JP2003138217A - Coating composition for rust-preventive lubrication - Google Patents
Coating composition for rust-preventive lubricationInfo
- Publication number
- JP2003138217A JP2003138217A JP2001336646A JP2001336646A JP2003138217A JP 2003138217 A JP2003138217 A JP 2003138217A JP 2001336646 A JP2001336646 A JP 2001336646A JP 2001336646 A JP2001336646 A JP 2001336646A JP 2003138217 A JP2003138217 A JP 2003138217A
- Authority
- JP
- Japan
- Prior art keywords
- rust preventive
- coating composition
- pigment
- friction coefficient
- lubrication
- 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
Links
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は防錆性潤滑用被覆組
成物に係り、特に、比較的高い適度な摩擦係数を有し、
しかも摩耗を低く抑えると共に、これらの潤滑性能を損
なうことなく防錆性をも付与し得る防錆性潤滑用被覆組
成物に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rust preventive lubricating coating composition, and in particular, it has a relatively high moderate friction coefficient,
Moreover, the present invention relates to a rust-preventive coating composition for lubrication, which is capable of suppressing wear to a low level and imparting rust-preventing properties without impairing the lubricating performance.
【０００２】[0002]
【従来の技術】各種機械装置の摩擦部材には、比較的高
い適度な摩擦係数を有し、かつ摩耗は低く抑えることが
要求される部材がある。例えば、ベルトプーリでは、ベ
ルトとベルトプーリとの間で過度に摩擦係数が小さい
と、ベルトの滑りが起こる。また、ボルト、ネジ等はそ
の噛み合せ面間の摩擦係数が過度に小さいと、緩みが生
じ易い。その他、湿式で使用されるクラッチ板や差動制
限デファレンシャルギヤの摩擦板等についても、耐摩耗
性と共に比較的高い摩擦係数が必要とされる。2. Description of the Related Art Among friction members for various mechanical devices, there are members that have a relatively high and moderate friction coefficient and are required to be kept low in wear. For example, in a belt pulley, when the coefficient of friction between the belt and the belt pulley is too small, the belt slips. Further, bolts, screws and the like are apt to be loosened when the friction coefficient between the meshing surfaces is too small. In addition, a clutch plate used in a wet process, a friction plate of a differential limited differential gear, and the like are required to have wear resistance and a relatively high friction coefficient.
【０００３】このように、適度な比較的高い摩擦係数を
必要とし、かつ、摩耗は低く抑えることが要求される部
材に適用される潤滑用被覆組成物として、固体潤滑剤と
摩擦係数調整剤とを配合した潤滑用被覆組成物が提案さ
れている（特公平５−５５７３２号公報、特公平６−７
４３８９号公報）。As described above, a solid lubricant and a friction coefficient adjusting agent are used as a coating composition for lubrication which is applied to a member which requires a moderately high friction coefficient and whose wear is required to be suppressed to a low level. A coating composition for lubrication containing the above is proposed (Japanese Patent Publication No. 5-55732, Japanese Patent Publication No. 6-7).
4389 publication).
【０００４】このような潤滑用被覆組成物であれば、固
体潤滑剤により優れた潤滑性が付与され、一方、摩擦係
数調整剤により、この潤滑性能が調整され、耐摩耗性を
損なうことなく、摩擦係数が所望とする適度な値に調整
される。With such a coating composition for lubrication, the solid lubricant imparts superior lubricity, while the friction coefficient modifier adjusts the lubrication performance without impairing the wear resistance. The friction coefficient is adjusted to a desired moderate value.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、上記従
来の潤滑用被覆組成物では、鉄系等の金属製部品に適用
した場合、潤滑性被覆膜を形成した後、この部品を組み
付けるまでの数日〜数週間の間に錆の発生がみられると
いう問題があった。However, in the above-mentioned conventional coating composition for lubrication, when applied to a metallic component such as an iron-based composition, the number of steps from the formation of the lubricating coating film to the assembling of this component. There was a problem that rust was observed within a day to several weeks.
【０００６】本発明は上記従来の問題点を解決し、比較
的高い適度な摩擦係数を有し、しかも摩耗を低く抑える
と共に、これらの潤滑性能を損なうことなく防錆性をも
付与し得る防錆性潤滑用被覆組成物を提供することを目
的とする。The present invention solves the above-mentioned problems of the prior art, has a relatively high and moderate friction coefficient, suppresses wear to a low level, and is capable of imparting rust preventive properties without impairing their lubricating performance. An object is to provide a coating composition for rusty lubrication.
【０００７】[0007]
【課題を解決するための手段】本発明の防錆性潤滑用被
覆組成物は、固体潤滑剤、摩擦係数調整剤及び合成樹脂
を含む潤滑用被覆組成物において、更に防錆顔料を含む
ことを特徴とする。The anticorrosive lubricating coating composition of the present invention comprises a solid lubricating agent, a friction coefficient adjusting agent and a synthetic resin, and further comprises a rust preventive pigment. Characterize.
【０００８】本発明の防錆性潤滑用被覆組成物では、固
体潤滑剤により優れた潤滑性が付与されると共に、摩擦
係数調整剤により、この潤滑性能が調整され、耐摩耗性
を損なうことなく、摩擦係数が所望とする適度な値に調
整される。また、防錆顔料により、防錆性も付与され
る。In the coating composition for rust preventive lubrication of the present invention, the solid lubricant imparts excellent lubricity, and the friction coefficient adjuster adjusts the lubrication performance without impairing the wear resistance. The friction coefficient is adjusted to a desired moderate value. Further, the rust preventive pigment also imparts rust preventive properties.
【０００９】本発明において、固体潤滑剤の含有量は２
０〜８０重量％、摩擦係数調整剤の含有量は５〜５０重
量％、防錆顔料の含有量は１〜１０重量％で、残部が実
質的に合成樹脂であることが好ましい。In the present invention, the content of the solid lubricant is 2
It is preferable that the content of the friction coefficient adjusting agent is 0 to 80% by weight, the content of the friction coefficient adjusting agent is 5 to 50% by weight, the content of the rust preventive pigment is 1 to 10% by weight, and the balance is substantially synthetic resin.
