Textile laminates
Verbunde mit textilem Charakter mit hoher Wasserdampfdurchlässigkeit und hoher Dichtigkeit gegenüber Wasser bestehen aus textilen Flächengebilden, Folien- und/oder Extrusionsbeschichtungen aus modifizierten Polypropylenen und nichtmodifizierten Polypropylenen und gegebenenfalls einer Haftvermittlerz...
Gespeichert in:
| Hauptverfasser: | , , , |
|---|---|
| Format: | Patent |
| Sprache: | eng ; fre ; ger |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| container_end_page | |
|---|---|
| container_issue | |
| container_start_page | |
| container_title | |
| container_volume | |
| creator | WOLFSBERGER, ANTON PAULIK, CHRISTIAN DR PANZER, ULF DR KIRCHBERGER, MANFRED |
| description | Verbunde mit textilem Charakter mit hoher Wasserdampfdurchlässigkeit und hoher Dichtigkeit gegenüber Wasser bestehen aus textilen Flächengebilden, Folien- und/oder Extrusionsbeschichtungen aus modifizierten Polypropylenen und nichtmodifizierten Polypropylenen und gegebenenfalls einer Haftvermittlerzwischenschicht zwischen textilem Flächengebilde und Folien- und/oder Extrusionsbeschichtung. Die Herstellung der Verbunde mit textilem Charakter erfolgt durch Extrusionsbeschichtung oder Folienbeschichtung der textilen Flächengebilde. Einsatzgebiete der Verbunde mit textilem Charakter sind der Hygienebereich, der Bereich Medizin, die Textil- und Bekleidungsindustrie, die Automobilindustrie und das Bauwesen.
Textile laminate with a water vapor permeability of more than 1000 (preferably more than 1800) g/m per 24 hours and a water tightness corresponding to a water column of more than 500 mm (preferably more than 750) mm comprises: (A) a sheet of woven, knitted or nonwoven fabric based on polyethylene, polypropylene, polyethylene terephthalate, polyamide, cellulose or cotton; (B) a film or extruded coating with a thickness of 3-200 (preferably 5-70) mu m based on polypropylene and containing 0.01-2.5 wt.% stabilizers, 0.01-1 wt.% processing aids and optionally 0.1-1 wt.% antistatic, 0.2-3 wt.% pigments, 2-20 wt.% flame retardants and/or 0.05-1 wt.% nucleating agents and/or 10-70 (preferably 20-50) wt.% (in)organic fillers and/or reinforcers; and optionally (C) an adhesive layer between (A) and (B), having a thickness of 0.5-20 (preferably 1-10) mu m and comprising a polar olefin polymer and/or an olefin graft copolymer, e.g. a copolymer of ethylene with vinyl acetate or (meth)acrylic acid or polyethylene or polypropylene grafted with an unsaturated carboxylic acid or anhydride. The film or extruded coating is based on either: (1) a polymer blend comprising (a) 1-50 (preferably 5-30) wt.% of a modified propylene polymer with a melt flow index of 0.1-50 (preferably 1-40) g/10 minutes at 230 degrees C and 2.16 kg, where the ratio of the limiting viscosity of the modified polypropylene to that of an unmodified polypropylene with approximately the same molecular weight is 0.2-0.95; and (b) 50-99 (preferably 70-95) wt.% of a polymer selected from (i) propylene homopolymers and/or copolymers (statistical and/or block copolymers) with ethylene and/or 4-18C alpha -olefins, with a propylene content of 80-99.9 wt.%, preferably producing using Ziegler-Natta or metallocene cat |
| format | Patent |
| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_EP0947313A1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>EP0947313A1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_EP0947313A13</originalsourceid><addsrcrecordid>eNrjZBAMSa0oycxJVchJzM3MSyxJLeZhYE1LzClO5YXS3AwKbq4hzh66qQX58anFBYnJqXmpJfGuAQaWJubGhsaOhsZEKAEAn_kfUw</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Textile laminates</title><source>esp@cenet</source><creator>WOLFSBERGER, ANTON ; PAULIK, CHRISTIAN DR ; PANZER, ULF DR ; KIRCHBERGER, MANFRED</creator><creatorcontrib>WOLFSBERGER, ANTON ; PAULIK, CHRISTIAN DR ; PANZER, ULF DR ; KIRCHBERGER, MANFRED</creatorcontrib><description>Verbunde mit textilem Charakter mit hoher Wasserdampfdurchlässigkeit und hoher Dichtigkeit gegenüber Wasser bestehen aus textilen Flächengebilden, Folien- und/oder Extrusionsbeschichtungen aus modifizierten Polypropylenen und nichtmodifizierten Polypropylenen und gegebenenfalls einer Haftvermittlerzwischenschicht zwischen textilem Flächengebilde und Folien- und/oder Extrusionsbeschichtung. Die Herstellung der Verbunde mit textilem Charakter erfolgt durch Extrusionsbeschichtung oder Folienbeschichtung der textilen Flächengebilde. Einsatzgebiete der Verbunde mit textilem Charakter sind der Hygienebereich, der Bereich Medizin, die Textil- und Bekleidungsindustrie, die Automobilindustrie und das Bauwesen.
