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Primary Examiner: Smith, John D.
Assistant Examiner:
Attorney: Clarke; Dennis P.

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Title: Zirconium flame-resist, low smoke emission treatment

Abstract: A method for improving both the flame-resist and smoke emission properties of natural polyamide fibers comprising applying thereto an anionic complex of zirconium, citric acid and fluoride at an acid pH.

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Other info:

Inventors: Benisek, Ladislav (Ilkley, GB)

Application Number: 853460
Filing Date: 1977-11-21
Publication_date: 1980-05-06
Assignee: International Wool Secretariat (London, GB2)
Primary Class(es): 427/389 8/128.1, 427/393.3
Other Classes:
US Patent Ref:

2424262	Jul, 1947	Wainer	428/921.
3372039	Mar, 1968	Gagliardi	427/390.
3671292	Jun, 1972	Hirshfeld et al.	427/390.
3954402	May, 1976	Benisek	8/128.

Other Refs: Other References: Blumenthal, Rayon and Synthetic Textiles, "Dyeing and Finishing", pp. 87-89, 10-1948.
Laurie, "Uptake of Metal Complexes", Textile Research Journal, pp. 476-480, May, 1966.
Benisek, "Improvement of the Natural Flame-Resistance of Wool", Textile Institute Journal, vol. 65, 1974, pp. 102-108.