Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3752Chemical news office., 1932 |
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Strona 161
... resins , i.e. , crude and purified colophony , dammar , shella and amber . The varnishes were prepared by mixing equal parts of oil and pulverised resin with an addition of weighed off quantities of metallic oxides as driers . and by ...
... resins , i.e. , crude and purified colophony , dammar , shella and amber . The varnishes were prepared by mixing equal parts of oil and pulverised resin with an addition of weighed off quantities of metallic oxides as driers . and by ...
Strona 162
... resins only - were also observed in the case of the different resins : Dry in hrs . 7.0 3.3 9.1 FeO Drier 2 ° C 290 Heated hrs . 1 227 1 Resins Crude Colo- Purified Dam- Colo- mar 280 300 phony phony resin & Iodine values of Dry in hrs ...
... resins only - were also observed in the case of the different resins : Dry in hrs . 7.0 3.3 9.1 FeO Drier 2 ° C 290 Heated hrs . 1 227 1 Resins Crude Colo- Purified Dam- Colo- mar 280 300 phony phony resin & Iodine values of Dry in hrs ...
Strona 163
... resins was found in CoO . Co2O , is very good for the colo- phonies while for the dammar resin the in- fluence of PbO , and Mn , O , is better . The worst drier in all cases is PbO . Certainly interesting is the fact proved that also ...
... resins was found in CoO . Co2O , is very good for the colo- phonies while for the dammar resin the in- fluence of PbO , and Mn , O , is better . The worst drier in all cases is PbO . Certainly interesting is the fact proved that also ...
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