Patent
Atlas literature
Patent
US 10,610,461Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A process for producing dental adhesives having strong antimicrobial and antibiofilm properties against bacteria that typically inhabit the oral cavity having appropriate mechanical characteristics and adhesion to the tooth and ensuring appropriate depth of cure, the process comprising: a. [[P]] preparation of a suspension of nano-filler, made of graphene or graphene-based nanostructures, graphene nanoplatelets (GNP), nanoplatelets of reduced graphene oxide, multilayer graphene flakes or a combination thereof, in aqueous solution of ethanol having concentration between 0.1 mg/mL and 15 mg/mL, depending on filler type and amount [[.]]; b. [[A]] addition of [[the]] a polymer adhesive to the nano-filler suspension to obtain the antimicrobial dental adhesive having a specific concentration of nano-filler between 0.05% in weight and 0.5% in weight of the polymer matrix [[.1]; c. [[C]] controlled slow-rate evaporation of the solvent in excess at constant temperature, comprised between 15 °C and 40 ° C, and room pressure through mechanical stirring at velocity of 50-500 rpm, for a time comprised between 0.5 h and 24 h when the mixture has a total over weight with respect to the original polymer content comprised between the 105% and the 150 % [[.]]; d. [[A]]a ir flushing of [[the]] a free-surface of the antimicrobial dental adhesive with a controlled air-flux pressure comprised between 0.03 and 0.9 bar[[.]]; e. UV/vis polymerization for time comprised between 5 and 30 s at an intensity greater than 500 mW/cm 2. Currently amended
The process according to claim 1 wherein in the antimicrobial dental adhesive the concentration of nano- filler is 0.2% in weight of the polymer matrix. Original
The process according to claim 1 wherein the controlled slow-rate evaporation of the solvent in excess is stopped when the mixture has a total over weight with respect to the original polymer content of 120 %. Original
The process according to claim 1 wherein the air-flux pressure is 0.2 bar. Original
The process according to claim 1 wherein the intensity of UV/vis polymerization is greater of 800 mW/cm 2. Original
The process according to claim 1 wherein the graphene, or the graphene-based nanostructures, are decorated, or functionalized with metal oxide. Previously presented
The process according to claim 1 wherein the polymer adhesive to be added to the nano-filler suspension to obtain the antimicrobial dental adhesive is a product including Bis-GMA, HEMA, CO, solvents, water, acetone, optionally containing further nanofillers. Previously presented
Process according to claim 1, wherein said nanofiller suspension is obtained starting from graphene in powder. Previously presented
The process according to claim 1, wherein the graphene nanoplatelets (GNP) are obtained from expanded graphite by liquid-phase exfoliation by sonication. Previously presented
The process according to claim 11, wherein: [[a.]] step a comprises [[P]]preparation of a suspension of expanded graphite in aqueous solution of ethanol at 99% having expanded graphite concentration between 0.1 mg/mL and 1 mg/mL, sonication with a power output per unit of surface transferred from the tip of the sonotrode to the liquid between 20% and 100 % of the maximum value that the sonotrode can provide, with a pulsed cycle 1 sec on-phase and 1 second off-phase, for a total time of activity between 10 and 60 minutes, at a controlled temperature comprised between 10 and 20 ° C[[.]]; [[b.]] step b comprises [[A]] addition of an amount polymer adhesive to the suspension of GNP in ethanol at 99% according to the following formula: SVG 16080815.12-16-2019.K₄₈R₉R₂MRXEAPX5.CLM.1.svg 0.14 4.13 Black and white Wherein WGNP (%) is the GNP weight in percent over the weight of polymer adhesive, and C is the concentration of expanded graphite in ethanol as specified in a) [[.]]; and step b is followed by steps c, d, and e, as recited in claim 1. Currently amended
The process according to claim 1, in wherein the solvent can be aqueous solution of ethanol, organic or inorganic solvent, acetone, glutaraldehyde and their mixture. Previously presented
An antimicrobial dental adhesive obtainable by the process of claim 1, made of graphene, or graphene-based, nanostructures, graphene nanoplatelets, or graphene oxide nanoplatelets, or reduced graphene oxide nanoplatelets, or multilayers graphene flakes, or a combination thereof, uniformly dispersed in the polymer adhesive and partially exposed over the adhesive free-surface with their sharp geometry. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
antimicrobial dental adhesive
Materials described outside the worked examples.