Textile laminate with a water vapor permeability of more than 1000 (preferably more than 1800) g/m per 24 hours and a water tightness corresponding to a water column of more than 500 mm (preferably more than 750) mm comprises: (A) a sheet of woven, knitted or nonwoven fabric based on polyethylene, polypropylene, polyethylene terephthalate, polyamide, cellulose or cotton; (B) a film or extruded coating with a thickness of 3-200 (preferably 5-70) mu m based on polypropylene and containing 0.01-2.5 wt.% stabilizers, 0.01-1 wt.% processing aids and optionally 0.1-1 wt.% antistatic, 0.2-3 wt.% pigments, 2-20 wt.% flame retardants and/or 0.05-1 wt.% nucleating agents and/or 10-70 (preferably 20-50) wt.% (in)organic fillers and/or reinforcers; and optionally (C) an adhesive layer between (A) and (B), having a thickness of 0.5-20 (preferably 1-10) mu m and comprising a polar olefin polymer and/or an olefin graft copolymer, e.g. a copolymer of ethylene with vinyl acetate or (meth)acrylic acid or polyethylene or polypropylene grafted with an unsaturated carboxylic acid or anhydride. The film or extruded coating is based on either: (1) a polymer blend comprising (a) 1-50 (preferably 5-30) wt.% of a modified propylene polymer with a melt flow index of 0.1-50 (preferably 1-40) g/10 minutes at 230 degrees C and 2.16 kg, where the ratio of the limiting viscosity of the modified polypropylene to that of an unmodified polypropylene with approximately the same molecular weight is 0.2-0.95; and (b) 50-99 (preferably 70-95) wt.% of a polymer selected from (i) propylene homopolymers and/or copolymers (statistical and/or block copolymers) with ethylene and/or 4-18C alpha -olefins, with a propylene content of 80-99.9 wt.%, preferably producing using Ziegler-Natta or metallocene catalysts, with a melt flow index of 0.1-300 (preferably 1-150) g/10 minutes at 230 degrees C and 2.16 kg; and/or (ii) polyolefin mixtures with a Mn/Mw ratio of 2-6 and a melt flow index of 1-40 g/10 minutes at 230 degrees C and 2.16 kg, comprising 60-98 wt.% of a crystalline copolymer of 85-99.5 wt.% propylene and 0.5-15 wt.% ethylene or 4-10C alpha -olefin and 2-40 wt.% of an elastic copolymer of 20-70 wt.% ethylene and 30-80 wt.% propylene and/or 4-10C alpha -olefin; and/or (iii) amorphous propylene (co)polymers that contain less than 10 wt.% crystalline phase, have an enthalpy of melting below 40 J/g, have a melt flow index of 0.1-100 g/10 minutes at 230 degrees C and 2.16 kg and comprise at least 80 mole % propylene and no more than 20 mole % 4-10C alpha -olefin; and/or (iv) non-isotactic polypropylene having a melting point of 145-165 degrees C, a melt viscosity of more than 200,000 cP at 190 degrees C, a heat of crystallization of 4-10 cal/g and an ether soluble content of 35-55 wt.%; or (2) a polymer blend comprising only the components of (b), comprising 0-95 wt.% (i) and 5-100 wt.% (ii)+(iii)+(iv).</description><edition>6</edition><language>eng ; fre ; ger</language><subject>BRAIDING ; CHEMISTRY ; COMPOSITIONS BASED THEREON ; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS ; COTTON-WOOL ; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS ; KNITTING ; LACE-MAKING ; LAYERED PRODUCTS ; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM ; MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL ; METALLURGY ; NON-WOVEN FABRICS ; ORGANIC MACROMOLECULAR COMPOUNDS ; PERFORMING OPERATIONS ; TEXTILES ; THEIR PREPARATION OR CHEMICAL WORKING-UP ; TRANSPORTING ; TRIMMINGS ; WADDING</subject><creationdate>1999</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19991006&DB=EPODOC&CC=EP&NR=0947313A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19991006&DB=EPODOC&CC=EP&NR=0947313A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>WOLFSBERGER, ANTON</creatorcontrib><creatorcontrib>PAULIK, CHRISTIAN