、適宜選択すれば良いが、官能基1等量
当たりの分子量が100〜2万、好ましくは500〜1
万となる割合で官能基を含有させるのが良い。官能基が
多すぎると硬化皮膜が硬脆くなり、耐水性及び基材への
密着性が損なわれる傾向にあり、また逆に少なすぎると
硬化の程度が不充分であり、耐久性や耐水性等が損なわ
れる傾向にある。
Examples of the functional group capable of reacting with the oxazoline group contained in the polymer (A1) include a carboxyl group and a salt thereof, a carboxylic acid anhydride group, a mercapto group and the like, and these are used in combination. You can
A carboxyl group and a carboxylic acid anhydride group are particularly preferable from the viewpoint of reactivity with the oxazoline group. The amount of the functional group is not particularly limited and may be appropriately selected, but the molecular weight per equivalent of the functional group is 100 to 20,000, preferably 500 to 1
It is preferable to contain the functional group in a ratio that makes it possible. If there are too many functional groups, the cured film will become hard and brittle, and water resistance and adhesion to the substrate will tend to be impaired. Conversely, if there are too few functional groups, the degree of curing will be insufficient, and durability, water resistance, etc. Tend to be impaired.

【0012】この発明において、重合体(A1)として
は公知のものを広く使用できる。例えば、アクリセット
19E、アクリセット210E、アクリセット260
E、アクリセット288E、アロロン453(いずれも
株式会社日本触媒製)等の水分散性あるいは水溶性アク
リル樹脂;ソフラネートAE−10、ソフラネートAE
−40(いずれも日本ソフラン加工株式会社製)、ハイ
ドランHW−110、ハイドランHW−131、ハイド
ランHW−135、ハイドランHW−320、ボンディ
ック72070(いずれも大日本インキ化学工業株式会
社製)、ポイズ710、ポイズ720(いずれも花王株
式会社製)、メルシー525、メルシー585、メルシ
ー414、メルシー455(いずれも東洋ポリマー株式
会社製)等の水分散性ポリウレタン樹脂;バイロナール
MD−1200、バイロナールMD−1400、バイロ
ナールMD−1930(いずれも東洋紡績株式会社
製)、WD3652、WJL6342(いずれもイース
トマンケミカル社製)等の水分散性ポリエステル樹脂;
イソバン−10、イソバン−06、イソバン−04(い
ずれもクラレイソプレンケミカル株式会社製)、プリマ
コール5981、プリマコール5983、プリマコール
5990、プリマコール5991(いずれもダウ・ケミ
カル社製)等の水溶性、水希釈性もしくは水分散性のポ
リオレフィン系樹脂等を挙げることができる。
In the present invention, known polymers (A1) can be widely used. For example, Ax Reset 19E, Ax Reset 210E, Ax Reset 260
E, Acrylic 288E, Arolone 453 (all manufactured by Nippon Shokubai Co., Ltd.) and other water-dispersible or water-soluble acrylic resins; sofuranate AE-10, sofuranate AE
-40 (all manufactured by Japan Soflan Processing Co., Ltd.), Hydran HW-110, Hydran HW-131, Hydran HW-135, Hydran HW-320, Bondic 72070 (all manufactured by Dainippon Ink and Chemicals, Inc.), Poise 710, Poise 720 (all manufactured by Kao Corporation), Mercy 525, Mercy 585, Mercy 414, Mercy 455 (all manufactured by Toyo Polymer Co., Ltd.) and the like; Bayronal MD-1200, Bayronal MD-1400. , Water-dispersible polyester resins such as Bayronal MD-1930 (all manufactured by Toyobo Co., Ltd.), WD3652, WJL6342 (all manufactured by Eastman Chemical Co.);
Water-soluble such as Isoban-10, Isoban-06, Isoban-04 (all manufactured by Kuraray Isoprene Chemical Co., Ltd.), Primacol 5981, Primacol 5983, Primacol 5990, Primacol 5991 (all manufactured by Dow Chemical Co.) Examples thereof include water-dilutable or water-dispersible polyolefin resins.

【0013】この発明においては必要に応じて、2−オ
キサゾリン基と反応し得る官能基を有しない水溶性、水
希釈性もしくは水分散性の重合体(A2)が使用され
る。重合体(A2)を使用することにより、基材への密
着性、塗工性、顔料混和性等が向上する場合がある。使
用される重合体(A2)としては公知の水性ラテックス
などを広く使用できる。水性ラテックスの具体例は、ア
クリル系水分散液、酢酸ビニル系水分散液、スチレン−
ブタジエン系水分散液、天然ゴムラテックス等を挙げる
ことができる。上記水性体テックスなどの重合体(A
2)に、2−オキサゾリン基と反応し得る官能基(たと
えば、カルボキシル基、メルカプト基等の官能基)を導
入すると重合体(A1)として使用できる。
In the present invention, if necessary, a water-soluble, water-dilutable or water-dispersible polymer (A2) having no functional group capable of reacting with the 2-oxazoline group is used. By using the polymer (A2), adhesion to a substrate, coatability, pigment miscibility, etc. may be improved. As the polymer (A2) used, known aqueous latex and the like can be widely used. Specific examples of the aqueous latex include acrylic aqueous dispersions, vinyl acetate aqueous dispersions, styrene-
Examples thereof include a butadiene-based aqueous dispersion and natural rubber latex. Polymers such as the above aqueous tex (A
When a functional group capable of reacting with a 2-oxazoline group (for example, a functional group such as a carboxyl group or a mercapto group) is introduced into 2), it can be used as a polymer (A1).

