Patent · US Active

Polyfunctional alcohols as cross-linkers in PMI foams

US10619024B2 · kind B2 · utility

3Cited by

8References

10Claims

0Family size

Assignee

Evonik Operations GmbH · DE

Inventors

Thomas Richter · Wauseon, US
Thomas Barthel · Detroit Lakes, US
Lars Bork · Weiterstadt, DE
Christoph Seipel · Babenhausen, DE
Kay Bernhard · Darmstadt, DE

Key dates

Filing date	Sep 6, 2016
Grant date	Apr 14, 2020
Priority date	—
Expiry date	Sep 6, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2400/104
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to the production of PMI foams, more particularly to their formulating ingredients, which lead to particular facility in adjusting the density at given foaming temperature.

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