| 摘要 |
1,233,949. Forming granules of P.V.C. CHEMISCHE WERKE MUNCHEN, OTTO BARLOCHER G.m.b.H. 16 Dec., 1968 [14 Dec., 1967], No. 59610/68. Addition to 1,178,846. Heading C3P. In the processes of forming granules of materials as described in the parent Specification by heating in dispersion in water with granulating agents, heat and pressure of at least 1À5 atmospheres are applied to the granulate before it is separated from the aqueous phase for 20 seconds to 30 minutes. The examples relate to the treatment of a plasticized P.V.C. |
