JPH0794338B2 - Glass fiber treatment agent - Google Patents

Glass fiber treatment agent

Info

Publication number
JPH0794338B2
JPH0794338B2 JP61178851A JP17885186A JPH0794338B2 JP H0794338 B2 JPH0794338 B2 JP H0794338B2 JP 61178851 A JP61178851 A JP 61178851A JP 17885186 A JP17885186 A JP 17885186A JP H0794338 B2 JPH0794338 B2 JP H0794338B2
Authority
JP
Japan
Prior art keywords
resin
glass fiber
parts
epoxy resin
meth
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.)
Expired - Lifetime
Application number
JP61178851A
Other languages
Japanese (ja)
Other versions
JPS6335441A (en
Inventor
勝義 中村
直吉 森
徳郎 亀田
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.)
DIC Corp
Original Assignee
Dainippon Ink and Chemicals 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 Dainippon Ink and Chemicals Co Ltd filed Critical Dainippon Ink and Chemicals Co Ltd
Priority to JP61178851A priority Critical patent/JPH0794338B2/en
Publication of JPS6335441A publication Critical patent/JPS6335441A/en
Publication of JPH0794338B2 publication Critical patent/JPH0794338B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Description

【発明の詳細な説明】 [産業上の利用分野] 本発明はガラスを繊維化する際に塗布する処理剤、ある
いは集束後の処理剤であって、集束力が強く、耐溶剤
性、耐酸性、耐アルカリ性、耐水性、耐熱性、電気特性
に優れ、かつ各種熱硬化性樹脂、熱可塑性樹脂との接着
性に優れたガラス繊維処理剤に関するものである。
DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a treatment agent applied when glass is made into fibers or a treatment agent after focusing, which has strong focusing power, solvent resistance and acid resistance. The present invention relates to a glass fiber treating agent which is excellent in alkali resistance, water resistance, heat resistance, electric characteristics, and is excellent in adhesiveness with various thermosetting resins and thermoplastic resins.

[従来の技術とその問題点] ガラス繊維は従来より、ガラスヤーン、ガラスクロス、
ガラスロービング、ガラスマット、ガラスチョップドス
トランド等の色々の形態で、電気絶縁用、強化プラスチ
ック用、強化セメント用、過用、吸音用、断熱用、装
飾用等の色々の用途で、単体であるいは複合材料として
使用されている。これらガラス繊維製品を製造する際に
各々の用途に応じてポリ酢酸ビニルエマルジョン、ポリ
アクリル酸エステルエマルジョン、水溶性高分子、フェ
ノール系樹脂、ポリビニルアルコール樹脂、メラミン系
樹脂、尿素系樹脂、ポリエステル樹脂エマルジョン、エ
ポキシ樹脂エマルジョン等が処理剤として施される。あ
るいは繊維化後複合材料として使用するために同様の処
理剤があるいは、いわゆるシランカップリング剤と併用
して処理されている。しかしながら厳しい条件にさらさ
れ、高度の特性を要求される用途、例えば電気絶縁用、
強化セメント用、エンジニアリングプラスチック強化
用、ブレーキ・クラッチフェーシング等の摩擦剤のアス
ベスト代替用等の用途ではより優れた処理剤用の樹脂が
要求されている。
[Conventional technology and its problems] Conventionally, glass fiber has been used for glass yarn, glass cloth,
Various forms such as glass roving, glass mat, glass chopped strand, etc., for various purposes such as electrical insulation, reinforced plastic, reinforced cement, overuse, sound absorption, heat insulation, decoration, etc., alone or in combination. Used as a material. Polyvinyl acetate emulsion, polyacrylic ester emulsion, water-soluble polymer, phenolic resin, polyvinyl alcohol resin, melamine resin, urea resin, polyester resin emulsion according to each application when manufacturing these glass fiber products. , Epoxy resin emulsion or the like is applied as a treating agent. Alternatively, the same treating agent is used in combination with the so-called silane coupling agent for use as a composite material after fiberization, or is treated. However, it is exposed to severe conditions and is required to have high characteristics, such as electrical insulation,
For applications such as reinforced cement, engineering plastic reinforcement, and asbestos substitutes for friction agents such as brakes and clutch facings, resins for better treating agents are required.

