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Journal - Franklin Institute of the State of Pennsylvania (1826)

Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 91

An illustration from Journal - Franklin Institute of the State of Pennsylvania, 1826, leaf 91
work of a more or less confirming character that it seemed desir-able to restate the theory, and to add thereto further postulationsbased upon recent work.*^^ Gelatin sols appear to consist of slightly hydrated moleculesunited together into short threads ^^ resembling streptococci.These threads are… … lOD ZOO 300 yiscosity (Angular Deflection)^^scosity-plast^city curves. A lengthening of these threads seems to take place as thetemperature falls, and at the same time the water-absorbing powerof the gelatin increase. This accounts for the rapid increasein the viscosity with drop in temperature. At…

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