EP0890318A2 - Vêtement de protection avec enveloppe extérieure et intérieure - Google Patents

Vêtement de protection avec enveloppe extérieure et intérieure Download PDF

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Publication number
EP0890318A2
EP0890318A2 EP98112290A EP98112290A EP0890318A2 EP 0890318 A2 EP0890318 A2 EP 0890318A2 EP 98112290 A EP98112290 A EP 98112290A EP 98112290 A EP98112290 A EP 98112290A EP 0890318 A2 EP0890318 A2 EP 0890318A2
Authority
EP
European Patent Office
Prior art keywords
garment
outer shell
inner shell
shell
water vapor
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.)
Granted
Application number
EP98112290A
Other languages
German (de)
English (en)
Other versions
EP0890318B1 (fr
EP0890318A3 (fr
Inventor
Katharina Engelhardt
Stephan Schwarz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WL Gore and Associates GmbH
Original Assignee
WL Gore and Associates GmbH
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 WL Gore and Associates GmbH filed Critical WL Gore and Associates GmbH
Publication of EP0890318A2 publication Critical patent/EP0890318A2/fr
Publication of EP0890318A3 publication Critical patent/EP0890318A3/fr
Application granted granted Critical
Publication of EP0890318B1 publication Critical patent/EP0890318B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/01—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with reflective or luminous safety means
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D27/00—Details of garments or of their making
    • A41D27/02—Linings
    • A41D27/04—Removable linings
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2400/00—Functions or special features of garments
    • A41D2400/70—Removability

Definitions

  • the invention relates to a two-piece garment with an inner cover and Outer shell that is separably connected to the outer shell.
  • This patent discloses a heat protection suit made of asbestos-free material.
  • This suit offers an inner suit made from a three-layer laminate or composite fabric, which is washable up to 40 ° C.
  • the outer suit is made of a metallized Heat protection material.
  • the inner suit fabric can be dyed.
  • the outer suit This patent is made from flame-retardant fibers that are neither dyeable nor oleophobic or can be equipped hydrophobically.
  • Warning clothing is also from the German utility model DE-U-78 36 855 (Konrad Mende) known.
  • This utility model reveals an arm band made of rubber-elastic Material on which a coated piece of film is sewn.
  • the fibers that make up the Bandage is produced, and / or the film piece can be coated with fluorescent, phosphorescent or reflective colors can be coated.
  • DE-U-296 07 822 is a weatherproof outerwear combination of one Inner jacket with a functional layer and an outer jacket known.
  • the outer jacket is connected to the inner jacket with a zipper.
  • the functional layer is off Copolyetherester polymers made.
  • warning clothing From the loose-leaf collection "Personal protective equipment", Chapter III - 7.5, pages 11-14, 27. Supplementary delivery from October 1973 protective suits are known as warning clothing. Such warning clothing must meet the requirements of the European standard EN 471 for Fulfill visibility during the day and at night. Pollution is a problem here the outer surface of the warning clothing, which can lead to the dirty Warning clothing is not sufficiently observed by observers.
  • the object of the present invention is therefore to improve an item of clothing develop that serves as warning clothing.
  • the inner shell is waterproof and has a breathable functional layer and the outer shell is made of a fabric, which is colored fluorescent.
  • a piece of clothing is created that as Warning clothing can serve and can be worn by a wearer at any time.
  • the Separation of the inner and outer casings allows the two parts to be washed separately.
  • the dirty outer shell can, for example, at a higher temperature than that Inner shell can be washed.
  • the outer shell can also be pressed up to be dried to a pressure of 25 bar.
  • the garment Due to the waterproof properties, the garment can also be very Bad weather can be carried by the wearer, increasing productivity means the wearer of the garment.
  • the high breathability of the Garment allows the wearer of the garment to wear the garment over Can be worn comfortably for a long time, as water vapor (sweat) from the wearer to the outside world through the fabric. Experience has shown that wearers of such clothing are less sick.
  • the outer shell is preferably abrasion-resistant due to the very heavy use.
  • the fabric from which the garment is made should have a maximum tensile force of at least 850N in the warp direction and a maximum tensile force of at least 650N in Has weft direction.
  • the outer shell is with hydrophobic and / or oleophobic elements equipped to the water and Improve the dirt-repellent properties of the outer shell.
  • the item of clothing also has after 30 industrial washing cycles, a warning function due to the separate Wash the inner and outer shell.
  • the combination of outer and inner shell remains waterproof and breathable after 30 industrial washing cycles.
  • the warning function complies with the requirements of the European standard EN471, so that the Garment is used in the situations required by law.
  • the highest possible number of washing cycles is for the operators of rental laundry companies of great importance as they have a larger number of wear cycles of rental laundry allowed and thus the item of clothing can be amortized over a longer period of time.