【００１０】また、摩擦係数調整剤としては、炭素繊維
が好ましく、固体潤滑剤としては硫化物、フッ素化合
物、黒鉛、メラミン−シアヌル酸付加物及び窒化ホウ素
よりなる群から選ばれる１種又は２種以上、特に、硫化
物とフッ素化合物との併用が好ましく、防錆顔料として
は、塩基性顔料、可溶性顔料及び金属粉顔料よりなる群
から選ばれる１種又は２種以上が挙げられるが、クロ
ム、鉛、カドミウム等の重金属を含まないことが好まし
く、特に、塩基性顔料及び／又は可溶性顔料、とりわけ
トリポリリン酸二水素アルミニウムが好ましい。The friction coefficient modifier is preferably carbon fiber, and the solid lubricant is one or two selected from the group consisting of sulfides, fluorine compounds, graphite, melamine-cyanuric acid adducts and boron nitride. Above all, it is particularly preferable to use a combination of a sulfide and a fluorine compound, and as the antirust pigment, one or more selected from the group consisting of basic pigments, soluble pigments and metal powder pigments can be mentioned, but chromium, It is preferable to be free of heavy metals such as lead and cadmium, and particularly basic pigments and / or soluble pigments, especially aluminum dihydrogen tripolyphosphate is preferable.
【００１１】本発明の防錆性潤滑用被覆組成物により形
成される潤滑性被覆膜は、摩擦係数が０．０６以上であ
り、静摩擦係数（μｓ）が動摩擦係数（μｄ）よりも低
いことが好ましい。The lubricating coating film formed from the rust preventive lubricating coating composition of the present invention has a friction coefficient of 0.06 or more and a static friction coefficient (μs) lower than the dynamic friction coefficient (μd). Is preferred.
【００１２】[0012]
【発明の実施の形態】以下に本発明の防錆性潤滑用被覆
組成物の実施の形態を詳細に説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the rust preventive lubricating coating composition of the present invention will be described in detail below.
【００１３】本発明の防錆性潤滑用被覆組成物は、防錆
顔料、固体潤滑剤、摩擦係数調整剤及び合成樹脂を含有
するものである。The rust preventive lubricating coating composition of the present invention contains a rust preventive pigment, a solid lubricant, a friction coefficient adjusting agent and a synthetic resin.
【００１４】本発明において、防錆性付与のために配合
される防錆顔料としては、塩基性顔料、可溶性顔料及び
金属粉顔料等が挙げられるが、クロム、鉛、カドミウム
等の重金属を含まないことが好ましい。In the present invention, examples of rust preventive pigments added to impart rust preventive property include basic pigments, soluble pigments and metal powder pigments, but they do not contain heavy metals such as chromium, lead and cadmium. It is preferable.
【００１５】塩基性顔料としては、シアナミド鉛、鉛
丹、塩基性炭酸塩、塩基性ケイ酸塩等が挙げられ、重金
属を含まない点では塩基性炭酸塩、塩基性ケイ酸塩が好
ましい。Examples of the basic pigment include cyanamide lead, red lead, basic carbonates and basic silicates, and basic carbonates and basic silicates are preferable from the viewpoint of not containing heavy metals.
【００１６】可溶性顔料としては、ジンククロメート、
モリブデン酸塩、リン酸塩等が挙げられ、重金属を含ま
ない点ではモリブデン酸塩、リン酸塩が好ましく、潤滑
性と防錆力の面で特に、リン酸塩が好ましい。リン酸塩
としては、トリポリリン酸二水素アルミニウム、リン酸
亜鉛、リン酸カルシウム亜鉛、リン酸マグネシウム亜鉛
等が挙げられる。As the soluble pigment, zinc chromate,
Examples thereof include molybdates and phosphates. Molybdates and phosphates are preferable in that they do not contain heavy metals, and phosphates are particularly preferable in terms of lubricity and rust prevention. Examples of the phosphate include aluminum dihydrogen tripolyphosphate, zinc phosphate, calcium zinc phosphate, magnesium zinc phosphate, and the like.
【００１７】金属粉顔料としてはアルミニウム粉、亜鉛
粉、ステンレス粉等が挙げられる。Examples of metal powder pigments include aluminum powder, zinc powder, and stainless powder.
【００１８】これらの防錆顔料は１種を単独で用いても
良く、２種以上を併用しても良い。These rust preventive pigments may be used alone or in combination of two or more.
【００１９】これらの塩基性顔料、可溶性顔料、金属粉
顔料のうち、特に塩基性顔料及び可溶性顔料が好まし
い。即ち、金属粉顔料を使用した場合、摩擦係数は０．
０６以上を示すが、摩耗特性が他の防錆顔料を用いた場
合と比べ低下し、静摩擦係数（μｓ）が動摩擦係数（μ
ｄ）よりも高くなる傾向がある。Of these basic pigments, soluble pigments and metal powder pigments, basic pigments and soluble pigments are particularly preferable. That is, when the metal powder pigment is used, the friction coefficient is 0.
However, the wear characteristics are lower than those when other rust preventive pigments are used, and the static friction coefficient (μs) is equal to the dynamic friction coefficient (μs).
It tends to be higher than d).
【００２０】潤滑性と防錆性の両面で特に好ましい防錆
顔料はトリポリリン酸二水素アルミニウムである。A particularly preferred rust preventive pigment in terms of both lubricity and rust preventive property is aluminum dihydrogen tripolyphosphate.
