Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3751Chemical news office., 1932 |
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Strona 150
... resistance to water . Its hygroscopicity is 0.5-1.0 per cent . compared with 8-9 per cent . in the case of cellulose acetate . Films and articles made from benzyl cellulose are practically impermeable to water . The electrical ...
... resistance to water . Its hygroscopicity is 0.5-1.0 per cent . compared with 8-9 per cent . in the case of cellulose acetate . Films and articles made from benzyl cellulose are practically impermeable to water . The electrical ...
Strona 151
... resistance to water . At present cellulose acetate is almost exclusively used in injection mould- ing . Cellulose acetate , however , is not very resistant to moisture . When exposed in the normal atmosphere it takes up 7-9 per cent ...
... resistance to water . At present cellulose acetate is almost exclusively used in injection mould- ing . Cellulose acetate , however , is not very resistant to moisture . When exposed in the normal atmosphere it takes up 7-9 per cent ...
Strona 152
... resistance to water , alkali and acid , these moulding materials . are probably unique . STRUCTURE SYMBOLS OF ORGANIC COMPOUNDS . It will be recalled that Prof. I. W. D. Hackh published in The Chemical News , 1931 , 112 , 19 , an ...
... resistance to water , alkali and acid , these moulding materials . are probably unique . STRUCTURE SYMBOLS OF ORGANIC COMPOUNDS . It will be recalled that Prof. I. W. D. Hackh published in The Chemical News , 1931 , 112 , 19 , an ...
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