Patent
Atlas literature
Patent
US 12,145,844 B2Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
FIG. 5 is a view illustrating graphs of particle size distributions of hexagonal boron nitride powder in accor- dance with Examples 1 and 2 and Comparative …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A hexagonal boron nitride powder, comprising hexago-nal boron nitride agglomerate particles each including agglomerated hexagonal boron nitride primary particles, the hexagonal boron nitride powder having a specific surface area of not less than 0.5 m2/g and not more than 5.0 m2/g, and the hexagonal boron nitride primary particles each having a long diameter of not less than 0.6 µm and not more than 4.0 µm and an aspect ratio of not less than 1.5 and not more than 4.0, wherein the hexagonal boron nitride powder has a D95, as measured via a particle size distribution measurement, of 5 µm to 15 µm.
A resin composition, comprising: hexagonal boron nitride powder according to claim 1; and a resin. 4.Aresin sheet, comprising a resin composition according to claim 3, the resin sheet having a plane orientation index B=log(A/6.67) of not more than 0.95, the plane orientation index B calculated from a peak ratio A=(002)/(100) between 25 a (002) plane and a (100) plane, and the peak ratio obtained via an XRD measurement and resulting from hexagonal boron nitride primary particles. ∗ ∗ ∗ ∗ ∗
The hexagonal boron nitride powder according to claim 1, wherein the hexagonal boron nitride powder has a tapped density of not less than 0.40 g/cm3.
Layer stacks claimed or described, ordered top of device to substrate.
resin composition
resin sheet
Materials described outside the worked examples.
hexagonal boron nitride powder
BN
resin
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 0.5–5 m2/g | BN |
Primary Particle Long Diameter | 0.6–4 µm |
Patents and literature cited by this patent (applicant and examiner references).
Cited patents · 12
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 12,145,844 B2Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
FIG. 5 is a view illustrating graphs of particle size distributions of hexagonal boron nitride powder in accor- dance with Examples 1 and 2 and Comparative …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A hexagonal boron nitride powder, comprising hexago-nal boron nitride agglomerate particles each including agglomerated hexagonal boron nitride primary particles, the hexagonal boron nitride powder having a specific surface area of not less than 0.5 m2/g and not more than 5.0 m2/g, and the hexagonal boron nitride primary particles each having a long diameter of not less than 0.6 µm and not more than 4.0 µm and an aspect ratio of not less than 1.5 and not more than 4.0, wherein the hexagonal boron nitride powder has a D95, as measured via a particle size distribution measurement, of 5 µm to 15 µm.
A resin composition, comprising: hexagonal boron nitride powder according to claim 1; and a resin. 4.Aresin sheet, comprising a resin composition according to claim 3, the resin sheet having a plane orientation index B=log(A/6.67) of not more than 0.95, the plane orientation index B calculated from a peak ratio A=(002)/(100) between 25 a (002) plane and a (100) plane, and the peak ratio obtained via an XRD measurement and resulting from hexagonal boron nitride primary particles. ∗ ∗ ∗ ∗ ∗
The hexagonal boron nitride powder according to claim 1, wherein the hexagonal boron nitride powder has a tapped density of not less than 0.40 g/cm3.
Layer stacks claimed or described, ordered top of device to substrate.
resin composition
resin sheet
Materials described outside the worked examples.
hexagonal boron nitride powder
BN
resin
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 0.5–5 m2/g | BN |
Primary Particle Long Diameter | 0.6–4 µm |
Patents and literature cited by this patent (applicant and examiner references).
Cited patents · 12
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 12,145,844 B2Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
FIG. 5 is a view illustrating graphs of particle size distributions of hexagonal boron nitride powder in accor- dance with Examples 1 and 2 and Comparative …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A hexagonal boron nitride powder, comprising hexago-nal boron nitride agglomerate particles each including agglomerated hexagonal boron nitride primary particles, the hexagonal boron nitride powder having a specific surface area of not less than 0.5 m2/g and not more than 5.0 m2/g, and the hexagonal boron nitride primary particles each having a long diameter of not less than 0.6 µm and not more than 4.0 µm and an aspect ratio of not less than 1.5 and not more than 4.0, wherein the hexagonal boron nitride powder has a D95, as measured via a particle size distribution measurement, of 5 µm to 15 µm.
A resin composition, comprising: hexagonal boron nitride powder according to claim 1; and a resin. 4.Aresin sheet, comprising a resin composition according to claim 3, the resin sheet having a plane orientation index B=log(A/6.67) of not more than 0.95, the plane orientation index B calculated from a peak ratio A=(002)/(100) between 25 a (002) plane and a (100) plane, and the peak ratio obtained via an XRD measurement and resulting from hexagonal boron nitride primary particles. ∗ ∗ ∗ ∗ ∗
The hexagonal boron nitride powder according to claim 1, wherein the hexagonal boron nitride powder has a tapped density of not less than 0.40 g/cm3.
