Leather-like three layer laminate
Abstract
Abstract A NOVEL, BREATHABLE, LEATHER-LIKE THREE LAYER LAMINATE IS PRODUCED HAVING A FABRIC BACKING LAYER, AN INTERMEDIATE BREATHABLE SPONGE LAYER AND AN UPPER BREATHABLE SURFACE LAYER BY A METHOD IN WHICH A SUBSTANTIALLY UNIFORM MIXTURE OF A FLUID ORGANIC PLASTIC FILM FORMING MATERIAL AND A MELTABLE MATERIAL INCOMPATIBLE THEREWITH IS FORMED INTO A THIN SURFACE LAYER, THERE IS FORMED ON THE THIN LAYER A THICKER BODY LAYER FROM A SUBSTANTIALLY UNIFORM MIXTURE OF A FLUID ORGANIC PLASTIC FILM FORMING MATERIAL CONTAINING A MELTABLE MATERIAL IMCOMPATIBLE THEREWITH, AND A BLOWING AGENT, WITH SAID INCOMPATIBLE MELTABLE MATERIAL IN EACH SAID LAYER BEING IN A PHYSICAL FORM HAVING A BULK DENSITY LESS THAN ITS ACTUAL DENSITY, A FABRIC IS APPLIED TO THE BODY LAYER, THE FILM FORMING MATERIAL IN THE TWO LAYERS IS FORMED INTO A UNITARY FILM BONDED TO THE FABRIC, THE BODY LAYER IS SPONGED BY DECOMPOSING A BLOWING AGENT, AND THE INCOMPATIBLE MATERIAL IN THE TWO LAYERS IS MELTED AFTER A MATRIC HAS BEEN FORMED OF THE TWO LAYERS.
Inventors
- 👤 Edward C Van Buskirk
Bibliographic Details
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