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Application of differential thermal analysis in the investigation of moulding sands

โœ Scribed by E. Dobiejewska

Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
286 KB
Volume
135
Category
Article
ISSN
0040-6031

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The DTA method has been used to show that, in the imidization of polyamido acid in solution in dimethylformamide, there is not only dehydrocyclization but also interaction of the solvent with reactive groups of the polyamido acid.