2-(4'-PERFLUOROALKENYLOXYPHENYL)-4-ISOPROPYL-5,5-DIMETHYL-1,3-DIOXANE AND 2-ALKYL-SUBSTITUTION PRODUCT AND PREPARATION THEREOF
NEW MATERIAL:A compound expressed by formula I (Rf is 2-20C perfluoroalkenyl; R is H or alkyl). EXAMPLE:2-Methyl-2-( 4'-perfluorononenyloxyphenyl )-4-isopropyl-5,5-dimethyl-1,3- dioxane. USE:An additive for ink media, particularly special ink, e.g. high-speed recording ink jet, base for functio...
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Zusammenfassung: | NEW MATERIAL:A compound expressed by formula I (Rf is 2-20C perfluoroalkenyl; R is H or alkyl). EXAMPLE:2-Methyl-2-( 4'-perfluorononenyloxyphenyl )-4-isopropyl-5,5-dimethyl-1,3- dioxane. USE:An additive for ink media, particularly special ink, e.g. high-speed recording ink jet, base for functional fluids, e.g. lubricating oil, insulation oil, particularly transformer oil, cable oil and breaker oil and further a surface modification additive for plastics to improve lubricity, heat resistance and light resistance of plastic surfaces. PREPARATION:2,2,4-Trimethyl-1,3-pentanediol and a p-perfluoroalkenyloxybenzaldehyde or p-perfluoroalkenyloxyphenyl alkyl ketone are subjected to azeotropic dehydration in the presence of an organic solvent to give the aimed compound expressed by the formula. |
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