[問題点を解決するための手段] 本発明は、より高性能の処理剤を開発するため鋭意研究
した結果、エチレン性飽和カルボン酸化合物を必須成分
として含むアクリル系樹脂(A)とエポキシ樹脂(B)
との化学結合よりなるアクリル化エポキシ樹脂を水性媒
体中に分散せしめてなる水分散性樹脂組成物を用いるこ
とにより非常に優れたガラス繊維処理剤が得られること
を見い出した。
[Means for Solving the Problems] The present invention has been earnestly studied in order to develop a higher performance treating agent, and as a result, an acrylic resin (A) and an epoxy resin (containing an ethylenically saturated carboxylic acid compound as an essential component) B)
It has been found that a very excellent glass fiber treating agent can be obtained by using a water-dispersible resin composition obtained by dispersing an acrylated epoxy resin consisting of a chemical bond with the above in an aqueous medium.

すなわち本発明はエチレン性不飽和カルボン酸化合物お
よび他の共重合性不飽和化合物からなるアクリル系樹脂
(A)とエポキシ樹脂(B)とを塩基性化合物の存在下
でエステル化反応させて得られるアクリル化エポキシ樹
脂を、水性媒体中に分散させた水分散性樹脂組成物より
なることを特徴とするガラス繊維処理剤を提供するもの
である。
That is, the present invention is obtained by subjecting an acrylic resin (A) composed of an ethylenically unsaturated carboxylic acid compound and another copolymerizable unsaturated compound to an epoxy resin (B) in an esterification reaction in the presence of a basic compound. The present invention provides a glass fiber treating agent, which comprises a water-dispersible resin composition in which an acrylated epoxy resin is dispersed in an aqueous medium.

アクリル系樹脂(A)とエポキシ樹脂(B)の結合物
は、親水性有機溶剤中でエチレン性不飽和カルボン酸化
合物と、その他の共重合性不飽和化合物とをアゾビスイ
ソブチロニトリル、ベンゾイルパーオキサイドなどの通
常のラジカル重合開始剤を用いて共重合せしめることに
より得たアクリル系樹脂(A)とエポキシ樹脂(B)を
親水性有機溶剤中で塩基性化合物の存在下、例えばジメ
チルエタノールアミンの如き第3級アミンの存在下でエ
ステル化反応させることにより得ることができる。アク
リル系樹脂(A)とエポキシ樹脂(B)の結合物はエポ
キシ樹脂(B)と1価のエチレン性不飽和カルボン酸と
を反応させた二重結合を有する組成物の存在下でエチレ
ン性不飽和カルボン酸とその他の共重合性不飽和化合物
をラジカル重合開始剤を使用して重合せしめることによ
り得ることもできる。
The combined product of the acrylic resin (A) and the epoxy resin (B) is obtained by combining an ethylenically unsaturated carboxylic acid compound and another copolymerizable unsaturated compound in a hydrophilic organic solvent with azobisisobutyronitrile or benzoyl. The acrylic resin (A) and the epoxy resin (B) obtained by copolymerizing with a general radical polymerization initiator such as peroxide are used in a hydrophilic organic solvent in the presence of a basic compound, for example, dimethylethanolamine. It can be obtained by carrying out an esterification reaction in the presence of a tertiary amine such as The combined product of the acrylic resin (A) and the epoxy resin (B) is an ethylenic compound in the presence of a composition having a double bond obtained by reacting the epoxy resin (B) with a monovalent ethylenically unsaturated carboxylic acid. It can also be obtained by polymerizing a saturated carboxylic acid and another copolymerizable unsaturated compound using a radical polymerization initiator.

