WO2001036538A1 - Bande cannelee pour toitures ou analogues - Google Patents

Bande cannelee pour toitures ou analogues Download PDF

Info

Publication number
WO2001036538A1
WO2001036538A1 PCT/EP1999/008852 EP9908852W WO0136538A1 WO 2001036538 A1 WO2001036538 A1 WO 2001036538A1 EP 9908852 W EP9908852 W EP 9908852W WO 0136538 A1 WO0136538 A1 WO 0136538A1
Authority
WO
WIPO (PCT)
Prior art keywords
cover layer
polymer
stollenbahn
filler
bitumen
Prior art date
Application number
PCT/EP1999/008852
Other languages
German (de)
English (en)
Inventor
Dieter Hailer
Andreas HÖRNIG
Original Assignee
Dr. Kohl Gmbh & Cie Dachbelag- Und Bautenschutzmittel - Fabrik
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 Dr. Kohl Gmbh & Cie Dachbelag- Und Bautenschutzmittel - Fabrik filed Critical Dr. Kohl Gmbh & Cie Dachbelag- Und Bautenschutzmittel - Fabrik
Priority to PCT/EP1999/008852 priority Critical patent/WO2001036538A1/fr
Priority to PL99356162A priority patent/PL356162A1/xx
Priority to EP99974190A priority patent/EP1230303A1/fr
Publication of WO2001036538A1 publication Critical patent/WO2001036538A1/fr

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
    • B32B11/00—Layered products comprising a layer of bituminous or tarry substances
    • 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
    • B32B11/00—Layered products comprising a layer of bituminous or tarry substances
    • B32B11/10—Layered products comprising a layer of bituminous or tarry substances next to a fibrous or filamentary layer
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
    • E04D5/12—Roof covering by making use of flexible material, e.g. supplied in roll form specially modified, e.g. perforated, with granulated surface, with attached pads
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2305/20—Fibres of continuous length in the form of a non-woven mat
    • 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
    • B32B2305/30—Fillers, e.g. particles, powders, beads, flakes, spheres, chips
    • 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
    • B32B2419/00—Buildings or parts thereof
    • B32B2419/06—Roofs, roof membranes

