Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EVANT JEAN ROD GEIGY
Novartis AG
Original Assignee
EVANT JEAN ROD GEIGY
JR Geigy AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EVANT JEAN ROD GEIGY, JR Geigy AGfiledCriticalEVANT JEAN ROD GEIGY
Application grantedgrantedCritical
Publication of FR401108ApublicationCriticalpatent/FR401108A/fr
C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
C14C3/00—Tanning; Compositions for tanning
C14C3/02—Chemical tanning
C14C3/08—Chemical tanning by organic agents
C14C3/10—Vegetable tanning
C14C3/12—Vegetable tanning using purified or modified vegetable tanning agents
Landscapes
Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
General Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR401108D1908-07-071908-07-07Procédé pour la préparation d'un produit de condensation de la catéchine et de l'acide cachou-tannique
ExpiredFR401108A
(fr)