Polystyrene foam and process for making the same
An improved polystyrene foam having less corrugation is disclosed which uses carbon dioxide as the blowing agent and 1-30 weight percent endothermic agent, such as water, with the weight based on the total carbon dioxide blowing agent and endothermic agent weight. This combination of carbon dioxide...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
31.10.1996
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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