DR</creatorcontrib><creatorcontrib>PANZER, ULF DR</creatorcontrib><creatorcontrib>KIRCHBERGER, MANFRED</creatorcontrib><title>Textile laminates</title><description>Verbunde mit textilem Charakter mit hoher Wasserdampfdurchlässigkeit und hoher Dichtigkeit gegenüber Wasser bestehen aus textilen Flächengebilden, Folien- und/oder Extrusionsbeschichtungen aus modifizierten Polypropylenen und nichtmodifizierten Polypropylenen und gegebenenfalls einer Haftvermittlerzwischenschicht zwischen textilem Flächengebilde und Folien- und/oder Extrusionsbeschichtung. Die Herstellung der Verbunde mit textilem Charakter erfolgt durch Extrusionsbeschichtung oder Folienbeschichtung der textilen Flächengebilde. Einsatzgebiete der Verbunde mit textilem Charakter sind der Hygienebereich, der Bereich Medizin, die Textil- und Bekleidungsindustrie, die Automobilindustrie und das Bauwesen.
Textile laminate with a water vapor permeability of more than 1000 (preferably more than 1800) g/m per 24 hours and a water tightness corresponding to a water column of more than 500 mm (preferably more than 750) mm comprises: (A) a sheet of woven, knitted or nonwoven fabric based on polyethylene, polypropylene, polyethylene terephthalate, polyamide, cellulose or cotton; (B) a film or extruded coating with a thickness of 3-200 (preferably 5-70) mu m based on polypropylene and containing 0.01-2.5 wt.% stabilizers, 0.01-1 wt.% processing aids and optionally 0.1-1 wt.% antistatic, 0.2-3 wt.% pigments, 2-20 wt.% flame retardants and/or 0.05-1 wt.% nucleating agents and/or 10-70 (preferably 20-50) wt.% (in)organic fillers and/or reinforcers; and optionally (C) an adhesive layer between (A) and (B), having a thickness of 0.5-20 (preferably 1-10) mu m and comprising a polar olefin polymer and/or an olefin graft copolymer, e.g. a copolymer of ethylene with vinyl acetate or (meth)acrylic acid or polyethylene or polypropylene grafted with an unsaturated carboxylic acid or anhydride. The film or extruded coating is based on either: (1) a polymer blend comprising (a) 1-50 (preferably 5-30) wt.% of a modified propylene polymer with a melt flow index of 0.1-50 (preferably 1-40) g/10 minutes at 230 degrees C and 2.16 kg, where the ratio of the limiting viscosity of the modified polypropylene to that of an unmodified polypropylene with approximately the same molecular weight is 0.2-0.95; and (b) 50-99 (preferably 70-95) wt.% of a polymer selected from (i) propylene homopolymers and/or copolymers (statistical and/or block copolymers) with ethylene and/or 4-18C alpha -olefins, with a propylene content of 80-99.9 wt.%, preferably producing using Ziegler-Natta or metallocene catalysts, with a melt flow index of 0.1-300 (preferably 1-150) g/10 minutes at 230 degrees C and 2.16 kg; and/or (ii) polyolefin mixtures with a Mn/Mw ratio of 2-6 and a melt flow index of 1-40 g/10 minutes at 230 degrees C and 2.16 kg, comprising 60-98 wt.% of a crystalline copolymer of 85-99.5 wt.% propylene and 0.5-15 wt.% ethylene or 4-10C alpha -olefin and 2-40 wt.% of an elastic copolymer of 20-70 wt.% ethylene and 30-80 wt.% propylene and/or 4-10C alpha -olefin; and/or (iii) amorphous propylene (co)polymers that contain less than 10 wt.% crystalline phase, have an enthalpy of melting below 40 J/g, have a melt flow index of 0.1-100 g/10 minutes at 230 degrees C and 2.16 kg and comprise at least 80 mole % propylene and no more than 20 mole % 4-10C alpha -olefin; and/or (iv) non-isotactic polypropylene having a melting point of 145-165 degrees C, a melt viscosity of more than 200,000 cP at 190 degrees C, a heat of crystallization of 4-10 cal/g and an ether soluble content of 35-55 wt.