JPH02120382A - Adhesive composition - Google Patents

Adhesive composition

Info

Publication number
JPH02120382A
JPH02120382A JP27392888A JP27392888A JPH02120382A JP H02120382 A JPH02120382 A JP H02120382A JP 27392888 A JP27392888 A JP 27392888A JP 27392888 A JP27392888 A JP 27392888A JP H02120382 A JPH02120382 A JP H02120382A
Authority
JP
Japan
Prior art keywords
epoxy resin
parts
fuel
adhesive composition
pts
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
JP27392888A
Other languages
Japanese (ja)
Other versions
JPH0585589B2 (en
Inventor
Fumio Asakawa
文男 浅川
Takashi Yoshida
隆 吉田
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.)
Aica Kogyo Co Ltd
Original Assignee
Aica Kogyo 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 Aica Kogyo Co Ltd filed Critical Aica Kogyo Co Ltd
Priority to JP27392888A priority Critical patent/JPH02120382A/en
Publication of JPH02120382A publication Critical patent/JPH02120382A/en
Publication of JPH0585589B2 publication Critical patent/JPH0585589B2/ja
Granted legal-status Critical Current

Links

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  • Epoxy Resins (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

PURPOSE:To obtain the title composition free from problems of swelling, cracking, peeling, etc., even when in contact with a gasohol fuel by mixing an epoxy resin with a curing agent for epoxy resin, and resorcinol diglycidyl ether. CONSTITUTION:100 pts.wt. epoxy resin having an epoxy equivalent of 140 to 200 (e.g., bisphenol epoxy resin) is mixed with 10-100 pts.wt. curing agent for epoxy resin, comprising, e.g., an aliphatic amine, an aromatic amine, a polyamide-amine or a polyamide resin; 5-60 pts.wt. resorcinol diglycidyl ether used to adjust viscosity and to impart fuel resistance and adhesiveness; and as necessary, a filler (e.g., CaCO3).

Description

【発明の詳細な説明】 く技術分野ン 本発明はメタノール混入ガソリン、いわゆるガソホール
燃料に接触する部品、例えば燃料フィルター、燃料タン
ク等の接着に使用される接着剤組成物に関するものであ
る。
DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an adhesive composition used for bonding parts that come into contact with methanol-containing gasoline, so-called gasohol fuel, such as fuel filters and fuel tanks.

〈従来技術〉 近年、ガソホール燃料(以下、燃料という)が車輛用に
使用されているが、燃料フィルター、燃料タンク等の燃
料に接触する部品にあっては、接着剤に耐燃料性が不足
するなめ、接着層にクラック、膨潤、剥離等の問題が多
発していた。
<Prior art> In recent years, gasohol fuel (hereinafter referred to as fuel) has been used for vehicles, but adhesives for parts that come into contact with fuel, such as fuel filters and fuel tanks, lack fuel resistance. Problems such as licking, cracking, swelling, and peeling of the adhesive layer occurred frequently.

また、これら部品には近年、金属製のものに代り、耐衝
撃性、耐熱性、耐油性等に優れ、しかも成形加工が簡便
であることからナイロン族の本のが利用されることが多
くなっている。しかしナイロン族のものは接着が難しい
という問題があり、その解決も求められていた。
In addition, in recent years, nylon materials have been increasingly used for these parts instead of metal products because they have excellent impact resistance, heat resistance, oil resistance, etc., and are easy to mold. ing. However, nylon materials have the problem of being difficult to adhere to, and a solution to this problem has been sought.

〈発明の目的〉 本発明は叙上の事情に鑑み検討された結果なされたもの
であり、該燃料に接触しても膨潤、クラック、剥離等の
問題が力く、シかもナイロン製部品に対する接着性能に
すぐれた接着剤組成物を提供せんとするものである。
<Object of the Invention> The present invention was developed as a result of studies in view of the above-mentioned circumstances, and the present invention has been developed as a result of studies conducted in view of the above-mentioned circumstances. The object is to provide an adhesive composition with excellent performance.

〈発明の開示〉 本発明の要旨は前記の通りであシ以下詳細に説明する。<Disclosure of invention> The gist of the present invention has been described above and will be explained in detail below.