上記エチレン性不飽和カルボン酸化合物としては、アク
リル酸、メタアクリル酸、マレイン酸、フマール酸、イ
タコン酸等の1種又は2種以上が使用される。その他の
共重合性不飽和化合物としては、(メタ)アクリル酸メ
チル、アクリル酸エチル、(メタ)アクリル酸プロピ
ル、(メタ)アクリル酸n−ブチル、(メタ)アクリル
酸イソブチル、(メタ)アクリル酸n−アミル、(メ
タ)アクリル酸イソアミル、(メタ)アクリル酸n−ヘ
キシル、(メタ)アクリル酸n−オクチル、(メタ)ア
クリル酸2−エチル−ヘキシル、(メタ)アクリル酸デ
シル、(メタ)アクリル酸ドデシルなどの(メタ)アク
リル酸エステル類、スチレン、ビニルトルエン、2−メ
チルスチレン、t−ブチルスチレン、クロルスチレンな
どのスチレン系モノマー、(メタ)アクリル酸ヒドロキ
シエチル、(メタ)アクリル酸ヒドロキシプロピルなど
のヒドロキシル基含有モノマー、N−メチロール(メ
タ)アクリルアミド、N−ブトキシメチル(メタ)アク
リルアミドなどのN−置換(メタ)アクリル系モノマ
ー、(メタ)アクリル酸グリシジルなどのエポキシ基含
有モノマー、並びにアクリロニトリルなどの1種又は2
種以上から選択することができる。
As the ethylenically unsaturated carboxylic acid compound, one or more of acrylic acid, methacrylic acid, maleic acid, fumaric acid, itaconic acid and the like are used. Other copolymerizable unsaturated compounds include methyl (meth) acrylate, ethyl acrylate, propyl (meth) acrylate, n-butyl (meth) acrylate, isobutyl (meth) acrylate, and (meth) acrylic acid. n-amyl, isoamyl (meth) acrylate, n-hexyl (meth) acrylate, n-octyl (meth) acrylate, 2-ethyl-hexyl (meth) acrylate, decyl (meth) acrylate, (meth) (Meth) acrylic acid esters such as dodecyl acrylate, styrene-based monomers such as styrene, vinyltoluene, 2-methylstyrene, t-butylstyrene, chlorostyrene, hydroxyethyl (meth) acrylate, hydroxy (meth) acrylate Hydroxyl group-containing monomer such as propyl, N-methylol (meth) acrylic acid De, N- butoxymethyl (meth) N- substituted acrylamide (meth) acrylic monomer, (meth) one or such as an epoxy group-containing monomers, and acrylonitrile, such as glycidyl acrylate
It can be selected from more than one species.

エチレン性不飽和カルボン酸化合物の使用量は全モノマ
ーの少なくとも12重量%であって、12重量%より少ない
使用量では水性媒体中に於ける樹脂の分散安定性が悪
く、ガラス繊維とマトリックス樹脂との接着性も悪くな
る。
The amount of the ethylenically unsaturated carboxylic acid compound used is at least 12% by weight of all the monomers, and if the amount used is less than 12% by weight, the dispersion stability of the resin in the aqueous medium is poor and the glass fiber and the matrix resin are Also has poor adhesion.

あらかじめ製造されるアクリル系樹脂(A)は重量平均
分子量で2,000〜100,000が好ましい。分子量が小さいと
乳化分散性に支障をきたし、分子量が大きくなるとエポ
キシ樹脂(B)との反応時ゲル化を生じやすくなる傾向
がある。
The acrylic resin (A) produced in advance preferably has a weight average molecular weight of 2,000 to 100,000. When the molecular weight is low, the emulsification and dispersibility is impaired, and when the molecular weight is high, gelation tends to occur during the reaction with the epoxy resin (B).

