Patent · US Active

Polymer blend

US12128125B2 · kind B2 · utility

0Cited by

4References

10Claims

0Family size

Assignees

Inventors

Fanwen Zeng · Montgomery, US
Hilda G. Buss · Norristown, US
Matthew Jeletic · Freeland, US
Xiaodong Lu · Richmond, CA
Tian Lan · Langhorne, US
Isabelle Van Reeth · Shanghai, CN
Helene Dihang · Malplaquet, FR
Marc Eeman · Sombreffe, BE
Bryan L. McCulloch · Collegeville, US
Jodi Mecca · Midland, US
Ralph C. Even · Blue Bell, US
Inna Shulman · Cadillac, US
Michaeleen L. Pacholski · Collegeville, US

Key dates

Filing date	Dec 3, 2019
Grant date	Oct 29, 2024
Priority date	—
Expiry date	Feb 9, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F230/085
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A polymer blend is provided comprising: (A) multistage polymer, comprising: acrylate rich stage comprising: structural units of monoethylenically unsaturated non-ionic, acrylate rich stage monomer selected from C1-22 alkyl (meth)acrylates and mixtures thereof; and carbosiloxane rich stage, comprising: structural units of carbosiloxane monomer of formula (I); and (B) silicone-grafted vinyl copolymer, wherein the silicone-grafted vinyl copolymer, comprises: structural units of a vinyl (B) monomer; and structural units of a carbosiloxane dendrimer of formula (V). Also provided are personal care formulations comprising the polymer blend.

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