Abstract: A separator includes a substrate and a coating. The coating is formed on at least a portion of surface of the substrate. The coating includes composite particles and a binder. The composite particles form bulges on surface of the coating. The composite particles include polyacrylate particles and first inorganic particles. The first inorganic particle is present between at least two of the polyacrylate particles.

Abstract: Provided a separator, a preparation method thereof, and a secondary battery, a battery module, a battery pack, and an electric apparatus containing such separator. The separator includes: a substrate and a coating applied on at least one surface of the substrate, where the coating includes 40 wt % to 90 wt % first organic particles, 2 wt % to 15 wt % pressure-sensitive binder, and optionally 0 wt % to 50 wt % second organic particles. The first organic particles include an organic polymer and an inorganic substance. The pressure-sensitive binder includes an organic polymer and a plasticizer. The separator has good ionic conductivity and adhesion performance at room temperature, is not adhered under a pressure of 1 MPa or below and is significantly adhered under a pressure of 2 MPa or above, which can significantly improve structural stability and ionic conductivity of an electrochemical device while satisfying requirements for yield rate of production and kinetic performance of a battery cell.

Abstract: The present application provides a separator for a secondary battery and a preparation method thereof, as well as a secondary battery and an electrical apparatus including the separator. The separator of the present application includes a porous substrate and a coating disposed on at least one surface of the porous substrate. The coating includes nanocellulose, the nanocellulose includes modifying groups, and the modifying groups include at least one of sulfonic acid groups, boric acid groups, and phosphoric acid groups.

Abstract: The present application provides a separator, which may include a substrate and a coating provided on at least one surface of the substrate, the coating including inorganic particles, first and second organic particles, organic-inorganic hybrid composite compound particles, and a first binder; where the first organic particles and the second organic particles may be embedded in the inorganic particles and the organic-inorganic hybrid composite compound particles and form bulges on a surface of the coating; the first organic particles and the second organic particles each may be independently one or more polymers containing one or more groups selected from: halogen, a phenyl group, an epoxy group, a cyano group, an ester group, an amide group, a hydroxyl group, a carboxyl group, a sulfonyl ester group, and a pyrrolidone group; and the first binder may include one or more linear copolymers containing a hydroxyl group and a carboxylate moiety.

Abstract: A separator, a method for preparing the separator, a secondary battery (5) containing the separator, and an electrical device are described. The separator includes: a porous separator substrate; and a pressure-sensitive coating applied onto at least one surface of the separator substrate. The pressure-sensitive coating includes a first organic particle at a mass percent of 40 wt % to 90 wt %, a pressure-sensitive binder polymer at a mass percent of 10 wt % to 20 wt %, and optionally a second organic particle at a mass percent of 0 wt % to 50 wt %. The separator is of high ion-conductivity and high bonding performance at a normal temperature. The separator does not exert a bonding action under a pressure less than or equal to 1 MPa, but exerts a substantial bonding action under a pressure greater than or equal to 2 MPa, thereby significantly improving structural stability and ionic conductance of the electrochemical device.

Abstract: A separator, comprising a substrate and a coating provided on at least one surface of the substrate are provided. In some embodiments, the coating comprises inorganic particles and organic particles, the organic particles comprise first organic particles and second organic particles both embedded in the inorganic particles and forming protrusions on the surface of the coating; the first organic particles are secondary particles, and the number of the first organic particles in the coating is denoted as A; the second organic particles are primary particles and the number of the second organic particles in the coating is denoted as B; with the separator satisfying: 0.05?A/B<1. The present application also relates to a method for preparing the separator, as well as a secondary battery comprising the separator, a battery module, a battery pack and a device.

Abstract: This application relates to a separator, including a substrate and a coating layer provided on at least one surface of the substrate. The coating layer includes organic particles and inorganic particles, the organic particles include first-type organic particles, the inorganic particles form an inorganic particle layer, and the first-type organic particles are embedded into the inorganic particle layer and form bulges on a surface of the inorganic particle layer. A number-based median particle size of the first-type organic particles is ?12 ?m, and a ratio of an average height of the bulges to a thickness of the inorganic particle layer is ?4. This application further relates to a separator preparation method, a secondary battery containing such separator, and a related battery module, battery pack, and apparatus.

Abstract: The present application relates to a separator, comprising a substrate and a coating formed on at least one surface of the substrate; wherein the coating comprises inorganic particles and organic particles, the organic particles comprise first organic particles and second organic particles; the first organic particles and the second organic particles are embedded in the inorganic particles and form protrusions on the surface of the coating; the first organic particles have a number-average particle size of >10 ?m, and the second organic particles have a number-average particle size of 2 ?m-10 ?m. The present application also relates to a secondary battery comprising the separator, a device comprising the secondary battery and a method for preparing the separator.

Abstract: The present application relates to a separator in the electrochemical field and a preparation method therefor, and to a secondary battery comprising the separator, a device comprising the secondary battery. The separator of the present application is prepared by a simple process and has excellent heat resistance performance. Moreover, the secondary batteries and devices comprising the separator of the present application have good safety performance and cycling performance.

Abstract: The present application relates to a separator, comprising a substrate and a coating formed on at least one surface of the substrate; wherein the coating comprises inorganic particles and organic particles, the organic particles comprise first organic particles and second organic particles both embedded in the inorganic particles and forming protrusions on the surface of the coating, the first organic particles have a number-average particle size of ?8 ?m; the second organic particles have a number-average particle size of ?2 ?m, and at least part of the second organic particles comprise a core structure and a shell structure. The present application also relates to a secondary battery comprising the separator, a device comprising the secondary battery and a method for preparing the separator.