Layer stacks claimed or described, ordered top of device to substrate.
resin composition
resin sheet
Materials described outside the worked examples.
hexagonal boron nitride powder
BN
resin
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 0.5–5 m2/g | BN |
Primary Particle Long Diameter | 0.6–4 µm |
Patents and literature cited by this patent (applicant and examiner references).
Cited patents · 12
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 12,145,844 B2Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
FIG. 5 is a view illustrating graphs of particle size distributions of hexagonal boron nitride powder in accor- dance with Examples 1 and 2 and Comparative …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A hexagonal boron nitride powder, comprising hexago-nal boron nitride agglomerate particles each including agglomerated hexagonal boron nitride primary particles, the hexagonal boron nitride powder having a specific surface area of not less than 0.5 m2/g and not more than 5.0 m2/g, and the hexagonal boron nitride primary particles each having a long diameter of not less than 0.6 µm and not more than 4.0 µm and an aspect ratio of not less than 1.5 and not more than 4.0, wherein the hexagonal boron nitride powder has a D95, as measured via a particle size distribution measurement, of 5 µm to 15 µm.
A resin composition, comprising: hexagonal boron nitride powder according to claim 1; and a resin. 4.Aresin sheet, comprising a resin composition according to claim 3, the resin sheet having a plane orientation index B=log(A/6.67) of not more than 0.95, the plane orientation index B calculated from a peak ratio A=(002)/(100) between 25 a (002) plane and a (100) plane, and the peak ratio obtained via an XRD measurement and resulting from hexagonal boron nitride primary particles. ∗ ∗ ∗ ∗ ∗
The hexagonal boron nitride powder according to claim 1, wherein the hexagonal boron nitride powder has a tapped density of not less than 0.40 g/cm3.
Layer stacks claimed or described, ordered top of device to substrate.
resin composition
resin sheet
Materials described outside the worked examples.
hexagonal boron nitride powder
BN
resin
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 1, in which (a) of
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 0.5–5 m2/g | BN |
Primary Particle Long Diameter | 0.6–4 µm |
Patents and literature cited by this patent (applicant and examiner references).
Cited patents · 12
Related documents with shared materials, methods, properties, or citations.
oxide of boron
nitrogen-containing organic compound
lithium carbonate
Li₂CO₃
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
durability, heat resistance, pressure resistance, corrosion resistance, and the like. 45 Examples of a mechanism for preventing gas exchange from occurring include a lidded reaction vessel to be used as the reaction vessel. Since a lidded reaction vessel is se
Primary Particle Aspect Ratio | 1.5–4 dimensionless | BN |
Particle Size D95 | 5–15 µm | BN |
Tapped Bulk Density | ≥ 0.4 g/cm3 | BN |
Plane Orientation Index | ≤ 0.95 dimensionless | BN |
Thickness | 5–40 µm | — |
Thickness | 5–12 µm | — |
Thickness | 5–10 µm | — |
Thickness | 20–200 µm | — |
Thickness | 20–100 µm | — |
Thickness | 20–50 µm | — |
Thickness | ≤ 0.6 µm | — |
Thickness | ≤ 1 µm | — |
Thickness | ≤ 1.5 µm | — |
Thickness | ≤ 5 µm | — |
Thickness | ≤ 1.8 µm | — |
Thickness | ≤ 2 µm | — |
— | ≤ 3.5 W | — |
— | ≤ 4.5 W | — |
Temperature | ≤ 1200 °C | — |
Temperature | ≤ 1250 °C | — |
Temperature | ≤ 1300 °C | — |
Thickness | ≥ 4 µm | — |
Thickness | ≥ 3.5 µm | — |
Thickness | ≥ 15 µm | — |
Pressure | ≥ 130 Pa | — |
Pressure | ≥ 125 Pa | — |
Temperature | ≥ 1500 °C | — |
Temperature | ≥ 1450 °C | — |
Cited non-patent literature · 1
RUGGED HEXAGONAL BORON NITRIDE SOLID STATE DETECTOR
oxide of boron
nitrogen-containing organic compound
lithium carbonate
Li₂CO₃
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
