US2020165418A1PendingUtilityA1

Modified nitride particles, oligomer functionalized nitride particles, polymer based composites and methods of forming thereof

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Assignee: SAINT GOBAIN CERAMICSPriority: Dec 30, 2015Filed: Jan 30, 2020Published: May 28, 2020
Est. expiryDec 30, 2035(~9.5 yrs left)· nominal 20-yr term from priority
Inventors:Nazila DadvandNabil Nahas
C08K 9/04C08K 3/38C09C 1/00C08K 2003/385C09C 3/08C08K 3/34C08K 3/28C08L 101/00
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Claims

Abstract

A surface modified nitride particle including a nitride particle covalently bonded via a urethane moiety to an aromatic compound. The surface modified nitride particle may further include at least two auxiliary moieties for bonding to oligomers.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . An oligomer functionalized nitride particle comprising: a nitride particle; an aromatic compound covalently bonded via a urethane moiety to the nitride particle; and at least two oligomers covalently bonded to the aromatic compound via at least two auxiliary moieties of the aromatic compound. 
     
     
         2 . The oligomer functionalized nitride particle of  claim 1 , wherein the nitride particle is a boron nitride particle or a silicon nitride particle. 
     
     
         3 . The oligomer functionalized nitride particle of  claim 1 , wherein the nitride particle is a hexagonal boron nitride particle. 
     
     
         4 . The oligomer functionalized nitride particle of  claim 1 , wherein a majority of any moieties connecting the nitride particle and the aromatic compound are urethane moieties. 
     
     
         5 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises at least one aromatic ring, at least two aromatic rings, at least three aromatic rings. 
     
     
         6 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises a phenyl moiety, a biphenyl moiety, a naphthyl moiety, a phenanthryl moiety, a methylene-diphenyl moiety, a triphenyl-methane moiety. 
     
     
         7 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises a phenyl moiety. 
     
     
         8 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises a biphenyl moiety. 
     
     
         9 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two auxiliary moieties are amino groups (—NH2), hydroxyl groups (—OH), fluoro groups (—F), chloro groups (—Cl), bromo groups (—Br), iodo groups (—I), carboxyl groups (—COOH), cyano groups (—CN), cyanate groups (—OCN), isocyanate groups (—NCO), thiol groups (—SH), or thioisocyanate groups (—NCS). 
     
     
         10 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two auxiliary moieties are amino groups (—NH2). 
     
     
         11 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two auxiliary moieties are hydroxyl groups (—OH). 
     
     
         12 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises two isocyanate moieties, three isocyanate moieties, four isocyanate moieties, five isocyanate moieties. 
     
     
         13 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises three isocyanate moieties. 
     
     
         14 . The oligomer functionalized nitride particle of  claim 1 , wherein the aromatic compound comprises four isocyanate moieties. 
     
     
         15 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise silicone/siloxane, phenolic resin, epoxy resin, poly-butadiene, polyimides, polyester resin, polyurethane, poly(methyl methacrylate) (PMMA), Acrylonitrile butadiene styrene (ABS), polylactic acid, polybenzimaidazole (PBO and PBI), polycarbonate (PC), polyether sulfone (PES), poly ether ether ketone (PEEK), polyetherimide (PEI), polyethylene (PE), polyphenylene oxide (PPO), polyphenylene sulfide (PPS), polyether sulfone (PES), polysulfone (PS), polypropylene (PP), polystyrene (PS), polyvinyl chloride (PVC), poly(dimethylsiloxane) or a fluoropolymer. 
     
     
         16 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise silicone/siloxane. 
     
     
         17 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise phenolic resin. 
     
     
         18 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise silicone/siloxane, phenolic resin, epoxy resin, poly-butadiene, polyimides, polyester resin, polyurethane, poly(methyl methacrylate) (PMMA), Acrylonitrile butadiene styrene (ABS), polylactic acid, polybenzimaidazole (PBO and PBI), polycarbonate (PC), polyether sulfone (PES), poly ether ether ketone (PEEK), polyetherimide (PEI), polyethylene (PE), polyphenylene oxide (PPO), polyphenylene sulfide (PPS), polyether sulfone (PES), polysulfone (PS), polypropylene (PP), polystyrene (PS), polyvinyl chloride (PVC), poly(dimethylsiloxane) or a fluoropolymer. 
     
     
         19 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise PTFE, ETFE, FEP, ECTFE or PFA. 
     
     
         20 . The oligomer functionalized nitride particle of  claim 1 , wherein the at least two oligomers comprise PTFE.

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