Colored pencil refill

Abstract

The invention relates to the technical field of stationery, in particular to a colored pencil refill. The colored pencil refill comprises the following raw materials in parts by weight: 30-50 parts ofsodium thiosulfate, 10-20 parts of talcum powder, 3-6 parts of carboxymethyl celluloses, 8-16 parts of plant pigment, 2-4 parts of food grade paraffin wax, 5-15 parts of medical stone powder, 5-12 parts of polyethylene glycol and 1-3 parts of clove oil. The colored pencil refill is environmentally friendly, cannot harm human bodies, and is bright in color and smooth and clear in writing; slag dropping is avoided; and the colored pencil refill has the characteristics that writing marks can be cleaned effectively after being wiped with water, and the colored pencil refill has fragrance and hasgood antibacterial function, and the like.

Description

technical field [0001] The invention relates to the technical field of stationery, in particular to a colored pencil refill. Background technique [0002] In the prior art, ordinary pencil refills used for writing, drawing and painting are basically composed of graphite powder, which has disadvantages such as incomplete erasing, unsanitary, and difficult cleaning when it gets on hands, which is not good for the health of users; The raw materials and processes of the existing colored pencil cores are complicated, and the raw materials pollute the environment, and the written handwriting cannot automatically fade, so it is not suitable for occasions that do not need long-term storage such as temporary marks and calligraphy and painting exercises. [0003] In addition, colored pencil cores are mostly water-soluble substances. Special attention should be paid to the preservation of the pencil lead, and the more common pen holders on the market are still made of wood or paper. I...

AI Technical Summary

Problems solved by technology

Special attention should be paid to the preservation of the pencil lead, and the more common pen holders on the market are still made of wood or paper. If the pen is accidentally dropped into water during use or the pen is placed in a humid environment, the pencil lead will easily melt. It will be a phenomenon that the pencil lead is melted and damaged while the pen barrel is intact, which is a great waste of natural resources