Definitions

  • the invention relates to a Stollenbahr for roofs or the like.
  • a Stollenbahr for roofs or the like With an upper and a lower Dec ⁇ sch ⁇ cht, on the underside cleats are formed which z _schen the gallery and the roof to be sealed or the like.
  • e_n an all-round vapor pressure equalizing system serving context forming cavity form and the L-ausgeo gymnastics of a ⁇ e with NEM F llstoff staflilarraen Plastomero oet _SL.
  • the further DIN 52133/52132 which applies to polymer bitumen welding sheets, and JO_S at a temperature of -15 degrees C the desired cold bending behavior or the EPTA guideline for single-layer installation, which requires the desired cold bending behavior up to a temperature of -20 degrees C, cannot be met.
  • the lower cover layer of the gallery designed in a known manner, has a penetration at 25 degrees C of 40/10 mm as a measure of the strength of the galleries at room temperature; the penetration as a measure of the strength of the tunnels at elevated temperature, for example due to strong sunlight on a roof, is 199/10 mm at 60 degrees C.
  • the invention has for its object the Stechnischoahn for roofers or the like described at the outset. to be further developed such that, on the one hand, the cold bending behavior and, on the other hand, the heat resistance of the studs on the underside of the lower cover layer are considerably improved.
  • D ⁇ ese Aufgaoe S Heck lane can be laid in one layer and has the required cold-curing to a temperature of -15 degrees C, with an additional increase in the polymer content of the filler-stabilized plastomer bitumen of the lower cover layer. This enables DIN 52133/52132 to be met for polymer bitumen welding sheets.
  • the tunnel web according to the invention preferably fulfills the required cold bending processing up to a temperature of -18 degrees C.
  • Tunnel lanes are achieved when the tunnel lane according to the invention can be cold-bent to a level of one Has temperature of -20 degrees C, preferably striving to ensure the required cold bending behavior down to a temperature of -22 degrees C.
  • the galleries have a penetration ⁇ 150/10 mm, preferably from 115/10 to 125/10 mm, on the underside of the lower cover layer of the tunnel web at a temperature of 60 degrees C.
  • the polymer component of the plastomer bitumen stabilized with the filler of the lower cover layer is a significantly softer main APP polymer with a penetration of 25/10 to 40/10 mm and a viscosity> 175,000 cps, a copolymer with a penetration of 20/10 up to 40/10 mm and a viscosity> 2,500 cps and for stiffening IPP polymer entnait, erg ⁇ sicn - depending on the total polymer age - De.
  • the inventively designed lower cover layer a temperature of -18 to -27 degrees C, up to which the required cold bending behavior can be guaranteed.
  • a further advantage of the tunnel web designed according to the invention lies in the considerably reduced laying effort that can be achieved due to the single-layer laying thereof in comparison to the previously usual two-layer laying.
  • copolymer of the polymer component of the filler-stabilized plastomer bitumen of the lower cover does not have a viscosity of up to 10,000 cps.
  • the polymer component of the filler-stabilized plastomer bitumen of the lower outer layer expediently makes up 27.5 to 32.5% by weight of the same.
  • the upper cover layer of the tunnel web is formed from an elastomer bitumen stabilized with a filler, which contains a suitable SBS polymer as bitumen and distillation bitumen, as a polymer component, and the filler, the required cold bending properties can be required. guaranteed up to a temperature of up to -35 degrees C.
  • elastomer bitumen for the upper surface layer means that only comparatively lower heat resistance of up to 115 degrees C and a comparatively poor aging behavior can be accepted.
  • its upper cover layer which is formed from a plastomer bitumen stabilized with filler and which contains a bitumen as distillation, a polymer component and the filler, contains the polymer component ⁇ es with the filler stabilized plastomer bitumen of the upper cover layer soft main APP polymer with a penetration of 25/10 to 40/10 mm and a viscosity> 175,000 cps, high molecular CO-APP polymer with a penetration of 30/10 to 60/10 mm and a viscosity> 200,000 cps and contains IPP polymer for stiffening.
  • a cold bending behavior is guaranteed up to a temperature of up to -27 to -30 degrees C, a penetration at 25 degrees C from 49/10 to 46/10 mm and a penetration at 60 degrees C of 225 / 10 to 223/10 mm.
  • the combined use of the soft main APP polymer with the very high molecular second polymer for the polymer component of the plastic-stabilized plastomer bitumen results in significantly improved cold bending behavior, which is an essential property for the upper cover layer of a gallery is.
  • the resistance to aging of the appropriately designed upper cover layer of the tunnel web according to the invention is also excellent.
  • the penetration ie the heat resistance of the mixture, which has no or no significant significance with regard to the upper cover layer of the Stollenoahn according to the invention. tung, is located in the upper cladding layer as described vorier ⁇ designed in the range known in the prior art upper cover layer n.
  • the polymer constituent of the plastomer bitumen of the upper cover layer stabilized with the filler expediently makes up 27.0 to 33.0% by weight, 20.0 to 24.5% by weight advantageously being based on the soft main APP polymer, on the high molecular CO-APP-polymer 6.0 to 7.5 wt .-% and aas IPP polymer 1.0 wt .-% of stabilized with the Fu__stoff Plastomerbitumens ⁇ er upper deck Chic h t omitted.
  • the aesthetic requirements of the top cover layer can be met. If the upper cover layer is made of elastomer bitumen _st, ..st e_ne ⁇ erart_ ⁇ _ge .__. Es_cascn_er.-ng a ⁇ c absolutely necessary due to UV aging.
  • Med-weight PP nonwovens can advantageously be used as fleece lamination.
  • the colorable nonwoven lamination which is advantageously made from low-weight PP nonwovens, does not impair the cold bending behavior of the tunnel web.
  • the upper cover layer is provided with screen chippings as surface protection, it is possible that the cold bending behavior of the tunnel web according to the invention can only be reliably guaranteed up to a temperature which 5 to 7 degrees C lower than usual; even then however, the provisions according to the aforementioned DIN standards and the EPTA guidelines are still met.
  • a support bracket is advantageously arranged between the upper and lower deck slides, which is formed from a combination fabric made of polyester and glass according to one embodiment of the tunnel web according to the invention and according to a further embodiment of the tunnel web according to the invention from a combination carrier with polyester fleece, glass fleece and optionally Glass-polyester fabric is formed. In this way, sufficient dimensional stability of the tunnel train according to the invention is ensured in each case.
  • a m of the single figure shown with regard to its elements 1 essential to the invention has an upper cover layer 3 and a lower cover layer 4.
  • a carrier insert 2 is embedded between the two cover layers 3, 4.
  • a carrier layer 2 As a carrier layer 2, a combination fabric made of polyester and glass or a combination carrier with polyester fleece, glass fleece and optionally glass-polyester scrims is preferably used.