【００２１】固体潤滑剤としては特に制限はなく、二硫
化モリブデン、二硫化タングステン等の硫化物；ポリテ
トラフルオロエチレン、フッ化黒鉛等のフッ素化合物；
黒鉛；メラミン−シアヌル酸付加物；窒化ホウ素等を用
いることができる。これらの固体潤滑剤は１種を単独で
用いても、２種以上を組み合わせて用いても良い。特
に、本発明においては、耐荷重性、なじみ性、フィーリ
ング性に優れることから、硫化物とフッ素化合物との併
用が好ましい。この場合、硫化物とフッ素化合物との配
合割合は、硫化物１００重量部に対してフッ素化合物５
０〜２００重量部程度とするのが好適である。The solid lubricant is not particularly limited, and sulfides such as molybdenum disulfide and tungsten disulfide; fluorine compounds such as polytetrafluoroethylene and fluorinated graphite;
Graphite; melamine-cyanuric acid adduct; boron nitride and the like can be used. These solid lubricants may be used alone or in combination of two or more. In particular, in the present invention, it is preferable to use a sulfide and a fluorine compound in combination because they are excellent in load resistance, conformability and feeling. In this case, the mixing ratio of the sulfide and the fluorine compound is 5 parts by weight of the fluorine compound with respect to 100 parts by weight of the sulfide.
The amount is preferably about 0 to 200 parts by weight.
【００２２】摩擦係数調整剤としては、摩擦係数の調整
機能が高く、しかも耐摩耗性の向上に有効であることか
ら、炭素繊維を用いるのが好ましい。摩擦係数調整剤と
しては炭素繊維のみでも良く、炭素繊維と、カーボンブ
ラック；二酸化ケイ素、炭化ケイ素、チッ化ケイ素、ガ
ラス繊維等のケイ素化合物；酸化アルミニウム；チタン
酸カリウム繊維；セルロース系繊維等の１種又は２種以
上とを組み合わせて用いても良い。As the friction coefficient adjusting agent, it is preferable to use carbon fiber because it has a high function of adjusting the friction coefficient and is effective in improving the wear resistance. As the friction coefficient adjusting agent, only carbon fiber may be used, and carbon fiber and carbon black; silicon compounds such as silicon dioxide, silicon carbide, silicon nitride, glass fiber; aluminum oxide; potassium titanate fiber; cellulosic fiber and the like 1 You may use it in combination of 1 type or 2 or more types.
【００２３】炭素繊維、その他の摩擦係数調整剤は、繊
維状のものにあっては、その繊維長さが１０μｍ〜１ｍ
ｍ、繊維径が１〜５０μｍ程度のものが好適である。ま
た、粒状のものにあっては、その粒径が１００μｍ以下
のものが好適である。When carbon fibers and other friction coefficient adjusting agents are fibrous, the fiber length is 10 μm to 1 m.
m, and the fiber diameter is preferably about 1 to 50 μm. Further, as the granular material, those having a particle diameter of 100 μm or less are suitable.
【００２４】合成樹脂としては特に制限はなく、加熱硬
化型、常温硬化型及び２液硬化型のいずれであっても良
く、また油性、水性を問わない。The synthetic resin is not particularly limited and may be any of a heat-curing type, a room temperature-curing type and a two-component curing type, and may be oil-based or water-based.
【００２５】具体的には、エポキシ樹脂、フェニル系樹
脂、アミノ系樹脂、ポリエステル−アルキッド系樹脂、
ポリウレタン系樹脂、ビニル系樹脂、ポリアミドイミド
系樹脂、シリコン系樹脂等を挙げることができる。これ
らの合成樹脂は１種を単独で用いても、２種以上を組み
合わせて用いても良い。Specifically, epoxy resin, phenyl resin, amino resin, polyester-alkyd resin,
Examples thereof include polyurethane-based resin, vinyl-based resin, polyamide-imide-based resin, silicon-based resin and the like. These synthetic resins may be used alone or in combination of two or more.
【００２６】特に、本発明においては、形成される潤滑
性被覆膜の密着性、耐食性、耐油性等に優れることか
ら、エポキシ樹脂とアミノ系樹脂との併用が好ましい。
この場合、エポキシ樹脂とアミノ系樹脂との配合割合
は、エポキシ樹脂１００重量部に対して、アミノ系樹脂
２０〜１００重量部程度とすることが好適である。Particularly, in the present invention, it is preferable to use the epoxy resin and the amino resin in combination because the formed lubricating coating film has excellent adhesion, corrosion resistance, oil resistance and the like.
In this case, the mixing ratio of the epoxy resin and the amino resin is preferably about 20 to 100 parts by weight of the amino resin with respect to 100 parts by weight of the epoxy resin.
【００２７】本発明の防錆性潤滑用被覆組成物は、上述
のような固体潤滑剤、摩擦係数調整剤、防錆顔料及び合
成樹脂を下記のような配合割合で含有することが好まし
い。
固体潤滑剤：２０〜８０重量％
摩擦係数調整剤：５〜５０重量％
防錆顔料：１〜１０重量％
合成樹脂：実質的に残部The coating composition for rust preventive lubrication of the present invention preferably contains the above-mentioned solid lubricant, friction coefficient adjusting agent, rust preventive pigment and synthetic resin in the following compounding ratios. Solid lubricant: 20 to 80% by weight Friction coefficient modifier: 5 to 50% by weight Rust preventive pigment: 1 to 10% by weight Synthetic resin: Substantially the rest
【００２８】防錆顔料の含有量が１重量％未満では防錆
顔料を配合したことによる十分な防錆性の改善効果が得
られず、１０重量％を超えると耐食性及び潤滑性におい
て十分な特性が得られなくなる恐れがある。防錆顔料の
好適な含有量は１〜５重量％である。When the content of the rust preventive pigment is less than 1% by weight, the effect of improving the rust preventive effect due to the incorporation of the rust preventive pigment cannot be obtained, and when it exceeds 10% by weight, sufficient corrosion resistance and lubricity are obtained. May not be obtained. The preferred content of the anticorrosive pigment is 1 to 5% by weight.
【００２９】固体潤滑剤の含有量が２０重量％未満では
耐荷重性、なじみ性、フィーリング性等において十分な
特性が得られず、８０重量％を超えると形成される潤滑
性被覆膜の密着性、耐食性、耐油性が低下する。固体潤
滑剤の好適な含有量は２０〜６０重量％である。When the content of the solid lubricant is less than 20% by weight, sufficient properties such as load resistance, conformability and feeling are not obtained, and when it exceeds 80% by weight, the lubricating coating film formed is formed. Adhesion, corrosion resistance, and oil resistance decrease. A suitable content of the solid lubricant is 20 to 60% by weight.
