Company Filing History:

15 out of 456

Elf Atochem S.a.

Elf Atomchem Italia S.r.l.

Years Active: 1990-2005

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19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6921801 - Method for preparing water-soluble acrylic copolymers (2005-07-26),

2. 6458896 - Superabsorbent powders of high absorption and high capillary suction (2002-10-01),

3. 6225395 - Aqueous stable dispersions based on water-soluble polymers containing a cationic dispersant comprising hydrophobic units (2001-05-01),

4. 6221957 - Aqueous saline dispersions of water-soluble polymers containing an amphiphilic dispersant based on a cationic polymer containing hydrophobic units (2001-04-24),

5. 6107398 - Associative polymers containing 2,4,6-triphenethyl benzyl (2000-08-22),

6. 6103789 - Hydrosoluble acrylic copolymers (2000-08-15),

7. 5994419 - Preparation of rapidly dissolving/absorbing powders of hydrophilic/super (1999-11-30),

8. 5976696 - Shell/core particulates of superabsorbent polymers (1999-11-02),

9. 5807916 - Process for obtaining polymers which are superabsorbent for water and (1998-09-15),

10. 5563218 - Superabsorbent polymers (1996-10-08),

11. 5442014 - Superabsorbent acrylic powders having low residual monomer content (1995-08-15),

12. 5439998 - Fluorine-containing copolymers and their use for coating and (1995-08-08),

13. 5412037 - Superabsorbent acrylic powders (1995-05-02),

14. 5408006 - Superabsorbent acrylic powders prepared via improved suspension (1995-04-18),

15. 5397845 - Superabsorbent acrylic powders (1995-03-14),

Title: **Christian Collette: Innovator in Water-Soluble Acrylic Polymers**

Introduction

Christian Collette is a remarkable inventor based in Paris, France. With a total of 19 patents to his name, he has significantly contributed to the field of polymer science, particularly in the development of water-soluble acrylic copolymers. His innovative methods have applications in diverse industries, showcasing his impact on technological advancements.

Latest Patents

Among Christian Collette's latest innovations is a patented method for preparing water-soluble acrylic copolymers. This invention outlines a comprehensive process that includes preparing a specific monomer by reacting a (meth)acrylic anhydride derivative with a relevant compound. Additionally, the method encompasses copolymerizing this monomer with a derivative of (meth)acrylic acid. This innovation also introduces novel water-soluble acrylic copolymers that serve as effective superplasticizers or dispersants for hydraulic binders such as cements. Another significant patent involves the creation of superabsorbent powders with distinct capillary suction properties, achieving high intrinsic absorption capacities when mixed in particular formulations.

Career Highlights

Throughout his career, Christian Collette has worked with renowned companies, including Elf Atochem S.A. and Atochem. His roles in these organizations have enabled him to explore and refine his expertise in polymer chemistry, allowing him to develop his innovative patents.

Collaborations

Christian has collaborated with esteemed peers in his field, including Shu R. Rebre and Andre Kowalik. These collaborations have fostered an environment of innovation, leading to the development of new solutions and advancements in polymer technologies.

Conclusion

Christian Collette's contributions to the field of polymer science are significant and impactful. His patents and collaborations reflect his dedication to advancing technology and addressing the demands of various industries. As he continues to innovate, the legacy of his work will undoubtedly influence future developments in the realm of acrylic polymers.

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