Method for producing elastic grinding material, elastic grinding material, and blasting method using said elastic grinding material

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United States of America Patent

PATENT NO 9186775
APP PUB NO 20140329441A1
SERIAL NO

14364858

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Abstract

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A long-lasting elastic grinding material capable of subjecting surfaces of objects to mirror-finishing, glossifying and the like via blasting thereof. A nucleus (2) is obtained by granulating a crosslinked polyrotaxane compound having self-tackiness and a rubber hardness of 30 or less into particles of a prescribed diameter. The nucleus (2), which is soft and exhibits significant deformability, is sealed on the inside of an abrasive-particle layer (3) by: adhering abrasive particles (31) to the surface of the nucleus (2): then affixing the abrasive particles (31) to the surface of the nucleus (2) by applying pressure to the surface of the nucleus (2) to which the abrasive particles (31) are adhered; and forming the abrasive-particle layer (3), which has a masonry-like structure formed by attaching a plurality of the abrasive particles (31) in the thickness direction to the surface of the nucleus (2), by further subjecting the surface of the nucleus (2) to which the abrasive particles (31) are affixed to repeated adhesion of identical abrasive particles (31) and affixing by application of pressure.

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Patent Owner(s)

Patent OwnerAddress
FUJI MANUFACTURING CO LTD2-24 MATSUE 5-CHOME EDOGAWA-KU TOKYO 1320025

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishibashi, Shozo Tokyo, JP 28 167
Mase, Keiji Tokyo, JP 51 265

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