FI96751B - Elledande fiberduk-harts-kompositprodukt och förfarande för framställning därav - Google Patents
Elledande fiberduk-harts-kompositprodukt och förfarande för framställning därav Download PDFInfo
- Publication number
- FI96751B FI96751B FI871140A FI871140A FI96751B FI 96751 B FI96751 B FI 96751B FI 871140 A FI871140 A FI 871140A FI 871140 A FI871140 A FI 871140A FI 96751 B FI96751 B FI 96751B
- Authority
- FI
- Finland
- Prior art keywords
- layer
- resin
- casting
- nonwoven fabric
- electrically conductive
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 239000000805 composite resin Substances 0.000 title claims description 6
- 229920005989 resin Polymers 0.000 claims description 91
- 239000011347 resin Substances 0.000 claims description 91
- 239000010410 layer Substances 0.000 claims description 70
- 238000005266 casting Methods 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 52
- 239000007788 liquid Substances 0.000 claims description 41
- 239000004745 nonwoven fabric Substances 0.000 claims description 32
- 239000002759 woven fabric Substances 0.000 claims description 26
- 238000000748 compression moulding Methods 0.000 claims description 20
- 239000002344 surface layer Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 239000000178 monomer Substances 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000002657 fibrous material Substances 0.000 claims description 6
- 239000012783 reinforcing fiber Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000004132 cross linking Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 36
- 239000000835 fiber Substances 0.000 description 15
- 239000004744 fabric Substances 0.000 description 13
- 238000010526 radical polymerization reaction Methods 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 229920005992 thermoplastic resin Polymers 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 5
- 229920006337 unsaturated polyester resin Polymers 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 238000012644 addition polymerization Methods 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004641 Diallyl-phthalate Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 150000008065 acid anhydrides Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000002648 laminated material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 239000002685 polymerization catalyst Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- LNYYKKTXWBNIOO-UHFFFAOYSA-N 3-oxabicyclo[3.3.1]nona-1(9),5,7-triene-2,4-dione Chemical compound C1=CC(C(=O)OC2=O)=CC2=C1 LNYYKKTXWBNIOO-UHFFFAOYSA-N 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000012753 anti-shrinkage agent Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010285 flame spraying Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
- H05K9/009—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive fibres, e.g. metal fibres, carbon fibres, metallised textile fibres, electro-conductive mesh, woven, non-woven mat, fleece, cross-linked
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/56—Compression moulding under special conditions, e.g. vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
- B29C70/882—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/0809—Fabrics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/0854—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns in the form of a non-woven mat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
- B29K2995/0005—Conductive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3456—Antennas, e.g. radomes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
- Y10T442/378—Coated, impregnated, or autogenously bonded
- Y10T442/3813—Coating or impregnation contains synthetic polymeric material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Textile Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Manufacturing Of Electric Cables (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Non-Insulated Conductors (AREA)
- Details Of Aerials (AREA)
- Treatment Of Fiber Materials (AREA)
Claims (8)
1. Förfarande för framställning av en av fiber-hartskomposit bestäende gjuten produkt, som har elektro- 5 magnetiska vägor jämnt reflekterande och dessa skyddande egenskaper, i vilket förfarande en effektiv mängd av ett elledande fibertyg för ett ytskikt (3), vävt tyg för ett mellanskikt (2) bredvid fibertyget och gjutmaterial för ett substratskikt (1), soin omfattar minst ett flytande 10 hartsmaterial och förstärkande fiber, ställs pä en press-formningsform med önskad gjutyta; och gjutmaterialen ut-sätts för formpressning och i vilket förfarande ätminstone fibertyget (3) av fibertyget (3) och det vävda tyget (2) är inte impregnerat med flytande hartsmaterial; k ä n -15 netecknat av att de erhällna gjutmaterialen förs tili trycksänkningsbehandling i formen vid ett högst 48 kPa undertryck, varefter gjutmaterialen förs tili formpressning utan att undertrycket frigörs.
2. Förfarande enligt patentkrav 1, k ä n n e -20 tecknat av att undertrycket under trycksänkningsbe- handlingen är högst ca 21 kPa.
3. Förfarande enligt patentkrav 1 eller 2, k ä n -netecknat av att formpressningen utförs genom att gjutmaterialen komprimeras vid ett gjuttryck av minst ca 25 1 000 kPa och med en formstängningshastighet av högst 300 mm/min, varefter hartsmaterialet härdas.
