JP2001207106A - Water-based coating composition - Google Patents
Water-based coating compositionInfo
- Publication number
- JP2001207106A JP2001207106A JP2000014665A JP2000014665A JP2001207106A JP 2001207106 A JP2001207106 A JP 2001207106A JP 2000014665 A JP2000014665 A JP 2000014665A JP 2000014665 A JP2000014665 A JP 2000014665A JP 2001207106 A JP2001207106 A JP 2001207106A
- Authority
- JP
- Japan
- Prior art keywords
- aqueous emulsion
- coating composition
- paint
- aqueous
- curable
- 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.)
- Pending
Links
Landscapes
- Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
- Seal Device For Vehicle (AREA)
- Paints Or Removers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は水性塗料組成物に関
するものであり、とくにＥＰＤＭゴムとの密着性が良好
でかつ耐摩耗性に優れた自動車用ウエザーストリップ
（グラスランも含む。以下同様）用水性塗料組成物に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aqueous coating composition, and particularly to an aqueous weather strip for automobiles (including glass run; the same applies hereinafter) having good adhesion to EPDM rubber and excellent abrasion resistance. The present invention relates to a coating composition.
【０００２】[0002]
【従来の技術】自動車用ウエザーストリップなどの製品
は、耐摩耗性、滑り性などの機能付与や外観の向上を目
的として、硬化型シリコーン系塗料や硬化型ウレタン系
塗料などで表面処理されるのが一般的であるが、それら
はいずれも有機溶剤を使用した溶剤型塗料であった。2. Description of the Related Art Products such as weather strips for automobiles are subjected to a surface treatment with a curable silicone-based paint or a curable urethane-based paint for the purpose of imparting functions such as abrasion resistance and slipperiness and improving the appearance. However, they were all solvent-type paints using an organic solvent.
【０００３】[0003]
【発明が解決しようとする課題】近年、地球環境の問題
や安全衛生の問題から、欧米では既に有機溶剤の規制が
始まっており、有機溶剤タイプの塗料の使用が制限され
るため水性エマルジョンタイプの塗料への切り替えが進
められている。In recent years, regulations on organic solvents have already begun in Europe and the United States due to global environmental problems and safety and health problems, and the use of organic solvent type paints has been restricted. Switching to paint is underway.
【０００４】ところで自動車用ウエザーストリップの素
材は、多くはエチレンとプロピレンと少量のジエンとの
ターポリマーからなるエラストマー（以下、ＥＰＤＭゴ
ムという）であり、ＥＰＤＭゴムは非極性であるため難
接着性であり、また疎水性でもあるため、水性塗料をＥ
ＰＤＭゴムに密着させることは溶剤タイプの塗料以上に
難しく、大きな問題であった。[0004] By the way, the material of automotive weather strip is mostly an elastomer (hereinafter referred to as EPDM rubber) composed of a terpolymer of ethylene, propylene and a small amount of diene, and EPDM rubber is non-polar and has poor adhesion. Water-based paints
Adhering to PDM rubber was more difficult than solvent-type paint and was a major problem.
【０００５】この問題の解決手段としてコロナ放電処理
やプライマー処理などの前処理が行われているが、設備
費が高価なことや、複雑な形状の製品に対し確実に処理
することが難しいなどの問題点を抱えている。Although pretreatments such as corona discharge treatment and primer treatment are performed as a means for solving this problem, equipment costs are high, and it is difficult to reliably treat products having complicated shapes. I have a problem.
【０００６】そこで本発明の目的は、コロナ放電処理や
プライマー処理などの前処理を行わなくてもＥＰＤＭゴ
ムとの密着性が良好でかつ耐摩耗性に優れた水性塗料組
成物、とくに自動車用ウエザーストリップ用水性塗料組
成物を提供することである。Accordingly, an object of the present invention is to provide a water-based coating composition having good adhesion to EPDM rubber and excellent abrasion resistance without pretreatment such as corona discharge treatment and primer treatment, An object of the present invention is to provide an aqueous coating composition for a strip.