durability, heat resistance, pressure resistance, corrosion resistance, and the like. 45 Examples of a mechanism for preventing gas exchange from occurring include a lidded reaction vessel to be used as the reaction vessel. Since a lidded reaction vessel is se
Primary Particle Aspect Ratio | 1.5–4 dimensionless | BN |
Particle Size D95 | 5–15 µm | BN |
Tapped Bulk Density | ≥ 0.4 g/cm3 | BN |
Plane Orientation Index | ≤ 0.95 dimensionless | BN |
Thickness | 5–40 µm | — |
Thickness | 5–12 µm | — |
Thickness | 5–10 µm | — |
Thickness | 20–200 µm | — |
Thickness | 20–100 µm | — |
Thickness | 20–50 µm | — |
Thickness | ≤ 0.6 µm | — |
Thickness | ≤ 1 µm | — |
Thickness | ≤ 1.5 µm | — |
Thickness | ≤ 5 µm | — |
Thickness | ≤ 1.8 µm | — |
Thickness | ≤ 2 µm | — |
— | ≤ 3.5 W | — |
— | ≤ 4.5 W | — |
Temperature | ≤ 1200 °C | — |
Temperature | ≤ 1250 °C | — |
Temperature | ≤ 1300 °C | — |
Thickness | ≥ 4 µm | — |
Thickness | ≥ 3.5 µm | — |
Thickness | ≥ 15 µm | — |
Pressure | ≥ 130 Pa | — |
Pressure | ≥ 125 Pa | — |
Temperature | ≥ 1500 °C | — |
Temperature | ≥ 1450 °C | — |
Cited non-patent literature · 1
RUGGED HEXAGONAL BORON NITRIDE SOLID STATE DETECTOR
oxide of boron
nitrogen-containing organic compound
lithium carbonate
Li₂CO₃
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
durability, heat resistance, pressure resistance, corrosion resistance, and the like. 45 Examples of a mechanism for preventing gas exchange from occurring include a lidded reaction vessel to be used as the reaction vessel. Since a lidded reaction vessel is se
Primary Particle Aspect Ratio | 1.5–4 dimensionless | BN |
Particle Size D95 | 5–15 µm | BN |
Tapped Bulk Density | ≥ 0.4 g/cm3 | BN |
Plane Orientation Index | ≤ 0.95 dimensionless | BN |
Thickness | 5–40 µm | — |
Thickness | 5–12 µm | — |
Thickness | 5–10 µm | — |
Thickness | 20–200 µm | — |
Thickness | 20–100 µm | — |
Thickness | 20–50 µm | — |
Thickness | ≤ 0.6 µm | — |
Thickness | ≤ 1 µm | — |
Thickness | ≤ 1.5 µm | — |
Thickness | ≤ 5 µm | — |
Thickness | ≤ 1.8 µm | — |
Thickness | ≤ 2 µm | — |
— | ≤ 3.5 W | — |
— | ≤ 4.5 W | — |
Temperature | ≤ 1200 °C | — |
Temperature | ≤ 1250 °C | — |
Temperature | ≤ 1300 °C | — |
Thickness | ≥ 4 µm | — |
Thickness | ≥ 3.5 µm | — |
Thickness | ≥ 15 µm | — |
Pressure | ≥ 130 Pa | — |
Pressure | ≥ 125 Pa | — |
Temperature | ≥ 1500 °C | — |
Temperature | ≥ 1450 °C | — |
Cited non-patent literature · 1
RUGGED HEXAGONAL BORON NITRIDE SOLID STATE DETECTOR
oxide of boron
nitrogen-containing organic compound
lithium carbonate
Li₂CO₃
FIG. 2 is a view illustrating a scanning electron micro- scope image of hexagonal boron nitride powder in accor- dance with Example 2, in which (a) of
FIG. 3 is a view illustrating of a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 7, in which (a) …
FIG. 4 a view illustrating a scanning electron microscope image of hexagonal boron nitride powder in accordance with Comparative Example 8, in which (a) of
durability, heat resistance, pressure resistance, corrosion resistance, and the like. 45 Examples of a mechanism for preventing gas exchange from occurring include a lidded reaction vessel to be used as the reaction vessel. Since a lidded reaction vessel is se
Primary Particle Aspect Ratio | 1.5–4 dimensionless | BN |
Particle Size D95 | 5–15 µm | BN |
Tapped Bulk Density | ≥ 0.4 g/cm3 | BN |
Plane Orientation Index | ≤ 0.95 dimensionless | BN |
Thickness | 5–40 µm | — |
Thickness | 5–12 µm | — |
Thickness | 5–10 µm | — |
Thickness | 20–200 µm | — |
Thickness | 20–100 µm | — |
Thickness | 20–50 µm | — |
Thickness | ≤ 0.6 µm | — |
Thickness | ≤ 1 µm | — |
Thickness | ≤ 1.5 µm | — |
Thickness | ≤ 5 µm | — |
Thickness | ≤ 1.8 µm | — |
Thickness | ≤ 2 µm | — |
— | ≤ 3.5 W | — |
— | ≤ 4.5 W | — |
Temperature | ≤ 1200 °C | — |
Temperature | ≤ 1250 °C | — |
Temperature | ≤ 1300 °C | — |
Thickness | ≥ 4 µm | — |
Thickness | ≥ 3.5 µm | — |
Thickness | ≥ 15 µm | — |
Pressure | ≥ 130 Pa | — |
Pressure | ≥ 125 Pa | — |
Temperature | ≥ 1500 °C | — |
Temperature | ≥ 1450 °C | — |
Cited non-patent literature · 1
