AQUEOUS RESIN COMPOSITION USED FOR ADDING VIBRATION DAMPING PROPERTY

• Main Authors: KIJIMA KENJI, KANADAI SHUICHI, ISHIMOTO KENICHIRO
• Format: Patent
• Language: English; Japanese
• Published: 23.03.2015
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS THEREFOR; WOODSTAINS

PROBLEM TO BE SOLVED: To provide an aqueous resin composition having vibration damping property using a resin emulsion useful from a point of view of safety nd environmental protection, especially taking an efficient vibration damping mechanism in a practical temperature region and capable of enhancing vibration damping of a coated film as a used filler, and having vibration damping property without problems from a point of view of a material cost even when using a film forming component capable of taking an efficient vibration damping mechanism sufficiently in the practical temperature region.SOLUTION: There is provided an aqueous resin composition used for adding vibration damping property containing at least a high molecular synthetic resin emulsion and a hollow particle made from resin having the glass transition temperature (Tg) of 40 to 140°C. 【課題】安全性や環境保全の面からも有用な樹脂エマルションを用いた制振性を有する水性樹脂組成物において、特に、実用温度領域で効率的な制振機構を十分にとることができる塗膜形成成分を使用した場合にも、使用する充填剤として、この実用温度領域でも効率的な制振機構をとり、塗膜の制振性をより高めることができ、さらに、材料コストの点からも課題のない制振性を有する水性樹脂組成物を提供すること。【解決手段】少なくとも、高分子合成樹脂エマルションと、ガラス転移温度（Ｔｇ）が４０〜１４０℃である樹脂製の中空粒子とを含有してなることを特徴とする制振性を付与するために用いられる水性樹脂組成物。【選択図】なし