http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ES-276990-U
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K3-321 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K3-305 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K2203-1189 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K2201-10977 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K3-361 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01R4-04 |
| classificationIPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-30 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09J9-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-36 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09J11-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01R11-01 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B32B7-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09J133-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01R4-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09J7-02 |
| filingDate | 1984-01-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1984-06-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | ES-276990-U |
| titleOfInvention | LAMINARY ARTICLE TO MAKE ELECTRICAL CONNECTIONS FROM A JOINT TO A SUBSTRATE |
| abstract | A sheet article for making bonding electrical connections to a substrate comprising: an adhesive layer which softens to an adhesion condition with heating to an elevated temperature, and subsequently hardens to a firm and substantially non-fluid condition at environmental temperature; and a monolayer of separate and distinct electrically conductive elements, dispersed in the adhesive layer; said adhesive layer having in some areas a greater volume of adhesive material than in others, so that parts of at least one surface of the layer are recessed below other parts of the surface, whereby when the layer is heated and pressed Against said base, adhesive material can be displaced within the recessed parts to allow electrically conductive elements to be placed in close electrical association with the base. The sheet article of claim 1, wherein the average thickness of the adhesive layer in at least certain parts of the non-undercut areas is greater than the average thickness of the electrically conductive elements in said parts. The sheet article of claims 1 or 2, wherein the electrically conductive elements have an average thickness greater than the average thickness of the entire adhesive layer. The sheet article of claims 1, 2 or 3, wherein the electrically conductive elements are spaced on average a distance equal to at least the average diameter of the elements. The sheet article of any one of claims 1 to 4, which includes a flexible backing on which the adhesive layer is carried. The sheet article of claim 5, wherein the backing is a polyester film about 50 microns thick, or less. The sheet article of claim 5, which includes an electrically conductive layer between the flexible backing and the adhesive layer. The sheet article of claim 7, which includes a plurality of electrically conductive layers in the form of narrow electrically conductive parallel bands. 9. The sheet article of claim 8, wherein the electrically conductive elements are arranged in the adhesive layer, only on the electrically conductive strips. The sheet article of claim 8, wherein at least part of the outer surface covering spaces between the conductive strips is recessed below other surface areas. The laminated article of any one of claims 1 to 4, useful as a transfer adhesive and adapted to form bonds on both opposite surfaces of the adhesive layer. 12. The sheet article of claim 11, wherein the surface of the adhesive layer opposite said surface having recessed areas is releasably adhered to a release liner. 13. The sheet article of any one of claims 1 to 12, wherein the adhesive layer is a hot-bonding adhesive showing a specimen viscosity value of at least 75 grams of force at a temperature of 40 ° C or higher. The sheet article of any one of claims 1 to 12, wherein the adhesive layer comprises one or more acrylic polymers and 1) an acrylic ester monomer provides at least 50 mole percent of one or more acrylic layer polymers adhesive, 2) said one or more acrylic polymers have a crystal transition temperature (Tg), or an average weight Tg of -10ºC to 80ºC, and 3) said adhesive layer has a) a specimen viscosity value of less than 75 grams of force (gf) at 20ºC, b) specimen viscosity values of at least 75 gf in a field of at least 50ºC, the values of which remain substantially constant after 30 days at 40ºC and c) a shear value of at least 25 minutes at 64ºC; and said adhesive layer adheres well to a clean base by contact at any temperature within said 50 ° C field. The laminated article of claim 14, wherein the adhesive layer comprises one or more acrylic monomer copolymers, of which up to 50 per mole per 100 is at least one copolymerizable monomer selected from acrylic acid, methacrylic acid, itaconic acid, maleic acid, maleic anhydride, amides of said acids, acrylonitrile, methacrylonitrile and N-vinyl-2-pyrrolidone. 