本発明において使用されるエポキシ樹脂はエポキシ当量
140〜200のエポキシ樹脂が使用される。中でもビ
スフェノールA、ハロゲン化ビスフェノールA1カテコ
ール、クレゾール々どのような多価フェノールのポリグ
リシジルエーテル、グリセリンのような多価アルコール
のポリグリシジルエーテル、ポリカルボン酸とエビクロ
ルヒドリンから得られるポリグリシジルエステル、ノボ
2ツク型フエノール樹脂とエピクロルヒドリンとを反応
させて得られるエポキシノボラック、シクロヘキセンオ
キシド系の環状脂肪族エポキシなどが好ましい。
The epoxy resin used in the present invention has an epoxy equivalent of 140 to 200. Among them, polyglycidyl ethers of polyhydric phenols such as bisphenol A, halogenated bisphenol A1 catechol, and cresol, polyglycidyl ethers of polyhydric alcohols such as glycerin, polyglycidyl esters obtained from polycarboxylic acids and shrimp chlorohydrin, Preferable examples include epoxy novolac obtained by reacting a novolac type phenol resin and epichlorohydrin, and a cycloaliphatic epoxy based on cyclohexene oxide.

該エポキシ樹脂の硬化剤としては脂肪族アミン、芳香族
アミン、ポリアミドアミンならびにポリアミド樹脂等が
該エポキシ樹脂i o o’i量部(七21下車に部と
いう)に対し10〜100部が配合されるO 次に該エポキシ樹脂の粘度調節、ならびに耐燃料性、接
着性等を付与する目的で、レゾルシノールジグリシジル
エーテルが該エポキシ樹脂100部に対し5〜60部配
合される。5部以下ではナイロン等被着体に対する密着
性が劣り、60部以上では耐燃料性が劣り好ましくない
。一般にエポキシ樹脂の粘度調節、ならびに流動性の向
上させるために反応性希釈剤が使用される。しかし、反
応性希釈剤が配合されると一般に耐油性、耐熱性、接着
力等、性能が大幅に低下するが該レゾルシノールジグリ
シジルエーテルが使用された場合には性能の低下が認め
られない。
As a curing agent for the epoxy resin, 10 to 100 parts of aliphatic amine, aromatic amine, polyamide amine, polyamide resin, etc. are blended with respect to the amount of parts of the epoxy resin (referred to as parts for getting off at 721). Next, 5 to 60 parts of resorcinol diglycidyl ether is added to 100 parts of the epoxy resin for the purpose of controlling the viscosity of the epoxy resin and imparting fuel resistance, adhesive properties, etc. If the amount is less than 5 parts, the adhesion to adherends such as nylon will be poor, and if it is more than 60 parts, the fuel resistance will be poor. Reactive diluents are generally used to control the viscosity of epoxy resins and to improve fluidity. However, when a reactive diluent is blended, properties such as oil resistance, heat resistance, and adhesive strength are generally significantly reduced, but when the resorcinol diglycidyl ether is used, no reduction in performance is observed.

なお、流動性の調節、チクソ性の付与、硬化収縮の抑制
等のために炭酸カルシニウム、アルミナ、二酸化硅素等
の充填剤が適宜配合される。
Note that fillers such as calcium carbonate, alumina, silicon dioxide, etc. are appropriately blended to adjust fluidity, impart thixotropy, suppress curing shrinkage, and the like.

次に実施例によシ更に本発明を説明する。Next, the present invention will be further explained with reference to examples.

実施例1 ビスフェノール凰エポキシ樹脂(商品名工ピコ−)80
7、油化シェルエポキシ会社製)80部、レゾルシノー
ルグリシジルエーテル(商品名ヘロキシWC69、ウイ
ルミントン社製)20部にボηアミドアミン(商品名ト
ーマイド290C,富士化成工業会社製)40部、重質
炭酸カルシ−ラム(商品名ホワイトンSB、白石カルシ
ュラム社製)50部を混合し、実施例1の接着剤組成物
を得た0 実施例2 フェノールノボラック型エボギシ樹脂(商品名エピコー
ト152、油化シェルエポキシ社!!り80部、レゾル
シノールジグリシジルエーテル(商品名ヘロキシWC6
9、ウイルミントン社製)20部、テトラエチレンペン
タミン(東洋ソーダ社製)14部を混合し、実施例2の
接着剤組成物を得た。
Example 1 Bisphenol epoxy resin (trade name: Pico) 80
7. 80 parts (manufactured by Yuka Shell Epoxy Company), 20 parts of resorcinol glycidyl ether (trade name: Heroxy WC69, manufactured by Wilmington Co., Ltd.), 40 parts of polyamide amine (trade name: Tomide 290C, manufactured by Fuji Kasei Kogyo Co., Ltd.), and heavy carbonic acid. The adhesive composition of Example 1 was obtained by mixing 50 parts of Calciram (trade name Whiten SB, manufactured by Shiraishi Calcilum Co., Ltd.). 80 parts of Epoxy Co., Ltd., resorcinol diglycidyl ether (trade name: Heloxy WC6)
9 (manufactured by Wilmington Co., Ltd.) and 14 parts of tetraethylenepentamine (manufactured by Toyo Soda Co., Ltd.) were mixed to obtain the adhesive composition of Example 2.

