JPS5996115A - Photocurable resin composition - Google Patents

Photocurable resin composition

Info

Publication number
JPS5996115A
JPS5996115A JP20518682A JP20518682A JPS5996115A JP S5996115 A JPS5996115 A JP S5996115A JP 20518682 A JP20518682 A JP 20518682A JP 20518682 A JP20518682 A JP 20518682A JP S5996115 A JPS5996115 A JP S5996115A
Authority
JP
Japan
Prior art keywords
epoxy resin
acryloyl group
epoxy
resin composition
photosensitizer
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
JP20518682A
Other languages
Japanese (ja)
Inventor
Masatada Fukushima
福島 正忠
Tatsumi Hirano
辰美 平野
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.)
SWCC Corp
Original Assignee
Showa Electric Wire and Cable Co
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 Showa Electric Wire and Cable Co filed Critical Showa Electric Wire and Cable Co
Priority to JP20518682A priority Critical patent/JPS5996115A/en
Publication of JPS5996115A publication Critical patent/JPS5996115A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:A photocurable resin composition capable of providing coating films excellent in electrical insulation, heat resistance, etc., obtained by adding a polymerizable monomer containing an alpha,beta-unsaturated double bond and a photosensitizer to an epoxy resin containing a specified terminal acryloyl group. CONSTITUTION:An epoxy resin containing a terminal acryloyl group-containing epoxy resin is prepared by reacting an epoxy resin with an acryloyl group- containing alcohol of the formula. Thereby, the epoxy groups of the epoxy resin are reacted with the hydroxyl groups of the alcohol of the formula and the epoxy rings are opened to form an epoxy resin containing a terminal acryloyl group. 100pts.wt. produced epoxy resin having a terminal acryloyl groups is mixed with about 50-70pts.wt. polymerizable monomer containing an alpha,beta-unsaturated double bond in the molecule (e.g., styrene or acrylate ester) and about 0.5-10wt%, based on the total polymerizable component, photosensitizer (e.g., benzoin or acetophenone) to obtain the purpose photocurable resin composition.

Description

【発明の詳細な説明】 (発明の技術分野) 本発明は紫外線などの光照射によって硬化し得るVjJ
脂組成物に係り、特に金属などの表面に塗布した場合、
¥Tt気絶気絶中性熱性等に優れた被膜を形成し得る小
飽和ポリエステル系光硬化性樹脂組成物に関する。
DETAILED DESCRIPTION OF THE INVENTION (Technical Field of the Invention) The present invention provides VjJ that can be cured by irradiation with light such as ultraviolet rays.
Regarding fat compositions, especially when applied to surfaces such as metals,
¥Tt This invention relates to a lightly saturated polyester photocurable resin composition that can form a film with excellent neutral thermal properties.

(発明の技術的背景) 近年、省資源、省エネルギーおよび無公害化などの要求
に基づき、種々の新しい絶縁組成物或いは絶縁電線製造
法が提案されている。
(Technical Background of the Invention) In recent years, various new insulating compositions or methods for producing insulated wires have been proposed based on demands for resource conservation, energy conservation, and pollution-free production.

これらのなかで紫外線などの光照射により架橋硬化可能
な樹脂或いは樹脂組成物は、前記要求を全て満足させる
ものとして脚光を浴びつつある。
Among these, resins or resin compositions that can be crosslinked and cured by irradiation with light such as ultraviolet rays are attracting attention as they satisfy all of the above requirements.

このような光硬化性樹脂或いは樹脂組成物としては、従
来からエポキシアクリレート、エポキシメタクリレート
、ポリエステルアクリレート、ウレタンアクリレ−トな
どのアクリレート類、゛または不飽和ポリエステルを主
成分としたものが知られている。
As such photocurable resins or resin compositions, those mainly composed of acrylates such as epoxy acrylate, epoxy methacrylate, polyester acrylate, and urethane acrylate, or unsaturated polyester have been known. There is.