【0014】この発明で使用される水溶性の重合体
(B)は、付加重合性オキサゾリン(a)及び必要に応
じて少なくとも1種の他の単量体(b)を重合してなる
ものである。この発明において付加重合性オキサゾリン
(a)とは、下記一般式(II)によって表されるもので
ある。
The water-soluble polymer (B) used in the present invention is obtained by polymerizing an addition-polymerizable oxazoline (a) and, if necessary, at least one other monomer (b). is there. In the present invention, the addition-polymerizable oxazoline (a) is represented by the following general formula (II).

【0015】[0015]

【化2】 [Chemical 2]

【0016】〔式中、R1 、R2 、R3 、R4 はそれぞ
れ独立に水素、ハロゲン、アルキル、アラルキル、フェ
ニルまたは置換フェニルであり、R5 は付加重合性不飽
和結合を持つ非環状有機基である。〕具体例としては、
2−ビニル−2−オキサゾリン、2−ビニル−4−メチ
ル−2−オキサゾリン、2−ビニル−5−メチル−2−
オキサゾリン、2−イソプロペニル−2−オキサゾリ
ン、2−イソプロペニル−4−メチル−2−オキサゾリ
ン、2−イソプロペニル−5−エチル−2−オキサゾリ
ンを挙げることができ、これらの群から選ばれる1種ま
たは2種以上の混合物を使用することができる。中で
も、2−イソプロペニル−2−オキサゾリンが工業的に
も入手し易く好適である。
[Wherein R 1 , R 2 , R 3 and R 4 are each independently hydrogen, halogen, alkyl, aralkyl, phenyl or substituted phenyl, and R 5 is an acyclic group having an addition polymerizable unsaturated bond] It is an organic group. ] As a specific example,
2-vinyl-2-oxazoline, 2-vinyl-4-methyl-2-oxazoline, 2-vinyl-5-methyl-2-
Oxazoline, 2-isopropenyl-2-oxazoline, 2-isopropenyl-4-methyl-2-oxazoline, 2-isopropenyl-5-ethyl-2-oxazoline can be mentioned, and one selected from these groups Alternatively, a mixture of two or more kinds can be used. Among them, 2-isopropenyl-2-oxazoline is industrially easily available and suitable.

【0017】付加重合性オキサゾリン(a)の使用量は
特に限定されるものではないが、重合体(B)を得る際
に使用する単量体混合物中、5重量%以上であることが
好ましい。5重量%未満の量では硬化の程度が不充分で
あり、耐久性、耐水性等が損なわれる傾向にある。この
発明において他の単量体(b)とは、オキサゾリン基と
反応しない、付加重合性オキサゾリン(a)と共重合可
能な単量体であれば特に制限はなく、例えば、(メタ)
アクリル酸メチル、(メタ)アクリル酸ブチル、(メ
タ)アクリル酸2−エチルヘキシル、(メタ)アクリル
酸メトキシポリエチレングリコール、(メタ)アクリル
酸2−ヒドロキシエチル、(メタ)アクリル酸2−アミ
ノエチルおよびその塩等の(メタ)アクリル酸エステル
類;(メタ)アクリルニトリル等の不飽和ニトリル類;
(メタ)アクリルアミド、N−メチロール(メタ)アク
リルアミド、N−(2−ヒドロキシエチル)(メタ)ア
クリルアミド等の不飽和アミド類;酢酸ビニル、プロピ
オン酸ビニル等のビニルエステル類;メチルビニルエー
テル、エチルビニルエーテル等のビニルエーテル類;エ
チレン、プロピレン等のα−オレフィン類;塩化ビニ
ル、塩化ビニリデン、フッ化ビニル等の含ハロゲンα,
β−不飽和単量体類;スチレン、α−メチルスチレン、
スチレンスルホン酸ナトリウム等のα,β−不飽和芳香
族単量体類が挙げられ、これらの1種または2種以上の
混合物を使用することができる。
The amount of the addition-polymerizable oxazoline (a) used is not particularly limited, but it is preferably 5% by weight or more in the monomer mixture used for obtaining the polymer (B). If the amount is less than 5% by weight, the degree of curing is insufficient and durability, water resistance, etc. tend to be impaired. In the present invention, the other monomer (b) is not particularly limited as long as it is a monomer that does not react with the oxazoline group and is copolymerizable with the addition-polymerizable oxazoline (a), and includes, for example, (meth)
Methyl acrylate, butyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, methoxypolyethylene glycol (meth) acrylate, 2-hydroxyethyl (meth) acrylate, 2-aminoethyl (meth) acrylate and the like. (Meth) acrylic acid esters such as salts; unsaturated nitriles such as (meth) acrylonitrile;
Unsaturated amides such as (meth) acrylamide, N-methylol (meth) acrylamide, N- (2-hydroxyethyl) (meth) acrylamide; vinyl esters such as vinyl acetate and vinyl propionate; methyl vinyl ether, ethyl vinyl ether, etc. Vinyl ethers; α-olefins such as ethylene and propylene; halogen-containing α such as vinyl chloride, vinylidene chloride and vinyl fluoride
β-unsaturated monomers; styrene, α-methylstyrene,
Examples include α, β-unsaturated aromatic monomers such as sodium styrenesulfonate, and one or a mixture of two or more of these can be used.

