Company Filing History:

4 out of 629

Firma Carl Freudenberg

Freudenberg Spunweb S.a.

patents

4. 1 out of 1

Frudenberg Spunweb S.a. Societe Anonyme A. Directoire

patent

Years Active: 1985-2002

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6402870 - Process of making multi-segmented filaments (2002-06-11),

2. 6164950 - Device for producing spunbonded nonwovens (2000-12-26),

3. 5970583 - Nonwoven lap formed of very fine continuous filaments (1999-10-26),

4. 5899785 - Nonwoven lap formed of very fine continuous filaments (1999-05-04),

5. 5616395 - Process for the production of two-layer textile reinforcement adapted (1997-04-01),

6. 5355565 - Process for the production of a non-woven cloth constituted of (1994-10-18),

7. 5225263 - Nonwovens of synthetic continuous filaments including at least a part (1993-07-06),

8. 5118550 - Substrate based on a nonwoven sheet made of chemical textile (1992-06-02),

9. 4560385 - Process for the treatment of non-woven sheets and the product obtained (1985-12-24),

10. 4518658 - Waterproof membrane with fuse bonded non-woven reinforcement (1985-05-21),

Title: Innovator Jean Baravian: Revolutionizing Filament Production

Introduction

Jean Baravian is a notable inventor based in Sundhoffen, France, known for his contributions to filament production technology. With a repertoire of ten patents, Baravian has introduced innovative processes that enhance the manufacturing of multi-segmented filaments, impacting various applications in the textile and polymer industries.

Latest Patents

Baravian's most recent patents include a detailed process and apparatus for producing multi-segmented filaments. In one embodiment, a first polymer material is fed into a die, which is maintained under specific rheological conditions. The polymer is extruded through multiple die openings, forming at least two elementary filaments. These filaments are then adhered to each other, creating a multi-segmented filament. Another embodiment details a specialized die system for filament production that includes a polymer source and die plate configured to produce fibers with unique properties, setting the stage for advancements in nonwoven fabric technologies. Furthermore, his patent for a device for producing spunbonded nonwovens presents innovative nozzle designs facilitating the extrusion of thermoplastic filaments at controlled temperatures, optimizing functionality and efficiency in the production process.

Career Highlights

Throughout his career, Jean Baravian has worked with prominent companies such as Carl Freudenberg and Rhone-Poulenc Fibres. His expertise in polymer science and engineering has allowed him to lead innovations that streamline production processes and improve product qualities in the textile sector.

Collaborations

In his journey as an inventor, Baravian has collaborated with esteemed colleagues, including Georges Riboulet and Robert Groten. This teamwork has fostered creative solutions and fueled advancements in filament technology.

Conclusion

Jean Baravian's contributions to the field of filament production through his patents and collaborations demonstrate his commitment to innovation. His work continues to influence the industry, making him a significant figure in the realm of polymer inventions. As he forges ahead, the impact of his inventions is expected to resonate well into the future.

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