Patent · US Active

Method of producing lignin with reduced amount of odorous substances

US9617393B2 · kind B2 · utility

1Cited by

3References

14Claims

0Family size

Assignee

INNVENTIA AB · SE

Inventors

Per Tomani · Huddinge, SE
Fernando Alvarado · Madison, US

Key dates

Filing date	Nov 13, 2015
Grant date	Apr 11, 2017
Priority date	—
Expiry date	Nov 13, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2257/306
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to a method of producing lignin with reduced amount of odorous substances comprising the steps of: The invention also relates to a lignin product with reduced odor obtained and/or obtainable by the method and to the use of the obtained lignin as a component in polymer blends, an additive or filler in building materials, as binding agent in adhesives, and/or for the production of a carbon fiber, especially in indoor applications.

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