1
Kleban Martin, Kaplan Ahmed, Markgraf Kirsten, Tegtmeyer Dietrich, Whiteman John D: Condensate for re-tanning iron-tanned leather. Bayer, Rohm &Amp Haas Co, May 27, 2004: JP2004-149797 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide the use of a special condensate for re-tanning iron-tanned leather, to provide a method for re-tanning the iron-tanned leather, and to provide leather containing the condensate.SOLUTION: There is provided the use of the condensate for re-tanning the iron-tanned leath ...


2
Kleban Martin, Kaplan Ahmed, Reiners Juergen, Winther Henrik: Chromium-free waterproof leather, use of silicone as waterproofing agent, production method for chromium-free leather, and used of the same. Bayer, May 27, 2004: JP2004-149798

PROBLEM TO BE SOLVED: To provide a highly waterproof chromium-free leather, to provide a production method therefor, to provide its use, and to provide the use of a silicone as a waterproofing agent for leather tanned without using chromium.SOLUTION: The chromium-free leather has a waterproofness of ...