SEPARATION METHOD OF SILICON DIOXIDE AND N-VINYL-2-PYRROLIDONE POLYMER

• Main Author: SUZUKI SHUSUKE
• Format: Patent
• Language: English
• Published: 16.08.2007
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

PROBLEM TO BE SOLVED: To provide a simple separation method of silicon dioxide and an N-vinyl-2-pyrrolidone polymer in a composition which contains a silicone dioxide-containing compound and polyvinyl pyrrolidone, and also to provide a quantifying method which prevents the obstruction of the N-vinyl...