【0018】水溶性の重合体(B)は、付加重合性オキ
サゾリン(a)及び必要に応じて少なくとも1種の他の
単量体(b)を、従来公知の重合法によって水性媒体中
で溶液重合を行うことにより製造できる。使用できる水
性媒体は、水と混合可能なものであれば特に制限はない
が、例示すれば、水;または、水とメタノール、エタノ
ール、プロパノール、イソプロパノール、ブタノール、
ターシャリーブタノール、エチレングリコール、エチレ
ングリコールモノメチルエーテル、エチレングリコール
モノブチルエーテル、ジエチレングリコール、アセト
ン、メチルエチルケトン等の混合溶液が挙げられる。
The water-soluble polymer (B) is a solution of an addition-polymerizable oxazoline (a) and, if necessary, at least one other monomer (b) in an aqueous medium by a conventionally known polymerization method. It can be produced by carrying out polymerization. The aqueous medium that can be used is not particularly limited as long as it can be mixed with water, but, for example, water; or water and methanol, ethanol, propanol, isopropanol, butanol,
A mixed solution of tertiary butanol, ethylene glycol, ethylene glycol monomethyl ether, ethylene glycol monobutyl ether, diethylene glycol, acetone, methyl ethyl ketone and the like can be mentioned.

【0019】重合体(B)に水溶性を付与するために
は、単量体混合物中の親水性単量体の割合が50重量%
以上、好ましくは70重量%以上である。親水性単量体
とは、付加重合性オキサゾリン(a)および他の単量体
(b)の中の、(メタ)アクリル酸2−ヒドロキシエチ
ル、(メタ)アクリル酸メトキシポリエチレングリコー
ル、(メタ)アクリル酸2−アミノエチルおよびその
塩、(メタ)アクリルアミド、N−メチロール(メタ)
アクリルアミド、N−(2−ヒドロキシエチル)(メ
タ)アクリルアミド、(メタ)アクリロニトリル、スチ
レンスルホン酸ナトリウム等が挙げられる。
In order to impart water solubility to the polymer (B), the proportion of the hydrophilic monomer in the monomer mixture is 50% by weight.
The above is preferably 70% by weight or more. The hydrophilic monomer means 2-hydroxyethyl (meth) acrylate, methoxypolyethylene glycol (meth) acrylate, (meth) of addition-polymerizable oxazoline (a) and other monomer (b). 2-Aminoethyl acrylate and its salts, (meth) acrylamide, N-methylol (meth)
Examples thereof include acrylamide, N- (2-hydroxyethyl) (meth) acrylamide, (meth) acrylonitrile, and sodium styrenesulfonate.

【0020】この発明における、重合体(A1)と水溶
性の重合体(B)との配合割合は、特に限定されるもの
ではないが、重合体(A1)100重量部に対して重合
体(B)1〜50重量部の範囲が好ましく、1〜20重
量部の範囲がより好ましい。1重量部未満の量では硬化
の程度が不充分であり、耐久性、耐水性等が損なわれ、
50重量部より多くなると基材への密着性が損なわれる
傾向にある。
In the present invention, the mixing ratio of the polymer (A1) and the water-soluble polymer (B) is not particularly limited, but the polymer (A1) is added to 100 parts by weight of the polymer (A1). B) The range of 1 to 50 parts by weight is preferable, and the range of 1 to 20 parts by weight is more preferable. If the amount is less than 1 part by weight, the degree of curing is insufficient and durability, water resistance, etc. are impaired.
If it exceeds 50 parts by weight, the adhesion to the substrate tends to be impaired.

【0021】この発明の組成物は、この発明の目的を損
なわない範囲で必要に応じて、溶剤、可塑剤、無機また
は有機の充填剤、着色顔料、染料、増粘剤、分散剤、湿
潤剤、消泡剤、防腐防カビ剤、防錆剤等を添加すること
も可能である。この発明の組成物を製造するに際して
は、特に限定されず、当該業者で慣用の手段を広く適用
でき、例えば、重合体(A)の水溶液、水希釈液もしく
は水分散液に、水溶性の重合体(B)と必要に応じてそ
の他添加剤を適宜添加、混合すれば良い。そして、塗
料、表面処理剤、コーティング剤、接着剤、シーリング
剤に使用するに際しては、ロールコーター、スプレー、
浸漬、刷毛塗り等当該業者で慣用の方法で基材に塗布す
れば良い。硬化は室温で1日〜2週間で行うことができ
るが、必要であれば120℃で30分間程度のような加
熱により行うこともできる。
The composition of the present invention comprises a solvent, a plasticizer, an inorganic or organic filler, a coloring pigment, a dye, a thickener, a dispersant, and a wetting agent, if necessary, within a range not impairing the object of the present invention. It is also possible to add a defoaming agent, an antiseptic / antifungal agent, an anticorrosive agent and the like. There are no particular restrictions on the production of the composition of the present invention, and any means commonly used by those skilled in the art can be widely applied. For example, an aqueous solution, a water-diluted solution, or a water-dispersed solution of the polymer (A) can be used. If necessary, the additive (B) and other additives may be appropriately added and mixed. And when using it for paints, surface treatment agents, coating agents, adhesives, and sealing agents, roll coaters, sprays,
It may be applied to the substrate by a method commonly used by those skilled in the art, such as dipping or brush coating. The curing can be performed at room temperature for 1 day to 2 weeks, but if necessary, it can be performed by heating at 120 ° C. for about 30 minutes.

【0022】[0022]

【作用】この発明の水性樹脂組成物は、オキサゾリン基
と反応し得る官能基を有する特定の重合体(A1)がオ
キサゾリン基を有する重合体(B)と反応して架橋構造
を形成する。水系の重合体(A)と水溶性の重合体
(B)を含有しているため、種々の主剤に対して相溶性
が良く、室温においても緻密に硬化し、硬化に際して加
熱装置等の多大な設備を必要としない。該組成物は、硬
化して優れた機械的強度、耐水性、耐溶剤性、耐熱性、
耐久性、基材への密着性等の諸性能を有する皮膜を形成
する。このため、該組成物は、塗料、表面処理剤、コー
ティング剤、接着剤、シーリング剤等の分野で好適に使
用され得る。
In the aqueous resin composition of the present invention, the specific polymer (A1) having a functional group capable of reacting with an oxazoline group reacts with the polymer (B) having an oxazoline group to form a crosslinked structure. Since it contains the water-based polymer (A) and the water-soluble polymer (B), it has good compatibility with various base materials and is densely cured even at room temperature. No equipment needed. The composition is cured to have excellent mechanical strength, water resistance, solvent resistance, heat resistance,
A film having various properties such as durability and adhesion to a substrate is formed. Therefore, the composition can be suitably used in the fields of paints, surface treatment agents, coating agents, adhesives, sealing agents and the like.

