Mixed phosphoric acid partial esters of oxyalkated and non-oxyal

Details Mixed phosphoric acid partial esters of oxyalkated and non-oxyal Mixed phosphoric acid partial esters of oxyalkated and non-oxyal

1988-04-07

1990-11-27

Clingman, A. Lionel

Compositions

Preservative agents

Anti-corrosion

252351, 252 857, 8 9423, B01F 1700, B01F 1730

Patent

active

049734270

ABSTRACT:
Process for the fatting and hydrophobizing of tanned leather and pelts, wherein the tanned leather or pelt is fatted with an aqueous dispersion containing a natural optionally chemically modified leather fatting agent and a surface-active phosphoric acid partial ester and optionally a nonionic and/or an anionic carboxy group and/or sulfo group containing surfactant and subsequently treating the fatted leather or pelt in aqueous medium with a plyvalent metal cation; the treated substrates and the dispersions suitable for carrying out the process.

REFERENCES:
patent: 2086792 (1937-07-01), Fabian et al.
patent: 2280310 (1942-04-01), Koppenhoeffer
patent: 3010780 (1961-11-01), Plapper et al.
patent: 3770372 (1973-11-01), Luvisi
patent: 4309176 (1982-01-01), Friese et al.
Tenside als Hilfsmittel zur Herstellung wasserfester Leder R. Heyden, "Das Leder" 20, 4-8 (1969).

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