JPH04293982A - Coating composition - Google Patents

Coating composition

Info

Publication number
JPH04293982A
JPH04293982A JP8603191A JP8603191A JPH04293982A JP H04293982 A JPH04293982 A JP H04293982A JP 8603191 A JP8603191 A JP 8603191A JP 8603191 A JP8603191 A JP 8603191A JP H04293982 A JPH04293982 A JP H04293982A
Authority
JP
Japan
Prior art keywords
weight
parts
coating composition
diol
abrasion resistance
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.)
Withdrawn
Application number
JP8603191A
Other languages
Japanese (ja)
Inventor
Tatsuya Murachi
村知 達也
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.)
Toyoda Gosei Co Ltd
Original Assignee
Toyoda Gosei 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 Toyoda Gosei Co Ltd filed Critical Toyoda Gosei Co Ltd
Priority to JP8603191A priority Critical patent/JPH04293982A/en
Publication of JPH04293982A publication Critical patent/JPH04293982A/en
Withdrawn legal-status Critical Current

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Abstract

PURPOSE:To provide a coating composition having good adhesiveness to substrates and excellent abrasion resistance. CONSTITUTION:A coating composition which consists of a urethane composition obtained by reacting a low-molecular diol with a urethane prepolymer made from polyether diol, polyester diol, and diisocyanate; a fluororesin; a silicone oil; and a halogenating agent. This composition is excellent in adhesiveness to substrates, such as rubber, resin, and fibers, and can improve the abrasion resistance when applied thereto.

Description

【発明の詳細な説明】[Detailed description of the invention]

【0001】0001

【産業上の利用分野】本発明はゴム、樹脂製品等の塗装
に適した塗料組成物に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coating composition suitable for coating rubber, resin products, etc.

【0002】0002

【従来の技術】一般に、NR、SBR、BR、IIR、
CR、NBR、IR、EPDM、EPT等のゴムや、木
綿、レーヨン、ABS、PS等の樹脂、繊維は耐摩耗性
が非常に悪い。これらにナイロン、エポキシ樹脂、アク
リル樹脂、アクリル−エチレン系樹脂等の樹脂系塗料お
よびBR、CR、SBR等のゴム系塗料を塗布し摩耗を
行なった場合 (A)ゴム、合成樹脂製品、繊維との密着性がないため
摩耗中基材と塗料がはがれる不具合が発生する(B)塗
料自体に耐摩耗性がないため耐摩耗性にとぼしいという
問題がある。
[Prior Art] Generally, NR, SBR, BR, IIR,
Rubbers such as CR, NBR, IR, EPDM, and EPT, resins and fibers such as cotton, rayon, ABS, and PS have very poor abrasion resistance. If these are coated with resin-based paints such as nylon, epoxy resin, acrylic resin, or acrylic-ethylene resin, or rubber-based paints such as BR, CR, or SBR, and subjected to abrasion (A) Rubber, synthetic resin products, or fibers. (B) The paint itself has no abrasion resistance, resulting in poor abrasion resistance.

【0003】0003

【発明が解決しようとする課題】本発明の目的は上記問
題点を解消し、被塗布物表面との密着性がよく、耐摩耗
性の優れた塗料組成物を提供するものである。
SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide a coating composition that has good adhesion to the surface of the object to be coated and excellent abrasion resistance.

【0004】0004

【課題を解決するための手段】本発明者は、これらの欠
点を改良するための研究をつづけ、その結果、上記欠点
を改良する塗料組成物をみいだした。
[Means for Solving the Problems] The present inventor has continued research to improve these drawbacks, and as a result, has discovered a coating composition that can improve the above drawbacks.

【0005】本発明の塗料組成物とはポリエーテルジオ
ール、ポリエステルジオール、ジイソシアナートと低 
 分子ジオールよりなるウレタン組成物100重量部、
フッ素樹脂2〜100重量部、シリコーンオイル5〜2
00重量部、ハロゲン化剤0.002〜20重量部より
なる塗料組成物である。
The coating composition of the present invention consists of polyether diol, polyester diol, diisocyanate and low
100 parts by weight of a urethane composition consisting of a molecular diol,
Fluororesin 2-100 parts by weight, silicone oil 5-2
0.00 parts by weight, and 0.002 to 20 parts by weight of a halogenating agent.

【0006】[0006]

【実施例】以下に本発明を具体化した実施例について説
明する。
[Examples] Examples embodying the present invention will be described below.

