Textiles: spinning – twisting – and twining – Apparatus and processes – Elements
Patent
1989-09-19
1991-01-08
Evans, J. E.
Textiles: spinning, twisting, and twining
Apparatus and processes
Elements
570134, 570173, C07C 1722, C07C 1724, C07C 1733, C07C 1908
Patent
active
049837800
ABSTRACT:
The present invention relates to new perfluoroalkyl halides and to their preparation by a process based on the thermodecomposition of perfluorocarbides in the presence of Cl.sub.2, Br.sub.2 and I.sub.2.
REFERENCES:
patent: 2880248 (1959-03-01), Miller
patent: 3008966 (1961-11-01), Hauptschein et al.
patent: 3377390 (1968-04-01), Roudestredt
patent: 4243770 (1981-01-01), Tatemoto et al.
patent: 4359371 (1982-11-01), Bohm et al.
patent: 4760205 (1980-07-01), Probst et al.
Tonelli Claudio
Tortelli Vito
Ausimont S.r.l.
Evans J. E.
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