【0023】[0023]

【実施例】以下、実施例により本発明を具体的に説明す
るが、本発明は下記実施例に限定されるものではない。
なお、以下では、特にことわりのない限り、「%」は
「重量%」、「部」は「重量部」を示す。 −製造例1(重合体(B)の製造例)− 攪拌機、還流冷却器、窒素導入管及び温度計を備えたフ
ラスコに、脱イオン水1350部、過硫酸ソーダ5部、
2−イソプロペニル−2−オキサゾリン120部及びア
クリル酸エチル30部を仕込み、ゆるやかに窒素ガスを
流しながら50℃に加熱した。フラスコ内の温度を50
±1℃に保ち、10時間攪拌を続けて反応を完結させた
後冷却し、不揮発分10.2%のオキサゾリン基含有重
合体水溶液(1)を得た。この重合体の数平均分子量は
約2万であった。
EXAMPLES The present invention will now be described in detail with reference to examples, but the present invention is not limited to the following examples.
In the following, "%" means "% by weight" and "part" means "part by weight" unless otherwise specified. -Production Example 1 (Production Example of Polymer (B))-In a flask equipped with a stirrer, a reflux condenser, a nitrogen introduction tube and a thermometer, 1350 parts of deionized water, 5 parts of sodium persulfate,
120 parts of 2-isopropenyl-2-oxazoline and 30 parts of ethyl acrylate were charged and heated to 50 ° C. while gently flowing nitrogen gas. Set the temperature in the flask to 50
After keeping the temperature at ± 1 ° C. and stirring for 10 hours to complete the reaction, the mixture was cooled to obtain an aqueous oxazoline group-containing polymer solution (1) having a nonvolatile content of 10.2%. The number average molecular weight of this polymer was about 20,000.

【0024】−製造例2(重合体(B)の製造例)− 製造例1と同様のフラスコに、脱イオン水1350部、
過硫酸ソーダ5部、2−イソプロペニル−2−オキサゾ
リン150部を仕込み、ゆるやかに窒素ガスを流しなが
ら50℃に加熱した。フラスコ内の温度を50±1℃に
保ち、10時間攪拌を続けて反応を完結させた後冷却
し、不揮発分10.2%のオキサゾリン基含有重合体水
溶液(2)を得た。この重合体の数平均分子量は約2万
であった。
-Production Example 2 (Production Example of Polymer (B))-In a flask similar to that of Production Example 1, 1350 parts of deionized water,
5 parts of sodium persulfate and 150 parts of 2-isopropenyl-2-oxazoline were charged and heated to 50 ° C. while gently flowing nitrogen gas. The temperature in the flask was kept at 50 ± 1 ° C., stirring was continued for 10 hours to complete the reaction, and then the mixture was cooled to obtain an oxazoline group-containing polymer aqueous solution (2) having a nonvolatile content of 10.2%. The number average molecular weight of this polymer was about 20,000.

【0025】−製造例3(比較用の重合体の製造例)− 攪拌機、還流冷却器、窒素導入管、温度計及び滴下ロー
トを備えたフラスコに、脱イオン水782.4部及びハ
イテノールN−08(第一工業製薬株式会社製のポリオ
キシエチレンノニルフェニルエーテル硫酸アンモニウム
塩)15%水溶液128部を仕込み、適量の28%アン
モニア水でpH9.0に調整し、ゆるやかに窒素ガスを
流しながら70℃に加熱した。そこへ過硫酸カリウムの
5%水溶液64部を注入し、続いて予め調整しておいた
アクリル酸ブチル288部、スチレン288部及び2−
イソプロペニル−2−オキサゾリン64部からなる単量
体混合物を3時間にわたって滴下した。反応中は窒素ガ
スを吹き込み続け、フラスコ内の温度を70±1℃に保
った。滴下終了後も2時間同じ温度に保った後、内温を
80℃に昇温させて1時間攪拌を続けて反応を完結させ
た。その後冷却し、不揮発分39.8%、pH8.0の
オキサゾリン基含有重合体水性分散液(3)を得た。
Preparation Example 3 (Comparative Polymer Preparation Example) -In a flask equipped with a stirrer, a reflux condenser, a nitrogen introducing tube, a thermometer and a dropping funnel, 782.4 parts of deionized water and Hitenol N were added. -08 (Daiichi Kogyo Seiyaku Co., Ltd. polyoxyethylene nonylphenyl ether sulfate ammonium salt) was charged with 128 parts of 15% aqueous solution, and the pH was adjusted to 9.0 with an appropriate amount of 28% ammonia water. Heated to ° C. 64 parts of a 5% aqueous solution of potassium persulfate was injected therein, and then 288 parts of butyl acrylate, 288 parts of styrene and 2-
A monomer mixture consisting of 64 parts of isopropenyl-2-oxazoline was added dropwise over 3 hours. Nitrogen gas was continuously blown in during the reaction to keep the temperature in the flask at 70 ± 1 ° C. After the dropping was completed, the same temperature was maintained for 2 hours, then the internal temperature was raised to 80 ° C., and stirring was continued for 1 hour to complete the reaction. After cooling, an oxazoline group-containing polymer aqueous dispersion (3) having a nonvolatile content of 39.8% and a pH of 8.0 was obtained.

