| 摘要 |
The material is prepared by adding to a hydrated salt, specifically sodium sulphate decahydrate, whose phase change temp. is 25-35 deg. C, nucleating and dispersing agents in amount of 8-10 % each, based on the mixt., while the hydrated salt constitutes 80-98%. Water is added to the mixt. in amount of 5-10% to facilitate mixing.
|
