Introduction

The process involves interesterification of oils with polyethylene glycol, followed by phosphorilation and subsequent neutralization to pH 7.0-7.5. The product is a reactive fatliquor, which can be used for manufacturing washable leathers. It is also environmentally friendly and finds application in the manufacture of softy upper from cow / buffalo hides and goat skins.

Industry classification

Primary : Leather chemical
Secondary : Chemical & Allied Products
Product type :Industrial

Manufacturing

a) process used

Primary : Interesterification, phosphrilation
Secondary : Chemical

b) Major machinery used : SS Reactor, Thermic Fluid System

Status :Licensed

i) Year first Licensed :1991-92
ii) No. Of License : One (Balmer, Lawrie & Co. Ltd. Chennai)
iii) Whether in Production : Yes

Economic Information

Minimum Economic size : 1 tonne per day
Optimum investment : Rs.75 lakhs

Patent Information

Patented : Yes
Patent No. : 180381
Country : India
Date granted : 971210
IPC code :

Contact for more information:
Director,
Central Leather Research Institute (CLRI),
Chennai -600 020, India