【0026】−実施例1〜4及び比較例1〜5− 表1に記した配合により水分散液を調整し、20±0.
5℃、75±3%RHの条件下で四フッ化エチレン樹脂
(デュポン社の商品名「テフロン」)製の板にキャスト
した後、1昼夜乾燥して約0.3mm厚のフィルムを作
製した。得られたフィルムは7日間、同じ条件下に放置
した後試験片とし、以下のテストを行った。 1)耐溶剤性 室温においてアセトン中に試験片を72時間浸漬して、
その膨潤率ならびに溶出率を下記の式に従って算出し
た。
-Examples 1 to 4 and Comparative Examples 1 to 5-Aqueous dispersions were prepared according to the formulations shown in Table 1, and were adjusted to 20 ± 0.
The film was cast on a plate made of tetrafluoroethylene resin (trade name “Teflon” manufactured by DuPont) under the conditions of 5 ° C. and 75 ± 3% RH, and then dried for one day to prepare a film having a thickness of about 0.3 mm. .. The obtained film was left under the same conditions for 7 days and then used as a test piece, and the following test was conducted. 1) Solvent resistance By soaking the test piece in acetone at room temperature for 72 hours,
The swelling rate and the elution rate were calculated according to the following formulas.

【0027】膨潤率=((浸漬後の長さ−浸漬前の長さ)/
浸漬前の長さ) × 100 (%) 溶出率=((浸漬前の重量−浸漬乾燥後の重量)/浸漬前の
重量) × 100 (%) 2)フィルム強度 インストロン引張試験機を用い、引張速度10cm/分
で測定した。 3)耐沸水性 沸水中に4時間浸漬後のフィルム外観を観察した。
Swelling rate = ((length after immersion-length before immersion) /
Length before immersion) × 100 (%) Elution rate = ((weight before immersion-weight after immersion drying) / weight before immersion) × 100 (%) 2) Film strength Using an Instron tensile tester, The tensile speed was measured at 10 cm / min. 3) Boiling Water Resistance The appearance of the film after immersing in boiling water for 4 hours was observed.

【0028】なお、表1中の水分散性ポリエステル樹
脂、水溶性メラミン化合物、エポキシ樹脂、アジリジン
系化合物は以下の通りである。 ・水分散性ポリエステル樹脂(カルボキシル基含有) バイロナールMD−1930(東洋紡績株式会社製) ・水溶性メラミン化合物(N−メチロール基含有) スミテックスレジンM−3(住友化学工業株式会社製) ・エポキシ樹脂(エポキシ基含有) エピクロン85−75W(大日本インキ化学工業株式会
社製) ・アジリジン系化合物(アジリジン基含有) ケミタイトDZ−22E(株式会社日本触媒製)
The water-dispersible polyester resin, water-soluble melamine compound, epoxy resin and aziridine compound in Table 1 are as follows.・ Water-dispersible polyester resin (containing carboxyl group) Bayronal MD-1930 (manufactured by Toyobo Co., Ltd.) ・ Water-soluble melamine compound (containing N-methylol group) Sumitex Resin M-3 (manufactured by Sumitomo Chemical Co., Ltd.) ・ Epoxy Resin (containing epoxy group) Epicron 85-75W (manufactured by Dainippon Ink and Chemicals, Inc.)-Aziridine compound (containing aziridine group) Chemitite DZ-22E (manufactured by Nippon Shokubai Co., Ltd.)

【0029】[0029]

【表1】 [Table 1]

【0030】−実施例5〜8及び比較例6〜9− 表2に記した配合により水分散液を調整した。これらを
用いて、下記貼合せ条件にて建材用ポリオレフィンシー
ト(コロナ放電処理品、0.08mm厚)とタイプI合
板(2.7mm厚)とを貼合せた。 〔貼合せ条件〕 塗布量 :12g/30cm2 塗布方法 :手動ロール プレス条件:0.5kg/cm2 で3時間プレス(室温) 養生 :室温5日間 得られた貼合せ合板の常態強度、耐水強度、耐熱強度及
び耐沸水強度を以下の方法に従って測定した。ピーリン
グ強度はインストロン引張試験機を用い、引張速度30
cm/分で測定した。
-Examples 5-8 and Comparative Examples 6-9-Aqueous dispersions were prepared according to the formulations shown in Table 2. Using these, a polyolefin sheet for building materials (corona discharge treated product, 0.08 mm thick) and type I plywood (2.7 mm thick) were laminated under the following laminating conditions. [Laminating conditions] Coating amount: 12 g / 30 cm 2 Coating method: Manual roll Pressing conditions: Pressing 0.5 kg / cm 2 for 3 hours (room temperature) Curing: Room temperature 5 days Normal strength and water resistance of the laminated plywood obtained The heat resistance strength and boiling water resistance strength were measured according to the following methods. For peeling strength, use an Instron tensile tester and pull speed 30
It was measured in cm / min.

【0031】常態強度 :20℃、60%RHでの18
0度ピーリング強度を測定した。 耐水強度 :20℃の水中に20時間放置し、濡れたま
までの180度ピーリング強度を測定した。 耐熱強度 :60℃で1時間放置した直後での180度
ピーリング強度を測定した。
Normal strength: 18 at 20 ° C., 60% RH
The 0 degree peeling strength was measured. Water resistance strength: It was left in water at 20 ° C. for 20 hours, and the 180 degree peeling strength in a wet state was measured. Heat resistance: 180 degree peeling strength was measured immediately after standing at 60 ° C. for 1 hour.

