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IPC

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Application

2003117338/12, 2003-06-11

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Start date

2003-06-11

(22)

Actual filing date

2003-06-11

(45)

Published

2004-05-27

(72)

Inventor

Shevtsov O.A.Studenikin S.I.Lebedev O.P.Jakovlev K.P.Mazanov A.A.

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie Nauchno-Issledovatel'Skij Institut Kozhevenno-Obuvnoj Promyshlennosti"

PROCESS OF TREATING NATURAL SKINS Russian patent published in 2004 - IPC

Abstract RU 2229521 C1

FIELD: leather industry. SUBSTANCE: process, which may be used in manufacture of various-destination leathers, including upper chrome leathers with elevated thickness, comprises squeezing, splitting, coating with nonpigmented coat containing acrylate film-former, drying-moistening operations, and finishing, said acrylate film-former in said nonpigmented coat being 40% aqueous dispersion of methyl methacrylate/butyl acrylate/methacrylic acid (21:77:2) terpolymer. Coat is further supplemented by penetration agent and water. EFFECT: improved performance characteristics. 1 tbl, 5 ex

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RU 2 229 521 C1

Authors

Shevtsov O.A.

Studenikin S.I.

Lebedev O.P.

Jakovlev K.P.

Mazanov A.A.

Dates

2004-05-27—Published

2003-06-11—Filed