Abstract: The present application relates to a separator, comprising a substrate and a coating formed on at least one surface of the substrate, wherein the coating comprises inorganic particles and first organic particles embedded in the inorganic particles and forming protrusions on the surface of the coating, and the first organic particles have a primary particle morphology and a number-average particle size of ?2 ?m. The present application also relates to a secondary battery comprising the separator, a device comprising the secondary battery and a method for preparing the separator.

Abstract: A container isolation method for a netlink resource includes receiving, by a kernel executed by a processor, a trigger instruction from an application program. The method also includes creating, by the kernel according to the trigger instruction, a container corresponding to the application program, creating a netlink namespace for the container, and sending a notification to the application program indicating that the netlink namespace is created. The method further includes receiving, by the kernel, a netlink message from the container, wherein the netlink message comprises entries generated when the container runs. The method additionally includes storing, by the kernel, the entries based on an identifier of the netlink namespace for the container, to send an entry required by the container to user space of the container.

Abstract: This application relates to a separator, including: a substrate; and a coating layer provided on at least one surface of the substrate; where the coating layer includes inorganic particles and organic particles, the organic particles include first organic particles, the first organic particles are embedded into the inorganic particles and form bulges on a surface of the coating layer, and a number-based median particle size of the first organic particles is ?12 ?m. This application further relates to a method for preparing the separator, a secondary battery containing the separator, a battery module including the secondary battery, a battery pack, and an apparatus.

Abstract: An image upgrade method is provided. The method includes: receiving an incremental image file of a container, where the incremental image file includes a newly-added file, a modified file, and information about a deleted file, and the information about the deleted file includes a name of each deleted file and a storage path of the deleted file; updating an original image layer based on the incremental image file to obtain an updated image layer, where a state of the deleted file is set to a hidden state at the updated image layer; and overlaying a file at the updated image layer with a file at a container data layer to form an updated unified view at a view layer for use by the container, where the updated unified view does not include the deleted file whose state is set to the hidden state.

Abstract: A container license management method and an apparatus, where the method includes receiving an image download request including information for requesting a license from a container management background, obtaining an image according to the image download request, obtaining the information for requesting a license in the image download request, generating a license image layer corresponding to the information for requesting a license, adding the license image layer to the obtained image, and sending, to the container management background, the image to which the license image layer is added such that the container management background starts a container corresponding to the image, and detects whether the license image layer is valid. Hence, container license management efficiency can be improved.

Abstract: An image upgrade method is provided. The method includes: receiving an incremental image file of a container, where the incremental image file includes a newly-added file, a modified file, and information about a deleted file, and the information about the deleted file includes a name of each deleted file and a storage path of the deleted file; updating an original image layer based on the incremental image file to obtain an updated image layer, where a state of the deleted file is set to a hidden state at the updated image layer; and overlaying a file at the updated image layer with a file at a container data layer to form an updated unified view at a view layer for use by the container, where the updated unified view does not include the deleted file whose state is set to the hidden state.

Abstract: A container isolation method for a netlink resource includes receiving, by a kernel executed by a processor, a trigger instruction from an application program. The method also includes creating, by the kernel according to the trigger instruction, a container corresponding to the application program, creating a netlink namespace for the container, and sending a notification to the application program indicating that the netlink namespace is created. The method further includes receiving, by the kernel, a netlink message from the container, wherein the netlink message comprises entries generated when the container runs. The method additionally includes storing, by the kernel, the entries based on an identifier of the netlink namespace for the container, to send an entry required by the container to user space of the container.

Abstract: A container license management method and an apparatus, where the method includes receiving an image download request including information for requesting a license from a container management background, obtaining an image according to the image download request, obtaining the information for requesting a license in the image download request, generating a license image layer corresponding to the information for requesting a license, adding the license image layer to the obtained image, and sending, to the container management background, the image to which the license image layer is added such that the container management background starts a container corresponding to the image, and detects whether the license image layer is valid. Hence, container license management efficiency can be improved.

Abstract: The present disclosure provides a separator and a lithium-ion secondary battery. The separator comprises: a microporous membrane having micropores; and a coating provided on a surface of the microporous membrane. The coating comprises polymer particles and binder particles. The polymer particle is a hollow shell structure which comprises a shell and a cavity positioned in the shell, an outer surface of the shell is distributed with nanopores which are communicated with the cavity, a particle diameter of the polymer particle is larger than a pore size of the micropore of the microporous membrane; a particle diameter of the binder particle is larger than the pore size of the micropore of the microporous membrane. The lithium-ion secondary battery comprises: a positive electrode plate; a negative electrode plate; the aforementioned separator interposed between the positive electrode plate and the negative electrode plate; and an electrolyte.

Abstract: The present disclosure provides a separator and a lithium-ion secondary battery. The separator comprises: a microporous membrane having micropores; and a coating provided on a surface of the microporous membrane. The coating comprises polymer particles and binder particles. The polymer particle is a hollow shell structure which comprises a shell and a cavity positioned in the shell, an outer surface of the shell is distributed with nanopores which are communicated with the cavity, a particle diameter of the polymer particle is larger than a pore size of the micropore of the microporous membrane; a particle diameter of the binder particle is larger than the pore size of the micropore of the microporous membrane. The lithium-ion secondary battery comprises: a positive electrode plate; a negative electrode plate; the aforementioned separator interposed between the positive electrode plate and the negative electrode plate; and an electrolyte.