【0032】耐沸水強度:沸水中に4時間浸漬後、20
℃の水中に30分間放置し、濡れたままでの180度ピ
ーリング強度を測定した。 なお、表2中の水溶性ポリオレフィン系樹脂、水分散性
ポリウレタン樹脂、酢酸ビニル系水分散液は以下の通り
である。 ・水溶性ポリオレフィン系樹脂(カルボキシル基含有) イソバン−06(クラレイソプレンケミカル株式会社
製)100部を水247部中に分散した後、25%アン
モニア水53部を加えて得られた水溶液 ・水分散性ポリウレタン樹脂(カルボキシル基含有) ハイドランHW311(大日本インキ化学工業株式会社
製) ・酢酸ビニル系水分散液(2−オキサゾリン基と反応し
得る官能基含有せず) ボンドCV270L(コニシ株式会社製)
Strength against boiling water: 20 after immersion in boiling water for 4 hours
The sample was left in water at 0 ° C for 30 minutes, and the 180-degree peeling strength in a wet state was measured. The water-soluble polyolefin resin, water-dispersible polyurethane resin, and vinyl acetate-based water dispersion in Table 2 are as follows. Water-soluble polyolefin resin (containing carboxyl group) 100 parts of Isoban-06 (manufactured by Kuraray Isoprene Chemical Co., Ltd.) was dispersed in 247 parts of water, and then 53 parts of 25% ammonia water was added to obtain an aqueous solution. -Resistant polyurethane resin (containing carboxyl group) Hydran HW311 (manufactured by Dainippon Ink and Chemicals, Inc.)-Vinyl acetate aqueous dispersion (without functional group capable of reacting with 2-oxazoline group) Bond CV270L (manufactured by Konishi Co., Ltd.)

【0033】[0033]

【表2】 [Table 2]

【0034】−実施例9〜12及び比較例10〜17− 表3に記した配合により水分散液を調整し、20±0.
5℃、75±3%RHの条件下で四フッ化エチレン樹脂
(デュポン社製の商品名「テフロン」)製の板にキャス
トした後、1昼夜乾燥して約0.3mm厚のフィルムを
作製した。得られたフィルムを7日間、同じ条件下に放
置したものと、120℃で5分間硬化させたものを試験
片とし、以下のテストを行った。 4)耐溶剤性 室温においてキシレン中に試験片を24時間浸漬して、
その膨潤率ならびに溶出率を下記の式に従って算出し
た。
-Examples 9 to 12 and Comparative Examples 10 to 17-Aqueous dispersions were prepared according to the formulations shown in Table 3 to obtain 20 ± 0.
After casting on a plate made of tetrafluoroethylene resin (trade name "Teflon" manufactured by DuPont) under the conditions of 5 ° C and 75 ± 3% RH, it is dried for 1 day to prepare a film having a thickness of about 0.3 mm. did. The obtained film was left for 7 days under the same conditions and the film cured at 120 ° C. for 5 minutes was used as a test piece, and the following test was conducted. 4) Solvent resistance By soaking the test piece in xylene at room temperature for 24 hours,
The swelling rate and the elution rate were calculated according to the following formulas.

【0035】膨潤率=((浸漬後の重量−浸漬前の重量)/
浸漬前の長さ) × 100 (%) 溶出率=((浸漬前の重量−浸漬乾燥後の重量)/浸漬前の
重量) × 100 (%) 表3中の水溶性アクリル樹脂、アクリルエマルション、
水溶性メラミン化合物、エポキシ樹脂、アジリジン系化
合物は以下の通りである。 ・水溶性アクリル樹脂(カルボキシル基含有) アロロン453(株式会社日本触媒製) ・アクリルエマルション(カルボキシル基含有) アクリセット210E(株式会社日本触媒製) ・水溶性メラミン化合物(N−メチロール基含有) スミテックスレジンM−3(住友化学工業株式会社製) ・エポキシ樹脂(エポキシ基含有) エピクロン85−75W(大日本インキ化学工業株式会
社製) ・アジリジン系化合物(アジリジン基含有) ケミタイトDZ−22E(株式会社日本触媒製)
Swelling rate = ((weight after immersion-weight before immersion) /
Length before immersion) × 100 (%) Elution rate = ((weight before immersion-weight after immersion drying) / weight before immersion) × 100 (%) Water-soluble acrylic resin in Table 3, acrylic emulsion,
The water-soluble melamine compound, epoxy resin and aziridine compound are as follows. -Water-soluble acrylic resin (containing carboxyl group) Arolone 453 (manufactured by Nippon Shokubai Co., Ltd.)-Acrylic emulsion (containing carboxyl group) Acrylic 210E (manufactured by Nihon Shokubai Co., Ltd.)-Water-soluble melamine compound (containing N-methylol group) Sumi Tex Resin M-3 (manufactured by Sumitomo Chemical Co., Ltd.)-Epoxy resin (containing epoxy group) Epicron 85-75W (manufactured by Dainippon Ink and Chemicals, Inc.)-Aziridine compound (containing aziridine group) Chemitite DZ-22E (stock) Company made by Nippon Shokubai)

【0036】[0036]

【表3】 [Table 3]

【0037】表1、表2及び表3から明らかなように、
この発明の水性樹脂組成物は、室温においても短時間で
硬化し、優れた機械的強度、耐水性、耐溶剤性、耐熱
性、耐久性、基材への密着性等の諸性能を有する皮膜を
形成し得るものである。
As is clear from Table 1, Table 2 and Table 3,
The aqueous resin composition of the present invention is a film that cures in a short time even at room temperature and has various properties such as excellent mechanical strength, water resistance, solvent resistance, heat resistance, durability, and adhesion to a substrate. Can be formed.

