Dispersion spinning process for polytetrafluoroethylene and rela

Details Dispersion spinning process for polytetrafluoroethylene and rela Dispersion spinning process for polytetrafluoroethylene and rela

1996-12-20

1998-03-03

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Autogenously or by activation of dry coated particles

264178F, 264187, D01F 612

Patent

active

057230811

ABSTRACT:
A process for preparing a dispersion spun fluorinated polymer fiber wherein the intermediate fiber structure, immediately before sintering, contains primarily ions characterized as fugitive ions.

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Cellul. Chem. Technol. 18, No. 6:587-605 (1984), Spinning and Investigation of Fibers Based on Low-Substituted Hydroxyethylcellulose Ethers I. Preparation and Investigation of the Physicochemical Properties of Low-Substituted Hydroxyethylcellulose and Its Solutions, Mostovykh, et al.
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Fibre Chemistry, A translation of Khimicheskie Volokna, vol. 15, No. 5, Sep.-Oct. 1983, pp. 358-361, May, 1984 Issue, Structure of Fibres Based on Low-Substitution Hydroxyethylcellulose, Mostovykh, et al.
Fibre Chemistry, A translation of Khimicheskie Volokna, vol. 4, No. 6, Nov.-Dec. 1972, pp. 638-641, Spinning Fibre From Low-Substituted Ethoxy-Cellulose, L.P. Perepechkin and E. E. Katalevskii.

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