エポキシ樹脂(B)はエピクロルヒドリン/ビスフェノ
ール型エポキシ樹脂が好ましく1分子中に平均1.1個な
いし2.0個のエポキシ基を有し、数平均分子量が900以上
のものが好ましい。市販品としては大日本インキ化学工
業株式会社製のエピクロン1050、エピクロン4050、エピ
クロン7050、油化シェル株式会社製のエピコート1001、
エピコート1004、エピコート1007、エピコート1009、エ
ピコート1010などがある。またより低分子量のエピクロ
ン850、エピコート828も使用できる。
The epoxy resin (B) is preferably an epichlorohydrin / bisphenol type epoxy resin, and preferably has an average of 1.1 to 2.0 epoxy groups in one molecule and a number average molecular weight of 900 or more. As commercially available products, Dainippon Ink and Chemicals Co., Ltd. Epicron 1050, Epicron 4050, Epicron 7050, Yuka Shell Co., Ltd. Epicoat 1001,
There are Epicoat 1004, Epicoat 1007, Epicoat 1009, Epicoat 1010, and the like. Also, lower molecular weight Epicron 850 and Epicoat 828 can be used.

上記アクリル系樹脂(A)とエポキシ樹脂(B)との固
形分比は重量比で2:1〜1:10の範囲から選ばれる。
The solid content ratio of the acrylic resin (A) and the epoxy resin (B) is selected from the range of 2: 1 to 1:10 by weight.

本発明において水分散性樹脂組成物の調製は、前記カル
ボキシル基含有アクリル化エポキシ樹脂に最終組成物の
pHが4〜11となる量の塩基性化合物、好ましくはアンモ
ニアまたはアミンを加え水性媒体中に分散せしめればよ
い。
In the present invention, the water-dispersible resin composition is prepared by adding the carboxyl group-containing acrylated epoxy resin to the final composition.
A basic compound, preferably ammonia or amine, in an amount such that the pH is 4 to 11 may be added and dispersed in an aqueous medium.

上記アミンとしては、例えばトリメチルアミン、トリエ
チルアミン、ブチルアミン等のアルキルアミン類、ジメ
チルエタノールアミン、ジエタノールアミン、トリエタ
ノールアミン、アミノメチルプロパノール等のアルカノ
ールアミン類、モルホリン等、またエチレンジアミン、
ジエチレントリアミン等の多価アミンも使用できる。
Examples of the amine include alkylamines such as trimethylamine, triethylamine, and butylamine, dimethylethanolamine, diethanolamine, triethanolamine, alkanolamines such as aminomethylpropanol, morpholine, and ethylenediamine,
Polyamines such as diethylenetriamine can also be used.

これら塩基性化合物はアクリル系樹脂(A)とエポキシ
樹脂(B)とのエステル化に際し、エステル化触媒を兼
ねるものとして同時に加えてもよいし、あるいはエステ
ル化の前後にそれぞれエステル化触媒および中和剤とし
て区別して系中に加えてもよく、要するにエステル化反
応時に生成物のゲル化を防止することができ、かつこの
生成物が水性媒体中に安定に分散させることができれば
よい。
These basic compounds may be added at the same time as the esterification catalyst during esterification of the acrylic resin (A) and the epoxy resin (B), or may be added before and after the esterification catalyst and the neutralization, respectively. They may be separately added to the system as agents, and in short, gelation of the product may be prevented during the esterification reaction, and the product may be stably dispersed in an aqueous medium.