(背景技術の問題点) しかしながら前記アクリレート系の光姓化性樹脂或いは
その組成物は、金属に対する密着性が悪いという欠点が
あり、また不飽和ポリエステル系のものは耐熱性が低い
という欠点があるため、いずれも実用面で用途が限定さ
れていた。
(Problems with the Background Art) However, the acrylate-based photochromic resin or its composition has a drawback of poor adhesion to metals, and the unsaturated polyester-based resin has a drawback of low heat resistance. Therefore, their practical uses were limited.

(発明の目的) 本発明はこれらの欠点を解消するためなされたもので、
密着性や耐熱性をはじめ電気的機械的特性に優れた光硬
化性樹脂組成物を提供することを目的とする。
(Object of the invention) The present invention has been made to eliminate these drawbacks.
The purpose of the present invention is to provide a photocurable resin composition that has excellent electrical and mechanical properties including adhesion and heat resistance.

(発明の概要) すなわち本発明は、(4)エポキシ樹脂と、化学式%式
%(1) で表わされるアルコールとを反応させて得られる末端ア
クリロイル基含有エポキシ樹脂に、(ト)α、β不飽和
二重結合を分子中に有する重合性単量体と、 (0光増感剤とを添加混合してなることを特徴とする光
硬化性fuJ ll17組成物である。
(Summary of the Invention) That is, the present invention provides an epoxy resin containing a terminal acryloyl group obtained by reacting (4) an epoxy resin with an alcohol represented by the chemical formula This is a photocurable fuJll17 composition characterized by being formed by adding and mixing a polymerizable monomer having a saturated double bond in its molecule and a photosensitizer.

本発明において(A)成分の製造に用いられるエポキシ
樹脂としては、例えば米国シェル化学社のエポン、英国
シェル化学社のエピコート、スイスチバ社のアラルダイ
ト等がある。
Examples of the epoxy resin used in the production of component (A) in the present invention include Epon manufactured by Shell Chemical Company in the United States, Epicote manufactured by Shell Chemical Company in the United Kingdom, and Araldite manufactured by Swiss Ciba.

これらのエポキシ樹脂と前記化学式(I)で表わされる
アクリロイル基含有アルコールを反応させると、エポキ
シ樹脂のエポキシ基に前記アルコールの水酸基が反応し
てエポキシ基の開環が起こり、末端にアクリロイル基を
含有するエポキシ樹脂が得られる。
When these epoxy resins are reacted with the acryloyl group-containing alcohol represented by the chemical formula (I), the hydroxyl group of the alcohol reacts with the epoxy group of the epoxy resin, ring-opening of the epoxy group occurs, and an acryloyl group-containing alcohol is formed at the end. An epoxy resin is obtained.

この反応におけるエポキシ樹脂とアクリロイル基含有ア
ルコールの配合割合は、エポキシ当量でほぼ1:1の割
合とするのが望ましい。
The mixing ratio of the epoxy resin and the acryloyl group-containing alcohol in this reaction is preferably approximately 1:1 in terms of epoxy equivalent.

また反応湿度は100〜120°Cとするのが望ましい
Further, it is desirable that the reaction humidity is 100 to 120°C.

本発明において(ト)成分であるα、β不飽和二重結合
を有する重合性単量体としては、スチレン、ビニルトル
エン、α−メチルスチレン、クロルスチレン、t−ブチ
ルスチレン、ビニルナフタレン、アクリル酸或いはメタ
クリル酸のエステル、酢酸或いはプロピオン酸のビニル
エステル、マレイン酸、フマ/I/酸およびイタコン酸
のエステルなどがあり、これらを単独で或いは2種以上
組み合わせて使用する。
In the present invention, the polymerizable monomers having α,β unsaturated double bonds, which are component (g), include styrene, vinyltoluene, α-methylstyrene, chlorostyrene, t-butylstyrene, vinylnaphthalene, and acrylic acid. Alternatively, there are esters of methacrylic acid, vinyl esters of acetic acid or propionic acid, esters of maleic acid, fuma/I/acid, and itaconic acid, and these may be used alone or in combination of two or more.

