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For the Inventor, By the Inventor

New Orleans, LA, United States of America

Leon H Chance

USPTO Granted Patents = 13

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 30(Granted Patents)


Company Filing History:

goldMedal12 out of 2,202 
 
The United States of America As Represented by the Secretary of
 patents
where one patent can have more than one assignee

Years Active: 1976-1990

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13 patents (USPTO):Explore Patents
1. 4900324 - Agents for non-formaldehyde durable press finishing and textile products (1990-02-13),
2. 4818243 - Wrinkle resistant fabric produced by crosslinking cellulosic materials (1989-04-04),
3. 4405806 - Bromine-containing 2,4-diaminotriazines (1983-09-20),
4. 4352930 - Bromine-containing 2,4-diaminotriazines (1982-10-05),
5. T100601 - Compositions and processes for producing flame retardant textile (1981-05-04),
6. 4055720 - Diaminotrihalopropyl triazines: and their methylol derivatives (1977-10-25),
7. 4006274 - 2,4,6-Tris(carbamoylmethylamino)-1,3,5,-s-triazine (1977-02-01),
8. 4006203 - Phosphinyl guanidine derivatives (1977-02-01),
9. 3979533 - .alpha.,.alpha.'-Bis-(phosphono)dicarboxylic acid derivatives (1976-09-07),
10. 3972924 - 1-(1H,1H-perfluorooctyl)-1,3-trimethylenediphosphonic tetrachloride (1976-08-03),
11. 3937724 - Organo-phosphorus compounds containing perfluoroalkyl radicals and their (1976-02-10),
12. 3933944 - .alpha..alpha.'-Bis-(phosphono)dicarboxylic acid derivatives (1976-01-20),
13. 3932123 - Flameproofing of cotton cellulose with hexamethyl phosphorous triamide (1976-01-13),

Title: The Innovations of Leon H. Chance

Introduction

Leon H. Chance is a notable inventor based in New Orleans, LA, who has made significant contributions to the field of textile chemistry. With a total of 13 patents to his name, Chance has focused on developing innovative solutions for durable press finishing in cotton fabrics. His work has led to advancements that improve the quality and performance of textile products.

Latest Patents

Among his latest patents, Chance has developed agents for non-formaldehyde durable press finishing and textile products. One of his notable inventions involves the use of acetals, specifically 2,3-dihydroxy-1,1,4,4-tetramethoxybutane and glyceraldehyde dimethylacetal. When applied to cotton fabric using conventional pad-dry-cure procedures with special combined acid catalysts, these agents were found to crosslink cellulose hydroxy groups at a rapid rate, significantly enhancing wrinkle recovery. This innovative approach offers the advantage of no formaldehyde release, making it a safer option for consumers. Another patent focuses on wrinkle-resistant fabric produced by crosslinking cellulosic materials, where glyceraldehyde dimethyl acetal demonstrated the best results in improving wrinkle recovery.

Career Highlights

Leon H. Chance has dedicated his career to advancing textile technology. His innovative approaches have not only improved the durability of cotton fabrics but have also contributed to safer manufacturing processes. His work has been recognized within the industry, and he continues to be a leading figure in textile innovation.

Collaborations

Throughout his career, Chance has collaborated with notable colleagues such as Jerry P. Moreau and George L. Drake. These partnerships have fostered a collaborative environment that has led to significant advancements in textile chemistry.

Conclusion

Leon H. Chance's contributions to the field of textile innovation are noteworthy. His patents reflect a commitment to improving fabric performance while ensuring safety in textile production. His work continues to influence the industry and pave the way for future innovations.

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