【0007】本発明で用いるポリエーテルジオールとは
ポリエチレンオキシドグリコール、ポリプロピレンオキ
シドグリコール、ポリテトラメチレンオキシドグリコー
ル等である。ポリエステルジオールとはエチレングリコ
ール、プロピレングリコール、ブチレングリコール、ペ
ンタンジオール、ヘキサンジオール、ヘキシレンジオー
ル、オクタンジオール、デカンジオール、ネオペンチル
グリコール等(ジオール類に二重結合、三重結合を含有
するものも含まれる)の一種又は二種以上の混合物と、
アジピン酸、マロン酸、コハク酸、マレイン酸、無水マ
レイン酸、フマル酸、テレフタル酸、無水フタル酸等の
有機酸の一種又は二種以上の混合物を反応させて得られ
る末端にOH基を有するポリエステルジオールである。
The polyether diol used in the present invention includes polyethylene oxide glycol, polypropylene oxide glycol, polytetramethylene oxide glycol, and the like. Polyester diols include ethylene glycol, propylene glycol, butylene glycol, pentanediol, hexanediol, hexylene diol, octanediol, decanediol, neopentyl glycol, etc. (diols that contain double bonds and triple bonds are also included) ) or a mixture of two or more of them;
Polyester having an OH group at the end obtained by reacting one or a mixture of two or more organic acids such as adipic acid, malonic acid, succinic acid, maleic acid, maleic anhydride, fumaric acid, terephthalic acid, and phthalic anhydride. It is a diol.

【0008】ジイソシアネートには、MDI、TDI、
IPDI、XDI、NDI等のジイソシアネートが例示
できる。
Diisocyanates include MDI, TDI,
Examples include diisocyanates such as IPDI, XDI, and NDI.

【0009】シリコーンオイルとは、ジメチルシリコー
ンオイル、メチル塩化シリコーンオイル、メチルハイド
ロジエンシリコーンオイル、メチルフェニルシリコーン
オイル、フロロシリコーンオイル等であり、溶剤にはベ
ンゼン、トルエン、キシレン、エチルベンゼン、トリク
ロルエチレン、塩化エチレン、ジメチルホルムアミド、
ジメチルスルホキサイド、メチルエチルケトン、アセト
ン、メチルイソプロピルケトン、酢酸メチル、酢酸エチ
ル、酢酸イソプロピル、酢酸n−ブチル、酢酸イソプロ
ピル、アニソール、テトラヒドロフラン等を用いる。
[0009] Silicone oils include dimethyl silicone oil, methyl chloride silicone oil, methylhydrogen silicone oil, methylphenyl silicone oil, fluorosilicone oil, etc., and solvents include benzene, toluene, xylene, ethylbenzene, trichloroethylene, and chloride. ethylene, dimethylformamide,
Dimethyl sulfoxide, methyl ethyl ketone, acetone, methyl isopropyl ketone, methyl acetate, ethyl acetate, isopropyl acetate, n-butyl acetate, isopropyl acetate, anisole, tetrahydrofuran, etc. are used.

【0010】a)塗料組成物の調製 上記ポリエステルジオール、ポリエーテルジオール、ジ
イソシアナートと溶剤を適宜選択して使用し(選択例を
表−1に示す)、乾燥窒素ガス中、80℃、3時間反応
させ、末端にNCO基を有するウレタンプレポリマーを
合成し、さらに低分子ジオールと溶剤を加え乾燥窒素ガ
ス中30分間反応を行ない得られる末端にOH基又はN
CO基を有するウレタンポリマー(固形分)100重量
部に対して、フッ素樹脂2〜100重量部、シリコーン
オイル5〜200重量部、ハロゲン化剤0.002〜2
0重量部を加え、さらに溶剤を加えて塗布に適した、粘
度に調整する。この場合、フッ素樹脂のかわりに二硫化
モリブデン、ガラス繊維、カーボン繊維、ポリエチレン
、酸化ケイ素、炭酸カルシウム、炭酸マグネシウム、ク
レー、ナイロン等を使用してもよい。
a) Preparation of coating composition The above-mentioned polyester diol, polyether diol, diisocyanate and solvent were appropriately selected and used (selected examples are shown in Table 1), and the mixture was heated at 80°C for 30 minutes in dry nitrogen gas. A urethane prepolymer having an NCO group at the end is synthesized by reacting for a period of time, and then a low molecular diol and a solvent are added and the reaction is carried out in dry nitrogen gas for 30 minutes.
2 to 100 parts by weight of fluororesin, 5 to 200 parts by weight of silicone oil, and 0.002 to 2 parts by weight of halogenating agent per 100 parts by weight of urethane polymer (solid content) having CO groups.
Add 0 parts by weight and further add a solvent to adjust the viscosity to a value suitable for coating. In this case, molybdenum disulfide, glass fiber, carbon fiber, polyethylene, silicon oxide, calcium carbonate, magnesium carbonate, clay, nylon, etc. may be used instead of the fluororesin.

【0011】b)基材の調製 EPDM100重量部に対して、カーボンブラック70
重量部、鉱物油35重量部、亜鉛華7重量部、ステアリ
ン酸2重量部、加硫促進剤2重量部、イオウ1.5重量
部のゴム配合物を160℃で30分間加硫した。
b) Preparation of base material To 100 parts by weight of EPDM, add 70 parts by weight of carbon black.
A rubber compound containing 35 parts by weight of mineral oil, 7 parts by weight of zinc white, 2 parts by weight of stearic acid, 2 parts by weight of vulcanization accelerator, and 1.5 parts by weight of sulfur was vulcanized at 160° C. for 30 minutes.

