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AssigneesMasao Sumita, Tadashi Miura
InventorsGuozhang Wu, Tetsuya Ito, Masao Sumita
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Provided is a coating composition for damping purposes, capable of forming the thin film applicable to damping and sound absorption at a vibration- or sound-generation section of complex shape, which comprises the following coating components (i), (ii) and (iii): (i) a resin emulsion containing a polar group capable of forming the coating film containing the hydrogen bond which is formed when the polar group comes into contact with an aromatic compound as the following coating component (ii) having the hydrogen bond forming effect, (ii) an aromatic compound which has the effect of forming and controlling the hydrogen bond, and also has at least one hydroxyl group in the molecule, and (iii) an inorganic filler, and also provides a method for producing the same. Also a method of producing the coating composition is provided.
A coating composition for damping purposes, which comprises the following coating components (i), (ii) and (iii):
A coating film, having a loss factor η of 0.03 or more at a frequency of 50 Hz and 0.065 or more at 1200 Hz at a film thickness of 2 mm or less, which comprises the following coating components (i) , (ii) and (iii):
A method of producing a damping coating composition, comprising the components (i), (ii) and (iii):
A method of producing a damping coating composition, comprising the components (i), (ii) and (iii):
A method of producing a damping coating composition, comprising the components (i), (ii) and (iii):
Dependencies are inferred from the claim text.