Invention Grant
- Patent Title: Derivatives of diphosphines as flame retardants for polyurethanes
- Patent Title (中): 二膦作为聚氨酯阻燃剂的衍生物
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Application No.: US13017608Application Date: 2011-01-31
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Publication No.: US08759411B2Publication Date: 2014-06-24
- Inventor: Marco Balbo Block , Jens Ferbitz , Oliver Steffen Henze , Christoph Fleckenstein , Klemens Massonne
- Applicant: Marco Balbo Block , Jens Ferbitz , Oliver Steffen Henze , Christoph Fleckenstein , Klemens Massonne
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Main IPC: C08G18/06
- IPC: C08G18/06 ; C08J9/04
Abstract:
The use of at least one diphosphine of formula (I), wherein X is S or O; n is 0 or 1; R1, R2, R3, R4 are independently C1-C10-alkyl, C1-C10-hydroxyalkyl, C1-C10-alkoxy, C1-C10-hydroxyalkoxy, C3-C10-cycloalkyl, C3-C10-cycloalkoxy, C6-C10-aryl, C6-C10-aryloxy, C6-C10-aryl-C1-C4-alkyl, C6-C10-aryl-C1-C4-alkoxy, C6-C10-hydroxy-aryl, C6-C10-hydroxy-aryloxy, C1-C10-thioalkyl, C6-C10-thioaryl or C1-C4-thioalkyl-C6-C10-aryl, NR5R6, COR2, COOR5 or CONR5R6; R5, R6 are H, C1-C10-alkyl, C3-C10-cycloalkyl, C6-C10-aryl or C6-C10-aryl-C1-C4-alkyl; as a flame retardant in a polyurethane material is provided.
Public/Granted literature
- US20110190407A1 DERIVATIVES OF DIPHOSPHINES AS FLAME RETARDANTS FOR POLYURETHANES Public/Granted day:2011-08-04
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