【００３０】摩擦係数調整剤の含有量が５重量％未満で
は、摩擦係数調整剤を配合したことによる摩擦係数調整
効果を十分に得ることができず、５０重量％を超えると
形成される潤滑性被覆膜の密着性、耐食性が低下し、ま
た耐摩耗性の改善効果も低下する。好ましい摩擦係数調
整剤の含有量は５〜３０重量％である。If the content of the friction coefficient adjusting agent is less than 5% by weight, the effect of adjusting the friction coefficient due to the addition of the friction coefficient adjusting agent cannot be sufficiently obtained, and if it exceeds 50% by weight, the lubricity formed. The adhesiveness and corrosion resistance of the coating film are reduced, and the effect of improving wear resistance is also reduced. The content of the friction coefficient modifier is preferably 5 to 30% by weight.
【００３１】合成樹脂は、防錆性潤滑用被覆組成物に含
まれる固体潤滑剤、摩擦係数調整剤及び防錆顔料の実質
的に残部であるが、２０〜８０重量％、特に３０〜６０
重量％含有されていることが好ましい。合成樹脂の含有
量が２０重量％未満では、形成される潤滑性被覆膜の密
着性、耐食性、耐油性等において十分な特性が得られ
ず、８０重量％を超えると摩擦係数の制御が難しくな
る。The synthetic resin is substantially the balance of the solid lubricant, the friction coefficient adjusting agent and the rust preventive pigment contained in the rust preventive coating composition, but is 20 to 80% by weight, particularly 30 to 60% by weight.
It is preferably contained in a weight percentage. When the content of the synthetic resin is less than 20% by weight, sufficient properties such as adhesion, corrosion resistance and oil resistance of the formed lubricating coating film cannot be obtained, and when it exceeds 80% by weight, it is difficult to control the friction coefficient. Become.
【００３２】本発明の防錆性潤滑用被覆組成物は、例え
ば合成樹脂、固体潤滑剤及び防錆顔料を所定の割合で混
合し、更にこれに所定量の摩擦係数調整剤を混合するこ
とにより容易に調製することができ、各成分の配合割合
を調整することにより、摩擦係数を広い範囲で調節する
ことができ、摩耗量は低く抑え、また、このような潤滑
性能を損なうことなく、良好な防錆性を得ることができ
る。The coating composition for rust preventive lubrication of the present invention is prepared by mixing, for example, a synthetic resin, a solid lubricant and a rust preventive pigment in a predetermined ratio, and further mixing a predetermined amount of a friction coefficient adjusting agent therein. It can be easily prepared, the friction coefficient can be adjusted in a wide range by adjusting the blending ratio of each component, the wear amount can be kept low, and the lubricating performance is not impaired. It is possible to obtain excellent rust resistance.
【００３３】なお、合成樹脂と固体潤滑剤を混合する
際、及び、各成分を配合した後において、適量の溶剤を
用いることにより配合工程を容易にし、かつ容易に使用
できる粘度に調整することができる。この場合、使用す
る溶剤は、合成樹脂を溶解可能なものであれば良く、特
に制限はなく、使用量も合成樹脂の粘度、配合比が種々
異なるため特に制限はないが、防錆性潤滑用被覆組成物
１００重量部に対して、溶剤１００〜３００重量部程度
が適量である。また使用する溶剤としては、例えば、メ
チルエチルケトン、キシレン、トルエン、シクロヘキサ
ノン、ＰＧＭＡＣ（酢酸プロピレングリコールメチルエ
ーテル）等が挙げられるが、これらに何ら制限されるも
のではない。これらの溶剤は、１種の単独溶剤でも２種
以上の混合溶剤でも良い。When the synthetic resin and the solid lubricant are mixed and after the respective components have been mixed, it is possible to facilitate the mixing process by using an appropriate amount of a solvent and to adjust the viscosity so that it can be easily used. it can. In this case, the solvent to be used is not particularly limited as long as it can dissolve the synthetic resin, and the amount used is not particularly limited because the viscosity of the synthetic resin and the compounding ratio are different, but it is for rust preventive lubrication. About 100 to 300 parts by weight of the solvent is suitable for 100 parts by weight of the coating composition. Examples of the solvent used include methyl ethyl ketone, xylene, toluene, cyclohexanone, and PGMAC (propylene glycol methyl ether acetate), but are not limited thereto. These solvents may be a single solvent or a mixture of two or more solvents.
【００３４】更に、本発明の防錆性潤滑用被覆組成物
は、上記４成分の他に、必要に応じて各種改質剤等の添
加剤を含有していても良い。この場合、添加剤配合量は
調製される潤滑剤に対して２０重量％以下とするのが好
ましい。Furthermore, the coating composition for rust preventive lubrication of the present invention may contain additives such as various modifiers, if necessary, in addition to the above four components. In this case, the additive content is preferably 20% by weight or less with respect to the prepared lubricant.
【００３５】本発明の防錆性潤滑用被覆組成物により潤
滑性被覆膜を形成するには、防錆性潤滑用被覆組成物を
エアースプレー、静電塗装、ハケ塗り、浸漬、転写等に
より被処理部材表面に塗布して塗膜を形成し、その後、
用いた合成樹脂の硬化条件で硬化させれば良い。形成す
る潤滑性被覆膜の厚さは薄過ぎると十分な潤滑性、防錆
性を得ることができないことから、１０μｍ以上とする
ことが好ましい。To form a lubricious coating film with the anticorrosive lubricating coating composition of the present invention, the anticorrosive lubricating coating composition is formed by air spraying, electrostatic coating, brush coating, dipping, transfer or the like. Apply to the surface of the member to be processed to form a coating film, then
It may be cured under the curing conditions of the synthetic resin used. If the thickness of the formed lubricous coating film is too thin, sufficient lubricity and anticorrosiveness cannot be obtained. Therefore, the thickness is preferably 10 μm or more.
