Eco-friendly eraser using epdm rubber
AssigneeYeungnam University Industry-Academic Cooperation Foundation
InventorsSeong Cheol KIM, SHAKILA PARVEEN ASRAF ALI
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Abstract
The present invention relates to an eco-friendly eraser using EPDM rubber, and more specifically, to an eraser composition containing EPDM (ethylene-propylene-diene monomer), a plasticizer, and calcium carbonate, and to an eco-friendly eraser containing the same. The present invention can provide an eco-friendly eraser that does not require a vulcanization process, does not use low-molecular-type plasticizers, and has excellent erasing properties, hardness, and color, and can replace PVC erasers.
Claims12
A composition for an eraser comprising EPDM (ethylene-propylene-diene monomer), a plasticizer, and calcium carbonate.
Dependencies are inferred from the claim text.