US 10,307,988 B2 · Method for manufacturing hybrid-nature leather having excellent appearance quality and durability

Abstract

A method for manufacturing hybrid-natural leather having excellent appearance quality and good durability such as light resistance, water resistance, elongation and abrasion resistance is provided. Particularly, the fiber layer having a similar structure to the natural leather is introduced to the natural leather and the natural leather and the fiber layer are bonded and fused with each other under a specific condition to manufacture hybrid-natural leather having excellent durability while preventing wrinkles, stretching, and the like from being generated.

Claims12

Dependent claims

A method of manufacturing hybrid-natural leather, comprising:

a bonding step of forming a laminate of a leather layer and a fiber layer;
and
a fusing step of integrating the leather layer and the fiber layer by coating a fusion composition on the fiber layer and then applying heat and pressure to the laminate,
wherein the fusing step includes:
coating the fusion composition including 75 wt % to 95 wt % of a filler, 7 wt % to 13 wt % of an acrylic resin binder, and 3 wt % to 7 wt % of an urethane binder, and
applying a temperature of 100° C. to 120° C. and pressure of 100 kg/cm2 to 120 kg/cm2.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application

15/439,744Filed 22 Feb 2017

Priority

KR 10-2016-01458663 Nov 2016

Published

US 2018/0117877 A13 May 2018

Granted

4 Jun 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification43 codes

B32B 7/04
Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between…:…
B32B 9/025
Comprising animal or vegetable substances , e.g. cork, bamboo, starch: comprising leather
B32B 5/02
Layered products characterised by the non- homogeneity or physical structure , i.e. comprising a fibrous, filamentary, particulate or foam…
B32B 9/047
Comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different…

Method for manufacturing hybrid-nature leather having excellent appearance quality and durability

Life of this patent

Method for manufacturing hybrid-nature leather having excellent appearance quality and durability

Life of this patent

Abstract

Claims12