Shaft body of pencil or cosmetic
AssigneeMitsubishi Pencil Company, Limited
InventorsRyota Kubo, Satoru Banzai
Life of this patent
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Abstract
A shaft body for a pencil lead (including a color pencil lead) or a shaft body for a cosmetic such as a rod-shaped cosmetic including an eye liner, an eyebrow pencil, or an eye shadow, which has the same ease of shaving as a conventional wood shaft and has a low impact on the environment. The shaft body for a pencil or a cosmetic according to the present disclosure is a shaft body for a pencil or a cosmetic constituted by coating a pencil lead or a rod-shaped cosmetic with a shaft body material composition, and the shaft body material composition contains at least a naturally-derived constitutional material and a naturally-derived binder.
Claims11
A shaft body for a pencil or a cosmetic constituted by coating a pencil lead or a rod-shaped cosmetic with a shaft body, the shaft body comprising:
- a shaft body material composition including at least a naturally-derived constitutional material, a naturally-derived binder, and a crosslinking agent for crosslinking the binder.
A shaft body for a pencil or a cosmetic constituted by coating a pencil lead or a rod-shaped cosmetic with a shaft body, the shaft body comprising:
- a shaft body material composition comprising at least a naturally-derived constitutional material, and a naturally-derived binder,
- wherein the binder is carboxymethyl cellulose or a salt thereof.
Dependencies are inferred from the claim text.