graphene nanostructures
graphene nanoplatelets (GNP)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Viscosity | 0.01–0.1 Pa s | — |
Duration | 10–60 minutes |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,610,461Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A process for producing dental adhesives having strong antimicrobial and antibiofilm properties against bacteria that typically inhabit the oral cavity having appropriate mechanical characteristics and adhesion to the tooth and ensuring appropriate depth of cure, the process comprising: a. [[P]] preparation of a suspension of nano-filler, made of graphene or graphene-based nanostructures, graphene nanoplatelets (GNP), nanoplatelets of reduced graphene oxide, multilayer graphene flakes or a combination thereof, in aqueous solution of ethanol having concentration between 0.1 mg/mL and 15 mg/mL, depending on filler type and amount [[.]]; b. [[A]] addition of [[the]] a polymer adhesive to the nano-filler suspension to obtain the antimicrobial dental adhesive having a specific concentration of nano-filler between 0.05% in weight and 0.5% in weight of the polymer matrix [[.1]; c. [[C]] controlled slow-rate evaporation of the solvent in excess at constant temperature, comprised between 15 °C and 40 ° C, and room pressure through mechanical stirring at velocity of 50-500 rpm, for a time comprised between 0.5 h and 24 h when the mixture has a total over weight with respect to the original polymer content comprised between the 105% and the 150 % [[.]]; d. [[A]]a ir flushing of [[the]] a free-surface of the antimicrobial dental adhesive with a controlled air-flux pressure comprised between 0.03 and 0.9 bar[[.]]; e. UV/vis polymerization for time comprised between 5 and 30 s at an intensity greater than 500 mW/cm 2. Currently amended
The process according to claim 1 wherein in the antimicrobial dental adhesive the concentration of nano- filler is 0.2% in weight of the polymer matrix. Original
The process according to claim 1 wherein the controlled slow-rate evaporation of the solvent in excess is stopped when the mixture has a total over weight with respect to the original polymer content of 120 %. Original
The process according to claim 1 wherein the air-flux pressure is 0.2 bar. Original
The process according to claim 1 wherein the intensity of UV/vis polymerization is greater of 800 mW/cm 2. Original
The process according to claim 1 wherein the graphene, or the graphene-based nanostructures, are decorated, or functionalized with metal oxide. Previously presented
The process according to claim 1 wherein the polymer adhesive to be added to the nano-filler suspension to obtain the antimicrobial dental adhesive is a product including Bis-GMA, HEMA, CO, solvents, water, acetone, optionally containing further nanofillers. Previously presented
Process according to claim 1, wherein said nanofiller suspension is obtained starting from graphene in powder. Previously presented
The process according to claim 1, wherein the graphene nanoplatelets (GNP) are obtained from expanded graphite by liquid-phase exfoliation by sonication. Previously presented
The process according to claim 11, wherein: [[a.]] step a comprises [[P]]preparation of a suspension of expanded graphite in aqueous solution of ethanol at 99% having expanded graphite concentration between 0.1 mg/mL and 1 mg/mL, sonication with a power output per unit of surface transferred from the tip of the sonotrode to the liquid between 20% and 100 % of the maximum value that the sonotrode can provide, with a pulsed cycle 1 sec on-phase and 1 second off-phase, for a total time of activity between 10 and 60 minutes, at a controlled temperature comprised between 10 and 20 ° C[[.]]; [[b.]] step b comprises [[A]] addition of an amount polymer adhesive to the suspension of GNP in ethanol at 99% according to the following formula: SVG 16080815.12-16-2019.K₄₈R₉R₂MRXEAPX5.CLM.1.svg 0.14 4.13 Black and white Wherein WGNP (%) is the GNP weight in percent over the weight of polymer adhesive, and C is the concentration of expanded graphite in ethanol as specified in a) [[.]]; and step b is followed by steps c, d, and e, as recited in claim 1. Currently amended
The process according to claim 1, in wherein the solvent can be aqueous solution of ethanol, organic or inorganic solvent, acetone, glutaraldehyde and their mixture. Previously presented
An antimicrobial dental adhesive obtainable by the process of claim 1, made of graphene, or graphene-based, nanostructures, graphene nanoplatelets, or graphene oxide nanoplatelets, or reduced graphene oxide nanoplatelets, or multilayers graphene flakes, or a combination thereof, uniformly dispersed in the polymer adhesive and partially exposed over the adhesive free-surface with their sharp geometry. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
antimicrobial dental adhesive
Materials described outside the worked examples.
