ZA202200641B - Double-shielding-structure material with directional electromagnetic shielding performance and preparation method thereof - Google Patents

Double-shielding-structure material with directional electromagnetic shielding performance and preparation method thereof

Info

Publication number
ZA202200641B
ZA202200641B ZA2022/00641A ZA202200641A ZA202200641B ZA 202200641 B ZA202200641 B ZA 202200641B ZA 2022/00641 A ZA2022/00641 A ZA 2022/00641A ZA 202200641 A ZA202200641 A ZA 202200641A ZA 202200641 B ZA202200641 B ZA 202200641B
Authority
ZA
South Africa
Prior art keywords
shielding
double
preparation
structure material
directional electromagnetic
Prior art date
Application number
ZA2022/00641A
Other languages
English (en)
Inventor
Bai Xue
Yi Li
Lan Xie
Original Assignee
Univ Guizhou
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ Guizhou filed Critical Univ Guizhou
Publication of ZA202200641B publication Critical patent/ZA202200641B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/162—Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/046—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0285—Condensation resins of aldehydes, e.g. with phenols, ureas, melamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/212—Electromagnetic interference shielding
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08J2361/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2371/02—Polyalkylene oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C08K3/041—Carbon nanotubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
ZA2022/00641A 2021-06-08 2022-01-13 Double-shielding-structure material with directional electromagnetic shielding performance and preparation method thereof ZA202200641B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110638506.5A CN113442520B (zh) 2021-06-08 2021-06-08 一种具备定向电磁屏蔽性能的双屏蔽结构材料及制备方法

Publications (1)

Publication Number Publication Date
ZA202200641B true ZA202200641B (en) 2022-04-28

Family

ID=77810998

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/00641A ZA202200641B (en) 2021-06-08 2022-01-13 Double-shielding-structure material with directional electromagnetic shielding performance and preparation method thereof

Country Status (2)

Country Link
CN (1) CN113442520B (zh)
ZA (1) ZA202200641B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114195134A (zh) * 2021-12-20 2022-03-18 中国科学院宁波材料技术与工程研究所 一种中空管状石墨烯的制备方法及应用
CN114561192B (zh) * 2022-01-21 2022-09-23 贵州大学 一种镀镍泡沫和MXene协同支撑的多功能相变复合材料及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103434207A (zh) * 2013-08-19 2013-12-11 南京航空航天大学 泡沫金属-碳纳米管复合材料及其制备方法
CN105694427B (zh) * 2014-11-26 2019-05-28 中国科学院金属研究所 一种石墨烯复合材料作为电磁屏蔽材料的应用
CN109520646B (zh) * 2018-11-27 2021-06-15 安徽大学 基于三维多孔微结构复合介质层的高灵敏度电容式柔性触觉传感器及其制作方法
CN109808267B (zh) * 2019-01-31 2021-01-29 常德力元新材料有限责任公司 一种电磁屏蔽复合材料及其制备方法
CN110483049B (zh) * 2019-09-23 2020-06-16 四川大学 可回弹的磁性碳泡沫及其制备方法
CN112831185B (zh) * 2021-02-23 2022-09-20 中北大学 梯度导电-均匀导热双功能网络低反射高吸收电磁屏蔽聚合物复合材料

Also Published As

Publication number Publication date
CN113442520B (zh) 2022-01-28
CN113442520A (zh) 2021-09-28

Similar Documents

Publication Publication Date Title
ZA202200641B (en) Double-shielding-structure material with directional electromagnetic shielding performance and preparation method thereof
IL286228A (en) Detectable magnetic assemblies and means of communication
EP3723465A4 (en) FILLER FOR ELECTROMAGNETIC SHIELDING, ELECTROMAGNETIC SHIELDING COATING THEREOF, MANUFACTURING METHOD AND APPLICATION THEREOF
EP4016556A4 (en) NEODYMIUM-IRON-BORON MAGNETIC MATERIAL, METHOD FOR PREPARATION AND APPLICATION
ZA202109297B (en) Carbon-loaded nano zero-valent iron material, preparation method therefor and application thereof
EP4206160A4 (en) FERRITE MATERIAL WITH PERMANENT MAGNETS AND MANUFACTURING PROCESS THEREFOR
EP3617269A4 (en) EPOXY RESIN-BASED WAVE ABSORPTION COMPOSITE MATERIAL AND PROCESS FOR PREPARATION
EP3364426A4 (en) FERRITE MAGNETIC MATERIAL, FERRITMAGNET AND FERRITE INTERMAGNET
EP3473606A4 (en) FERRITE MAGNETIC MATERIAL AND SINTERED FERRITE MAGNET
ZA202000897B (en) Yttrium-added rare-earth permanent magnetic material and preparation method thereof
EP4085110A4 (en) ELECTROMAGNETIC INTERFERENCE SHIELDING MATERIALS, DEVICES AND METHODS FOR THEIR PRODUCTION
EP3940724A4 (en) RTB-BASED PERMANENT MAGNET MATERIAL, METHOD OF PREPARATION THEREOF, AND APPLICATION THEREOF
GB202107897D0 (en) Dielectric electromagnetic structure and method of making the same
EP3854892A4 (en) GRAIN ORIENTED ELECTROMAGNETIC STEEL SHEET AND METHOD OF MANUFACTURING THEREOF
GB2580534B (en) Nickel-cobalt material and method of forming
EP3535478A4 (en) STACKED TEMPORARY MAGNETIC INSERTS AND SLOTTED ARMORING DESIGNS FOR INCLINED COIL ANTENNAS
EP4119523A4 (en) FERRITE MATERIAL, PREPARATION METHOD AND USE THEREOF
EP4262332A4 (en) MATERIAL FOR ELECTROMAGNETIC SHIELDING
EP4311965A4 (en) ELECTROMAGNETIC VALVE AND ELECTROMAGNETIC VALVE ARRANGEMENT
EP3964578A4 (en) STAMP-EP8 TUMOR MARKER BASED ON A METHYLATION MODIFICATION AND ITS APPLICATION
EP3823757A4 (en) STRUCTURE OF AN ELECTROMAGNETIC COIL ASSEMBLY FOR PROCESSING FLUIDS AND METHOD OF MANUFACTURE THEREOF
GB2607244B (en) Headphones with EMF shielding material
EP4226063C0 (de) Elektromagnetische federdruckbremse und herstellverfahren
EP4210445A4 (en) ELECTROMAGNETIC WAVES PROTECTION FILM
EP4206507A4 (en) SOLENOID VALVE AND SOLENOID VALVE ASSEMBLY