  • This configuration of the carrier insert 2 ensures sufficient dimensional stability. The dimensional stability achieved in this way is sufficient to meet a non-mandatory manufacturer's guideline for single-layer polymer bitumen carrier seals, which is particularly interesting for mechanically fastened roofing membranes, although in the case of the tunnel membrane according to the invention, this is due to the welding between the underside of the tunnel membrane 1 and the membrane Dac.i or the like would not be required.
  • a separate mechanical fastening of the tunnel web 1 on the surface to be sealed which is otherwise customary for single-layer systems, is of course dispensed with due to the partial welding of the lower cover layer 4 to the surface to be sealed.
  • the welding which takes place on approximately 30% of the contact area between the lower cover layer 4 and the area to be sealed, leads to a high wind suction resistance; Instead of a long overlap of 13 cm, which would be necessary for mechanical fastening, a long overlap of only 8 cm can be selected in the case of the tunnel track 1 according to the invention.
  • the carrier insert 2 is soaked with a mass of plastomer bitumen. This drinking step is carried out before the carrier layer 2 is provided with the top 3 and bottom cover layer 4.
  • the lower cover layer 4 On its underside, the lower cover layer 4 has projections m in the form of downwardly projecting studs 5 or the like with their free end faces on the roof (not shown). rest and be glued or welded to it by flaming.
  • the spaces between the tunnels 5 or the like form after the installation of the tunnel bier 1 on the roof.
  • the lower cover layer 4n of the 3to__enoann 1 according to the invention is formed from a plastomer bitumen stabilized with a filler.
  • the plastomer bitumen contains as bitumen a distillation bitumen, the filler and a "polymer component, which in turn is made of a soft main APP polymer with a penetration of 25/10 to 40/10 mm and a viscosity> 175,000 cps, from a copolymer with a Penetration from 20/10 to 40/10 mm and a viscosity> 2,500 cps and composed of an IPP polymer suitable for stiffening
  • the viscosity of the copolymer in the illustrated embodiment of the tunnel lane 1 is between 2,500 and 10,000 cps.
  • the polymer component of the plastomer bitumen of the lower cover layer 4 stabilized with the filler makes up between 27.5 and 32.5% by weight of the same.
  • 18.75 to 22.50% by weight are accounted for by the soft main APP polymer, 6.25 to 7.50% by weight on the copolymer and 2.50% by weight on the IPP polymer.
  • the tunnel spell 1 according to the invention As a result of the comparatively high polymer content of the plastomer bitumen of the lower cover layer 4 stabilized with filler and because of the properties of the soft main APP polymer used and of the copolymer also used, there are considerable improvements in the tunnel spell 1 according to the invention and in the lower cover layer 4 thereof the cold bending behavior and with regard to the stud strength.
  • the desired cold bending behavior of the tunnel web 1 according to the invention can be ensured up to temperatures of -18 to -27 degrees C; the lower cover layer 4 of the tunnel web 1 designed according to the invention has a penetration between 34/10 and 40/10 mm at a temperature of 25 degrees C and a penetration of 115/10 to 125/10 i at a temperature of 60 degrees C.
  • the above-described configuration of the lower cover layer 4 of the tunnel sheet 1 according to the invention accordingly improves both the cold bending behavior of the lower cover layer 4 and the heat resistance of the tunnels 5 provided on the underside of the lower cover layer 4.
  • the upper cover layer 3 of the S jeweba 1 according to the invention is likewise formed from a plastomer bitumen stabilized with filler.
  • the plastomer bitumen contains a distillation oil, furthermore the filler and a polymer component, which in turn is derived from that already in connection with ⁇ er _ ii
  • bottom top layer 4 described main APP polymer with a penetration of 25/10 to 40/10 mm and a viscosity> 175,000 cps, from a high molecular weight CO-APP polymer with a penetration of 30/10 to 60/10 mm and one Viscosity> 200,000 cps and is composed of the stiffening IPP polymer.
  • the polymer component of the plas omerbitumens of the upper cover layer 3 is 27.0 to 33.0% by weight of the same.
  • the soft main APP polymer makes up 20.0 to 24.5% by weight
  • the IPP polymer is 1.0% by weight.
  • the upper cover layer 3 of the tunnel web according to the invention produced in accordance with the above explanations ensures the desired cold bending behavior up to a temperature of -27 to -30 degrees C, these values being able to be achieved in the unscattered state of the upper cover rail 3.
  • the cold bending behavior required by the EPTA guidelines can be achieved down to a temperature of -20 degrees Celsius.
  • the penetration of the upper cover layer 3 is 49/10 to 46/10 mm at 25 degrees C and 225/10 to 223/10 mm at a temperature of 60 degrees C.
  • the cold bending behavior is considerably improved in the upper cover layer 3 of the tunnel web 1 according to the invention composed as described above.
  • top cover layer 3 of the tunnel web 1 it is possible, according to an alternative embodiment of the tunnel web 1 according to the invention, to form the top cover layer 3 from an elastomer bitumen stabilized with filler, a bitumen then being a distillation bitumen, as a polymer component a suitable SBS polymer and the filler form the elastomer bitumen.
  • the desired cold bending properties down to a temperature of down to -35 degrees C can also be achieved in the form of the upper cover layer 3 of the tunnel web 1.
  • top cover layer 3 of the Jen S jewe 1m is realized in the first described embodiment, surface protection is not necessary due to the UV stability of the top cover layer 3 which is guaranteed in any case. However, customers sometimes want it for aesthetic and optical reasons. In the case of the design of the upper cover layer 3 with the elastomer bitumen stabilized with the filler, surface protection is necessary due to the UV aging zwmgen ⁇ .
  • a fleece lamination 6 is provided as surface protection, which can be produced from the desired embossed nonwovens.
  • the fleece lamination 6 m of the above-mentioned configuration does not impair the cold bending behavior of the tunnel web 1.
  • Low-weight PP nonwovens can be used as nonwovens.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Bande cannelée pour toitures ou analogues, comprenant une couche de recouvrement supérieure (3) et une couche de recouvrement inférieure (4) à la base de laquelle sont ménagées des cannelures (5) qui forment entre la bande cannelée (1) et le toit, ou analogue, à étanchéifier, un système de cavités ininterrompu servant d'équilibre de pression de vapeur agissant de toutes parts, lesdites couches étant composées de bitume plastomère stabilisé avec une charge. En vue d'améliorer la bande cannelée de type connu précitée et de simplifier sa manipulation, l'invention est caractérisée en ce que ladite bande est réalisée de manière à pouvoir être posée en une couche, et en ce que le comportement requis à la flexion à froid est garanti dans toute la bande jusqu'à une température de 15 °C.
PCT/EP1999/008852 1999-11-18 1999-11-18 Bande cannelee pour toitures ou analogues WO2001036538A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/EP1999/008852 WO2001036538A1 (fr) 1999-11-18 1999-11-18 Bande cannelee pour toitures ou analogues
PL99356162A PL356162A1 (en) 1999-11-18 1999-11-18 Ribbed strip for roofs or similar
EP99974190A EP1230303A1 (fr) 1999-11-18 1999-11-18 Bande cannelee pour toitures ou analogues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP1999/008852 WO2001036538A1 (fr) 1999-11-18 1999-11-18 Bande cannelee pour toitures ou analogues

