Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08B
POLYSACCHARIDES; DERIVATIVES THEREOF
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3/00
Preparation of cellulose esters of organic acids
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C08B3/02
Catalysts used for the esterification
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C08B3/02

NCC FILMS AND PRODUCTS BASED THEREON
20180258188 · 2018-09-13 · ·

Provided are NCC-based materials, as superb barrier materials for preventing oxygen and humidity from penetrating therethrough.