Solutions of polyalkylene terephthalates
A polyalkylene terephthalate is dissolved in chloral hydrate alone or with a diluent, e.g. water or ethylene chloride. The solution may also contain gelatine or linters. The Provisional Specification is not limited to chloral hydrate, but refers generally to compounds of formula where R is an elect...
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Zusammenfassung: | A polyalkylene terephthalate is dissolved in chloral hydrate alone or with a diluent, e.g. water or ethylene chloride. The solution may also contain gelatine or linters. The Provisional Specification is not limited to chloral hydrate, but refers generally to compounds of formula where R is an electro-negative radical and it also states that the solution may contain cellulose triacetate wool. |
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