GB1578355A - Electrical insulation and method of producing same - Google Patents
Electrical insulation and method of producing same Download PDFInfo
- Publication number
- GB1578355A GB1578355A GB14198/77A GB1419877A GB1578355A GB 1578355 A GB1578355 A GB 1578355A GB 14198/77 A GB14198/77 A GB 14198/77A GB 1419877 A GB1419877 A GB 1419877A GB 1578355 A GB1578355 A GB 1578355A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fabric
- conductor
- synthetic resin
- resin film
- layers
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000010292 electrical insulation Methods 0.000 title claims description 9
- 238000010291 electrical method Methods 0.000 title description 2
- 239000004744 fabric Substances 0.000 claims description 66
- 239000004020 conductor Substances 0.000 claims description 57
- 229920003002 synthetic resin Polymers 0.000 claims description 28
- 239000000057 synthetic resin Substances 0.000 claims description 28
- 238000009413 insulation Methods 0.000 claims description 25
- 229920001721 polyimide Polymers 0.000 claims description 22
- 239000011230 binding agent Substances 0.000 claims description 17
- 239000004642 Polyimide Substances 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 14
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229920000271 Kevlar® Polymers 0.000 claims description 6
- 239000004761 kevlar Substances 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920006267 polyester film Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920001225 polyester resin Polymers 0.000 claims description 2
- 239000004645 polyester resin Substances 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- QEVHRUUCFGRFIF-MDEJGZGSSA-N reserpine Chemical compound O([C@H]1[C@@H]([C@H]([C@H]2C[C@@H]3C4=C(C5=CC=C(OC)C=C5N4)CCN3C[C@H]2C1)C(=O)OC)OC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 QEVHRUUCFGRFIF-MDEJGZGSSA-N 0.000 claims description 2
- 238000009827 uniform distribution Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000010008 shearing Methods 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 3
- 239000010445 mica Substances 0.000 description 3
- 229910052618 mica group Inorganic materials 0.000 description 3
- 241001251094 Formica Species 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/10—Fibres of continuous length
- B32B2305/18—Fabrics, textiles
-
- 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
- B32B2307/206—Insulating
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Bodies (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH428276A CH595682A5 (it) | 1976-04-06 | 1976-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1578355A true GB1578355A (en) | 1980-11-05 |
Family
ID=4273200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB14198/77A Expired GB1578355A (en) | 1976-04-06 | 1977-04-04 | Electrical insulation and method of producing same |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH595682A5 (it) |
| DE (2) | DE7614662U1 (it) |
| GB (1) | GB1578355A (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0391412A1 (de) * | 1989-04-05 | 1990-10-10 | W.L. Gore & Associates GmbH | Isoliermaterial für Hochfrequenzleitungen |
-
1976
- 1976-04-06 CH CH428276A patent/CH595682A5/xx not_active IP Right Cessation
- 1976-05-08 DE DE7614662U patent/DE7614662U1/de not_active Expired
- 1976-05-08 DE DE19762620459 patent/DE2620459A1/de not_active Ceased
-
1977
- 1977-04-04 GB GB14198/77A patent/GB1578355A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0391412A1 (de) * | 1989-04-05 | 1990-10-10 | W.L. Gore & Associates GmbH | Isoliermaterial für Hochfrequenzleitungen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2620459A1 (de) | 1977-10-20 |
| DE7614662U1 (de) | 1978-05-03 |
| CH595682A5 (it) | 1978-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |