Environmentally friendly biodegradable BB pellet and manufacturing method thereof
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United States of America Patent
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Oct 13, 2015
Grant Date -
Jul 16, 2015
app pub date -
Jan 10, 2014
filing date -
Jan 10, 2014
priority date (Note) -
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Abstract
A biodegradable BB pellet includes an organic material and an inorganic material. Therein, the organic material includes a main ingredient polybutylene-1,4-succinate, while the inorganic material is selected from pulvis talci powder, calcium carbonate, barium sulfate, mica powder, and zinc powder. The manufacturing method of the present invention is mixing the organic material and the inorganic material into a mixture, and processing the mixture orderly through injection molding, grinding, waxing and polishing. Thereby, the present invention is degradable by the environment and prevented from polluting environment. Also, due to the properties of better toughness, flexibility, and higher heat tolerance, the present invention is prevented from bursting to hurt other people and deforming during long-distance transportation.
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