Granted Patent B2

US 12,247,260 · App. 18/246,750 · Granted Mar 11, 2025

Inventor: Omer Suat Mamat (Chennai, IN)

Assignee: K H EXPORTS INDIA PRIVATE LIMITED

C14B7/04

Abstract

Claims (16)

1. A process of converting a waste leather scrap into a leather sheet using biodegradable water-based glue, comprising:

collecting of leather scraps;

cutting the collected leather scraps into small pieces;

mixing a glue with the small pieces of leather scrap;

spreading a metal frame,

forming a leather scrap cake by compressing the spread leather scrap using a hydraulic compressor;

drying the leather scrap cake for a period of 1 to 2 hours in a heat chamber at a temperature of 45-60 degrees Celsius;

compressing the dried leather scrap cake in the hydraulic compressor at a temperature of 40 degrees Celsius;

drying the leather scrap cake for a period of 4 to 5 hours at room temperature;

splitting the leather scrap cake into a predetermined thickness;

applying a reinforcement backing to the split leather scrap cake to form a leather sheet; and

drying the leather sheet for a period of 2 to 3 hours,

wherein the glue is a bio-degradable water-based chemical glue.

2. The process of converting a waste leather scrap as claimed in claim 1 , wherein the thickness of the leather scrap cake is in a range of 6 mm to 8 mm.

3. The process of converting a waste leather scrap as claimed in claim 1 , wherein the thickness of the final leather sheet is in a range of 1.2 mm to 1.4 mm.

4. The process of converting a waste leather scrap as claimed in claim 1 , wherein the metal frame size is one square foot (30×30 cm).

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (16)