JPH02155641A - Damping metal plate for high temperature - Google Patents
Damping metal plate for high temperatureInfo
- Publication number
- JPH02155641A JPH02155641A JP31149588A JP31149588A JPH02155641A JP H02155641 A JPH02155641 A JP H02155641A JP 31149588 A JP31149588 A JP 31149588A JP 31149588 A JP31149588 A JP 31149588A JP H02155641 A JPH02155641 A JP H02155641A
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- damping
- temp
- polyimide resin
- plates
- 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
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 33
- 239000002184 metal Substances 0.000 title claims abstract description 33
- 238000013016 damping Methods 0.000 title claims abstract description 23
- 239000009719 polyimide resin Substances 0.000 claims abstract description 14
- 229920006259 thermoplastic polyimide Polymers 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 abstract description 6
- 229920005989 resin Polymers 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 5
- 229920001721 polyimide Polymers 0.000 abstract description 4
- 239000010935 stainless steel Substances 0.000 abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 4
- 238000013001 point bending Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000004697 Polyetherimide Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920001601 polyetherimide Polymers 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920005575 poly(amic acid) Polymers 0.000 description 1
- 229920003055 poly(ester-imide) Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
Description
【発明の詳細な説明】
童栗よｑ肌朋公国
本発明は、高温用制振金属板に関し、詳しくは、２００
〜３００℃の温度範囲にて騒音発生源に制振材として用
い得る振動減衰性制振金属板に関する。[Detailed Description of the Invention] The present invention relates to a high-temperature vibration damping metal plate.
The present invention relates to a vibration-damping metal plate that can be used as a damping material for noise sources in the temperature range of ~300°C.
征１ｙυえ避
近年、航空機や自動車、車両等の交通機関、電子・電気
産業等の著しい発展に伴い、これらに用いられる種々の
機器や機械の使用環境温度も高温領域に拡大しつつあり
、かかる高温領域で発生する騒音を抑制するための制振
材の重要性が環境保全の観点から高まりつつある。In recent years, with the remarkable development of transportation systems such as aircraft, automobiles, and vehicles, as well as the electronic and electrical industries, the operating environment temperatures of various devices and machines used in these industries are expanding into high-temperature ranges. The importance of vibration damping materials for suppressing noise generated in high-temperature regions is increasing from the perspective of environmental conservation.
しかしながら、従来、割振材の殆どは、使用環境温度が
常温から１００℃付近までを対象としており、２００〜
３００℃のような高温領域にて用いる割振材については
、種々の材料の耐熱性や加工性に関する制約から、従来
、実用的で耐久性にすぐれるものは開発されていない。However, conventionally, most of the distribution materials are intended for use at ambient temperatures ranging from room temperature to around 100°C;
Regarding the allocation materials used in high temperature ranges such as 300° C., no practical and durable materials have been developed due to restrictions regarding the heat resistance and workability of various materials.
例えば、これまでにも、厚さ０．２〜０．５ ＋ｕ程度
の無機質材料を二層の鋼板管の間に挿入してなる電気抵
抗溶接複合二層管を制振材として自動車の排気管に用い
ることが提案されているが（「自動車と鋼材ＪＩＩＯ（
鋼材倶楽部、１９８１年））、加工性や生産性の面で難
がある。また、自動車の排気管やマフラーの外筒にエポ
キシ樹脂管を一種の制振材として兼ねさせることも提案
されているが（学術講演会前刷集第８７１ （昭和６２
年第５８号第３０１頁、自動車技術会）、常用２００〜
３００℃の使用環境下では耐熱性が十分でなく、耐久性
に劣る。For example, electric resistance welded composite double-layer pipes, which are made by inserting an inorganic material with a thickness of about 0.2 to 0.5 +U between two layers of steel plate pipes, have been used as vibration damping materials for automobile exhaust pipes. However, it has been proposed to be used for automobiles and steel materials JIIO (
Kozai Club, 1981)), there are difficulties in terms of workability and productivity. It has also been proposed that epoxy resin pipes be used as a kind of vibration damping material in the outer cylinders of automobile exhaust pipes and mufflers (Academic Lectures Preprint Collection No. 871 (1982).