【0012】また、耐摩耗試験方法は、下記条件で行い
摩耗減量で耐摩耗性を評価した。 試験機:テイパー式ロータリアブレッサー(株式会社東
洋精機製作所製) 試験条件:摩耗輪…H−22、荷重…1kg摩耗回転速
度…60rpm 試料寸法…100mm×100mm         
     摩耗回転…1000回
[0012] Furthermore, the abrasion resistance test was carried out under the following conditions and the abrasion resistance was evaluated by wear loss. Testing machine: Taper type rotary breather (manufactured by Toyo Seiki Seisakusho Co., Ltd.) Test conditions: Wearing wheel...H-22, Load...1kg Wearing rotation speed...60rpm Sample size...100mm x 100mm
Wear rotation…1000 times

【0013】このようにして得られた本発明の塗料組成
物を用いた耐摩耗性の試験結果を表−2に示す。
Table 2 shows the results of the abrasion resistance test using the coating composition of the present invention thus obtained.

【0014】[0014]

【発明の効果】これらの塗料組成物は被塗布物に塗布し
た場合、被塗布物の材料特性を損なうことなく、塗膜が
被塗布物表面との優れた密着性を有し、優れた耐摩耗性
を示す。
Effects of the Invention When these coating compositions are applied to the object to be coated, the coating film has excellent adhesion to the surface of the object to be coated and has excellent durability without impairing the material properties of the object. Shows abrasive properties.

【0015】[0015]

【0016】[0016]

【0017】[0017]

【0018】[0018]

【0019】   出光シールAB−700W:商品名、液状ポリブタ
ジエン  出光石油株式会社製 出光シールAB−100:商品名、液状ポリブタジエン
  出光石油株式会社製 ボンド  G2 :商品名、クロロプレン系ゴム  ト
ルエン74%溶  液コニシ株式会社製
Idemitsu Seal AB-700W: Product name, liquid polybutadiene Idemitsu Seal AB-100: Product name, liquid polybutadiene Idemitsu Seal AB-100: Product name, liquid polybutadiene Bond G2: Product name, chloroprene rubber 74% toluene solution Konishi Made by Co., Ltd.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】ポリエーテルジオール、ポリエステルジオ
ールとジイソシアナートよりなり末端にNCO基を有す
るウレタンプレポリマーにさらに低分子ジオールを反応
させて得られる末端にNCO基又はOH基を有するウレ
タン組成物100重量部、フッ素樹脂2〜100重量部
、シリコーンオイル5〜200重量部、ハロゲン化剤0
.002〜20重量部よりなる塗料組成物。
[Claim 1] Urethane composition 100 having NCO groups or OH groups at the ends obtained by reacting a urethane prepolymer comprising polyether diol, polyester diol and diisocyanate and having NCO groups at the ends with a low molecular weight diol. Parts by weight, 2 to 100 parts by weight of fluororesin, 5 to 200 parts by weight of silicone oil, 0 parts by weight of halogenating agent
.. A coating composition comprising 0.002 to 20 parts by weight.
JP8603191A 1991-03-25 1991-03-25 Coating composition Withdrawn JPH04293982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8603191A JPH04293982A (en) 1991-03-25 1991-03-25 Coating composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8603191A JPH04293982A (en) 1991-03-25 1991-03-25 Coating composition

Publications (1)

Publication Number Publication Date
JPH04293982A true JPH04293982A (en) 1992-10-19

Family

ID=13875293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8603191A Withdrawn JPH04293982A (en) 1991-03-25 1991-03-25 Coating composition

Country Status (1)

Country Link
JP (1) JPH04293982A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001021721A1 (en) * 1999-09-22 2001-03-29 Takeda Chemical Industries, Ltd. Coating material for coating molded object made by dip forming
CN1100838C (en) * 1999-03-05 2003-02-05 旭丽股份有限公司 Organosilicon modified polyurethane paint
US7378032B2 (en) * 2002-12-24 2008-05-27 Daikin Industries, Ltd. Coating composition for leather, coating method, and coated leather
JP2014148599A (en) * 2013-01-31 2014-08-21 Fukoku Co Ltd Coating composition and rubber member

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1100838C (en) * 1999-03-05 2003-02-05 旭丽股份有限公司 Organosilicon modified polyurethane paint
WO2001021721A1 (en) * 1999-09-22 2001-03-29 Takeda Chemical Industries, Ltd. Coating material for coating molded object made by dip forming
US7378032B2 (en) * 2002-12-24 2008-05-27 Daikin Industries, Ltd. Coating composition for leather, coating method, and coated leather
JP2014148599A (en) * 2013-01-31 2014-08-21 Fukoku Co Ltd Coating composition and rubber member

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A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 19980514