Publications (1)

Publication Number Publication Date
WO2001036538A1 true WO2001036538A1 (fr) 2001-05-25

Family

ID=8167496

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1999/008852 WO2001036538A1 (fr) 1999-11-18 1999-11-18 Bande cannelee pour toitures ou analogues

Country Status (2)

Country Link
EP (1) EP1230303A1 (fr)
WO (1) WO2001036538A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1733103A2 (fr) * 2004-03-11 2006-12-20 Building Materials Investment Corporation Revetement d'etancheite a couche mince et bossele mecaniquement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0533290A2 (fr) * 1991-09-20 1993-03-24 Shell Internationale Researchmaatschappij B.V. Membrane de toiture soudable en rouleaux
EP0728814A1 (fr) * 1995-02-17 1996-08-28 Shell Internationale Researchmaatschappij B.V. Composition bitumineuse
DE29700749U1 (de) * 1997-01-17 1998-05-14 Kohl Dachbelag Bautenschutz Stollenbahn für Dächer u.dgl.
DE29700748U1 (de) * 1997-01-17 1998-05-14 Kohl Dachbelag Bautenschutz Stollenbahn für Dächer u.dgl.
EP0853103A1 (fr) * 1997-01-08 1998-07-15 Fina Research S.A. Compositions bitumineuses contenant des polymères linéaires

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0533290A2 (fr) * 1991-09-20 1993-03-24 Shell Internationale Researchmaatschappij B.V. Membrane de toiture soudable en rouleaux
EP0728814A1 (fr) * 1995-02-17 1996-08-28 Shell Internationale Researchmaatschappij B.V. Composition bitumineuse
EP0853103A1 (fr) * 1997-01-08 1998-07-15 Fina Research S.A. Compositions bitumineuses contenant des polymères linéaires
DE29700749U1 (de) * 1997-01-17 1998-05-14 Kohl Dachbelag Bautenschutz Stollenbahn für Dächer u.dgl.
DE29700748U1 (de) * 1997-01-17 1998-05-14 Kohl Dachbelag Bautenschutz Stollenbahn für Dächer u.dgl.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1733103A2 (fr) * 2004-03-11 2006-12-20 Building Materials Investment Corporation Revetement d'etancheite a couche mince et bossele mecaniquement
EP1733103A4 (fr) * 2004-03-11 2010-10-27 Building Materials Invest Corp Revetement d'etancheite a couche mince et bossele mecaniquement

Also Published As

Publication number Publication date
EP1230303A1 (fr) 2002-08-14

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