16. The laminated article of claims 14 or 15, wherein the acrylic ester monomer is selected starting from alkyl acrylates having 1-8 carbon atoms in their alkyl groups, alkyl methacrylates having 1-8 atoms of carbon in its alkyl groups, bornyl acrylates, bornyl methacrylates, 2-phenoxyethyl acrylate, 2-phenoxymethyl acrylate, the mono- and dimethyl and ethyl esters of itacocic acid, and the mono- and dimethyl and ethyl esters of maleic acid . 17. The sheet article of claims 14, 15 or 16, wherein at least one of the compounds styrene, vinyl acetate and vinyl chloride, comprises up to 5 mol per 100 of the total monomers. The sheet article of any one of claims 1 to 17, wherein the adhesive layer comprises an acrylic-silane interpolymer of primarily an organosilane-reacted acrylic ester monomer in an amount of at least 0.2 parts per 100 parts in weight of the total monomer, whose interpolymer has a Tg of -10ºC to 80ºC. 19. The laminate of claim 18, wherein the amount of organosilane is 0.5 to 4 parts per 100 parts by weight of the total monomer. 20. a sheet article intended to carry out electrical connections for bonding to a base, comprising: an adhesive layer in which a monolayer of different and separate electrically conductive elements is dispersed, substantially as thick or thicker as said layer; characterized in that a thin layer of electrically insulating material is disposed on said monolayer of electrically conductive elements, said layer of insulating material being non-viscous or low viscous at room temperature, providing electrical resistance through the layer to the electrically conductive elements of at minus one megohm in the test described here, softening to an adhesive and fluid condition with heating to an elevated temperature, and assuming cooling to room temperature a firm and substantially non-fluid condition, whereby the laminate is easily handled and free of conductive junction at room temperature, but which can be pressed against said base and heated to effect a junction connection in which said conductive elements extend through the insulating layer into electrical connection with the base or substrate. 21. The sheet article of claim 20, including at least one electrically conductive layer covering said monolayer electrically conductive elements. 22. The sheet article of claim 21, further including an insulating strip supporting said electrically conductive layer, with the adhesive layer disposed in contact with the conductive layer. 23. The sheet article of claim 22, wherein there is a plurality of electrically conductive layers covering a limited portion of said insulating strip. 24. The sheet article of claim 23, wherein said plurality of electrically conductive layers comprises elongated, parallel, electrically conductive narrow bands. 25. The sheet article of claim 23, wherein the electrically conductive adhesive layer extends only over said plurality of electrically conductive layers. The sheet article of claim 23, wherein the electrically conductive elements are arranged on only said electrically conductive layers. 27. The sheet article of claim 23, wherein the electrically conductive adhesive is spread over the insulating strip covering both the electrically conductive layers and the spaces between the layers. 28. The sheet article of claims 25, 26 or 27, wherein said insulating material extends over the insulating strip covering both the electrically conductive layers and the spaces between the layers. 29. A sheet article adapted to make electrical bonding connections to a base, comprising an adhesive layer that softens to an adhesive condition with heating to an elevated temperature, and subsequently hardens to a firm and substantially non-fluid condition at temperature. environmental and a monolayer of different and separate electrically conductive elements dispersed in the adhesive layer; characterized in that the electrically conductive elements have an average thickness greater than the average thickness of the adhesive layer, and the upper edge of substantially each element is higher than at least part of the outer surface of the adhesive layer surrounding the element. 30. The sheet article of claim 29, wherein the average thickness of the adhesive layer is approximately 60 to 90 percent of the average thickness of the electrically conductive elements. The sheet article of claims 29 or 30, wherein the electrically conductive elements are spaced on average a distance equal to at least the average diameter of the elements. 32. The sheet article of any of claims 29 to 31, which includes a flexible backing on which the adhesive layer is a carrier. 33. The sheet article of claim 32, which includes an electrically conductive layer between the flexible backing and the adhesive layer. 34. The sheet article of claim 33, including a plurality of electrically conductive layers in the form of narrow electrical strips |
| priorityDate | 1983-01-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
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Total number of triples: 54.