【0038】[0038]

【発明の効果】この発明の水性樹脂組成物は、室温にお
いても短時間で硬化し、優れた機械的強度、耐水性、耐
溶剤性、耐熱性、耐久性、基材への密着性等の諸性能を
有する皮膜を形成し得るものである。従って、この発明
の水性樹脂組成物は、塗料、表面処理剤、コーティング
剤、接着剤、シーリング剤等の各種用途に有効に使用で
きるものである。
The aqueous resin composition of the present invention cures in a short time even at room temperature, and has excellent mechanical strength, water resistance, solvent resistance, heat resistance, durability, adhesion to a substrate and the like. It is capable of forming a film having various properties. Therefore, the aqueous resin composition of the present invention can be effectively used for various applications such as paints, surface treatment agents, coating agents, adhesives and sealing agents.

─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───

【手続補正書】[Procedure amendment]

【提出日】平成4年11月6日[Submission date] November 6, 1992

【手続補正1】[Procedure Amendment 1]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0017[Correction target item name] 0017

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0017】付加重合性オキサゾリン(a)の使用量は
特に限宝されるものではないが、重合体(B)を得る際
に使用する単量体混合物中、5重量%以上であることが
好ましい。5重量%未満の量では硬化の程度が不充分で
あり、耐久性、耐水性等が損なわれる傾向にある。この
発明において他の単量体(b)とは、オキサゾリン基と
反応しない、付加重合性オキサゾリン(a)と共重合可
能な単量体であれば特に制限はなく、例えば、(メタ)
アクリル酸メチル、(メタ)アクリル酸ブチル、(メ
タ)アクリル酸2−エチルヘキシル、(メタ)アクリル
酸メトキシポリエチレングリコール、(メタ)アクリル
酸2−ヒドロキシエチル、(メタ)アクリル酸2−アミ
ノエチルおよびその塩等の(メタ)アクリル酸エステル
類;(メタ)アクリル酸ナトリウム、(メタ)アクリル
酸アンモニウム等の(メタ)アクリル酸塩類;(メタ)
アクリニトリル酸の不飽和ニトリル類;(メタ)アク
リルアミド、N−メチロール(メタ)アクリルアミド、
N−(2−ヒドロキシエチル)(メタ)アクリルアミド
等の不飽和アミド類;酢酸ビニル、プロピオン酸ビニル
等のビニルエステル類;メチルビニルエーテル、エチル
ビニルエーテル等のビニルエーテル類;エチレン、プロ
ピレン等のα−オレフィン類;塩化ビニル、塩化ビニリ
デン、フッ化ビニル等の含ハロゲンα,β−不飽和単量
体類;スチレン、α−メチルスチレン、スチレンスルホ
ン酸ナトリウム等のα,β−不飽和芳香族単量体類等が
挙げられ、これらの1種または2種以上の混合物を使用
することができる。
The amount of addition-polymerizable oxazoline (a) used is not particularly limited, but it is preferably 5% by weight or more in the monomer mixture used for obtaining the polymer (B). .. If the amount is less than 5% by weight, the degree of curing is insufficient and durability, water resistance, etc. tend to be impaired. In the present invention, the other monomer (b) is not particularly limited as long as it is a monomer that does not react with the oxazoline group and is copolymerizable with the addition-polymerizable oxazoline (a), and includes, for example, (meth)
Methyl acrylate, butyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, methoxypolyethylene glycol (meth) acrylate, 2-hydroxyethyl (meth) acrylate, 2-aminoethyl (meth) acrylate and the like. (Meth) acrylic acid esters such as salts; sodium (meth) acrylate, (meth) acrylic
(Meth) acrylates such as ammonium acidate; (meth)
Unsaturated nitriles such acrylic nitrile acid; (meth) acrylamide, N- methylol (meth) acrylamide,
Unsaturated amides such as N- (2-hydroxyethyl) (meth) acrylamide; vinyl esters such as vinyl acetate and vinyl propionate; vinyl ethers such as methyl vinyl ether and ethyl vinyl ether; α-olefins such as ethylene and propylene. A halogen-containing α, β-unsaturated monomers such as vinyl chloride, vinylidene chloride and vinyl fluoride; α, β-unsaturated aromatic monomers such as styrene, α-methylstyrene and sodium styrenesulfonate And the like, and one kind or a mixture of two or more kinds thereof can be used.

【手続補正2】[Procedure Amendment 2]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0019[Name of item to be corrected] 0019

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0019】重合体(B)に水溶性を付与するために
は、単量体混合物中の親水性単量体の割合が50重量%
以上、好ましくは70重量%以上である。親水性単量体
とは、付加重合性オキサゾリン(a)および他の単量体
(b)の中の、(メタ)アクリル酸2−ヒドロキシエチ
ル、(メタ)アクリル酸メトキシポリエチレングリコー
ル、(メタ)アクリル酸2−アミノエチルおよびその
塩、(メタ)アクリル酸ナトリウム、(メタ)アクリル
酸アンモニウム、(メタ)アクリルアミド、N−メチロ
ール(メタ)アクリルアミド、N−(2−ヒドロキシエ
チル)(メタ)アクリルアミド、(メタ)アクリロニト
リル、スチレンスルホン酸ナトリウム等が挙げられる。
In order to impart water solubility to the polymer (B), the proportion of the hydrophilic monomer in the monomer mixture is 50% by weight.
The above is preferably 70% by weight or more. The hydrophilic monomer means 2-hydroxyethyl (meth) acrylate, methoxypolyethylene glycol (meth) acrylate, (meth) of addition-polymerizable oxazoline (a) and other monomer (b). 2-Aminoethyl acrylate and salts thereof, sodium (meth) acrylate, (meth) acrylic
Ammonium acid, (meth) acrylamide, N-methylol (meth) acrylamide, N- (2-hydroxyethyl) (meth) acrylamide, (meth) acrylonitrile, sodium styrenesulfonate and the like can be mentioned.

