| 摘要 |
1292896 Aerosol oven-cleaners DOW CORNING CORP 27 Oct 1970 [24 Nov 1969] 50896/70 Heading C4X [Also in Divisions B2 and C3] An aerosol oven-treating composition comprises, in Example 7, a dispersion of a polydimethylsiloxane, a siloxane resin composed of SiO 2 and Me 3 SiO 1/2 units and containing hydroxy groups bound to Si, and MnO 2 , in a mixture of CH 3 CCl 3 , CCl 3 F and CCl 2 F 2 . |
