Patent · US Active

Thermoplastic polyolefin compositions useful for odor reduction

US11970601B2 · kind B2 · utility

0Cited by

12References

9Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Haiying Li · Shanghai, CN
Andong Liu · Cambridge, US
Shaoguang Feng · Midland, US
Xiuhan Yang · Shanghai, CN
Jian Zou · Shifang, CN
Ming Ming · Shanghai, CN
Yonghua Gong · Shanghai, CN
Xuemei Zhai · Shanghai, CN

Key dates

Filing date	Nov 29, 2018
Grant date	Apr 30, 2024
Priority date	—
Expiry date	Nov 14, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/025
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A thermoplastic polyolefin composition comprises: (A) a polypropylene polymer; (B) an elastomer component; (C) an additive component; and (D) a scavenger component comprising a polyacetoacetate compound having the Formula (I) defined herein and calcium carbonate. And an article is made from the thermoplastic polyolefin composition.

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