本発明において水性媒体とは少なくとも10重量%以上が
水である水単独もしくは親水性有機溶剤との混合物を意
味し、親水性有機溶剤としてはメタノール、エタノー
ル、n−プロパノール、イソプロパノール、n−ブタノ
ール、sec−ブタノール、tert−ブタノール、イソブタ
ノール等のアルキルアルコール類、メチルセロソルブ、
エチルセロソルブ、プロピルセロソルブ、ブチルセロソ
ルブ、メチルカルビトール、エチルカルビトール等のエ
ーテルアルコール類、メチルセロソルブアセテート、エ
チルセロソルブアセテート等のエーテルエステル類、そ
の他ジオキサン、ジメチルホルムアミド、ダイアセトン
アルコール類が使用される。
In the present invention, the aqueous medium means water alone or a mixture with a hydrophilic organic solvent in which at least 10% by weight is water, and as the hydrophilic organic solvent, methanol, ethanol, n-propanol, isopropanol, n-butanol, sec-butanol, tert-butanol, alkyl alcohols such as isobutanol, methyl cellosolve,
Ether alcohols such as ethyl cellosolve, propyl cellosolve, butyl cellosolve, methyl carbitol and ethyl carbitol, ether esters such as methyl cellosolve acetate and ethyl cellosolve acetate, and dioxane, dimethylformamide and diacetone alcohol are used.

更に上記水分散性樹脂組成物に対して必要に応じて硬化
剤として水性のアミノプラスト樹脂、フェノプラスト樹
脂等を添加してガラス繊維処理剤として用いることがで
きる。更に必要に応じてシランカップリング剤の如き表
面処理剤を添加して用いることもできる。
If necessary, a water-based aminoplast resin, phenoplast resin or the like may be added to the water-dispersible resin composition as a curing agent to be used as a glass fiber treating agent. If necessary, a surface treatment agent such as a silane coupling agent may be added and used.

[発明の効果] 本発明のガラス繊維処理剤は必須成分としてカルボキシ
ル基を有するアクリル変性の高分子量化されたエポキシ
樹脂よりなる水分散性樹脂組成物を用いているので集束
力が強く耐溶剤性、耐酸性、耐アルカリ性、耐水性、耐
熱性、電気特性に優れ、かつ各種熱硬化性樹脂、熱可塑
性樹脂との接着性に優れた処理剤である。例えば電気絶
縁用にはその優れた耐溶剤性、耐熱性、電気特性、エポ
キシ樹脂に対する接着性、エンジニアリングプラスチッ
ク強化用には耐熱性、樹脂に対する接着性、強化セメン
ト用には耐アルカリ性、摩擦材用のアスベスト代替用に
は耐熱性、樹脂に対する接着性、分散性といった特性が
発揮され従来解決できなかった高度の要求を満足させる
ものが得られる。
EFFECTS OF THE INVENTION The glass fiber treating agent of the present invention uses a water-dispersible resin composition composed of an acrylic-modified, high-molecular-weight epoxy resin having a carboxyl group as an essential component, and therefore has strong focusing power and solvent resistance. , A treatment agent having excellent acid resistance, alkali resistance, water resistance, heat resistance, and electrical characteristics, and excellent adhesion to various thermosetting resins and thermoplastic resins. For example, it has excellent solvent resistance, heat resistance, electrical properties, adhesiveness to epoxy resin for electrical insulation, heat resistance for engineering plastic reinforcement, adhesiveness to resin, alkali resistance for reinforced cement, friction material As a substitute for asbestos, it is possible to obtain a product that satisfies the high requirements that could not be solved in the past, by exhibiting properties such as heat resistance, adhesiveness to resin, and dispersibility.

以下本発明を実施例により説明する。なお例中「部」、
「%」はそれぞれ「重量部」、「重量%」を示す。
The present invention will be described below with reference to examples. In addition, "part" in the example,
"%" Indicates "part by weight" and "% by weight", respectively.

実施例1 コンデンサー、温度計、滴下ロート、窒素ガス導入管、
撹拌機を装着したフラスコを窒素置換した後、n−ブタ
ノール100部を仕込み、105℃に昇温してメタアクリル酸
42部、スチレン32部、アクリル酸エチル26部、過酸化ベ
ンゾイル2.5部、n−ブタノール47.5部の混合溶液を2
時間かけて滴下し、その後105℃に3時間保持しアクリ
ル系樹脂を得た。
Example 1 Condenser, thermometer, dropping funnel, nitrogen gas introducing pipe,
After replacing the flask equipped with a stirrer with nitrogen, 100 parts of n-butanol was charged, and the temperature was raised to 105 ° C to obtain methacrylic acid.
2 parts of a mixed solution of 42 parts, styrene 32 parts, ethyl acrylate 26 parts, benzoyl peroxide 2.5 parts and n-butanol 47.5 parts.
The solution was dropped over a period of time, and then the temperature was kept at 105 ° C. for 3 hours to obtain an acrylic resin.

