Patent
US 9,656,214GRAPHENE MEMBRANE LAMINATED TO POROUS WOVEN OR NONWOVEN SUPPORT
MILLER, Seth Adrian, DUERKSEN, Gary L.
Empire Technology Development LLC·5 June 2014·US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,656,214Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual perspective view of pressure acting on a porous graphene layer usable with example composite membranes;
FIG. 2 is a conceptual illustration representative of example composite membranes;
FIG. 3 is a graph representative of distributions of pore sizes in nonwoven fibrous membranes usable with example composite membranes;
FIG. 4, the porous graphene layer 102 at rest may contact pores 204 of porous support substrate 202 at pore borders 402 Please amend the paragraph [0032] of …
FIG. 5. Please amend the paragraph [0037] of the specification as shown below: S/N 13/982,344 [0037] As illustrated in
FIG. 6 is a block diagram representative of systems that may be used for carrying out the example methods of forming the composite membranes, arranged in …
FIG. 7. For example, referring to manufacturing controller 690, one or more of the tasks shown in
FIG. 8 is a block diagram representative of example computer program products that may be used to control the systems of
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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(Pr ex i ously Presented) The method o f claim 1 1. further comprisin g: select ing the woven or non-woven librous mate ri al such that the fi brous porous support substra te inclu des a distribution of pores wi th an a verag e pore d iam ete r in a ran g e between 5 nano m eters and 250 micrometers.
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(C ur rently A m ended) A method to prepare a composite mem brane. the method c omprisi ng: contactinug a lI st surface of a po rous g raph ene l ayer to a grow th substrat e: contac tin g a s econd sun ace of the porous graphene layer to a lirst surl ace o f a fi brous porous supp o rt subst r ate. wherein the fibrous porous support substrate is com prised o f wove n or ion-woven P iro-i s material; removing the porous graphene layer with the f ibrous p orous suppo r t substrate f r om the g rowth substrate: c ontact ing a surface of the fibrous porous support s ubstrate to a poro us metal support, w herei n the porous metal su ppo rt incIides one or more of a metal grid and a spiral bound mesh; and heating the porous graph e ne layer and the fibrous porous support su b strat e to f orm the composite menib rane usi ng a pressurized ther moforming process, wherei n the press uri zed thermooiorinirig p rocess includes a hot c alen dari ng pr ocess.
36. The met hod of claim 11. wherein t he l irst surf ace o f the i brous pnrous support s ubstrate is softened and a surtac e contact between the second su rlli ce o f the porous grap h ene layer and t h e first surface of the f ibrous porous s upp ort substrate is incr ease d, in response to heating the porous g rap lhene layer and the f ibrous porous s upport s ubstrate to form tie co mposite membrane uong the pressuriied thermroforming process.
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(Previo u sly Presented) i he method of clai m 1 1. fu rther comp rising: selecting the wo ven or nion-woven fibrous Ia ter ia l such that the Ii brou s p orous support s ubstrate includes a d istribution of pores, wherein less than o n e po r e per billion in the distributio n of pores has a diameter g reater than 4 ti m es a n average pore diam eter.
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(Pr ex ious l y Presented) T he meth od of claim I- further comprising: c onta c tin g the f i bro us p orous support substrate to at least one woven f ibrou s me m brane or at least on e nonwo v en f ib rou s memb rane.
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(Curr e ntly Amended) T he method of clai nl 11, wher e in t h e porous g ra phene layer includes a lir st set of pores. the f ibrous porous support substrate includes a second set of pores, and the first set of por es fail to oc c lude the se con d s et of 'pore s as [[the] L suriace contact between the seco n d sur fa ce of the po rous g rap he ne layer and the first surface of the f ibrous porous support substrate is increase d. 1 f]
Layer stacks claimed or described, ordered top of device to substrate.
composite membrane
Materials described outside the worked examples.
porous graphene layer
fibrous porous support substrate
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,656,214Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual perspective view of pressure acting on a porous graphene layer usable with example composite membranes;
FIG. 2 is a conceptual illustration representative of example composite membranes;
FIG. 3 is a graph representative of distributions of pore sizes in nonwoven fibrous membranes usable with example composite membranes;
FIG. 4, the porous graphene layer 102 at rest may contact pores 204 of porous support substrate 202 at pore borders 402 Please amend the paragraph [0032] of …
FIG. 5. Please amend the paragraph [0037] of the specification as shown below: S/N 13/982,344 [0037] As illustrated in
FIG. 6 is a block diagram representative of systems that may be used for carrying out the example methods of forming the composite membranes, arranged in …
FIG. 7. For example, referring to manufacturing controller 690, one or more of the tasks shown in
FIG. 8 is a block diagram representative of example computer program products that may be used to control the systems of
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 10. canceled
(Pr ex i ously Presented) The method o f claim 1 1. further comprisin g: select ing the woven or non-woven librous mate ri al such that the fi brous porous support substra te inclu des a distribution of pores wi th an a verag e pore d iam ete r in a ran g e between 5 nano m eters and 250 micrometers.
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(C ur rently A m ended) A method to prepare a composite mem brane. the method c omprisi ng: contactinug a lI st surface of a po rous g raph ene l ayer to a grow th substrat e: contac tin g a s econd sun ace of the porous graphene layer to a lirst surl ace o f a fi brous porous supp o rt subst r ate. wherein the fibrous porous support substrate is com prised o f wove n or ion-woven P iro-i s material; removing the porous graphene layer with the f ibrous p orous suppo r t substrate f r om the g rowth substrate: c ontact ing a surface of the fibrous porous support s ubstrate to a poro us metal support, w herei n the porous metal su ppo rt incIides one or more of a metal grid and a spiral bound mesh; and heating the porous graph e ne layer and the fibrous porous support su b strat e to f orm the composite menib rane usi ng a pressurized ther moforming process, wherei n the press uri zed thermooiorinirig p rocess includes a hot c alen dari ng pr ocess.
36. The met hod of claim 11. wherein t he l irst surf ace o f the i brous pnrous support s ubstrate is softened and a surtac e contact between the second su rlli ce o f the porous grap h ene layer and t h e first surface of the f ibrous porous s upp ort substrate is incr ease d, in response to heating the porous g rap lhene layer and the f ibrous porous s upport s ubstrate to form tie co mposite membrane uong the pressuriied thermroforming process.
- 18. canceled
canceled
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(Previo u sly Presented) i he method of clai m 1 1. fu rther comp rising: selecting the wo ven or nion-woven fibrous Ia ter ia l such that the Ii brou s p orous support s ubstrate includes a d istribution of pores, wherein less than o n e po r e per billion in the distributio n of pores has a diameter g reater than 4 ti m es a n average pore diam eter.
(C ancelled) canceled
(Pr ex ious l y Presented) T he meth od of claim I- further comprising: c onta c tin g the f i bro us p orous support substrate to at least one woven f ibrou s me m brane or at least on e nonwo v en f ib rou s memb rane.
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(Curr e ntly Amended) T he method of clai nl 11, wher e in t h e porous g ra phene layer includes a lir st set of pores. the f ibrous porous support substrate includes a second set of pores, and the first set of por es fail to oc c lude the se con d s et of 'pore s as [[the] L suriace contact between the seco n d sur fa ce of the po rous g rap he ne layer and the first surface of the f ibrous porous support substrate is increase d. 1 f]
Layer stacks claimed or described, ordered top of device to substrate.
composite membrane
Materials described outside the worked examples.
porous graphene layer
fibrous porous support substrate
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,656,214Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual perspective view of pressure acting on a porous graphene layer usable with example composite membranes;
FIG. 2 is a conceptual illustration representative of example composite membranes;
FIG. 3 is a graph representative of distributions of pore sizes in nonwoven fibrous membranes usable with example composite membranes;
FIG. 4, the porous graphene layer 102 at rest may contact pores 204 of porous support substrate 202 at pore borders 402 Please amend the paragraph [0032] of …
FIG. 5. Please amend the paragraph [0037] of the specification as shown below: S/N 13/982,344 [0037] As illustrated in
FIG. 6 is a block diagram representative of systems that may be used for carrying out the example methods of forming the composite membranes, arranged in …
FIG. 7. For example, referring to manufacturing controller 690, one or more of the tasks shown in
FIG. 8 is a block diagram representative of example computer program products that may be used to control the systems of
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 10. canceled
(Pr ex i ously Presented) The method o f claim 1 1. further comprisin g: select ing the woven or non-woven librous mate ri al such that the fi brous porous support substra te inclu des a distribution of pores wi th an a verag e pore d iam ete r in a ran g e between 5 nano m eters and 250 micrometers.
canceled
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canceled
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canceled
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(C ur rently A m ended) A method to prepare a composite mem brane. the method c omprisi ng: contactinug a lI st surface of a po rous g raph ene l ayer to a grow th substrat e: contac tin g a s econd sun ace of the porous graphene layer to a lirst surl ace o f a fi brous porous supp o rt subst r ate. wherein the fibrous porous support substrate is com prised o f wove n or ion-woven P iro-i s material; removing the porous graphene layer with the f ibrous p orous suppo r t substrate f r om the g rowth substrate: c ontact ing a surface of the fibrous porous support s ubstrate to a poro us metal support, w herei n the porous metal su ppo rt incIides one or more of a metal grid and a spiral bound mesh; and heating the porous graph e ne layer and the fibrous porous support su b strat e to f orm the composite menib rane usi ng a pressurized ther moforming process, wherei n the press uri zed thermooiorinirig p rocess includes a hot c alen dari ng pr ocess.
36. The met hod of claim 11. wherein t he l irst surf ace o f the i brous pnrous support s ubstrate is softened and a surtac e contact between the second su rlli ce o f the porous grap h ene layer and t h e first surface of the f ibrous porous s upp ort substrate is incr ease d, in response to heating the porous g rap lhene layer and the f ibrous porous s upport s ubstrate to form tie co mposite membrane uong the pressuriied thermroforming process.
