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US 12,247,260 B2Granted
Sustainable scrap leather reusing and process thereof
AssigneeK H Exports India Private Limited
InventorOmer Suat Mamat
Life of this patent
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Abstract
The present invention relates to scrap leather re use which is fully based on sustainable and the process of enhancing leather wastage and scrap into beautiful leather product. More particularly, the present invention relates to converting leather scrap into leather sheet with the help of glue. Further, the present invention effectively saves wastage of leather and save environment from the pollution.
Claims4
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.
10 more elements
Dependencies are inferred from the claim text.