JPS528123A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Process for producing polyester filament yarns
Assignee: Teijin Ltd
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Filing: 1975-07-03
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Granted: —
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Expires: 1995-07-03
Abstract
Abstract PURPOSE: To produce stably yarns with improved dimensional stability and elastic recovery by spinning a polyester consisting mainly of trimethylene terephthalate controlling a double refraction at a specified value, them within a specified temperature range. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Takatoshi Kuratsuji
- 👤 Shoji Kawase
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-29 00:48
CPC Classifications
—
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