%; or (2) a polymer blend comprising only the components of (b), comprising 0-95 wt.% (i) and 5-100 wt.% (ii)+(iii)+(iv).</description><subject>BRAIDING</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS BASED THEREON</subject><subject>COMPOSITIONS OF MACROMOLECULAR COMPOUNDS</subject><subject>COTTON-WOOL</subject><subject>FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS</subject><subject>KNITTING</subject><subject>LACE-MAKING</subject><subject>LAYERED PRODUCTS</subject><subject>LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM</subject><subject>MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL</subject><subject>METALLURGY</subject><subject>NON-WOVEN FABRICS</subject><subject>ORGANIC MACROMOLECULAR COMPOUNDS</subject><subject>PERFORMING OPERATIONS</subject><subject>TEXTILES</subject><subject>THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><subject>TRANSPORTING</subject><subject>TRIMMINGS</subject><subject>WADDING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1999</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBAMSa0oycxJVchJzM3MSyxJLeZhYE1LzClO5YXS3AwKbq4hzh66qQX58anFBYnJqXmpJfGuAQaWJubGhsaOhsZEKAEAn_kfUw</recordid><startdate>19991006</startdate><enddate>19991006</enddate><creator>WOLFSBERGER, ANTON</creator><creator>PAULIK, CHRISTIAN DR</creator><creator>PANZER, ULF DR</creator><creator>KIRCHBERGER, MANFRED</creator><scope>EVB</scope></search><sort><creationdate>19991006</creationdate><title>Textile laminates</title><author>WOLFSBERGER, ANTON ; PAULIK, CHRISTIAN DR ; PANZER, ULF DR ; KIRCHBERGER, MANFRED</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_EP0947313A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; ger</language><creationdate>1999</creationdate><topic>BRAIDING</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS BASED THEREON</topic><topic>COMPOSITIONS OF MACROMOLECULAR COMPOUNDS</topic><topic>COTTON-WOOL</topic><topic>FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS</topic><topic>KNITTING</topic><topic>LACE-MAKING</topic><topic>LAYERED PRODUCTS</topic><topic>LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM</topic><topic>MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL</topic><topic>METALLURGY</topic><topic>NON-WOVEN FABRICS</topic><topic>ORGANIC MACROMOLECULAR COMPOUNDS</topic><topic>PERFORMING OPERATIONS</topic><topic>TEXTILES</topic><topic>THEIR PREPARATION OR CHEMICAL WORKING-UP</topic><topic>TRANSPORTING</topic><topic>TRIMMINGS</topic><topic>WADDING</topic><toplevel>online_resources</toplevel><creatorcontrib>WOLFSBERGER, ANTON</creatorcontrib><creatorcontrib>PAULIK, CHRISTIAN DR</creatorcontrib><creatorcontrib>PANZER, ULF DR</creatorcontrib><creatorcontrib>KIRCHBERGER, MANFRED</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>WOLFSBERGER, ANTON</au><au>PAULIK, CHRISTIAN DR</au><au>PANZER, ULF DR</au><au>KIRCHBERGER, MANFRED</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Textile laminates</title><date>1999-10-06</date><risdate>1999</risdate><abstract>Verbunde mit textilem Charakter mit hoher Wasserdampfdurchlässigkeit und hoher Dichtigkeit gegenüber Wasser bestehen aus textilen Flächengebilden, Folien- und/oder Extrusionsbeschichtungen aus modifizierten Polypropylenen und nichtmodifizierten Polypropylenen und gegebenenfalls einer Haftvermittlerzwischenschicht zwischen textilem Flächengebilde und Folien- und/oder Extrusionsbeschichtung. Die Herstellung der Verbunde mit textilem Charakter erfolgt durch Extrusionsbeschichtung oder Folienbeschichtung der textilen Flächengebilde. Einsatzgebiete der Verbunde mit textilem Charakter sind der Hygienebereich, der Bereich Medizin, die Textil- und Bekleidungsindustrie, die Automobilindustrie und das Bauwesen.