  • the outer cover has a water vapor resistance of ⁇ 5 (m 2 .Pa) / W.
  • the inner casing withstands a water pressure of at least 1 bar and has a water vapor resistance of ⁇ 150 (m 2 .Pa) / W.
  • the inner sleeve has a water vapor resistance of ⁇ 150 (m 2 .Pa) / W, preferably ⁇ 20 (m 2 .Pa) / W, so that the inner cover remains comfortable to wear.
  • the inner shell is at least partially composed of the groups of substances Made of polyester, co-polyester, polyurethane and polytetrafluoroethylene, the Inner shell is preferably made at least partially from expanded PTFE.
  • the outer shell is a knitted fabric or a fabric made of polyester, polyamide or Cotton / polyester fiber is made. Such fibers can be dyed and also with oleophobic and / or hydrophobic agents can be equipped. So that an outer shell be created which is colored in such a way that it meets the requirements of the European standard EN 471 for the recognizability of the suit fulfilled.
  • the inner shell and the outer shell are connected by means of closure devices.
  • the Closure device is made of a Velcro, a zipper, hook and Eyelets, made of cords or preferably made of waterproof push buttons.
  • the jacket 10 has an outer shell 20 and an inner shell 30 which are connected to each other are separably connected by means of closure devices 40, 50 and 60.
  • the outer shell 20 is made of fabrics so that it meets the requirements for warning clothing.
  • Warning clothing is a piece of clothing that should be conspicuously recognizable at all times.
  • the outer shell is made to meet the requirements of European Standard No. EN 471 of March 1994. This standard regulates three classes of warning clothing, which differ in terms of the minimum area of material specified. The three classes are as follows, the values given being the minimum area of the material in m 2 : Class 3 clothing Class 2 clothing Class 1 clothing Background material 0.8 0.50 0.14 Retroreflective material 0.2 0.13 0.10 Material with combined properties - - 0.20
  • a colorful fluorescent material of the highest conspicuousness is used as background material understand that does not meet the requirements of standard EN 471 for retroreflective material corresponds.
  • Retroreflective material is to be understood as retroreflective material that does not Meets requirements of standard EN 471 for background material. That on a retroreflective material impinging light is bundled to the light source reflected back.
  • Material with combined properties is material with background as well as with Retroreflective properties.
  • Fluorescent material is a material that emits optical radiation at longer wavelengths emitted as it absorbs. For example, fluorescent material converts to yours Surface invisible UV radiation into visible light. Therefore, such colors are the most Days brighter than "normal” colors due to the proportion of UV light in sunlight.
  • the background material and / or the materials have been combined with Properties are the colors that are regulated in paragraph 5.1 of the EN 471 standard.
  • the retroreflective properties for the retroreflective material are in paragraph 6 of the Standard EN 471 regulated.
  • the test method used to measure retroreflection in dry condition is regulated in paragraph 7.3 of standard EN 471.
  • the one used Test method for measuring retroreflection when wet is in Appendix A of the standard EN 471 regulated.
  • the warning clothing is used, for example, by railway staff, street cleaners, employees at Airport, waste disposal staff (garbage collectors) and construction workers worn out Security reasons must be seen by others.
  • waste disposal staff waste disposal staff (garbage collectors) and construction workers worn out Security reasons must be seen by others.
  • the use of fluorescent material is suitable in such jackets because the fabric is very striking.
  • the outer cover 20 is a knitted or woven fabric. It can be made from the following substances are produced: polyester, polyamide or cotton / polyester blends.
  • the outer shell is preferably a fabric made of a polyester / cotton blend or made of polyester.
  • the fabric from which the outer shell is made has a maximum load capacity of at least 850N in warp direction and a maximum tensile force of at least 650N in Firing direction.
  • the maximum tensile force is according to the ISO standard Hr. 5081 with a sample size of 60 mm x 300 mm tested. It should be noted that the samples are to be tested dry and that the preforming rate (deformation rate) is (100 ⁇ 10) mm / min.
  • the fabric of the outer cover 20 is selected such that the item of clothing is abrasion-resistant is.
  • the abrasion resistance is determined according to the Martindale method Scrub resistance of textiles fabrics tested.
  • the structure of the tester is described in the 1995 prEN ISO 12947-1 standard.
  • the material of the outer shell 20 is considered abrasion-resistant if it withstands 500 tours (e.g. no thread break).
  • the Determination of water tightness is given below.
  • As an abrasive for the tester 3M silicon carbide paper P180 with a circulation of 9 kPa. The number of tours will determined according to method 2 of the prEN ISO 12947-2 standard from 1995.
