ACRYLIC COATING MATERIAL AND COATING FILM THEREOF
PROBLEM TO BE SOLVED: To solve the phenomenon that an acrylic coating material contains air bubbles and is formed into a coating film, and the air bubbles are fused and expanded by heat and appear on a coating film as a defect of swelling; and to provide an acrylic coating material which has excelle...
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Format | Patent |
Language | English Japanese |
Published |
13.10.2016
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Abstract | PROBLEM TO BE SOLVED: To solve the phenomenon that an acrylic coating material contains air bubbles and is formed into a coating film, and the air bubbles are fused and expanded by heat and appear on a coating film as a defect of swelling; and to provide an acrylic coating material which has excellent in interval adhesiveness to an undercoating material.SOLUTION: An acrylic coating material contains an acrylic resin (a) obtained by copolymerization of an unsaturated monomer component containing butylacrylate and styrene and a plasticizer (b). A weight average molecular weight of the acrylic resin (a) in terms of standard polystyrene measured by a gel permeation chromatography (GPC) method is 10,000 to 40,000. A content of the styrene is 30-70 pts.mass in 100 pts.mass of the whole unsaturated monomer component.SELECTED DRAWING: None
【解決課題】上述のアクリル系塗料が、気泡を含んで塗膜化し、熱によりその気泡が融合拡大し塗膜上に現れフクレの欠陥として現れる現象を解決することと、下塗り塗料とのインターバル付着性に優れたアクリル系塗料を提供すること。【解決手段】ブチルアクリレート及びスチレンを含有する不飽和モノマー成分を共重合して得られるアクリル系樹脂(a)及び可塑剤(b)を含有し、前記アクリル系樹脂(a)のゲルパーミエーションクロマトグラフィー(GPC)法により測定される標準ポリスチレン換算の重量平均分子量が10000〜40000であり、不飽和モノマー成分全体100質量部中、スチレンが30〜70質量部であるアクリル系塗料。【選択図】なし |
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AbstractList | PROBLEM TO BE SOLVED: To solve the phenomenon that an acrylic coating material contains air bubbles and is formed into a coating film, and the air bubbles are fused and expanded by heat and appear on a coating film as a defect of swelling; and to provide an acrylic coating material which has excellent in interval adhesiveness to an undercoating material.SOLUTION: An acrylic coating material contains an acrylic resin (a) obtained by copolymerization of an unsaturated monomer component containing butylacrylate and styrene and a plasticizer (b). A weight average molecular weight of the acrylic resin (a) in terms of standard polystyrene measured by a gel permeation chromatography (GPC) method is 10,000 to 40,000. A content of the styrene is 30-70 pts.mass in 100 pts.mass of the whole unsaturated monomer component.SELECTED DRAWING: None
【解決課題】上述のアクリル系塗料が、気泡を含んで塗膜化し、熱によりその気泡が融合拡大し塗膜上に現れフクレの欠陥として現れる現象を解決することと、下塗り塗料とのインターバル付着性に優れたアクリル系塗料を提供すること。【解決手段】ブチルアクリレート及びスチレンを含有する不飽和モノマー成分を共重合して得られるアクリル系樹脂(a)及び可塑剤(b)を含有し、前記アクリル系樹脂(a)のゲルパーミエーションクロマトグラフィー(GPC)法により測定される標準ポリスチレン換算の重量平均分子量が10000〜40000であり、不飽和モノマー成分全体100質量部中、スチレンが30〜70質量部であるアクリル系塗料。【選択図】なし |
Author | YOSHIDA YOICHI TOMOHIRO SATOSHI MIZOGUCHI TOMOHISA SHIBUYA KENJI FUKUSHIMA KOICHIRO |
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DocumentTitleAlternate | アクリル系塗料およびその塗膜 |
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RelatedCompanies | CHUGOKU MARINE PAINTS LTD |
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Snippet | PROBLEM TO BE SOLVED: To solve the phenomenon that an acrylic coating material contains air bubbles and is formed into a coating film, and the air bubbles are... |
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SubjectTerms | ADHESIVES APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES INKS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL SPRAYING OR ATOMISING IN GENERAL TRANSPORTING USE OF MATERIALS THEREFOR WOODSTAINS |
Title | ACRYLIC COATING MATERIAL AND COATING FILM THEREOF |
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