実施例3 ビスフェノールA型エポキシ樹脂(商品名エピコート8
28、油化シェルエポキシ社&り80部、レゾルシノー
ルジグリシジルエーテル(商品名ヘロキシ69、ウイル
ミントン社製)20部、グー性イミダゾール2MZアミ
ン(四国化成工業社製)5部、無水珪酸微粉末(商品名
アエロジル200゜日本アエロジル社&)1部を混合し
て実施例3の接着剤組成物とした。
Example 3 Bisphenol A type epoxy resin (trade name Epicote 8
28, 80 parts of Yuka Shell Epoxy Co., Ltd., 20 parts of resorcinol diglycidyl ether (trade name: Heroxy 69, manufactured by Wilmington Co., Ltd.), 5 parts of gooey imidazole 2MZ amine (manufactured by Shikoku Kasei Kogyo Co., Ltd.), silicic anhydride fine powder ( The adhesive composition of Example 3 was prepared by mixing 1 part of Aerosil 200 (trade name) by Nippon Aerosil Co., Ltd.

比較例1 ビスフェノールF型エポキシ樹脂(商品名エピコート8
07、油化シェルエポキシ社製)にポリアミドアミン(
商品名トーマイド290 C,富士化成工業社製)40
部、重質炭酸カルシニウム(商品名ホワイトンSB、白
石カルシュウム社製)50部を混合し比較例1の接着剤
組成物とした0比較例2 フェノールノボラック型エポキシ樹#(商品名エピコー
ト152、油化シェルエポキシ社製)100部、テトラ
エチレンペンタミン(東洋ソーダ社製)14部を混合し
て比較例2の接着剤組成物とした。
Comparative Example 1 Bisphenol F type epoxy resin (trade name Epicote 8
07, polyamide amine (manufactured by Yuka Shell Epoxy Co., Ltd.)
Product name Tomide 290 C, manufactured by Fuji Kasei Kogyo Co., Ltd.) 40
Comparative Example 2 Phenol novolac type epoxy resin # (trade name Epicote 152, oil An adhesive composition of Comparative Example 2 was prepared by mixing 100 parts of (manufactured by Shell Epoxy Co., Ltd.) and 14 parts of tetraethylenepentamine (manufactured by Toyo Soda Co., Ltd.).

比較例3 ビスフェノールAmエポキシ樹脂(商品名エピコート8
28、油化シェルエポキシ社製)100部、変性イミダ
ゾール2MZアジ/(四国化成社1n)5部、無水珪酸
微粉末(商品名アエロジル200、日本アエロジル社製
)1部を混合して比較例3の接着剤組成物を得た。
Comparative Example 3 Bisphenol Am epoxy resin (trade name Epicote 8
Comparative Example 3 was prepared by mixing 100 parts of 28, manufactured by Yuka Shell Epoxy Co., Ltd., 5 parts of modified imidazole 2MZ aji/(Shikoku Kasei Co., Ltd. 1n), and 1 part of silicic anhydride fine powder (trade name Aerosil 200, manufactured by Nippon Aerosil Co., Ltd.). An adhesive composition was obtained.

各接着剤組成物の各種特性を測定した結果は表の通りで
あった。
The results of measuring various properties of each adhesive composition are shown in the table.

仄験秤伽法 ・引張剪断液ia力<kyf/ci) 被ノ8体としてナイロン(ナイロン 1ooxa。experience weighing law ・Tensile shear liquid ia force <kyf/ci) Nylon (nylon 1ooxa) as the 8 subjects.