【０００７】[0007]
【課題を解決するための手段】本発明者らは上述の課題
を解決すべく検討した結果、硬化型水性エマルジョン塗
料に特定の反応基を有する塩素化ポリオレフィンの水性
エマルジョンを配合することにより上記目的を達成でき
ることを見いだし、本発明を完成した。The inventors of the present invention have studied to solve the above-mentioned problems, and as a result, by blending an aqueous emulsion of a chlorinated polyolefin having a specific reactive group into a curable aqueous emulsion paint, the above object has been achieved. Have been achieved, and the present invention has been completed.
【０００８】すなわち請求項１の発明は、硬化型水性エ
マルジョン塗料に、反応基として無水マレイン酸基を有
する塩素化ポリオレフィンの水性エマルジョンを配合す
ることを特徴とする水性塗料組成物である。[0008] That is, the invention of claim 1 is an aqueous coating composition characterized in that an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group as a reactive group is blended into a curable aqueous emulsion coating.
【０００９】請求項２の発明は、請求項１の水性塗料組
成物において硬化型水性エマルジョン塗料がアルコール
縮合硬化型シリコーン系水性エマルジョン塗料、または
ウレタン系水性エマルジョン塗料であることを特徴とす
る水性塗料組成物である。A second aspect of the present invention is the aqueous coating composition of the first aspect, wherein the curable aqueous emulsion paint is an alcohol condensation-curable silicone aqueous emulsion paint or a urethane aqueous emulsion paint. A composition.
【００１０】請求項３の発明は、硬化型水性エマルジョ
ン塗料の固形分１００重量部に対し、反応基として無水
マレイン酸基を有する塩素化ポリオレフィンの水性エマ
ルジョンを固形分で１〜３０重量部配合した水性塗料組
成物の被膜を表面に施したことを特徴とする自動車用ウ
エザーストリップである。According to a third aspect of the present invention, 1 to 30 parts by weight of an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group as a reactive group is blended with 100 parts by weight of the solid content of the curable aqueous emulsion paint. An automotive weatherstrip, wherein a coating of an aqueous coating composition is applied to the surface.
【００１１】[0011]
【発明の実施の形態】本発明の一つの特徴は、水性塗料
組成物のベースとして硬化型水性エマルジョン塗料を用
いる点である。硬化型水性エマルジョン塗料としては、
その種類はとくに限定されるものではなく、従来から使
用されている通常の硬化型水性エマルジョン塗料を使用
することができる。特に、アルコール縮合硬化型シリコ
ーン系水性エマルジョン塗料や、ブロックイソシアネー
ト、メラミン等で硬化させるウレタン系水性エマルジョ
ン塗料を使用することが好ましい。DESCRIPTION OF THE PREFERRED EMBODIMENTS One feature of the present invention is that a curable aqueous emulsion paint is used as a base of the aqueous paint composition. As a curable aqueous emulsion paint,
The type is not particularly limited, and a usual curable aqueous emulsion paint conventionally used can be used. In particular, it is preferable to use an alcohol condensation-curable silicone-based water-based emulsion paint or a urethane-based water-based emulsion paint that is cured with block isocyanate, melamine, or the like.
【００１２】本発明のもう一つの特徴は、添加剤とし
て、無水マレイン酸基を有する塩素化ポリオレフィンの
水性エマルジョンを用いる点である。本発明は、硬化型
水性エマルジョン塗料に反応基として無水マレイン酸基
を有する塩素化ポリオレフィンの水性エマルジョンを配
合することにより、コロナ放電処理やプライマー処理な
どの前処理を行わなくてもＥＰＤＭゴムとの密着性が良
好でかつ耐摩耗性に優れた水性塗料組成物が得られたも
のである。Another feature of the present invention is that an aqueous emulsion of a chlorinated polyolefin having maleic anhydride groups is used as an additive. The present invention blends an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group as a reactive group into a curable aqueous emulsion paint, so that it can be used with an EPDM rubber without performing a pretreatment such as a corona discharge treatment or a primer treatment. An aqueous coating composition having good adhesion and excellent abrasion resistance was obtained.
