| 摘要 |
PROBLEM TO BE SOLVED: To promote the health of a body and beautification by exhibiting a physical effect in combination with a mental effect as an ornamentation effect by personal ornaments by finding the fact that black silica is optimum as the personal ornament best meeting the purposes for the promotion of the beautification and the health and treatment of diseases and the like and utilizing such ores for various kinds of personal ornamental materials and personal ornaments. SOLUTION: Black silica and thermosetting resin such as polyurethane resin are mixed, and this mixture is softened, cast in a mold and sintered at a suitable temperature. COPYRIGHT: (C)2007,JPO&INPIT
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