Invention Grant
- Patent Title: Phosphonate-substituted lignin as a flame retardant
-
Application No.: US13577382Application Date: 2012-05-03
-
Publication No.: US08747709B2Publication Date: 2014-06-10
- Inventor: Glen Leon Brizius
- Applicant: Glen Leon Brizius
- Applicant Address: US DE Wilmington
- Assignee: Empire Technology Development LLC
- Current Assignee: Empire Technology Development LLC
- Current Assignee Address: US DE Wilmington
- Agency: Pepper Hamilton LLP
- International Application: PCT/US2012/036291 WO 20120503
- International Announcement: WO2013/165425 WO 20131107
- Main IPC: C09K21/12
- IPC: C09K21/12 ; C09K21/14 ; C08H6/00 ; D21H11/20 ; C09D5/18 ; D21C9/00 ; C08H7/00
Abstract:
Modified lignin having covalently attached phosphorous containing groups and methods for preparing such compounds are described herein. The modified lignin described herein provides a renewable source of flame retardant material.
Public/Granted literature
- US20130292615A1 PHOSPHONATE-SUBSTITUTED LIGNIN AS A FLAME RETARDANT Public/Granted day:2013-11-07
Information query