×2ν1)を用いて接着面積30X30gd、接着剤厚
さ2麿とし試験片を作成した。(接着面アセトン脱脂) ・重量変化率(ΔW%)、体積変化率(Δ■チ)接着剤
組成物を注型して直径50朋、厚さ3鰭の円板とし14
0℃、30分間で硬化させ試験片を作成する。該試験片
を冷却管付き101フラスコ中のFuelC(イソオク
タン/トルエン= 1/l )85%、メタノール15
チ(容量)の混合液61に浸漬しフラスコを60℃水槽
に入れて経時浸漬後の引張剪断強度、重量変化率(ΔW
%)、体積変化率(67%)を測定した。
×2v1), a test piece was prepared with an adhesive area of 30×30 gd and an adhesive thickness of 2 mm. (Adhesive surface acetone degreasing) Weight change rate (ΔW%), volume change rate (Δ■chi) Cast the adhesive composition to form a disk with a diameter of 50 mm and a thickness of 3 fins.14
A test piece is prepared by curing at 0°C for 30 minutes. The test piece was placed in a 101 flask equipped with a cooling tube in 85% Fuel C (isooctane/toluene = 1/l) and 15% methanol.
The flask was immersed in a mixed solution 61 (volume) of
%) and volume change rate (67%) were measured.

〈発明の効果〉 本発明になる接着剤組成物はエポキシ樹脂にレゾルシノ
ールグリシジルエーテルが適量配合されてなるものであ
るため、メタノール混入ガソリンに接触しても重量、体
積の変化が極めて少く、・燃料タンク、燃料フィルター
等の部品の接着組立に使用されても燃料モレ等の問題が
生じない。
<Effects of the Invention> Since the adhesive composition of the present invention is made by blending an appropriate amount of resorcinol glycidyl ether with an epoxy resin, there is extremely little change in weight and volume even when it comes into contact with methanol-containing gasoline. Even when used for adhesive assembly of parts such as tanks and fuel filters, problems such as fuel leakage do not occur.

また近年、使用の多くなっているナイロン製部品に対し
てすぐれた接着性を持ち耐久性の接着組立部品を提供す
ることができる。
Furthermore, it is possible to provide a durable adhesive assembly that has excellent adhesion to nylon parts, which have been increasingly used in recent years.

Claims (1)

【特許請求の範囲】[Claims] (1)エポキシ樹脂100重量部に対し、エポキシ樹脂
硬化剤10〜100重量部ならびにレゾルシノールジグ
リシジルエーテル5〜60重量部が配合されることを特
徴とする接着剤組成物
(1) An adhesive composition characterized in that 10 to 100 parts by weight of an epoxy resin curing agent and 5 to 60 parts by weight of resorcinol diglycidyl ether are blended with 100 parts by weight of epoxy resin.
JP27392888A 1988-10-28 1988-10-28 Adhesive composition Granted JPH02120382A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27392888A JPH02120382A (en) 1988-10-28 1988-10-28 Adhesive composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27392888A JPH02120382A (en) 1988-10-28 1988-10-28 Adhesive composition

Publications (2)

Publication Number Publication Date
JPH02120382A true JPH02120382A (en) 1990-05-08
JPH0585589B2 JPH0585589B2 (en) 1993-12-08

Family

ID=17534527

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27392888A Granted JPH02120382A (en) 1988-10-28 1988-10-28 Adhesive composition

Country Status (1)

Country Link
JP (1) JPH02120382A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003018699A3 (en) * 2001-08-23 2003-09-04 Dow Global Technologies Inc Fuel tanks
JP2014511424A (en) * 2011-03-07 2014-05-15 アクゾ ノーベル コーティングス インターナショナル ビー ヴィ Cargo tank coating
WO2023063000A1 (en) * 2021-10-14 2023-04-20 三菱瓦斯化学株式会社 Epoxy resin composition, cured product thereof, prepreg, fiber-reinforced composite material, and high-pressure gas container

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003018699A3 (en) * 2001-08-23 2003-09-04 Dow Global Technologies Inc Fuel tanks
JP2014511424A (en) * 2011-03-07 2014-05-15 アクゾ ノーベル コーティングス インターナショナル ビー ヴィ Cargo tank coating
WO2023063000A1 (en) * 2021-10-14 2023-04-20 三菱瓦斯化学株式会社 Epoxy resin composition, cured product thereof, prepreg, fiber-reinforced composite material, and high-pressure gas container
JP7279868B1 (en) * 2021-10-14 2023-05-23 三菱瓦斯化学株式会社 Epoxy resin composition and its cured product, prepreg, fiber-reinforced composite material, high-pressure gas container

Also Published As

Publication number Publication date
JPH0585589B2 (en) 1993-12-08

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