コンデンサー、温度計、窒素ガス導入管、撹拌機を装着
したフラスコに、n−ブタノール48部を仕込み、リフラ
ックス温度まで昇温し、エピコート1010 60部を投入溶
解せしめた後、105℃にて上記アクリル系樹脂100部、ジ
メチルエタノールアミン10.7部を投入し、1時間105℃
に保持した。90℃まで冷却した後、イオン交換水781.3
部を加え撹拌混合して水分散性樹脂組成物を得た。得ら
れた水分散性樹脂組成物にベッカミンAPM(大日本イン
キ化学工業社製、水溶性メラミン樹脂)3.8部を加え
た。
A flask equipped with a condenser, a thermometer, a nitrogen gas introduction tube, and a stirrer was charged with 48 parts of n-butanol, the temperature was raised to the reflux temperature, and 60 parts of Epicoat 1010 was charged and dissolved. Add 100 parts of acrylic resin and 10.7 parts of dimethylethanolamine, 105 ° C for 1 hour
Held in. After cooling to 90 ° C, deionized water 781.3
Parts were added and mixed by stirring to obtain a water-dispersible resin composition. 3.8 parts of Beckamine APM (water-soluble melamine resin manufactured by Dainippon Ink and Chemicals, Inc.) was added to the obtained water-dispersible resin composition.

実施例2〜4 実施例1と同様にして、表−1に示すような配合組成物
を得た。
Examples 2 to 4 In the same manner as in Example 1, compounding compositions shown in Table 1 were obtained.

試験例1 電気絶縁用ガラス繊維不織布の処理 市販のガラスフィラメントペーパー坪量60g/m2を電気炉
にて550℃、2分でバインダーを焼去し、実施例1〜4
の処理剤を含浸せしめ(付着量8%)160℃で20分乾燥
硬化させた。表−2に得られたガラス繊維不織布の常態
及びアセトン浸漬後の引張試験結果を示す。比較として
アクリルエマルジョンを用いて同様に作成したガラス繊
維不織布の試験結果を併記する。
Test Example 1 Treatment of glass fiber non-woven fabric for electrical insulation Commercially available glass filament paper basis weight of 60 g / m 2 was burned out of the binder in an electric furnace at 550 ° C. for 2 minutes, and Examples 1 to 4 were used.
It was impregnated with the treatment agent of (No. 8%) and dried and cured at 160 ° C. for 20 minutes. Table 2 shows the normal state of the obtained glass fiber nonwoven fabric and the tensile test result after immersion in acetone. For comparison, the test results of a glass fiber nonwoven fabric similarly prepared by using an acrylic emulsion are also shown.

また得られた上記実施例のガラス繊維不織布に下記のエ
ポキシ樹脂を含浸乾燥しプリプレグを作り、このプリプ
レグ10枚と片面に銅箔を積み重ね、温度170℃、圧力40k
g/cm2で60分間プレスし積層成型して厚み1.6mmの銅張積
層板を得た。
Further, the glass fiber non-woven fabric obtained in the above example was impregnated with the following epoxy resin to make a prepreg and dried, and 10 prepregs and a copper foil were stacked on one side, a temperature of 170 ° C., a pressure of 40 k.
It was pressed at g / cm 2 for 60 minutes and laminated to obtain a copper clad laminate having a thickness of 1.6 mm.

