In order to improve the binding of chrome during the tanning of furry-sheep skins, the tanning liquor contains 600% water to which 0.6-0.8% sodium-alumino-silicate was added in three steps through 6-8 hours under constant stirring. This renders a pretreatment step superfluous.
申请公布号
RO96394(A2)
申请公布日期
1989.02.28
申请号
RO19860125672
申请日期
1986.12.02
申请人
INSTITUTUL DE CERCETARI PIELARIE SI INCALTAMINTE,RO
发明人
NICOLAE EUGENIA,RO;COARA GHEORGHE,RO;GAIDAU CORNELIA,RO;SZABO ILEANA,RO;MAN IOAN,RO
