Verfahren zum Einkapseln German Patent DE2038833 Kind Code: A1 Abstract: 1287849 Encapsulation PPG INDUSTRIES Inc 5 Aug 1970 [6 Aug 1969] 37759/70 Heading B2F [Also in Divisions B8 C5 and D1] Diperisophthalic acid and other substances are coated on encapsulated by dispersing or dissolving ...