Patent · US Active

Cellulose acetate compositions

US8851084B2 · kind B2 · utility

10Cited by

30References

20Claims

0Family size

Assignee

British American Tobacco (Investments) Limited · GB

Inventors

Yahia Lemmouchi · London, GB
Robert Quintana · Mons, BE
Olivier Persenaire · Mons, BE
Leila Bonnaud · Mons, BE
Philippe Dubois · Braives, BE

Key dates

Filing date	Jul 18, 2012
Grant date	Oct 7, 2014
Priority date	—
Expiry date	Jul 18, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L71/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to compositions comprising a blend of cellulose acetate and a water soluble polymer. In some embodiments, the composition is water dispersive and/or biodegradable. Embodiments of the invention also relate to processes for preparing such compositions, and to materials and products including such compositions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.