【００１３】無水マレイン酸基を有する塩素化ポリオレ
フィンとしては、分子量が１０，０００〜２００，００
０で、塩素含有量が５〜３５重量％で、無水マレイン酸
基含有量が０．５〜２５重量％である塩素化ポリオレフ
ィンが好ましい。The chlorinated polyolefin having a maleic anhydride group has a molecular weight of 10,000 to 200,000.
Chlorinated polyolefins having a chlorine content of 0 to 5 and a chlorine content of 5 to 35% by weight and a maleic anhydride group content of 0.5 to 25% by weight are preferred.
【００１４】本発明の自動車用ウエザーストリップにお
ける無水マレイン酸基を有する塩素化ポリオレフィンの
含有量は、ベースの硬化型水性エマルジョン塗料の固形
分１００重量部に対し、固形分で１〜３０重量部である
ことが好ましい。The content of the chlorinated polyolefin having a maleic anhydride group in the automotive weather strip according to the present invention is 1 to 30 parts by weight based on 100 parts by weight of the solid content of the base curable aqueous emulsion paint. Preferably, there is.
【００１５】その理由は、無水マレイン酸基を有する塩
素化ポリオレフィンの含有量が硬化型水性エマルジョン
塗料の固形分１００重量部に対して固形分で１重量部未
満であると、配合目的であるＥＰＤＭゴムとの密着性付
与、耐摩耗性付与に乏しく、一方固形分で３０重量部を
超えると、ＥＰＤＭゴムとの密着性付与、耐摩耗性付与
の効果が飽和するからである。The reason is that if the content of the chlorinated polyolefin having a maleic anhydride group is less than 1 part by weight in terms of solids with respect to 100 parts by weight in terms of the solids of the curable aqueous emulsion paint, the EPDM which is the object of compounding is used. This is because the effect of imparting adhesion and abrasion resistance to EPDM rubber and the effect of imparting abrasion resistance are saturated when the solid content exceeds 30 parts by weight.
【００１６】[0016]
【実施例】以下に実施例および比較例を挙げて本発明を
さらに詳しく説明するが、本発明はこれによって何ら限
定されるものではない。The present invention will be described in more detail with reference to the following Examples and Comparative Examples, but the present invention is not limited thereto.
【００１７】（実施例１）硬化型ウレタン系水性エマル
ジョン塗料を塗料ベースとし、この塗料ベースの固形分
１００．０重量部に対し、無水マレイン酸基を有する塩
素化ポリオレフィンの水性エマルジョンを固形分で２
５．０重量部配合して水性塗料組成物を調製した。(Example 1) A curable urethane-based aqueous emulsion paint was used as a paint base, and an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group was added to a solid content of 100.0 parts by weight of the paint base. 2
An aqueous coating composition was prepared by mixing 5.0 parts by weight.
【００１８】（実施例２）硬化型シリコーン系水性エマ
ルジョン塗料を塗料ベースとし、この塗料ベースの固形
分１００．０重量部に対し、無水マレイン酸基を有する
塩素化ポリオレフィンの水性エマルジョンを固形分で２
５．０重量部配合して水性塗料組成物を調製した。(Example 2) A water-based emulsion of a chlorinated polyolefin having a maleic anhydride group was used as a solid based on 100.0 parts by weight of a solid content of the coating-based silicone-based aqueous emulsion paint. 2
An aqueous coating composition was prepared by mixing 5.0 parts by weight.
【００１９】（比較例１）実施例１と同一の塗料ベース
を、無水マレイン酸基を有する塩素化ポリオレフィンの
水性エマルジョンを配合せずにそのまま水性塗料とし
た。(Comparative Example 1) The same paint base as in Example 1 was directly used as an aqueous paint without blending an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group.
【００２０】（比較例２）実施例２と同一の塗料ベース
を、無水マレイン酸基を有する塩素化ポリオレフィンの
水性エマルジョンを配合せずにそのまま水性塗料とし
た。Comparative Example 2 The same paint base as in Example 2 was used as an aqueous paint without blending an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group.
