Patent · US Active

Polyolefin films containing recycled polyolefin material

US11795284B2 · kind B2 · utility

1Cited by

3References

27Claims

0Family size

Assignee

The Procter & Gamble Company · US

Inventors

Christian Kohlweyer · Bad Vilbel, DE
Paul Thomas Weisman · Cincinnati, US
Michael Remus · Schwalbach am Taunus, DE
Peter Kramkowski · Bad Soden am Taunus, DE

Key dates

Filing date	Dec 1, 2021
Grant date	Oct 24, 2023
Priority date	—
Expiry date	Apr 13, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/20
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A polyolefin film having between about 10% and about 95%, by weight of the polyolefin film, of recycled polyolefin is described. The polyolefin film has an Average Hole Count between about 0.0 and about 10.0, according to the Gel Count Test Method. The polyolefin film has an Average Gel Count between about 0.0 and about 100.0, according to the Gel Count Test Method. The polyolefin film has an Average Relative Gel Height between about 0.0% and about 150.0%. The polyolefin film has a Total Spot Count between about 0.0 and about 100.0, according to the Gel Count Test Method.

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