Water-soluble synthetic tanning agents

Details Water-soluble synthetic tanning agents Water-soluble synthetic tanning agents

1972-03-10

1976-08-10

McCamish, Marion E.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

C14C 318

Patent

active

039739040

ABSTRACT:
Water-soluble synthetic tanning agents composed of formaldehyde condensation products of non-sulfonated aromatic hydroxy compounds or the sulfomethylation products thereof with aromatic sulfonic acids or with the formaldehyde condensation products of said sulfonic acids.

REFERENCES:
patent: 2829122 (1958-04-01), Schuttheis et al.
patent: 3423452 (1969-01-01), Lipowski
patent: 3477801 (1969-11-01), Lipowski
patent: 3512918 (1970-05-01), Endres et al.
patent: 3617186 (1971-11-01), Windus et al.
"Tanning Materials" (13) pp. 593-599, R.L. Stubbings Kirk-Othmer Encyclopedia of Chemical Technology (1955).

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