Invention Grant
US09441001B2 Method of making hydroxymethylphosphonate, polyurethane foam-forming compositions, polyurethane foam and articles made therefrom
有权
制备羟甲基膦酸酯的方法，聚氨酯泡沫形成组合物，聚氨酯泡沫和由其制成的制品
- Patent Title: Method of making hydroxymethylphosphonate, polyurethane foam-forming compositions, polyurethane foam and articles made therefrom
- Patent Title (中): 制备羟甲基膦酸酯的方法，聚氨酯泡沫形成组合物，聚氨酯泡沫和由其制成的制品
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Application No.: US14368646Application Date: 2013-09-12
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Publication No.: US09441001B2Publication Date: 2016-09-13
- 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
- International Application: PCT/US2013/059358 WO 20130912
- International Announcement: WO2014/062313 WO 20140424
- Main IPC: C07F9/40
- IPC: C07F9/40 ; C08L75/04 ; C08J9/00 ; C08K5/5333 ; C08G18/08
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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