Asahi Kasei : Patent Issued for Composite Particles Which Contain Both Cellulose and Inorganic Compound 20. February 2015 http://www.4-traders.com/ASAHI-KASEI-CORP-6491172/news/Asahi-Kasei–Patent-Issued-for-Composite-Particles-Which-Contain-Both-Cellulose-and-Inorganic-Compo-19899277/ Share
20. February 2015 http://www.4-traders.com/ASAHI-KASEI-CORP-6491172/news/Asahi-Kasei–Patent-Issued-for-Composite-Particles-Which-Contain-Both-Cellulose-and-Inorganic-Compo-19899277/