【００３６】なお、潤滑性被覆膜の形成に先立ち、被処
理部材の表面にリン酸亜鉛皮膜処理、リン酸マンガン皮
膜処理等の下地処理を施しても良い。Prior to the formation of the lubricity coating film, the surface of the member to be treated may be subjected to a surface treatment such as a zinc phosphate coating treatment or a manganese phosphate coating treatment.
【００３７】このようにして形成される潤滑性被覆膜
は、摩擦係数が０．０６以上であり、静摩擦係数（μ
ｓ）が動摩擦係数（μｄ）よりも低いことが好ましい。
摩擦係数が０．０６未満では十分な潤滑性が得られず、
静摩擦係数（μｓ）が動摩擦係数（μｄ）と同等か或い
は動摩擦係数（μｄ）の方が低いと、異音の発生等の問
題を生じ好ましくない。The lubricating coating film thus formed has a coefficient of friction of 0.06 or more and a coefficient of static friction (μ
It is preferable that s) is lower than the dynamic friction coefficient (μd).
If the friction coefficient is less than 0.06, sufficient lubricity cannot be obtained,
If the static friction coefficient (μs) is equal to the dynamic friction coefficient (μd) or the dynamic friction coefficient (μd) is lower, problems such as abnormal noise will occur, which is not preferable.
【００３８】[0038]
【実施例】以下に実施例及び比較例を挙げて本発明をよ
り具体的に説明する。EXAMPLES The present invention will be described more specifically with reference to Examples and Comparative Examples below.
【００３９】なお、実施例及び比較例において、合成樹
脂、固体潤滑剤、摩擦係数調整剤及び防錆顔料としては
以下のものを用いた。
［合成樹脂］
エポキシ樹脂：大日本化学工業（株）製「エピクロン７
０５０」
アミノ系樹脂：大日本化学工業（株）製「ベッカミンＰ
−１３８」
［固体潤滑剤］
二硫化モリブデン：Ｃｌｉｍａｘ Ｍｏｌｉｂｄｅｎｕ
ｍ社製「テクニカルグレード」（平均粒径５．０μｍ）
ポリテトラフルオロエチレン：旭硝子（株）製「フルオ
ンＬ１６９」（平均粒径５．０μｍ）
［摩擦係数調整剤］
炭素繊維：呉羽化学工業（株）製「クレカチョップＭ−
１００９Ｓ
Ｍ−１０１Ｓ Ｍ−１０４Ｔ」（平均繊維径１４．５μ
ｍ，平均長さ９０μｍ）
［防錆顔料］
塩基性顔料（塩基性ケイ酸塩）：キクチカラー（株）
製「ＣＦボウセイＣ−１００」
可溶性顔料（トリポリリン酸二水素アルミニウム）：
テイカ（株）製「Ｋ−ＷＨＩＴＥ＃１０５」
可溶性顔料（リン酸カルシウム亜鉛）：キクチカラー
（株）製「ＬＦボウセイＣＰ−Ｚ」
可溶性顔料（モリブデン酸アルミニウム）：キクチカ
ラー（株）製「ＬＦボウセイＰＭ−３０６」
金属粉顔料（アルミニウム粉）：昭和電工（株）製
「Ｓａｐ２６０Ｎ」（平均粒径１１μｍ）
金属粉顔料（亜鉛粉）：堺化学工業（株）製「亜鉛末
＃３」（平均粒径４．０μｍ）In the examples and comparative examples, the following were used as the synthetic resin, the solid lubricant, the friction coefficient adjusting agent and the rust preventive pigment. [Synthetic resin] Epoxy resin: "Epiclon 7" manufactured by Dainippon Chemical Industry Co., Ltd.
050 "Amino resin:" Beckamine P "manufactured by Dainippon Chemical Industry Co., Ltd.
-138 "[Solid lubricant] Molybdenum disulfide: Climax Molibdenu
m "Technical grade" (average particle size 5.0 µm) Polytetrafluoroethylene: Asahi Glass Co., Ltd. "Fluon L169" (average particle size 5.0 µm) [Friction coefficient adjuster] Carbon fiber: Kureha Chemical Industry ( "Kureka Chop M-"
1009S M-101S M-104T "(average fiber diameter 14.5μ
m, average length 90 μm) [Rust preventive pigment] Basic pigment (basic silicate): Kikuchi Color Co., Ltd.
"CF Bosei C-100" manufactured by Soluble Pigment (aluminum dihydrogen tripolyphosphate):
"K-WHITE # 105" manufactured by Teika Co., Ltd. Soluble pigment (calcium zinc phosphate): "LF Bosei CP-Z" manufactured by Kikuchi Color Co., Ltd. Soluble pigment (aluminum molybdate): "LF Bosei PM" manufactured by Kikuchi Color Co., Ltd. -306 "Metal powder pigment (aluminum powder):" Sap260N "manufactured by Showa Denko KK (average particle size 11 µm) Metal powder pigment (zinc powder):" Zinc dust # 3 "manufactured by Sakai Chemical Industry Co., Ltd. (average particle size) Diameter 4.0 μm)
【００４０】実施例１〜１０、比較例１ 表１に示す原料配合で潤滑用被覆組成物を調製した。Examples 1 to 10 and Comparative Example 1 Lubricating coating compositions were prepared with the raw material formulations shown in Table 1.
【００４１】合成樹脂１００重量部に対して、溶剤とし
てメチルエチルケトン、キシレン、ＰＧＭＡＣを１００
〜２００重量部添加して溶解し、これに所定量の固体潤
滑剤と防錆顔料を加えてボールミルにて３時間粉砕を行
った。その後、更に所定量の摩擦係数調整剤を加えて撹
拌することにより潤滑用被覆組成物を調製した。With respect to 100 parts by weight of the synthetic resin, 100 parts by weight of methyl ethyl ketone, xylene and PGMAC were used as a solvent.
˜200 parts by weight was added and dissolved, a predetermined amount of solid lubricant and rust preventive pigment were added thereto, and the mixture was pulverized with a ball mill for 3 hours. Then, a lubricating coating composition was prepared by further adding a predetermined amount of friction coefficient adjusting agent and stirring.
