This inventor holds 3 USPTO granted patents. Top assignee: S. a. Beghin-Say. Active years: 1978-1980.
Company Filing History:
Years Active: 1978-1980
Title: Claude H Lesas: Innovator in Cellulose Fiber Technology
Introduction
Claude H Lesas is a notable inventor based in Colmar, France. He has made significant contributions to the field of cellulose fiber technology, holding three patents that showcase his innovative approach to improving fibrous structures.
Latest Patents
Lesas's latest patents include advancements in paper structures containing improved cross-linked cellulose fibers. One of his inventions focuses on fibrous structures in sheet form that consist of 10% to 90% by weight of pulp of cellulosic fibers cross-linked with formaldehyde. This cross-linking occurs predominantly at the surface area of the fibers, imparting flexibility and softness while maintaining high water absorptivity. The inclusion of an additional binding product ensures sufficient strength and cohesion to the sheet structure. Another patent involves cross-linked cellulose fibers, where cellulose pulp is fluffed, aerated, and treated with a reaction mixture of formaldehyde, hydrochloric acid, and formic acid. This process results in fibers that exhibit improved flexibility and touch, making them highly useful in various paper products.
Career Highlights
Claude H Lesas is associated with S. A. Beghin-Say, where he has been instrumental in developing innovative cellulose fiber technologies. His work has significantly impacted the industry, leading to advancements that enhance the quality and functionality of paper products.
Collaborations
Throughout his career