而して本発明における前記(4)成分とこれらの(B成
分の配合比は、重量比で100:50〜7oのれないた
めである。
This is because the blending ratio of the component (4) and these components (B) in the present invention is 100:50 to 7o in terms of weight ratio.

本発明において(Oの光増感剤は、前記(4)成分と(
ト)成分との重合開始剤としての役目を果たすものでア
リ、ベンゾイン、ベンゾインメチルエーテル、ベンゾイ
ンエチルエーテル、ベンゾインイソプロピルエーテル、
ベンゾインブチルエーテル、ベンゾインフェニルエーテ
ルなどのベンゾインエーテル類、ベンゾインチオエーテ
ル、アセトフェノン、ベンゾフェノン、2−エチルアン
トラキノン、ベンジル、塩化デシルなどがある。
In the present invention, the photosensitizer (O) is the component (4) and (
g) A substance that serves as a polymerization initiator with component ants, benzoin, benzoin methyl ether, benzoin ethyl ether, benzoin isopropyl ether,
Examples include benzoin ethers such as benzoin butyl ether and benzoin phenyl ether, benzointhioether, acetophenone, benzophenone, 2-ethylanthraquinone, benzyl, and decyl chloride.

これらの(Q光増感剤の添加量は、以下の理由で全重合
性成分(cA)、(ηおよび必要に応じて加えた他の硬
化性樹脂の総量>に対して0.5〜10重量%程度とす
ることが望ましい。
The amount of these (Q photosensitizers added is 0.5 to 10% relative to the total amount of polymerizable components (cA), (total amount of η and other curable resins added as necessary) for the following reasons. It is desirable to set it to approximately % by weight.

すなわち(O光増感剤の添加量が0.5重量%未満では
硬化速度が遅くなりすぎ、反対に゛10重量%を越える
と造膜性に乏しくなるため、0.5〜10爪景%より好
ましくは1〜5重量%の範囲とする。
That is, if the amount of O photosensitizer added is less than 0.5% by weight, the curing speed becomes too slow, and on the other hand, if it exceeds 10% by weight, the film-forming property becomes poor. More preferably, it is in the range of 1 to 5% by weight.

本発明に係るtl+J脂組成物は、以上の(4)成分、
(ト)成分および(O成分を混合することにより得られ
るが、必要に応じて熱による重合を祭止する効果をもつ
ハイドロキノン、t−ブチルカテコール、ベンゾキノン
のような安定剤を少量添加混合することができる。
The tl+J fat composition according to the present invention comprises the above (4) component,
It can be obtained by mixing component (G) and component (O), but if necessary, a small amount of a stabilizer such as hydroquinone, t-butylcatechol, or benzoquinone, which has the effect of inhibiting polymerization due to heat, may be added and mixed. I can do it.

またベンゾイルパーオキサイド、t−ブチルパーオキサ
イド、ジクミルパーオキサイド等のラジカル重合開始剤
全適宜併用してもよい。
In addition, all radical polymerization initiators such as benzoyl peroxide, t-butyl peroxide, and dicumyl peroxide may be used in combination as appropriate.

(発明の実施例) 次に本発明の実施例について記載する。(Example of the invention) Next, examples of the present invention will be described.

実施例 乏 述の化学式(I)で表わされるアクリロイル基含有アル
コール369gを仕込み、100”Cで0.5時間反応
を行なった後、これに含有割合が38重貴重になるまで
スチレンを加え、さらにこれら全体の2重量%のベンゾ
インメチルエーテルを加えて均一に混合し樹脂組成物を
調製した。
After charging 369 g of an acryloyl group-containing alcohol represented by the chemical formula (I) described in Examples and carrying out a reaction at 100"C for 0.5 hours, styrene was added to this until the content became 38 times more valuable. 2% by weight of benzoin methyl ether was added and mixed uniformly to prepare a resin composition.