Textile laminate with a water vapor permeability of more than 1000 (preferably more than 1800) g/m per 24 hours and a water tightness corresponding to a water column of more than 500 mm (preferably more than 750) mm comprises: (A) a sheet of woven, knitted or nonwoven fabric based on polyethylene, polypropylene, polyethylene terephthalate, polyamide, cellulose or cotton; (B) a film or extruded coating with a thickness of 3-200 (preferably 5-70) mu m based on polypropylene and containing 0.01-2.5 wt.% stabilizers, 0.01-1 wt.% processing aids and optionally 0.1-1 wt.% antistatic, 0.2-3 wt.% pigments, 2-20 wt.% flame retardants and/or 0.05-1 wt.% nucleating agents and/or 10-70 (preferably 20-50) wt.% (in)organic fillers and/or reinforcers; and optionally (C) an adhesive layer between (A) and (B), having a thickness of 0.5-20 (preferably 1-10) mu m and comprising a polar olefin polymer and/or an olefin graft copolymer, e.g. a copolymer of ethylene with vinyl acetate or (meth)acrylic acid or polyethylene or polypropylene grafted with an unsaturated carboxylic acid or anhydride. The film or extruded coating is based on either: (1) a polymer blend comprising (a) 1-50 (preferably 5-30) wt.% of a modified propylene polymer with a melt flow index of 0.1-50 (preferably 1-40) g/10 minutes at 230 degrees C and 2.16 kg, where the ratio of the limiting viscosity of the modified polypropylene to that of an unmodified polypropylene with approximately the same molecular weight is 0.2-0.95; and (b) 50-99 (preferably 70-95) wt.% of a polymer selected from (i) propylene homopolymers and/or copolymers (statistical and/or block copolymers) with ethylene and/or 4-18C alpha -olefins, with a propylene content of 80-99.9 wt.%, preferably producing using Ziegler-Natta or metallocene catalysts, with a melt flow index of 0.1-300 (preferably 1-150) g/10 minutes at 230 degrees C and 2.16 kg; and/or (ii) polyolefin mixtures with a Mn/Mw ratio of 2-6 and a melt flow index of 1-40 g/10 minutes at 230 degrees C and 2.16 kg, comprising 60-98 wt.% of a crystalline copolymer of 85-99.5 wt.% propylene and 0.5-15 wt.% ethylene or 4-10C alpha -olefin and 2-40 wt.% of an elastic copolymer of 20-70 wt.% ethylene and 30-80 wt.% propylene and/or 4-10C alpha -olefin; and/or (iii) amorphous propylene (co)polymers that contain less than 10 wt.% crystalline phase, have an enthalpy of melting below 40 J/g, have a melt flow index of 0.1-100 g/10 minutes at 230 degrees C and 2.16 kg and comprise at least 80 mole % propylene and no more than 20 mole % 4-10C alpha -olefin; and/or (iv) non-isotactic polypropylene having a melting point of 145-165 degrees C, a melt viscosity of more than 200,000 cP at 190 degrees C, a heat of crystallization of 4-10 cal/g and an ether soluble content of 35-55 wt.%; or (2) a polymer blend comprising only the components of (b), comprising 0-95 wt.% (i) and 5-100 wt.% (ii)+(iii)+(iv).</abstract><edition>6</edition><oa>free_for_read</oa></addata></record> |
| fulltext | fulltext_linktorsrc |
| identifier | |
| ispartof | |
| issn | |
| language | eng ; fre ; ger |
| recordid | cdi_epo_espacenet_EP0947313A1 |
| source | esp@cenet |
| subjects | BRAIDING CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS KNITTING LACE-MAKING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL METALLURGY NON-WOVEN FABRICS ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TRIMMINGS WADDING |
| title | Textile laminates |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-10T20%3A19%3A13IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=WOLFSBERGER,%20ANTON&rft.date=1999-10-06&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EEP0947313A1%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |