Invention Grant
- Patent Title: Method of making hydroxymethylphosphonate, polyurethane foam-forming compositions, polyurethane foam and articles made therefrom
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Application No.: US15419189Application Date: 2017-01-30
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Publication No.: US09657151B1Publication Date: 2017-05-23
- Inventor: Jeffrey K. Stowell , Gerardo Francisco , Edward Weil
- Applicant: ICL-IP AMERICA INC.
- Applicant Address: US NY Tarrytown
- Assignee: ICL-IP America Inc.
- Current Assignee: ICL-IP America Inc.
- Current Assignee Address: US NY Tarrytown
- Agency: Dilworth & Barrese, LLP
- Main IPC: C08J9/00
- IPC: C08J9/00 ; C08G18/08 ; C09K21/12
Abstract:
There is provided herein a method of making hydroxymethylphosphonate comprising reacting paraformaldehyde, at least one dialkyl phosphite and at least one trialkyl phosphite, in the presence of at least one amine catalyst.
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