Alginate Properties

Question 1

Another name for Alginate is ________ ______ which means that once it is set it is not able to _____ back into its sol state.

Answer 1

irreversible hydrocolloid; revert

Question 2

Sol is the _____ ____ of the material after the alginate _____ is mixed with water.

Answer 2

fluid state; powder

Question 3

The _____ reaction needed to set the alginate involves ____ ____ or cross-linking and is produced by _____ alginate.

Answer 3

chemical; chain lengthening; heating

Question 4

The term for setting alginate through the chemical process of heat is called ______.

Answer 4

thermoset

Question 5

Alginate and Agar are predominantly composed of _____.

Answer 5

water

Question 6

The alginate powder itself is mostly ______ alginate and is a _____ polymer that is derived from ____.

Answer 6

potassium; carbohydrate; algae

Question 7

Alginate also contains an inert ____ called ____ (or diatomaceous earth) which allows for handling of the material.

Answer 7

filler; silica

Question 8

Without the _____ the alginate material would be too ____ to handle

Answer 8

silica; runny