LEATHER Russian patent published in 2013 - IPC C14C3/00 C14C9/00 

Abstract RU 2478120 C2

FIELD: chemistry.

SUBSTANCE: leather, obtained by (1) pretreatment before tanning, (2) tanning process, (3) a process using a re-tanning agent which is a synthetic tanning substance and a resin. The re-tanning agent is used for re-tanning with subsequent dyeing and treatment by emulsion oiling using an emulsion oiling agent and (4) subsequent treatment after re-tanning.

EFFECT: invention enables to obtain leather having such characteristics as unique elasticity and softness in addition to providing a dressed coat, as well as the capacity for restoration, which prevents overstretching but enables to return to the initial state after use.

6 cl, 5 dwg, 3 tbl, 1 ex

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RU 2 478 120 C2

Authors

Kasivagura Sindzi

Jamaguti Sejdzi

Ito Josijuki

Jamaguti Takasi

Dates

2013-03-27Published

2008-06-27Filed