【００２１】（比較例３）実施例１と同一の塗料ベース
を、その塗料ベースの固形分１００．０重量部に対し、
無水マレイン酸基を有しない塩素化ポリオレフィンの水
性エマルジョンを固形分で２５．０重量部配合して水性
塗料組成物を調製した。Comparative Example 3 The same paint base as in Example 1 was used with respect to 100.0 parts by weight of the solid content of the paint base.
An aqueous coating composition was prepared by blending 25.0 parts by weight of an aqueous emulsion of a chlorinated polyolefin having no maleic anhydride group in solid content.
【００２２】（評価試験） 耐摩耗性（回） 耐摩耗性は、図１に示す要領で耐摩耗性試験用ガラス摩
耗子（ｔ＝３．５ｍｍ）を備えた学振式摩耗試験器（ス
トローク：１５０ｍｍ、スピード：６０回／分）を用い
て試験し、評価用塗装サンプルの塗装面が摩耗あるいは
剥離し、基材が露出したときの回数を調べた。この回数
が多いほど塗料の耐摩耗性が優れていることを示す。(Evaluation Test) Abrasion Resistance (Times) The abrasion resistance was measured as shown in FIG. 1 using a Gakushin type abrasion tester (stroke) equipped with a glass wear element (t = 3.5 mm) for abrasion resistance test. : 150 mm, speed: 60 times / min), and the number of times when the coated surface of the coating sample for evaluation was worn or peeled and the substrate was exposed was examined. The greater the number, the better the abrasion resistance of the paint.
【００２３】実施例および比較例の各塗料の塗膜につい
て上記の回数を調べたところ、実施例１は１０，０００
回であるのに対して比較例１は３０００回、比較例３は
５０００回であった。実施例２は１，０００回であるの
に対して比較例２は１００回であった。これらの結果か
ら、実施例のほうが耐摩耗性が格段に優れていることが
わかる。When the above-mentioned number of times was examined for the coating films of the respective paints of the examples and comparative examples, it was found that the number of coatings of
In contrast, Comparative Example 1 was 3,000 times and Comparative Example 3 was 5,000 times. Example 2 was 1,000 times, while Comparative Example 2 was 100 times. From these results, it can be seen that the examples have much better abrasion resistance.
【００２４】動摩擦係数（μＫ） 実施例および比較例の各塗料の塗膜について動摩擦係数
を調べたところ、実施例１、比較例１、比較例３ともに
０．０８μＫ、実施例２は０．１７μＫであるのに対し
て比較例２は０．１６μＫであった。これらの結果か
ら、動摩擦係数、すなわち滑り性については両者間に実
質的な差異がないことがわかる。Dynamic Friction Coefficient (μK) The dynamic friction coefficient of each coating film of the examples and comparative examples was examined. The dynamic friction coefficient was 0.08 μK in Examples 1, Comparative Examples 1 and 3, and 0.17 μK in Example 2. On the other hand, the value of Comparative Example 2 was 0.16 μK. From these results, it is understood that there is no substantial difference between the dynamic friction coefficient, that is, the slipperiness.
【００２５】ＥＰＤＭゴムとの密着性（Ｎ／ｃｍ） 実施例および比較例の各塗料の塗膜について、塗装面に
綿布を瞬間接着剤で貼り合わせ、１８０°の方向に１０
０ｍｍ／分の速度で引張った時の剥離力をオートグラフ
によって測定した。ＥＰＤＭゴムとの密着性（Ｎ／ｃ
ｍ）を調べたところ、実施例１は１５Ｎ／ｃｍであるの
に対して比較例１は１Ｎ／ｃｍ以下、比較例３は５Ｎ／
ｃｍ、実施例２は５Ｎ／ｃｍであるのに対して比較例２
は１Ｎ／ｃｍ以下であった。これらの結果から、実施例
のほうがＥＰＤＭゴムとの密着性が格段に優れているこ
とがわかる。Adhesion to EPDM rubber (N / cm) With respect to the coating films of the respective paints of the examples and comparative examples, a cotton cloth was stuck to the coated surface with an instant adhesive, and 10 minutes in the direction of 180 °.