エポキシ樹脂配合 エピクロン1125−75M(大日本インキ化学工業社製エポ
キシ樹脂) 68部 エピクロン1120−80M(大日本インキ化学工業社製エポ
キシ樹脂) 32部 バーカムTD−2093−60M(大日本インキ化学工業社製ノ
ボラック樹脂) 23部 キュアゾール2E−4MZ−CN(四国化成社製硬化触媒)0.2
部 メチルエチルケトン 57.6部 得られた積層板は常温打抜加工が容易に出来、優れた電
気絶縁性、耐熱性、耐薬品性を有していた。
Epoxy resin compound Epiclon 1125-75M (Epoxy resin manufactured by Dainippon Ink and Chemicals, Inc.) 68 parts Epicron 1120-80M (epoxy resin manufactured by Dainippon Ink and Chemicals, Inc.) 32 parts Burcam TD-2093-60M (Dainippon Ink and Chemicals, Inc.) Novolac resin) 23 parts Curezol 2E-4MZ-CN (curing catalyst manufactured by Shikoku Kasei) 0.2
Part Methyl ethyl ketone 57.6 parts The obtained laminate was easily punched at room temperature and had excellent electrical insulation, heat resistance, and chemical resistance.

試験例2 強化セメント用ガラス繊維の処理 市販強化セメント用ガラスロービング(ストランド番手
75g/1000m)よりストランドを引き出し電気炉にて550℃
で焼成してバインダーを除き実施例1〜4の処理剤を含
浸させ(付着量2.5%)、140℃で30分硬化させた後、25
mmにカットしチョップドストランドとした。
Test Example 2 Treatment of glass fiber for reinforced cement Commercially available glass roving for reinforced cement (strand count)
75g / 1000m) and pull out the strand from the electric furnace at 550 ℃
After baking at 25 ° C. to remove the binder and impregnate with the treatment agent of Examples 1 to 4 (adhesion amount 2.5%) and cure at 140 ° C. for 30 minutes,
Cut into mm to obtain chopped strands.

セメンント100部、砂200部、ガラス繊維15部、水40部を
混合し成型した。28日養生後の曲げ強さ、促進劣化の試
験を行なった結果を表−3に示す。
100 parts of cement, 200 parts of sand, 15 parts of glass fiber, and 40 parts of water were mixed and molded. Table 3 shows the results of tests on bending strength and accelerated deterioration after curing for 28 days.

試験例3 FRP用ガラス繊維の処理 市販FRP用ガラスロービング(ロービング番手2400g/100
0m)よりストランドを引き出し、電気炉にて550℃、2
分でバインダーを除き実施例1〜4の処理剤に更に各々
γ−メタアクリロキシプロピルトリエトキシシラン0.3
部、ステアリン酸テトラエチレンペンタミン縮合物0.1
部を加えてサイジング剤を調製し、含浸させ140゜×30
分硬化せしめた後6mmのチョップドストランドを作成し
た。次にこのチョップドストランドを用いて下記組成の
樹脂コンパウンドをニーダーで7分混練し、プレス成型
してテストピースを作成し、JIS K−6911に基づいて機
械物性を測定した結果を表−4に示す。
Test Example 3 Treatment of glass fiber for FRP Commercial glass roving for FRP (roving count 2400 g / 100
0m) and pull out the strand, and use an electric furnace at 550 ℃ for 2
The binder was added in the same amount as in Examples 1 to 4 and each of γ-methacryloxypropyltriethoxysilane was added to 0.3%.
Parts, stearic acid tetraethylenepentamine condensate 0.1
Parts to prepare a sizing agent and impregnate it at 140 ° × 30
After being cured for a minute, a 6 mm chopped strand was prepared. Next, using this chopped strand, a resin compound having the following composition was kneaded in a kneader for 7 minutes, press-molded to prepare a test piece, and the results of measuring mechanical properties based on JIS K-6911 are shown in Table-4. .