No. 58, p. 301, Society of Automotive Engineers of Japan), regular use 200~
Heat resistance is insufficient under a usage environment of 300°C, and durability is poor.
■がンしようとする１、徂
本発明は、割振材における上記した問題を解決するため
になされたものであって、特に、中間樹脂層が金属板に
強固に接着されており、且つ、常用２００〜３００℃の
温度範囲の使用環境下での制振性と耐久性にすぐれる高
温用制振金属板を提供することを目的とする。1. The present invention was made in order to solve the above-mentioned problems in the allocation material, and in particular, the intermediate resin layer is firmly adhered to the metal plate, and It is an object of the present invention to provide a high-temperature vibration damping metal plate that has excellent vibration damping properties and durability under a usage environment in a temperature range of 200 to 300°C.
課 を”するための 段
本発明による高温用制振金属板は、熱可塑性ポリイミド
樹脂の層が金属板の間に挿入接着されていることを特徴
とする。The high temperature vibration damping metal plate according to the present invention is characterized in that a layer of thermoplastic polyimide resin is inserted and bonded between the metal plates.
本発明において用いる熱可塑性ポリイミド樹脂には、ポ
リアミドイミド、ポリエステルイミド、ポリエーテルイ
ミド、ポリシリコンイミド等も含まれるものとする。The thermoplastic polyimide resin used in the present invention includes polyamideimide, polyesterimide, polyetherimide, polysiliconimide, and the like.
かかる熱可塑性ポリイミド樹脂を用いて、割振金属板を
製造するには、上記ポリイミド樹脂を厚さ１０〜４００
μｍ１好ましくは２０〜１００μｍのフィルムとし、こ
れを２枚の金属板に挟み、加熱圧着する。また、熱可塑
性ポリイミド樹脂の溶液又はポリイミド樹脂の前駆体と
してのポリアミド酸の溶液を金属板に塗布し、脱溶剤及
び／又はイミド化し、金属板の間に加熱圧着してもよい
。In order to manufacture a split metal plate using such a thermoplastic polyimide resin, the polyimide resin is heated to a thickness of 10 to 400 mm.
A film with a diameter of 1 μm, preferably 20 to 100 μm, is sandwiched between two metal plates and bonded under heat and pressure. Alternatively, a solution of a thermoplastic polyimide resin or a solution of a polyamic acid as a precursor of a polyimide resin may be applied to a metal plate, followed by solvent removal and/or imidization, followed by heat-pressing between the metal plates.
更に、ポリイミド樹脂の溶融粘度が適当であれば、押出
機を用いて、樹脂を２枚の金属板の間に直接に溶融押出
しし、接着してもよい。必要ならば、金属板を予め適宜
に表面処理してもよい。Furthermore, if the melt viscosity of the polyimide resin is appropriate, the resin may be melt-extruded directly between two metal plates using an extruder to bond them together. If necessary, the metal plate may be appropriately surface-treated in advance.
本発明において、金属板としては、例えば、表面処理鋼
板、ステンレス鋼板等を含む種々の鋼板、アルミニウム
板、銅板、チタン板等、特に限定されるものではなく、
用途、使用環境等に応じて適宜に選択されて用いられる
が、例えば、ステンレス鋼板は、表面が美麗で耐食性に
もすぐれるので、外装材を兼ねる制振金属板として有利
に用いられる。In the present invention, metal plates include, for example, various steel plates including surface-treated steel plates, stainless steel plates, aluminum plates, copper plates, titanium plates, etc., but are not particularly limited.
They are appropriately selected and used depending on the purpose, usage environment, etc.; for example, stainless steel plates have beautiful surfaces and excellent corrosion resistance, so they are advantageously used as vibration-damping metal plates that also serve as exterior materials.
溌１す丸果
以上のように、本発明による制振金属板は、中間樹脂層
として熱可塑性ポリイミド樹脂を有するので、常用２０
０〜３００℃の高温での使用環境下で割振性にすぐれる
。更に、本発明による制振金属板においては、金属板と
熱可塑性ポリイミド樹脂との間に強固な接着が達成され
るので、耐久性にすぐれ、また、加工性にもすぐれる。As described above, the vibration-damping metal plate according to the present invention has a thermoplastic polyimide resin as the intermediate resin layer, so it can be used for
Excellent distribution performance under high-temperature usage environments of 0 to 300°C. Furthermore, in the damping metal plate according to the present invention, strong adhesion is achieved between the metal plate and the thermoplastic polyimide resin, so it has excellent durability and workability.
また、本発明による制振金属板は、中間樹脂層としての
熱可塑性ポリイミド樹脂層を溶液塗布やラミネート法等
によって容易に形成することができるので、量産性よく
製造することができる。Furthermore, the damping metal plate according to the present invention can be manufactured with good mass productivity because the thermoplastic polyimide resin layer as the intermediate resin layer can be easily formed by solution coating, lamination, or the like.
尖施開
以下に実施例を挙げて本発明を説明するが、本発明はこ
れら実施例により何ら限定されるものではない。EXAMPLES The present invention will be described below with reference to Examples, but the present invention is not limited to these Examples in any way.
実施例１
２００１謙Ｘ ２５０ ｖｅｘ Ｘ Ｑ、 ５ ＊＊
（厚さ）の冷間圧延ステンレス鋼板（材’１ｓＵｓ３０
４）の間に厚さ２５μｍの熱可塑性ポリイミド樹脂（三
井東圧化学■製ＬＡＲＣ−ＰＩＳ）からなるフィルムを
挟み、油圧プレスを用い、温度２９０℃、面圧５０ｋｇ
／ｃｕｔにて５分間加熱加圧した後、加圧下、常温まで
自然冷却させて、制振金属板を得た。Example 1 2001 Ken X 250 vex X Q, 5 **
(thickness) cold rolled stainless steel plate (material '1sUs30
4) A film made of thermoplastic polyimide resin (LARC-PIS, manufactured by Mitsui Toatsu Chemical Co., Ltd.) with a thickness of 25 μm was sandwiched between the two, and a hydraulic press was used at a temperature of 290°C and a surface pressure of 50 kg.
/cut for 5 minutes, and then allowed to cool naturally to room temperature under pressure to obtain a vibration-damping metal plate.
この制振金属板について、損失係数（η）の温度依存性
を第１図に示す。損失係数は、上記制振金属板から試料
寸法５ ＊＊ Ｘ ４ Ｑ ｘｘの短冊型の試料を作製
し、オリエンチック社製レオパイブロンＤＤＶ−３−Ｅ
Ｐ型動的粘弾性自動測定器にて、３点曲げ方式の治具を
用いて測定した。測定は、温度範囲１４０〜２７０°Ｃ
１昇温速度２゜０℃／分、加振周波数１１０Ｈｚ、変位
±２５μｍにて行なった。FIG. 1 shows the temperature dependence of the loss coefficient (η) for this damping metal plate. The loss coefficient was determined by preparing a rectangular sample with a sample size of 5 **
The measurement was performed using a P-type dynamic viscoelasticity automatic measuring device using a three-point bending jig. Measurements are carried out in the temperature range 140-270°C
1. The temperature increase rate was 2°0°C/min, the excitation frequency was 110Hz, and the displacement was ±25 μm.
本発明の割振金属板によれば、損失係数は、温度が２０
０℃を越えるとき、急激に増大し、２５０°Ｃ付近で０
．２程度に達する。According to the distributed metal plate of the present invention, the loss factor is
When the temperature exceeds 0°C, it increases rapidly and reaches 0 at around 250°C.
．． It reaches about 2.
また、ＪＩＳに規定する方法（剪断引張速度はＪＩＳ
Ｋ ６８５０．、Ｔ′ｆ、１１離速度はＪＩＳ Ｋ ６
８５４）に準じて求めた接着力は、剪断引張強度１５３
ｋｇ／ｃｎ、Ｔ剥離速度１０．３ｋｇ／ ２５１１であ
って、高い接着力を示す。In addition, the method prescribed in JIS (shear tensile rate is JIS
K 6850. , T'f, 11 departure speed is JIS K 6
854), the shear tensile strength is 153
kg/cn and T peeling rate of 10.3 kg/2511, showing high adhesive strength.
実施例２
２００璽璽×２５０璽重Ｘ０．８１１（厚さ）の冷延鋼
板の間に厚さ２５μｍの熱可塑性ポリエーテルイミド樹
脂（住友ベークライト■製ＦＳ−１４００）からなるフ
ィルムを挟み、油圧プレスを用い、温度２９０℃、面圧
５ｋｇ／ｃｍ！にて１０分間加熱加圧した後、加圧下、
常温まで自然冷却させて、制振金属板を得た。Example 2 A film made of thermoplastic polyetherimide resin (FS-1400 manufactured by Sumitomo Bakelite ■) with a thickness of 25 μm was sandwiched between cold-rolled steel plates of 200 squares x 250 squares x 0.811 (thickness), and a hydraulic press was carried out. temperature 290℃, surface pressure 5kg/cm! After heating and pressurizing for 10 minutes, under pressure,
A damping metal plate was obtained by naturally cooling to room temperature.
この割振金属板について、損失係数（η）の温度依存性
と接着力を実施例１と同様にして求めた。Regarding this distributed metal plate, the temperature dependence of the loss coefficient (η) and the adhesive strength were determined in the same manner as in Example 1.
損失係数（η）の温度依存性を第２図に示すように、温
度が２００℃を越えるとき、急激に増大し、２４０℃付
近で０．３程度に達する。また、接着力は、剪断引張強
度１３３ｋｇ／ｃｆｆｌ、Ｔ剥離強度１０゜５ｋｇ／２
５１１であって、高い接着力を示す。As shown in FIG. 2, the temperature dependence of the loss coefficient (η) increases rapidly when the temperature exceeds 200°C, and reaches about 0.3 at around 240°C. In addition, the adhesive strength is a shear tensile strength of 133 kg/cffl, and a T-peel strength of 10°5 kg/2.
511 and exhibits high adhesive strength.
第１図及び第２図は、それぞれ本発明による制振金属板
における損失係数の温度依存性を示すグラフである。
特許出願人 株式会社神戸製鋼所
代理人 弁理士 牧 野 逸 部
第１図
温度ｆｆ′ご）FIG. 1 and FIG. 2 are graphs showing the temperature dependence of the loss coefficient in the damping metal plate according to the present invention, respectively. Patent applicant: Kobe Steel, Ltd. Representative: Patent attorney: Ittsu Makino (Figure 1 Temperature ff')
Claims (1)
接着されていることを特徴とする高温用制振金属板。(1) A vibration-damping metal plate for high temperature use, characterized in that a layer of thermoplastic polyimide resin is inserted and bonded between metal plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63311495A JP2520294B2 (en) | 1988-12-08 | 1988-12-08 | High temperature damping metal plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63311495A JP2520294B2 (en) | 1988-12-08 | 1988-12-08 | High temperature damping metal plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02155641A true JPH02155641A (en) | 1990-06-14 |
| JP2520294B2 JP2520294B2 (en) | 1996-07-31 |
Family
ID=18017916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63311495A Expired - Lifetime JP2520294B2 (en) | 1988-12-08 | 1988-12-08 | High temperature damping metal plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2520294B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0736358A1 (en) * | 1995-04-08 | 1996-10-09 | Rüfas Pagid AG | Apparatus for heating-bonding sheet metal to a support |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6262859A (en) * | 1985-09-13 | 1987-03-19 | Showa Denko Kk | Polyimide resin composition |
| JPS63289067A (en) * | 1987-05-20 | 1988-11-25 | Yobea Rulon Kogyo Kk | Heat-resistant resin composition |
-
1988
- 1988-12-08 JP JP63311495A patent/JP2520294B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6262859A (en) * | 1985-09-13 | 1987-03-19 | Showa Denko Kk | Polyimide resin composition |
| JPS63289067A (en) * | 1987-05-20 | 1988-11-25 | Yobea Rulon Kogyo Kk | Heat-resistant resin composition |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0736358A1 (en) * | 1995-04-08 | 1996-10-09 | Rüfas Pagid AG | Apparatus for heating-bonding sheet metal to a support |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2520294B2 (en) | 1996-07-31 |
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