【００４２】ただし、合成樹脂としては、エポキシ樹脂
１００重量部に対して、アミノ系樹脂２０重量部を混合
して用いた。また、固体潤滑剤としては、二硫化モリブ
デン１００重量部とポリテトラフルオロエチレン１００
重量部を混合して用いた。However, as the synthetic resin, 20 parts by weight of amino resin was mixed with 100 parts by weight of epoxy resin and used. As the solid lubricant, 100 parts by weight of molybdenum disulfide and 100 parts of polytetrafluoroethylene are used.
Parts by weight were mixed and used.
【００４３】得られた潤滑用被覆組成物により、下記試
験を行って、防錆性、摩擦係数及び摩耗量を調べ、結果
を表１に示した。The obtained coating composition for lubrication was subjected to the following tests to examine the rust prevention property, the coefficient of friction and the amount of wear. The results are shown in Table 1.
【００４４】なお、潤滑用被覆組成物の塗膜は２００℃
で３０分焼成することにより硬化させた。The coating film of the lubricating coating composition had a temperature of 200 ° C.
It was cured by baking for 30 minutes.
【００４５】 防錆性
ＳＰＣＣブライト鋼板（１５０ｍｍ×７５ｍｍ×０．８
ｍｍ）をリン酸亜鉛皮膜等の下地処理を行った後、エア
ースプレーにて約２０μｍの塗膜厚になるように潤滑用
被覆組成物を吹き付け、硬化させて潤滑性被覆膜を形成
した。その後、塩水噴霧試験試験装置（ＪＩＳ Ｚ ２
３７１）を用い、５％塩水を噴霧して耐食性（錆発生に
到るまでの時間）を調べた。Anti-corrosive SPCC bright steel plate (150 mm × 75 mm × 0.8
(mm) was subjected to a surface treatment such as a zinc phosphate film, and then a lubricating coating composition was sprayed with an air sprayer to a coating film thickness of about 20 μm and cured to form a lubricating coating film. After that, a salt spray test device (JIS Z 2
371), 5% salt water was sprayed to examine the corrosion resistance (time until rust was generated).
【００４６】 摩擦係数
下記の試験機、テストピース、テスト条件にて行った。
即ち、一定速度で回転するリングにブロックを一定の荷
重で押し付け、両テストピース間の摩擦係数を測定し
た。なお、ブロック及びリングの当接面にはそれぞれリ
ン酸亜鉛皮膜処理等の下地処理を行った上、潤滑用被覆
組成物をエアースプレーにて約２０μｍの塗膜厚になる
ように吹き付け、その後硬化させて潤滑性被覆膜を形成
した。また、リングの非当接面側は差動制限デファレン
シャルギヤ用オイル（鉱物油）に浸漬した状態と、浸漬
しない状態とにした。
（試験機）ＦＡＬＥＸ＃１
Ring & Block TEST MACHINE [Faville-Le Vally社製 (A
STM D 2714)］
（テストピース）
リング：ＳＡＥ４６２０ ＳＴＥＥＬ，ＨＲｃ５８〜６
３， ６〜１２ｒｍｓ
ブロック：ＳＡＥＯ−ＩＳＴＥＥＬ，ＨＲｃ５８〜６
３， ４〜８ｒｍｓ
（テスト条件）
荷 重：４４５Ｎ
回転速度：３０ｒｐｍFriction coefficient The friction coefficient was measured using the following tester, test piece, and test conditions.
That is, the block was pressed against a ring rotating at a constant speed with a constant load, and the coefficient of friction between both test pieces was measured. The abutting surfaces of the block and the ring are each subjected to a surface treatment such as a zinc phosphate coating treatment, and then a lubricating coating composition is sprayed with an air spray to a coating film thickness of about 20 μm and then cured. Then, a lubricous coating film was formed. The non-contact surface side of the ring was immersed in the oil for differential limited differential gear (mineral oil) and was not immersed. (Tester) FALEX # 1 Ring & Block TEST MACHINE [Faville-Le Vally (A
STM D 2714)] (Test piece) Ring: SAE4620 STEEL, HRc58 ~ 6
3, 6-12 rms block: SAEO-ISTEEL, HRc58-6
3, 4-8 rms (Test condition) Load: 445N Rotation speed: 30 rpm
【００４７】 摩耗量
鋼製プレートの表面にの摩擦係数の測定の時と同様な
方法により各潤滑用被覆組成物を塗布した摩擦板Ａと、
焼入れ焼戻しを施した鋼板（材質：ＪＩＳ規格ＳＫ５
Ｍ，硬度：ＨＶ４６０）よりなりその表面粗さが０．５
μＲａの摩擦板Ｂ（外形１２０ｍｍ，内径１００ｍｍ，
厚さ１．８ｍｍ）を組み合わせて、スラスト試験機によ
り摩擦試験を行った。Abrasion amount A friction plate A coated with each lubricating coating composition by the same method as in the measurement of the friction coefficient on the surface of the steel plate,
Hardened and tempered steel plate (Material: JIS standard SK5
M, hardness: HV460) and its surface roughness is 0.5
μRa friction plate B (outer diameter 120 mm, inner diameter 100 mm,
(Thickness 1.8 mm) was combined and a friction test was conducted by a thrust tester.
【００４８】即ち、差動制限デファレンシャルギヤ用オ
イル中で約５０ｒｐｍにて回転している摩擦板Ｂに対
し、摩擦板Ａを荷重４９００Ｎで押しつけ、２００時間
後の摩耗量（摩耗深さ）を調べた。That is, the friction plate A is pressed with a load of 4900 N against the friction plate B rotating at about 50 rpm in the oil for differential limited differential gears, and the wear amount (wear depth) after 200 hours is examined. It was
【００４９】[0049]
【表１】 [Table 1]
【００５０】表１より、防錆顔料を配合した本発明の防
錆性潤滑用被覆組成物は、潤滑性を維持した上で良好な
防錆性を示すことが明らかであり、特に防錆顔料として
は、リン酸塩系顔料が好ましいことがわかる。From Table 1, it is clear that the rust preventive lubricating coating composition of the present invention containing the rust preventive pigment exhibits good rust preventive property while maintaining the lubricity, and particularly the rust preventive pigment. As for the above, it is understood that a phosphate pigment is preferable.
【００５１】なお、実施例１〜７では、試験方法で示
すスラスト試験機での試験において、μｓ（静摩擦係
数）がμｄ（動摩擦係数）よりも常に低くなり、スティ
ックスリップ現象による異音発生の抑制効果にも優れる
ことが確認された。In Examples 1 to 7, μs (static friction coefficient) was always lower than μd (dynamic friction coefficient) in the test using the thrust tester shown in the test method, and the generation of abnormal noise due to the stick-slip phenomenon was suppressed. It was confirmed that the effect was also excellent.
【００５２】[0052]
【発明の効果】以上詳述した通り、本発明の防錆性潤滑
用被覆組成物によれば、固体潤滑剤により優れた潤滑性
が付与されると共に、摩擦係数調整剤により、この潤滑
性能が調整され、耐摩耗性を損なうことなく摩擦係数が
所望とする適度な値に調整される。また、防錆顔料によ
り、これらの潤滑性を損なうことなく防錆性が付与され
る。このため、本発明の防錆性潤滑用被覆組成物によれ
ば、摩擦係数を比較的高い値にまで所望に応じて制御し
た上で摩耗量は大幅に低減することができ、しかも、発
錆も防止することができる。従って、本発明の防錆性潤
滑用被覆組成物によれば、油中で用いられる差動制限デ
ファレンシャルギヤや、クラッチ板及びプーリー等の、
トルクの伝達が確実に行われるための適度に高い摩擦係
数を必要とし、かつ摩耗量は低く抑えることが必要とさ
れる部材、及びボルト等の緩みが生じにくい程度の適度
に高い摩擦係数を必要とする部材の摺動性能、摩擦性
能、潤滑性能を大幅に向上させると共に、組み付けに到
るまでの部材の耐食性を著しく高めることができる。As described above in detail, according to the coating composition for rust preventive lubrication of the present invention, excellent lubricity is imparted to the solid lubricant, and the lubricating performance is improved by the friction coefficient adjusting agent. The friction coefficient is adjusted to a desired moderate value without impairing wear resistance. Further, the rust preventive pigment imparts rust preventive properties without impairing the lubricity thereof. Therefore, according to the rust-preventive lubricating coating composition of the present invention, the wear amount can be significantly reduced after the friction coefficient is controlled to a relatively high value as desired, and rusting Can also be prevented. Therefore, according to the rust preventive lubricating coating composition of the present invention, the differential limiting differential gear used in oil, the clutch plate and the pulley, etc.,
A moderately high coefficient of friction is required to ensure reliable torque transmission, and a moderately high coefficient of friction is required to prevent loosening of members and bolts that require low wear. It is possible to significantly improve the sliding performance, friction performance, and lubrication performance of the member, and to significantly enhance the corrosion resistance of the member up to assembly.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｃ１０Ｍ 103/02 Ｃ１０Ｍ 103/02 Ａ Ｚ 103/06 103/06 Ｃ 107/38 107/38 125/00 125/00 125/02 125/02 125/10 125/10 125/20 125/20 125/26 125/26 125/28 125/28 133/42 133/42 145/08 145/08 145/20 145/20 145/22 145/22 145/40 145/40 149/14 149/14 149/18 149/18 155/02 155/02 169/04 169/04 // Ｃ１０Ｎ 10:06 Ｃ１０Ｎ 10:06 10:08 10:08 10:12 10:12 20:06 20:06 Ｂ 30:06 30:06 30:12 30:12 30:20 30:20 50:08 50:08 (72)発明者 池田 徳行 神奈川県横浜市戸塚区名瀬町84タカタビル エスティーティー株式会社内 (72)発明者 長部谷 真 神奈川県横浜市戸塚区名瀬町84タカタビル エスティーティー株式会社内 (72)発明者 不破 良雄 愛知県豊田市トヨタ町１番地 トヨタ自動 車株式会社内 Ｆターム(参考） 4H104 AA04A AA04C AA05A AA11C AA13C AA17C AA19A AA22C AA23C AA26A BE28A CB04C CB12C CB13C CB19C CD02A CE11C CE13C CJ03C EA10C EB10 FA03 FA04 FA06 LA03 LA06 LA10 QA11 QA22 4J038 DA111 DB001 DD001 DG001 DJ051 HA026 HA036 HA066 HA086 HA356 HA426 HA476 JB36 KA05 KA07 KA08 KA19 NA03 NA11 ─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI theme code (reference) C10M 103/02 C10M 103/02 AZ 103/06 103/06 C 107/38 107/38 125/00 125 / 00 125/02 125/02 125/10 125/10 125/20 125/20 125/26 125/26 125/28 125/28 133/42 133/42 145/08 145/08 145/20 145/20 145/22 145/22 145/40 145/40 149/14 149/14 149/18 149/18 155/02 155/02 169/04 169/04 // C10N 10:06 C10N 10:06 10:08 10 : 08 10:12 10:12 20:06 20:06 B 30:06 30:06 30:12 30:12 30:20 30:20 50:08 50:08 (72) Inventor Tokuyuki Ikeda Yokohama City, Kanagawa Prefecture 84 Nase-machi, Totsuka-ku, Takata Building Esteety Co., Ltd. (72) Inventor Makoto Nagatani 84, Nase-machi, Totsuka-ku, Yokohama, Kanagawa Prefecture Takata Building Esteety Co., Ltd. (72) Inventor Yoshio Fuwa Toyota-cho, Toyota City, Aichi Prefecture No. 1 Toyota Automobile Co., Ltd.F-term (reference) 4H104 AA04A AA04C AA05A AA11C AA13C AA17C AA19A AA22C AA23C AA26A BE28A CB04C CB12C CB13C CB19C CD02A CE0HA06AD06 LA0QA06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A06A04 HA356 HA426 HA476 JB36 KA05 KA07 KA08 KA19 NA03 NA11
Claims (10)
脂を含む潤滑用被覆組成物において、更に防錆顔料を含
むことを特徴とする防錆性潤滑用被覆組成物。1. A rust preventive lubricating coating composition comprising a solid lubricant, a friction coefficient adjusting agent and a synthetic resin, and further comprising a rust preventive pigment.