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 水溶性、水希釈性もしくは水分散性の重
合体(A)を主剤として含有し、該重合体(A)のうち
の少なくとも一部が2−オキサゾリン基と反応し得る官
能基を有する重合体(A1)であり、2−オキサゾリン
基を有する水溶性重合体(B)を前記重合体(A1)の
架橋剤として含有している水性樹脂組成物。
1. A functional group containing a water-soluble, water-dilutable or water-dispersible polymer (A) as a main agent, and at least a part of the polymer (A) capable of reacting with a 2-oxazoline group. An aqueous resin composition containing a water-soluble polymer (B) having a 2-oxazoline group as a cross-linking agent for the polymer (A1).
【請求項2】 重合体(A1)がアクリル樹脂、ポリエ
ステル樹脂、ポリウレタン樹脂およびポリオレフィン樹
脂から選ばれる少なくとも1種である請求項1記載の水
性樹脂組成物。
2. The aqueous resin composition according to claim 1, wherein the polymer (A1) is at least one selected from acrylic resins, polyester resins, polyurethane resins and polyolefin resins.
JP10327392A 1992-03-30 1992-04-22 Aqueous resin composition Expired - Fee Related JP3191978B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10327392A JP3191978B2 (en) 1992-04-22 1992-04-22 Aqueous resin composition
US08/038,199 US5300602A (en) 1992-03-30 1993-03-26 Process for producing water-soluble polymer and water-soluble polymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10327392A JP3191978B2 (en) 1992-04-22 1992-04-22 Aqueous resin composition

Publications (2)

Publication Number Publication Date
JPH05295275A true JPH05295275A (en) 1993-11-09
JP3191978B2 JP3191978B2 (en) 2001-07-23

Family

ID=14349780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10327392A Expired - Fee Related JP3191978B2 (en) 1992-03-30 1992-04-22 Aqueous resin composition

Country Status (1)

Country Link
JP (1) JP3191978B2 (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0611095A1 (en) * 1993-02-08 1994-08-17 Nippon Paint Co., Ltd. Water-based coating composition
EP0676446A1 (en) * 1993-10-22 1995-10-11 Nippon Shokubai Co., Ltd. Curable resin composition
JPH07278383A (en) * 1994-04-07 1995-10-24 Nippon Shokubai Co Ltd Aqueous resin composition
EP0722116A1 (en) * 1995-01-12 1996-07-17 Minnesota Mining And Manufacturing Company Antistatic film bases and photographic elements comprising said antistatic film bases
US5955251A (en) * 1997-04-21 1999-09-21 Konica Corporation Method for producing information recording medium
EP0905174A3 (en) * 1997-09-25 2000-01-12 Mitsubishi Chemical Corporation Deposited plastic film
JP2005264079A (en) * 2004-03-19 2005-09-29 Nippon Shokubai Co Ltd Aqueous dispersion-type adhesive composition
US7211622B2 (en) 2003-05-28 2007-05-01 Nippon Shokubai Co., Ltd. Aqueous resin composition and its uses
JP2008189868A (en) * 2007-02-07 2008-08-21 Teijin Dupont Films Japan Ltd Polyester film for brightness-enhancing sheet
JP2010519379A (en) * 2007-02-22 2010-06-03 ヘウン ケムテク コ.エルテディ Adhesive resin for foamed sheet using interreactive copolymer and foamed sheet using the same
JP2012214804A (en) * 2011-03-31 2012-11-08 Nippon Shokubai Co Ltd Aqueous resin composition

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0611095A1 (en) * 1993-02-08 1994-08-17 Nippon Paint Co., Ltd. Water-based coating composition
EP0676446A1 (en) * 1993-10-22 1995-10-11 Nippon Shokubai Co., Ltd. Curable resin composition
EP0676446A4 (en) * 1993-10-22 1996-04-10 Nippon Catalytic Chem Ind Curable resin composition.
JPH07278383A (en) * 1994-04-07 1995-10-24 Nippon Shokubai Co Ltd Aqueous resin composition
EP0722116A1 (en) * 1995-01-12 1996-07-17 Minnesota Mining And Manufacturing Company Antistatic film bases and photographic elements comprising said antistatic film bases
US5604083A (en) * 1995-01-12 1997-02-18 Minnesota Mining And Manufacturing Company Antistatic film bases and photographic elements comprising said antistatic film bases
US5955251A (en) * 1997-04-21 1999-09-21 Konica Corporation Method for producing information recording medium
EP0905174A3 (en) * 1997-09-25 2000-01-12 Mitsubishi Chemical Corporation Deposited plastic film
US7211622B2 (en) 2003-05-28 2007-05-01 Nippon Shokubai Co., Ltd. Aqueous resin composition and its uses
JP2005264079A (en) * 2004-03-19 2005-09-29 Nippon Shokubai Co Ltd Aqueous dispersion-type adhesive composition
JP2008189868A (en) * 2007-02-07 2008-08-21 Teijin Dupont Films Japan Ltd Polyester film for brightness-enhancing sheet
JP2010519379A (en) * 2007-02-22 2010-06-03 ヘウン ケムテク コ.エルテディ Adhesive resin for foamed sheet using interreactive copolymer and foamed sheet using the same
JP2012214804A (en) * 2011-03-31 2012-11-08 Nippon Shokubai Co Ltd Aqueous resin composition
JP2016172880A (en) * 2011-03-31 2016-09-29 株式会社日本触媒 Aqueous resin composition

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