Damping material

Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing


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524 66, 524 68, 527500, 527501, 527503, B29D 2200




Disclosed is a damping material, which contains from 3 to 30% by weight of a thermoplastic elastomer containing at least two polymer blocks along with a bitumen and which has a dynamic loss tangent (tan .delta.) of being 0.5 or more in 10% deformation under the condition of 25.degree. C. and 1 Hz.

patent: 4835199 (1989-05-01), Futamura et al.
patent: 4883717 (1989-11-01), Kitamura et al.
patent: 4973615 (1990-11-01), Futamura et al.


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