The peeling force when pulled at a speed of 0 mm / min was measured by an autograph. Adhesion to EPDM rubber (N / c
m), Example 1 was 15 N / cm, Comparative Example 1 was 1 N / cm or less, and Comparative Example 3 was 5 N / cm.
cm, Example 2 is 5 N / cm, whereas Comparative Example 2
Was 1 N / cm or less. From these results, it can be seen that the examples have much better adhesion to EPDM rubber.
【００２６】[0026]
【発明の効果】以上説明したように本発明の水性塗料組
成物は、コロナ放電処理やプライマー処理などの前処理
を行わなくてもＥＰＤＭゴムとの密着性が良好でかつ耐
摩耗性に優れており、自動車用ウエザーストリップ用塗
料として最適である。As described above, the aqueous coating composition of the present invention has good adhesion to EPDM rubber and excellent abrasion resistance without pretreatment such as corona discharge treatment and primer treatment. It is most suitable for automotive weatherstrip coatings.
【００２７】[0027]
【図１】図１は、本発明において耐摩耗性試験に使用し
た学振式摩耗試験器の概要を示す図である。FIG. 1 is a view showing an outline of a gakushin type abrasion tester used for a wear resistance test in the present invention.
───────────────────────────────────────────────────── 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） Ｃ０９Ｄ 201/00 Ｃ０９Ｄ 201/00 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) C09D 201/00 C09D 201/00
Claims (3)
して無水マレイン酸基を有する塩素化ポリオレフィンの
水性エマルジョンを配合することを特徴とする水性塗料
組成物。1. An aqueous coating composition comprising a curable aqueous emulsion coating and an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group as a reactive group.
縮合硬化型シリコーン系水性エマルジョン塗料、または
ウレタン系水性エマルジョン塗料であることを特徴とす
る請求項１記載の水性塗料組成物。2. The aqueous coating composition according to claim 1, wherein the curable aqueous emulsion paint is an alcohol condensation-curable silicone aqueous emulsion paint or a urethane aqueous emulsion paint.
０重量部に対し、反応基として無水マレイン酸基を有す
る塩素化ポリオレフィンの水性エマルジョンを固形分で
１〜３０重量部配合した水性塗料組成物の被膜を表面に
施したことを特徴とする自動車用ウエザーストリップ。3. The solid content of the curable aqueous emulsion paint is 10%.
An automotive coating characterized in that a coating of an aqueous coating composition in which an aqueous emulsion of a chlorinated polyolefin having a maleic anhydride group as a reactive group is blended in an amount of 1 to 30 parts by weight on a solid basis with respect to 0 parts by weight. Weather strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000014665A JP2001207106A (en) | 2000-01-24 | 2000-01-24 | Water-based coating composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000014665A JP2001207106A (en) | 2000-01-24 | 2000-01-24 | Water-based coating composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001207106A true JP2001207106A (en) | 2001-07-31 |
Family
ID=18542095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000014665A Pending JP2001207106A (en) | 2000-01-24 | 2000-01-24 | Water-based coating composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001207106A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004111144A1 (en) * | 2003-06-13 | 2004-12-23 | Ge Toshiba Silicones Co., Ltd. | Coating composition |
| JP2008056772A (en) * | 2006-08-30 | 2008-03-13 | Seikoh Chem Co Ltd | Aqueous coating agent for ethylene-propylene rubber |
| JP2009520082A (en) * | 2005-12-14 | 2009-05-21 | ロード コーポレーション | Water-based dispersion coating composition having noise prevention and / or friction reduction characteristics |
| JP2011126495A (en) * | 2009-12-21 | 2011-06-30 | Nishikawa Rubber Co Ltd | Glass run channel |
| WO2020096070A1 (en) * | 2018-11-09 | 2020-05-14 | 日東電工株式会社 | Sheet body |