プレミックスコンパウンド組成 イソフタル酸系ポリエステル樹脂 150部 炭酸カルシウム 260部 ベンゾイルパーオキサイド(50%ペースト) 3部 ステアリン酸亜鉛 10部 チョップドストランド 75部 試験例4 断熱材用ガラスウールの処理 ガラス短繊維7gを60cm×90cmの金網上に均一に広げ実施
例1〜4の処理剤を更にイオン交換水で固形分2%に希
釈し、35gづつ両面にスプレーした。次いで30分室温で
乾燥した後10cm×10cmに切断し、重ねあわせて180℃で1
0分間硬化させ白色のマットを得た。このマットの剥離
強度試験の結果を表−5に示す。比較として水溶性フェ
ノール樹脂を用いて上記と同様にして得たマットの試験
結果を併記する。なおこのマットは赤褐色を呈してい
た。
Premix compound composition Isophthalic acid type polyester resin 150 parts Calcium carbonate 260 parts Benzoyl peroxide (50% paste) 3 parts Zinc stearate 10 parts Chopped strands 75 parts Test example 4 Treatment of glass wool for heat insulation material 60 g of glass short fibers 7 g The treatment agent of Examples 1 to 4 was further spread evenly on a wire mesh of 90 cm and diluted with ion-exchanged water to a solid content of 2%, and sprayed on both sides by 35 g. Then, after drying at room temperature for 30 minutes, cut into 10 cm x 10 cm pieces, and stack them together at 180 ° C for 1
It was cured for 0 minutes to give a white mat. The results of the peel strength test of this mat are shown in Table-5. For comparison, the test results of a mat obtained in the same manner as above using a water-soluble phenol resin are also shown. The mat had a reddish brown color.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】エチレン性不飽和カルボン酸化合物および
他の共重合性不飽和化合物からなるアクリル系樹脂
(A)とエポキシ樹脂(B)とを塩基性化合物の存在下
でエステル化反応させて得られるアクリル化エポキシ樹
脂を、水性媒体中に分散させた水分散性樹脂組成物より
なることを特徴とするガラス繊維処理剤。
1. An acrylic resin (A) comprising an ethylenically unsaturated carboxylic acid compound and another copolymerizable unsaturated compound and an epoxy resin (B) are subjected to an esterification reaction in the presence of a basic compound. A glass fiber treating agent comprising a water-dispersible resin composition in which an acrylated epoxy resin obtained is dispersed in an aqueous medium.
JP61178851A 1986-07-31 1986-07-31 Glass fiber treatment agent Expired - Lifetime JPH0794338B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61178851A JPH0794338B2 (en) 1986-07-31 1986-07-31 Glass fiber treatment agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61178851A JPH0794338B2 (en) 1986-07-31 1986-07-31 Glass fiber treatment agent

Publications (2)

Publication Number Publication Date
JPS6335441A JPS6335441A (en) 1988-02-16
JPH0794338B2 true JPH0794338B2 (en) 1995-10-11

Family

ID=16055783

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61178851A Expired - Lifetime JPH0794338B2 (en) 1986-07-31 1986-07-31 Glass fiber treatment agent

Country Status (1)

Country Link
JP (1) JPH0794338B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300617A (en) * 2003-03-31 2004-10-28 Dainippon Ink & Chem Inc Aqueous dispersion of thermoset resin composition for fiber binder, and method for producing the same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07223846A (en) * 1994-02-14 1995-08-22 Asahi Fiber Glass Co Ltd Greige goods for glass fiber and reinforcing glass fiber
US5686511A (en) * 1996-06-28 1997-11-11 The Valspar Corporation Esterifying epoxy resin with carboxyl polymer and quenching
MX2014003459A (en) * 2011-09-23 2014-09-22 Ocv Intellectual Capital Llc Reinforcing fibers and their use for concrete reinforcement.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300617A (en) * 2003-03-31 2004-10-28 Dainippon Ink & Chem Inc Aqueous dispersion of thermoset resin composition for fiber binder, and method for producing the same

Also Published As

Publication number Publication date
JPS6335441A (en) 1988-02-16

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