８０重量％、摩擦係数調整剤を５〜５０重量％、防錆顔
料を１〜１０重量％含み、残部が実質的に合成樹脂であ
ることを特徴とする防錆性潤滑用被覆組成物。2. The solid lubricant according to claim 1, wherein
80% by weight, 5 to 50% by weight of a friction coefficient adjusting agent, 1 to 10% by weight of a rust preventive pigment, and the balance being substantially synthetic resin, and a rust preventive coating composition for lubrication.
剤が炭素繊維であることを特徴とする防錆性潤滑用被覆
組成物。3. The rust preventive lubricating coating composition according to claim 1 or 2, wherein the friction coefficient modifier is carbon fiber.
て、固体潤滑剤が硫化物、フッ素化合物、黒鉛、メラミ
ン−シアヌル酸付加物及び窒化ホウ素よりなる群から選
ばれる１種又は２種以上であることを特徴とする防錆性
潤滑用被覆組成物。4. The solid lubricant according to claim 1, wherein the solid lubricant is one or more selected from the group consisting of sulfides, fluorine compounds, graphite, melamine-cyanuric acid adducts and boron nitride. A coating composition for rust preventive lubrication, which is
及びフッ素化合物であることを特徴とする防錆性潤滑用
被覆組成物。5. The rust preventive lubricating coating composition according to claim 4, wherein the solid lubricant is a sulfide and a fluorine compound.
て、防錆顔料が塩基性顔料、可溶性顔料及び金属粉顔料
よりなる群から選ばれる１種又は２種以上であることを
特徴とする防錆性潤滑用被覆組成物。6. The anticorrosive pigment according to claim 1, wherein the anticorrosive pigment is one or more selected from the group consisting of a basic pigment, a soluble pigment and a metal powder pigment. Anticorrosive lubricating coating composition.
鉛、カドミウム等の重金属を含まないことを特徴とする
防錆性潤滑用被覆組成物。7. The rust preventive pigment according to claim 6,
A coating composition for rust preventive lubrication, characterized in that it does not contain heavy metals such as lead and cadmium.
基性顔料及び／又は可溶性顔料であることを特徴とする
防錆性潤滑用被覆組成物。8. The coating composition for rust preventive lubrication according to claim 6 or 7, wherein the rust preventive pigment is a basic pigment and / or a soluble pigment.
リン酸二水素アルミニウムであることを特徴とする防錆
性潤滑用被覆組成物。9. The rust preventive lubricating coating composition according to claim 8, wherein the rust preventive pigment is aluminum dihydrogen tripolyphosphate.
いて、形成される潤滑性被覆膜の摩擦係数が０．０６以
上であり、静摩擦係数（μｓ）が動摩擦係数（μｄ）よ
りも低いことを特徴とする防錆性潤滑用被覆組成物。10. The friction coefficient of the formed lubricating coating film is 0.06 or more, and the static friction coefficient (μs) is lower than the dynamic friction coefficient (μd) according to any one of claims 1 to 9. A coating composition for rust preventive lubrication, which is characterized in that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001336646A JP3997756B2 (en) | 2001-11-01 | 2001-11-01 | Rust-proof lubricating coating composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001336646A JP3997756B2 (en) | 2001-11-01 | 2001-11-01 | Rust-proof lubricating coating composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003138217A true JP2003138217A (en) | 2003-05-14 |
| JP3997756B2 JP3997756B2 (en) | 2007-10-24 |
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ID=19151435
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001336646A Expired - Fee Related JP3997756B2 (en) | 2001-11-01 | 2001-11-01 | Rust-proof lubricating coating composition |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090110382A (en) * | 2007-02-14 | 2009-10-21 | 이턴 코포레이션 | Improved locking differential including resilient disc means |
| CN101886015A (en) * | 2010-06-29 | 2010-11-17 | 吴莉 | Lubrication anti-wear agent |
| CN105886074A (en) * | 2016-04-18 | 2016-08-24 | 上海在邦化工有限公司 | Molybdenum disulfide lubricating spray and preparation method thereof |
| CN109321081A (en) * | 2018-08-20 | 2019-02-12 | 南方科技大学 | A kind of anti-corrosion of metal erosion resisting coating and preparation method thereof |
| CN109943202A (en) * | 2018-05-10 | 2019-06-28 | 成都拜迪新材料有限公司 | A kind of aqueous epoxy nano fiber anticorrosive paint and preparation method thereof |
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2001
- 2001-11-01 JP JP2001336646A patent/JP3997756B2/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090110382A (en) * | 2007-02-14 | 2009-10-21 | 이턴 코포레이션 | Improved locking differential including resilient disc means |
| JP2010518343A (en) * | 2007-02-14 | 2010-05-27 | イートン コーポレーション | Improved locking differential including elastic disk means |
| KR101648586B1 (en) | 2007-02-14 | 2016-08-16 | 이턴 코포레이션 | Improved locking differential including resilient disc means |
| CN101886015A (en) * | 2010-06-29 | 2010-11-17 | 吴莉 | Lubrication anti-wear agent |
| CN105886074A (en) * | 2016-04-18 | 2016-08-24 | 上海在邦化工有限公司 | Molybdenum disulfide lubricating spray and preparation method thereof |
| CN105886074B (en) * | 2016-04-18 | 2019-06-25 | 在邦润滑材料（上海）有限公司 | Molybdenum disulfide lubricates spray and preparation method thereof |
| CN109943202A (en) * | 2018-05-10 | 2019-06-28 | 成都拜迪新材料有限公司 | A kind of aqueous epoxy nano fiber anticorrosive paint and preparation method thereof |
| CN109321081A (en) * | 2018-08-20 | 2019-02-12 | 南方科技大学 | A kind of anti-corrosion of metal erosion resisting coating and preparation method thereof |
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