Invention Grant
- Patent Title: Lignin based flame retardant compositions and processes for the preparation thereof
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Application No.: US16632614Application Date: 2018-09-06
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Publication No.: US11225608B2Publication Date: 2022-01-18
- Inventor: Pavel Basin , Elliot Silcoff , Steve Daren
- Applicant: DAREN LABORATORIES & SCIENTIFIC CONSULTANTS LTD.
- Applicant Address: IL Nes Ziona
- Assignee: DAREN LABORATORIES & SCIENTIFIC CONSULTANTS LTD.
- Current Assignee: DAREN LABORATORIES & SCIENTIFIC CONSULTANTS LTD.
- Current Assignee Address: IL Nes Ziona
- Agency: Roach, Brown, McCarthy & Gruber, P.C.
- Agent Kevin D. McCarthy
- International Application: PCT/IL2018/051008 WO 20180906
- International Announcement: WO2019/053713 WO 20190321
- Main IPC: C09K21/14
- IPC: C09K21/14 ; C07G1/00 ; C08J3/21 ; C08L63/00 ; C09K21/04

Abstract:
The present invention relates to environmentally friendly flame retardant materials based on renewable resources and industrial waste streams. The materials have advantageous intumescent properties, charring, gas phase radical traps and thermal stability. The present invention further relates to processes for the preparation of the flame retardant materials and to plastic materials comprising said flame retardant materials.
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