hydrogeln.

/ˈhʌɪdrədʒɛl/

Etymology: < hydro- comb. form + gel- (in gelatin n.).

A gel or gelatinous precipitate in which the liquid constituent is water.

ΘΚΠ

the world > matter > chemistry > physical chemistry > colloid > [noun] > gel > types

alcogel1864

hydrogel1864

aerogel1923

hydrocolloid1926

1864 T. Graham in Proc. Royal Soc. 13 337 If I may be allowed to distinguish the liquid and gelatinous hydrates of silicic acid by the irregularly formed terms of hydrosol and hydrogel of silicic acid, the two corresponding alcoholic bodies now introduced may be named the alcosol and alcogel of silicic acid.

1895 J. M. Thomson & A. G. Bloxam Bloxam's Chem. (ed. 8) 123 Colloids..can generally exist in solution (the hydrosol form), but are apt to separate as a jelly (the hydrogel form) from such solutions.

1938 R. G. Torrens Dental Dis. vi. 90 Gelatine is a hydrosol when warm and a hydrogel when cold.

1972 Physics Bull. June 336/1 Probably a wide range of factors can precipitate the clotting process including..surface texture and surface wettability as relating to hydrogel formation.

This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018).

单词	hydrogel
释义	hydrogeln. /ˈhʌɪdrədʒɛl/ Etymology: < hydro- comb. form + gel- (in gelatin n.). A gel or gelatinous precipitate in which the liquid constituent is water. ΘΚΠ the world > matter > chemistry > physical chemistry > colloid > [noun] > gel > types alcogel1864 hydrogel1864 aerogel1923 hydrocolloid1926 1864 T. Graham in Proc. Royal Soc. 13 337 If I may be allowed to distinguish the liquid and gelatinous hydrates of silicic acid by the irregularly formed terms of hydrosol and hydrogel of silicic acid, the two corresponding alcoholic bodies now introduced may be named the alcosol and alcogel of silicic acid. 1895 J. M. Thomson & A. G. Bloxam Bloxam's Chem. (ed. 8) 123 Colloids..can generally exist in solution (the hydrosol form), but are apt to separate as a jelly (the hydrogel form) from such solutions. 1938 R. G. Torrens Dental Dis. vi. 90 Gelatine is a hydrosol when warm and a hydrogel when cold. 1972 Physics Bull. June 336/1 Probably a wide range of factors can precipitate the clotting process including..surface texture and surface wettability as relating to hydrogel formation. This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018). < n.1864
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