Abrasive tape
AssigneeFuji Photo Film Co., Ltd.
InventorsNobutaka Yamaguchi, Eiichi Tadokoro
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Abstract
An abrasive tape comprises a flexible non-magnetic substrate, and an abrasive coating film applied onto the flexible non-magnetic substrate and formed by kneading an abrasive material, a binder, and a lubricant essentially consisting of a fatty acid, a fatty acid ester, a silicone oil, and a surface active agent.
Claims2
An abrasive tape comprising a flexible non-magnetic substrate, and an abrasive coating film having a thickness not larger than 50 .mu.m applied onto said flexible non-magnetic substrate and formed by kneading an abrasive material having a Mohs hardness of 6 or more, a binder, and a lubricant essentially consisting of a fatty acid, a fatty acid ester, a silicone oil, and a surface active agent, wherein said lubricant essentially consists of said fatty acid in a ratio within the range of 20% to 70% by weight with respect to the total weight of said lubricant, said fatty acid ester in a ratio within the range of 5% to 30% by weight with respect to the total weight of said lubricant, said silicone oil in a ratio within the range of 0.5% to 20% by weight with respect to the total weight of said lubricant, and surface active agent in a ratio within the range of 5% to 40% by weight with respect to the total weight of said lubricant.
Dependencies are inferred from the claim text.