4. Förfarande enligt nägot av de föregäende patent-kraven, kännetecknat av att det flytande här-dande hartsmaterialet innehäller en lösning av härdplast i 30 en polymeriserbar monomer i ett blandningsförhällande som varierar mellan ca 65:35 och 95:5 beräknat pä vikten.
5. Förfarande enligt nägot av de föregäende patent-kraven, kännetecknat av att ett hartsbelägg-ningsmaterial för ett skyddande och/eller dekorativt yt- 35 skikt (4) införs i formen före gjutmaterialen.
6. För elektromagnetiska vägor avsedd, av fiber-förstärkt harts gjuten produkt med elektromagnetiska vägor 21 96751 jämnt reflekterande och dessa skyddande egenskaper Inom omrädet VHF - EHF och med en formpressad, härdad laminat-struktur med en pian eller krökt reflexionsyta och vilken omf attar ett ytskikt (3) ett mellanskikt (2) och ett 5 substratskikt (1), vilket ytskikt (3) utgörs av ett kom-positskikt av elledande fibertyg och härdat harts med en effektiv skikttjocklek av minst ca 0,005 mm, och vilket mellanskikt (2) utgörs av ett kompositskikt av vävt tyg och härdat harts med en effektiv skitktjocklek av minst ca 10 0,005 mm, och vilket underskikt (1) utgörs av ett med fi- bermaterial härdat hartsskikt; vilken produkt är fram-ställd genom att en effektiv mängd elledande fibertyg för ytskiktet (3), vävt tyg för mellanskiktet (2) bredvid fi-bertyget, varvid av fibertyget (3) och det vävda tyget (2) 15 ätminstone fibertyget (3) inte är impregnerat med flytande hartsmaterial, och gjutmaterial för substratskiktet (1), som innehäller minst ett flytande hartsmaterial och här-dande fibermaterial, stalls pä en pressformningsform med önskad gjutyta, och genom att gjutmaterialen utsätts för 20 formpressning, kännetecknat av att de er-hällna gjutmaterialen förs tili trycksänkningsbehandling i en form vid ett högst 48 kPa undertryck, varefter gjutmaterialen förs tili formpressning utan att undertrycket frigörs.
7. Gjuten produkt enligt patentkrav 6, k ä n n e - tecknad av att ett skyddande och/eller dekorativt beläggningsskikt (4) breds pä det av fibertyg och harts bildade ytskiktet (3).
8. Gjuten produkt enligt patentkrav 6 eller 7, . 30 kännetecknad av att den är en för elektromag- netiska vägor avsedd parabolantenn, varvid ytan av det elledande fibertygsskiktet utgörs av en konkav rotations-paraboloid.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61060230A JPS62216300A (ja) | 1986-03-17 | 1986-03-17 | 導電性不織布樹脂複合成形板の製法 |
| JP6023086 | 1986-03-17 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI871140A0 FI871140A0 (sv) | 1987-03-16 |
| FI871140A7 FI871140A7 (sv) | 1987-09-18 |
| FI96751B true FI96751B (sv) | 1996-05-15 |
| FI96751C FI96751C (sv) | 1996-08-26 |
Family
ID=13136164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI871140A FI96751C (sv) | 1986-03-17 | 1987-03-16 | Elledande fiberduk-harts-kompositprodukt och förfarande för framställning därav |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4784899A (sv) |
| EP (1) | EP0237970B1 (sv) |
| JP (1) | JPS62216300A (sv) |
| CA (1) | CA1282861C (sv) |
| DE (1) | DE3750433T2 (sv) |
| FI (1) | FI96751C (sv) |
| NO (1) | NO173221C (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023207A1 (en) | 2005-08-26 | 2007-03-01 | Exel Oyj | Method for manufacturing an antenna radome from composite materials in continuous action |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999231A (en) * | 1989-04-24 | 1991-03-12 | Milliken Research Corporation | Method and product to enhance electrical conductivity of films containing conductive carbon black |
| DE4014453C2 (de) * | 1990-05-06 | 1994-09-08 | Gruenzweig & Hartmann | Elektrisch leitfähiges Flächenelement sowie Verfahren zur Herstellung desselben |
| GB9014381D0 (en) * | 1990-06-28 | 1990-08-22 | Short Brothers Plc | A composite structural component |
| US5595801A (en) * | 1991-07-30 | 1997-01-21 | International Paper Company | Laminated shielding material and method for shielding an enclosure therewith |
| US5401901A (en) * | 1991-09-19 | 1995-03-28 | W. L. Gore & Associates, Inc. | Weather-resistant electromagnetic interference shielding for electronic equipment enclosures |
| JP2647589B2 (ja) * | 1992-01-27 | 1997-08-27 | 矢崎総業株式会社 | 電磁波遮蔽用複合シート |
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| JPH0948062A (ja) * | 1995-04-10 | 1997-02-18 | Matsushita Electric Ind Co Ltd | 成形方法と成形装置と成形品 |
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| US7026043B2 (en) * | 2001-10-12 | 2006-04-11 | Owens Corning Composites Sprl | Sheet molding compound having improved surface characteristics |
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| ES2302980T5 (es) * | 2002-11-28 | 2015-12-01 | Mitsubishi Rayon Co., Ltd. | Procedimientos para la producción de material compuesto reforzado con fibras |
| US7208115B2 (en) * | 2003-03-31 | 2007-04-24 | Lockheed Martin Corporation | Method of fabricating a polymer matrix composite electromagnetic shielding structure |
| US8137752B2 (en) | 2003-12-08 | 2012-03-20 | Syscom Advanced Materials, Inc. | Method and apparatus for the treatment of individual filaments of a multifilament yarn |
| US20070122569A1 (en) * | 2005-11-30 | 2007-05-31 | Hirschmann Car Communication Gmbh | Integration of conductive structures for plastic parts produced by a hot-press method (SMC/BMC) |
| CN101828239B (zh) * | 2007-07-16 | 2016-04-20 | 微金属技术公司 | 由金属化不锈钢单丝纱线构成的电屏蔽材料 |
| JP2012504457A (ja) | 2008-10-03 | 2012-02-23 | シー・アール・バード・インコーポレーテッド | 植込み型プロテーゼ |
| BR112012013754B1 (pt) * | 2009-12-18 | 2019-12-24 | Cytec Tech Corp | artigo compósito, processo de fabricação para fabricar um painel laminado, e, painel laminado |
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| GB1394681A (en) * | 1971-04-06 | 1975-05-21 | Ici Ltd | Electrodes |
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| JPS6042899A (ja) * | 1983-08-18 | 1985-03-07 | 電気化学工業株式会社 | 電磁波遮蔽性多層成形品の製造方法 |
| JPS60143699A (ja) * | 1983-12-30 | 1985-07-29 | 鍛治 勇 | 電磁波シ−ルド性構造物およびその製造法 |
| EP0187759B1 (en) * | 1984-05-09 | 1990-01-24 | Hughes Aircraft Company | Method of fabricating composite or encapsulated articles |
-
1986
- 1986-03-17 JP JP61060230A patent/JPS62216300A/ja active Granted
-
1987
- 1987-03-12 EP EP87103627A patent/EP0237970B1/en not_active Expired - Lifetime
- 1987-03-12 NO NO871018A patent/NO173221C/no unknown
- 1987-03-12 DE DE3750433T patent/DE3750433T2/de not_active Expired - Fee Related
- 1987-03-16 FI FI871140A patent/FI96751C/sv not_active IP Right Cessation
- 1987-03-16 CA CA 532157 patent/CA1282861C/en not_active Expired - Lifetime
- 1987-03-16 US US07/027,183 patent/US4784899A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023207A1 (en) | 2005-08-26 | 2007-03-01 | Exel Oyj | Method for manufacturing an antenna radome from composite materials in continuous action |
Also Published As
| Publication number | Publication date |
|---|---|
| NO173221C (no) | 1993-11-17 |
| NO871018L (no) | 1987-09-18 |
| EP0237970A2 (en) | 1987-09-23 |
| NO871018D0 (no) | 1987-03-12 |
| FI871140A7 (sv) | 1987-09-18 |
| CA1282861C (en) | 1991-04-09 |
| FI96751C (sv) | 1996-08-26 |
| EP0237970A3 (en) | 1990-03-14 |
| FI871140A0 (sv) | 1987-03-16 |
| US4784899A (en) | 1988-11-15 |
| DE3750433T2 (de) | 1995-04-27 |
| EP0237970B1 (en) | 1994-08-31 |
| DE3750433D1 (de) | 1994-10-06 |
| JPS62216300A (ja) | 1987-09-22 |
| JPH0213960B2 (sv) | 1990-04-05 |
| NO173221B (no) | 1993-08-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application | ||
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: INAX CORPORATION |