また比較のために化学式(I)のアクリロイル基含有ア
ルコール369りに代えてアクリル酸729を用いる他
は実施例と全く同様にして樹脂組成物を調製した。
For comparison, a resin composition was prepared in exactly the same manner as in the example except that acrylic acid 729 was used in place of acryloyl group-containing alcohol 369 of chemical formula (I).

これらの樹脂組成物を直径0,38鰭の軟鋼線上に被膜
し、80W/Cmの集光型水銀ランプを光源を硬化させ
た。
These resin compositions were coated on a mild steel wire having a diameter of 0.38 fins, and a light source of a condensing mercury lamp of 80 W/Cm was used to harden the resin composition.

こうして得られた硬化膜を有する絶縁電線の特性を測定
した。
The characteristics of the insulated wire having the cured film thus obtained were measured.

測定結果を次表に示す。The measurement results are shown in the table below.

表 (発明の効果) 以上の実施例からも明らかなように、本発明に係る樹脂
組成物は、紫外線などの光照射により容易に硬化し、硬
化被膜は優れた耐熱性、耐摩耗性、電気絶縁性および金
属との密着性を示す。
Table (Effects of the Invention) As is clear from the examples above, the resin composition according to the present invention is easily cured by irradiation with light such as ultraviolet rays, and the cured film has excellent heat resistance, abrasion resistance, and electrical resistance. Shows insulation properties and adhesion to metals.

9999

Claims (1)

【特許請求の範囲】 1、  (A)エポキシ樹脂と、化学式で表わされるア
ルコールとを反応させて得られる末端アクリロイル基含
有エポキシ樹脂に、(ト)α、β不飽和二重結合を分子
中に有する重合性単量体と、 (Q光増感剤とを添加混合してなることを特徴とする光
硬化性樹脂組成物。
[Claims] 1. (A) An epoxy resin containing a terminal acryloyl group obtained by reacting an epoxy resin with an alcohol represented by the chemical formula, and (g) α, β unsaturated double bonds in the molecule. A photocurable resin composition characterized by being formed by adding and mixing a polymerizable monomer having the following: and a Q photosensitizer.
JP20518682A 1982-11-22 1982-11-22 Photocurable resin composition Pending JPS5996115A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20518682A JPS5996115A (en) 1982-11-22 1982-11-22 Photocurable resin composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20518682A JPS5996115A (en) 1982-11-22 1982-11-22 Photocurable resin composition

Publications (1)

Publication Number Publication Date
JPS5996115A true JPS5996115A (en) 1984-06-02

Family

ID=16502830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20518682A Pending JPS5996115A (en) 1982-11-22 1982-11-22 Photocurable resin composition

Country Status (1)

Country Link
JP (1) JPS5996115A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60147425A (en) * 1984-01-11 1985-08-03 Nitto Electric Ind Co Ltd Curable resin composition
JPS62207309A (en) * 1986-03-07 1987-09-11 Tatatomi Nishikubo Photocurable composition
US5210157A (en) * 1989-08-15 1993-05-11 Akzo N.V. Interpenetrating network of ring-containing allyl polymers and epoxy resin, and a laminate prepared therefrom

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60147425A (en) * 1984-01-11 1985-08-03 Nitto Electric Ind Co Ltd Curable resin composition
JPH0155651B2 (en) * 1984-01-11 1989-11-27 Nitto Denko Corp
JPS62207309A (en) * 1986-03-07 1987-09-11 Tatatomi Nishikubo Photocurable composition
JPH0548764B2 (en) * 1986-03-07 1993-07-22 Tatatomi Nishikubo
US5210157A (en) * 1989-08-15 1993-05-11 Akzo N.V. Interpenetrating network of ring-containing allyl polymers and epoxy resin, and a laminate prepared therefrom
US5391435A (en) * 1989-08-15 1995-02-21 Akzo Nobel N.V. Interpenetrating network of ring-containing allyl polymers and epoxy resin laminate

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