graphene nanostructures
graphene nanoplatelets (GNP)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Viscosity | 0.01–0.1 Pa s | — |
Duration | 10–60 minutes |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,610,461Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A process for producing dental adhesives having strong antimicrobial and antibiofilm properties against bacteria that typically inhabit the oral cavity having appropriate mechanical characteristics and adhesion to the tooth and ensuring appropriate depth of cure, the process comprising: a. [[P]] preparation of a suspension of nano-filler, made of graphene or graphene-based nanostructures, graphene nanoplatelets (GNP), nanoplatelets of reduced graphene oxide, multilayer graphene flakes or a combination thereof, in aqueous solution of ethanol having concentration between 0.1 mg/mL and 15 mg/mL, depending on filler type and amount [[.]]; b. [[A]] addition of [[the]] a polymer adhesive to the nano-filler suspension to obtain the antimicrobial dental adhesive having a specific concentration of nano-filler between 0.05% in weight and 0.5% in weight of the polymer matrix [[.1]; c. [[C]] controlled slow-rate evaporation of the solvent in excess at constant temperature, comprised between 15 °C and 40 ° C, and room pressure through mechanical stirring at velocity of 50-500 rpm, for a time comprised between 0.5 h and 24 h when the mixture has a total over weight with respect to the original polymer content comprised between the 105% and the 150 % [[.]]; d. [[A]]a ir flushing of [[the]] a free-surface of the antimicrobial dental adhesive with a controlled air-flux pressure comprised between 0.03 and 0.9 bar[[.]]; e. UV/vis polymerization for time comprised between 5 and 30 s at an intensity greater than 500 mW/cm 2. Currently amended
The process according to claim 1 wherein in the antimicrobial dental adhesive the concentration of nano- filler is 0.2% in weight of the polymer matrix. Original
The process according to claim 1 wherein the controlled slow-rate evaporation of the solvent in excess is stopped when the mixture has a total over weight with respect to the original polymer content of 120 %. Original
The process according to claim 1 wherein the air-flux pressure is 0.2 bar. Original
The process according to claim 1 wherein the intensity of UV/vis polymerization is greater of 800 mW/cm 2. Original
The process according to claim 1 wherein the graphene, or the graphene-based nanostructures, are decorated, or functionalized with metal oxide. Previously presented
The process according to claim 1 wherein the polymer adhesive to be added to the nano-filler suspension to obtain the antimicrobial dental adhesive is a product including Bis-GMA, HEMA, CO, solvents, water, acetone, optionally containing further nanofillers. Previously presented
Process according to claim 1, wherein said nanofiller suspension is obtained starting from graphene in powder. Previously presented
The process according to claim 1, wherein the graphene nanoplatelets (GNP) are obtained from expanded graphite by liquid-phase exfoliation by sonication. Previously presented
The process according to claim 11, wherein: [[a.]] step a comprises [[P]]preparation of a suspension of expanded graphite in aqueous solution of ethanol at 99% having expanded graphite concentration between 0.1 mg/mL and 1 mg/mL, sonication with a power output per unit of surface transferred from the tip of the sonotrode to the liquid between 20% and 100 % of the maximum value that the sonotrode can provide, with a pulsed cycle 1 sec on-phase and 1 second off-phase, for a total time of activity between 10 and 60 minutes, at a controlled temperature comprised between 10 and 20 ° C[[.]]; [[b.]] step b comprises [[A]] addition of an amount polymer adhesive to the suspension of GNP in ethanol at 99% according to the following formula: SVG 16080815.12-16-2019.K₄₈R₉R₂MRXEAPX5.CLM.1.svg 0.14 4.13 Black and white Wherein WGNP (%) is the GNP weight in percent over the weight of polymer adhesive, and C is the concentration of expanded graphite in ethanol as specified in a) [[.]]; and step b is followed by steps c, d, and e, as recited in claim 1. Currently amended
The process according to claim 1, in wherein the solvent can be aqueous solution of ethanol, organic or inorganic solvent, acetone, glutaraldehyde and their mixture. Previously presented
An antimicrobial dental adhesive obtainable by the process of claim 1, made of graphene, or graphene-based, nanostructures, graphene nanoplatelets, or graphene oxide nanoplatelets, or reduced graphene oxide nanoplatelets, or multilayers graphene flakes, or a combination thereof, uniformly dispersed in the polymer adhesive and partially exposed over the adhesive free-surface with their sharp geometry. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
antimicrobial dental adhesive
Materials described outside the worked examples.