- 18. canceled
canceled
canceled
canceled
canceled
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(Previo u sly Presented) i he method of clai m 1 1. fu rther comp rising: selecting the wo ven or nion-woven fibrous Ia ter ia l such that the Ii brou s p orous support s ubstrate includes a d istribution of pores, wherein less than o n e po r e per billion in the distributio n of pores has a diameter g reater than 4 ti m es a n average pore diam eter.
(C ancelled) canceled
(Pr ex ious l y Presented) T he meth od of claim I- further comprising: c onta c tin g the f i bro us p orous support substrate to at least one woven f ibrou s me m brane or at least on e nonwo v en f ib rou s memb rane.
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(Curr e ntly Amended) T he method of clai nl 11, wher e in t h e porous g ra phene layer includes a lir st set of pores. the f ibrous porous support substrate includes a second set of pores, and the first set of por es fail to oc c lude the se con d s et of 'pore s as [[the] L suriace contact between the seco n d sur fa ce of the po rous g rap he ne layer and the first surface of the f ibrous porous support substrate is increase d. 1 f]
Layer stacks claimed or described, ordered top of device to substrate.
composite membrane
Materials described outside the worked examples.
porous graphene layer
fibrous porous support substrate
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,656,214Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual perspective view of pressure acting on a porous graphene layer usable with example composite membranes;
FIG. 2 is a conceptual illustration representative of example composite membranes;
FIG. 3 is a graph representative of distributions of pore sizes in nonwoven fibrous membranes usable with example composite membranes;
FIG. 4, the porous graphene layer 102 at rest may contact pores 204 of porous support substrate 202 at pore borders 402 Please amend the paragraph [0032] of …
FIG. 5. Please amend the paragraph [0037] of the specification as shown below: S/N 13/982,344 [0037] As illustrated in
FIG. 6 is a block diagram representative of systems that may be used for carrying out the example methods of forming the composite membranes, arranged in …
FIG. 7. For example, referring to manufacturing controller 690, one or more of the tasks shown in
FIG. 8 is a block diagram representative of example computer program products that may be used to control the systems of
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 10. canceled
(Pr ex i ously Presented) The method o f claim 1 1. further comprisin g: select ing the woven or non-woven librous mate ri al such that the fi brous porous support substra te inclu des a distribution of pores wi th an a verag e pore d iam ete r in a ran g e between 5 nano m eters and 250 micrometers.
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
(C ur rently A m ended) A method to prepare a composite mem brane. the method c omprisi ng: contactinug a lI st surface of a po rous g raph ene l ayer to a grow th substrat e: contac tin g a s econd sun ace of the porous graphene layer to a lirst surl ace o f a fi brous porous supp o rt subst r ate. wherein the fibrous porous support substrate is com prised o f wove n or ion-woven P iro-i s material; removing the porous graphene layer with the f ibrous p orous suppo r t substrate f r om the g rowth substrate: c ontact ing a surface of the fibrous porous support s ubstrate to a poro us metal support, w herei n the porous metal su ppo rt incIides one or more of a metal grid and a spiral bound mesh; and heating the porous graph e ne layer and the fibrous porous support su b strat e to f orm the composite menib rane usi ng a pressurized ther moforming process, wherei n the press uri zed thermooiorinirig p rocess includes a hot c alen dari ng pr ocess.
36. The met hod of claim 11. wherein t he l irst surf ace o f the i brous pnrous support s ubstrate is softened and a surtac e contact between the second su rlli ce o f the porous grap h ene layer and t h e first surface of the f ibrous porous s upp ort substrate is incr ease d, in response to heating the porous g rap lhene layer and the f ibrous porous s upport s ubstrate to form tie co mposite membrane uong the pressuriied thermroforming process.
- 18. canceled
canceled
canceled
canceled
canceled
canceled
canceled
(Previo u sly Presented) i he method of clai m 1 1. fu rther comp rising: selecting the wo ven or nion-woven fibrous Ia ter ia l such that the Ii brou s p orous support s ubstrate includes a d istribution of pores, wherein less than o n e po r e per billion in the distributio n of pores has a diameter g reater than 4 ti m es a n average pore diam eter.
(C ancelled) canceled
(Pr ex ious l y Presented) T he meth od of claim I- further comprising: c onta c tin g the f i bro us p orous support substrate to at least one woven f ibrou s me m brane or at least on e nonwo v en f ib rou s memb rane.
- 35. canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
(Curr e ntly Amended) T he method of clai nl 11, wher e in t h e porous g ra phene layer includes a lir st set of pores. the f ibrous porous support substrate includes a second set of pores, and the first set of por es fail to oc c lude the se con d s et of 'pore s as [[the] L suriace contact between the seco n d sur fa ce of the po rous g rap he ne layer and the first surface of the f ibrous porous support substrate is increase d. 1 f]
Layer stacks claimed or described, ordered top of device to substrate.
composite membrane
Materials described outside the worked examples.
porous graphene layer
fibrous porous support substrate
Additional fabrication and treatment steps described in the patent.
porous metal support
porous metal support
porous metal support
porous metal support