Invention Grant
- Patent Title: Manufacture of novolacs and resoles using lignin
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Application No.: US17032731Application Date: 2020-09-25
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Publication No.: US11697703B2Publication Date: 2023-07-11
- Inventor: Anthony Maiorana , Srirama N. Maddipatla Venkata , Stephen W. Arbuckle , Ganapathy Viswanathan
- Applicant: BAKELITE UK HOLDING LTD
- Applicant Address: GB Penarth
- Assignee: BAKELITE UK HOLDING LTD
- Current Assignee: BAKELITE UK HOLDING LTD
- Current Assignee Address: GB Penarth
- Agency: Edmonds & Cmaidalka, P.C.
- The original application number of the division: US15881425 2018.01.26
- Main IPC: C08G8/08
- IPC: C08G8/08 ; C08G8/24 ; C08H7/00 ; C08H8/00 ; C08L61/12 ; C08L97/00
Abstract:
Processes for manufacturing novolacs and resoles from lignin are disclosed. A phenol-aldehyde-lignin dispersion is formed which can then be used to make either a novolac or a resole, depending upon the catalysts used.
Public/Granted literature
- US20210009745A1 MANUFACTURE OF NOVOLACS AND RESOLES USING LIGNIN Public/Granted day:2021-01-14
Information query