graphene nanostructures
graphene nanoplatelets (GNP)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Viscosity | 0.01–0.1 Pa s | — |
Duration | 10–60 minutes |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,610,461Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A process for producing dental adhesives having strong antimicrobial and antibiofilm properties against bacteria that typically inhabit the oral cavity having appropriate mechanical characteristics and adhesion to the tooth and ensuring appropriate depth of cure, the process comprising: a. [[P]] preparation of a suspension of nano-filler, made of graphene or graphene-based nanostructures, graphene nanoplatelets (GNP), nanoplatelets of reduced graphene oxide, multilayer graphene flakes or a combination thereof, in aqueous solution of ethanol having concentration between 0.1 mg/mL and 15 mg/mL, depending on filler type and amount [[.]]; b. [[A]] addition of [[the]] a polymer adhesive to the nano-filler suspension to obtain the antimicrobial dental adhesive having a specific concentration of nano-filler between 0.05% in weight and 0.5% in weight of the polymer matrix [[.1]; c. [[C]] controlled slow-rate evaporation of the solvent in excess at constant temperature, comprised between 15 °C and 40 ° C, and room pressure through mechanical stirring at velocity of 50-500 rpm, for a time comprised between 0.5 h and 24 h when the mixture has a total over weight with respect to the original polymer content comprised between the 105% and the 150 % [[.]]; d. [[A]]a ir flushing of [[the]] a free-surface of the antimicrobial dental adhesive with a controlled air-flux pressure comprised between 0.03 and 0.9 bar[[.]]; e. UV/vis polymerization for time comprised between 5 and 30 s at an intensity greater than 500 mW/cm 2. Currently amended
The process according to claim 1 wherein in the antimicrobial dental adhesive the concentration of nano- filler is 0.2% in weight of the polymer matrix. Original
The process according to claim 1 wherein the controlled slow-rate evaporation of the solvent in excess is stopped when the mixture has a total over weight with respect to the original polymer content of 120 %. Original
The process according to claim 1 wherein the air-flux pressure is 0.2 bar. Original
The process according to claim 1 wherein the intensity of UV/vis polymerization is greater of 800 mW/cm 2. Original
The process according to claim 1 wherein the graphene, or the graphene-based nanostructures, are decorated, or functionalized with metal oxide. Previously presented
The process according to claim 1 wherein the polymer adhesive to be added to the nano-filler suspension to obtain the antimicrobial dental adhesive is a product including Bis-GMA, HEMA, CO, solvents, water, acetone, optionally containing further nanofillers. Previously presented
Process according to claim 1, wherein said nanofiller suspension is obtained starting from graphene in powder. Previously presented
The process according to claim 1, wherein the graphene nanoplatelets (GNP) are obtained from expanded graphite by liquid-phase exfoliation by sonication. Previously presented
The process according to claim 11, wherein: [[a.]] step a comprises [[P]]preparation of a suspension of expanded graphite in aqueous solution of ethanol at 99% having expanded graphite concentration between 0.1 mg/mL and 1 mg/mL, sonication with a power output per unit of surface transferred from the tip of the sonotrode to the liquid between 20% and 100 % of the maximum value that the sonotrode can provide, with a pulsed cycle 1 sec on-phase and 1 second off-phase, for a total time of activity between 10 and 60 minutes, at a controlled temperature comprised between 10 and 20 ° C[[.]]; [[b.]] step b comprises [[A]] addition of an amount polymer adhesive to the suspension of GNP in ethanol at 99% according to the following formula: SVG 16080815.12-16-2019.K₄₈R₉R₂MRXEAPX5.CLM.1.svg 0.14 4.13 Black and white Wherein WGNP (%) is the GNP weight in percent over the weight of polymer adhesive, and C is the concentration of expanded graphite in ethanol as specified in a) [[.]]; and step b is followed by steps c, d, and e, as recited in claim 1. Currently amended
The process according to claim 1, in wherein the solvent can be aqueous solution of ethanol, organic or inorganic solvent, acetone, glutaraldehyde and their mixture. Previously presented
An antimicrobial dental adhesive obtainable by the process of claim 1, made of graphene, or graphene-based, nanostructures, graphene nanoplatelets, or graphene oxide nanoplatelets, or reduced graphene oxide nanoplatelets, or multilayers graphene flakes, or a combination thereof, uniformly dispersed in the polymer adhesive and partially exposed over the adhesive free-surface with their sharp geometry. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
antimicrobial dental adhesive
Materials described outside the worked examples.