| WO2020256069A1 (en) | 2019-06-19 | 2020-12-24 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | Aqueous coating agent composition |
| CN113773738A (en) * | 2021-09-13 | 2021-12-10 | 陈正林 | Automobile sealing strip front end spraying coating and preparation method thereof |
Citations (10)
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| JPH08283372A (en) * | 1995-04-14 | 1996-10-29 | Nippon Paper Ind Co Ltd | Aqueous resin composition |
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| JPH06145586A (en) * | 1979-10-26 | 1994-05-24 | Otis Elevator Co | Composite article made of film-forming composition containing high amount of fluorocarbon |
| JPS6173776A (en) * | 1984-09-20 | 1986-04-15 | Toyoda Gosei Co Ltd | Glass run for automobile |
| JPH03124779A (en) * | 1989-10-06 | 1991-05-28 | Kansai Paint Co Ltd | Water-based coating composition for plastic base material and formation of coating film |
| JPH03182534A (en) * | 1989-12-13 | 1991-08-08 | Sanyo Chem Ind Ltd | Aqueous resin composition |
| JPH06179852A (en) * | 1992-09-08 | 1994-06-28 | Herberts Gmbh | Water-base coating material and aqueous emulsion, and preparation and use thereof |
| JPH06207139A (en) * | 1992-09-08 | 1994-07-26 | Herberts Gmbh | Aqueous emulsion of chlorinated polyolefin, its preparation, coating material containing it and use thereof |
| JPH06336568A (en) * | 1993-05-28 | 1994-12-06 | Nippon Oil & Fats Co Ltd | Water-base coating composition, coating method and coating film |
| JPH0790145A (en) * | 1993-09-21 | 1995-04-04 | Sanyo Chem Ind Ltd | Water-based resin composition and coating agent |
| JPH08283372A (en) * | 1995-04-14 | 1996-10-29 | Nippon Paper Ind Co Ltd | Aqueous resin composition |
| JPH09165548A (en) * | 1995-12-18 | 1997-06-24 | Nippon Oil & Fats Co Ltd | Aqueous coating material composition |
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| JP4652231B2 (en) * | 2003-06-13 | 2011-03-16 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | Coating agent composition |
| WO2004111144A1 (en) * | 2003-06-13 | 2004-12-23 | Ge Toshiba Silicones Co., Ltd. | Coating composition |
| US7425372B2 (en) | 2003-06-13 | 2008-09-16 | Ge Toshiba Silicones Co., Ltd. | Coating agent composition |
| CN1806023B (en) * | 2003-06-13 | 2010-12-08 | Ge东芝硅树脂株式会社 | Coating composition |
| JPWO2004111144A1 (en) * | 2003-06-13 | 2006-07-27 | ジーイー東芝シリコーン株式会社 | Coating agent composition |
| JP2009520082A (en) * | 2005-12-14 | 2009-05-21 | ロード コーポレーション | Water-based dispersion coating composition having noise prevention and / or friction reduction characteristics |
| JP2008056772A (en) * | 2006-08-30 | 2008-03-13 | Seikoh Chem Co Ltd | Aqueous coating agent for ethylene-propylene rubber |
| JP2011126495A (en) * | 2009-12-21 | 2011-06-30 | Nishikawa Rubber Co Ltd | Glass run channel |
| WO2020096070A1 (en) * | 2018-11-09 | 2020-05-14 | 日東電工株式会社 | Sheet body |
| CN112969588A (en) * | 2018-11-09 | 2021-06-15 | 日东电工株式会社 | Sheet-like body |
| RU2768056C1 (en) * | 2018-11-09 | 2022-03-23 | Нитто Денко Корпорейшн | Sheet body |
| JP7443243B2 (en) | 2018-11-09 | 2024-03-05 | 日東電工株式会社 | sheet body |
| WO2020256069A1 (en) | 2019-06-19 | 2020-12-24 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | Aqueous coating agent composition |
| CN114008154A (en) * | 2019-06-19 | 2022-02-01 | 迈图高新材料日本合同公司 | Aqueous coating agent composition |
| CN113773738A (en) * | 2021-09-13 | 2021-12-10 | 陈正林 | Automobile sealing strip front end spraying coating and preparation method thereof |
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