Otto Wichterle 19131998 český chemik vynálezce gelových kontaktních čoček Harvey W. Un idrogel o idrogelo è un colloide formato da catene polimeriche di molecole disperse in acqua il cui contenuto del mezzo acquoso può superare il 99Possono formare idrogel diversi composti naturali come il caso dellagar agar e di varie molecole polisaccaridiche ma anche composti artificiali come i siliconi e la poliacrilammide.
Nobel Prize In Chemistry Czech Republic Czech
Wiley 18441930 americký chemik Geoffrey Wilkinson 19211996 britský chemik NC 1973.
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