graphene nanostructures
graphene nanoplatelets (GNP)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 5C illustrates a magnification of a graphene nanoplatelet that alters the structure of the biofilm formed by S. mutans. Detailed description of a preferred …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Viscosity | 0.01–0.1 Pa s | — |
Duration | 10–60 minutes |
Related documents with shared materials, methods, properties, or citations.
nanoplatelets of reduced graphene oxide
multilayer graphene flakes
aqueous solution of ethanol
metal oxide
zinc oxide micro- and/or nanostructures, nanorods
ZnO
Bis-GMA
HEMA
acetone
silicate nanofillers
expanded graphite
glutaraldehyde
graphene oxide nanoplatelets
polymer adhesive
| — |
Thickness | 5–10 nm | — |
Thickness | 25–335 nm | — |
Thickness | 20–500 nm | — |
Duration | 3–9 hours | — |
Pressure | 0.03–0.9 MPa | — |
Pressure | 30–34 MPa | — |
Thickness | ≥ 4.4 mm | — |
Temperature | 15–40 °C | — |
Pressure | 0.03–0.9 bar | — |
Temperature | 10–20 °C | — |
Thickness | 200–10000 nm | — |
Thickness | 1–100 nm | — |
Pressure | 0.01–0.1 Pa | — |
Thickness | 0.5–25 µm | — |
nanoplatelets of reduced graphene oxide
multilayer graphene flakes
aqueous solution of ethanol
metal oxide
zinc oxide micro- and/or nanostructures, nanorods
ZnO
Bis-GMA
HEMA
acetone
silicate nanofillers
expanded graphite
glutaraldehyde
graphene oxide nanoplatelets
polymer adhesive
| — |
Thickness | 5–10 nm | — |
Thickness | 25–335 nm | — |
Thickness | 20–500 nm | — |
Duration | 3–9 hours | — |
Pressure | 0.03–0.9 MPa | — |
Pressure | 30–34 MPa | — |
Thickness | ≥ 4.4 mm | — |
Temperature | 15–40 °C | — |
Pressure | 0.03–0.9 bar | — |
Temperature | 10–20 °C | — |
Thickness | 200–10000 nm | — |
Thickness | 1–100 nm | — |
Pressure | 0.01–0.1 Pa | — |
Thickness | 0.5–25 µm | — |
nanoplatelets of reduced graphene oxide
multilayer graphene flakes
aqueous solution of ethanol
metal oxide
zinc oxide micro- and/or nanostructures, nanorods
ZnO
Bis-GMA
HEMA
acetone
silicate nanofillers
expanded graphite
glutaraldehyde
graphene oxide nanoplatelets
polymer adhesive
| — |
Thickness | 5–10 nm | — |
Thickness | 25–335 nm | — |
Thickness | 20–500 nm | — |
Duration | 3–9 hours | — |
Pressure | 0.03–0.9 MPa | — |
Pressure | 30–34 MPa | — |
Thickness | ≥ 4.4 mm | — |
Temperature | 15–40 °C | — |
Pressure | 0.03–0.9 bar | — |
Temperature | 10–20 °C | — |
Thickness | 200–10000 nm | — |
Thickness | 1–100 nm | — |
Pressure | 0.01–0.1 Pa | — |
Thickness | 0.5–25 µm | — |
nanoplatelets of reduced graphene oxide
multilayer graphene flakes
aqueous solution of ethanol
metal oxide
zinc oxide micro- and/or nanostructures, nanorods
ZnO
Bis-GMA
HEMA
acetone
silicate nanofillers
expanded graphite
glutaraldehyde
graphene oxide nanoplatelets
polymer adhesive
| — |
Thickness | 5–10 nm | — |
Thickness | 25–335 nm | — |
Thickness | 20–500 nm | — |
Duration | 3–9 hours | — |
Pressure | 0.03–0.9 MPa | — |
Pressure | 30–34 MPa | — |
Thickness | ≥ 4.4 mm | — |
Temperature | 15–40 °C | — |
Pressure | 0.03–0.9 bar | — |
Temperature | 10–20 °C | — |
Thickness | 200–10000 nm | — |
Thickness | 1–100 nm | — |
Pressure | 0.01–0.1 Pa | — |
Thickness | 0.5–25 µm | — |
