CELLULOSE-FIBER-DISPERSING POLYOLEFIN RESIN COMPOSITE MATERIAL, PELLET AND FORMED BODY USING SAME, AND PRODUCTION METHOD FOR CELLULOSE-FIBER-DISPERSING POLYOLEFIN RESIN COMPOSITE MATERIAL
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United States of America Patent
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Jun 18, 2020
app pub date -
Feb 21, 2020
filing date -
Aug 23, 2017
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Abstract
A cellulose-fiber-dispersing polyolefin resin composite material, containing a polyolefin resin containing a polypropylene resin, and a cellulose fiber dispersed in the polyolefin resin, in which a proportion of the cellulose fiber is 1 mass part or more and 70 mass parts or less in a total content of 100 mass parts of the polyolefin resin and the cellulose fiber, and the water absorption ratio satisfies the following Formula: (Water absorption ratio [%])<(Cellulose effective mass ratio [%])2×0.01;
- a pellet and a formed body using this composite material; anda production method for this composite material.
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