Invention Grant
- Patent Title: Phosphonate-substituted lignin as a flame retardant
- Patent Title (中): 膦酸酯取代的木质素作为阻燃剂
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Application No.: US14480393Application Date: 2014-09-08
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Publication No.: US09410088B2Publication Date: 2016-08-09
- Inventor: Glen Leon Brizius
- Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLC
- 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
- Main IPC: C09K21/12
- IPC: C09K21/12 ; C09K21/14 ; C08H6/00 ; D21H11/20 ; C09D5/18 ; D21C9/00 ; C08H7/00 ; C08L55/02 ; C08L77/00
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
- US20140378671A1 PHOSPHONATE-SUBSTITUTED LIGNIN AS A FLAME RETARDANT Public/Granted day:2014-12-25
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