  • the fabric of the outer cover 20 against the unwanted penetration of liquid water by impregnation (impregnation) or Coating with water vapor permeable hydrophobing agent As a water repellent come paraffins, waxes, metal soaps etc. with additions of aluminum or zirconium salts, quaternary organic compounds, urea derivatives, fatty acid-modified Melamine resins, chromium complex salts, silicones, organic tin compounds or Glutardialdehyde compounds. Fluorocarbons are preferably used which as Scotchguard FC 251 from 3M, Dipolit 455 from Rotta, Oleophobole ZB from Pfersee or Bayguard AF from Bayer are commercially available.
  • the fabric of the outer shell can be dyed through, for example, Palanil ® dyes, which are from the BASF company in Ludwigshafen are available.
  • the fabric of the outer cover 20 is also in the preferred embodiment Oleophobic agents soaked or coated to improve soil repellency to reach.
  • the above-mentioned fluorocarbons are also suitable as oleophobicizing agents, which gives the substance an oil value ⁇ 5 when new according to the AATCC-118 standard from 1989 to lend.
  • the inner shell 30 can be a two- or three-layer laminate with a functional layer be trained.
  • the functional layer can be between two textile layers be installed.
  • the functional layer ensures sufficient permeability Skin moisture and perspiration moisture of the wearer through the inner cover 30. Furthermore the functional layer enables wind and water tightness.
  • the inner shell 30 is therefore waterproof but permeable to water vapor.
  • Such an inner cover 30 is defined as waterproof, the textile surface of which can withstand a water inlet pressure of at least 0.13 bar.
  • the inner shell 30 preferably withstands a water inlet pressure of over 1 bar.
  • the water pressure is measured according to a test method in which distilled water at 20 ⁇ 2 ° C. is placed under increasing pressure on a sample from the inner casing 30 with an area of 100 cm 2 .
  • the water rise pressure is 60 ⁇ 3 cmH 2 O / min.
  • the water pressure is then the pressure at which water appears on the other side of the sample.
  • the exact procedure is regulated in ISO Standard No. 811 from 1981.
  • An inner shell 30 is defined as permeable to water vapor, which has an RET of less than 150 (m 2 .Pa) / W.
  • the functional layer preferably has an RET of less than 20 (m 2 .Pa) / W.
  • the water vapor permeability is measured by the Hohenstein MDM Dry method, which is described in the standard test specification No. BPI 1.4 from September 1987 of the Clothing Physiological Institute eV. Hohenstein is described.
  • Materials suitable for the waterproof, water vapor permeable functional layer include microporous stretched polytetrafluoroethylene (PTFE) as described in U.S. Pat. US-A-3, 953,566 and US-A-4,187,390; stretched PTFE, which is provided with hydrophilic impregnating agent and / or layers, as described in US Pat. No. 4, 194,041; breathable polyurethane layers, or elastomers, such as copolyether esters and their laminates as described in US-A-4,725,418 and 4,493,870 is described. Polyester fibers or, preferably, polyamide fibers can be used as the upper fabric be used. Such laminates are manufactured by W.L. Gore & Associates.
  • a microporous membrane is made stretched PTFE (ePTFE) coated with polyurethane used as a functional layer.
  • ePTFE stretched PTFE
  • microporous membrane is understood to mean a membrane whose average Pore size is between 0.2 ⁇ m and 0.3 ⁇ m.
  • the inner shell 30 and the outer shell 20 are interconnected by means of the Closure devices 40, 50, 55 and 60 are separably connected.
  • the locking devices are made of Velcro, a zipper, hooks and eyes, made of cords or be formed from push buttons. In the preferred, shown in Fig. 1 Embodiment, only waterproof push buttons are used. These are on the front jacket opening 70, in the neck area 80, in the hem area 85 and in the sleeve area 90 arranged.
  • the inner shell 30 and the outer shell 40 become one another separated and each part is washed separately at different temperatures.
  • the Washing process corresponds to an industrial washing cycle and can be carried out, for example a washing machine of the brand Electrolux Wascator TT 600.
  • the washing cycle for the inner shell 30 and the outer shell 20 has this type Washing machine following the process, taking the desired temperature for washing the inner shell is greater than 40 ° C and is preferably 60 ° C and the desired Temperature for washing the outer cover is preferably between 80 ° C and 85 ° C:
  • 170 units Water up to a level of 170 units is run in and to the desired level Temperature heated. 170 units corresponds to a water volume of 751 in the above washing machine. This delivers a liquor ratio of about 1 kg of laundry 51 water. Then a normal wash program for 20 minutes Detergent carried out. After that, the water is drained, which takes about a minute lasts, and then cold tap water, for example, around 15 ⁇ 5 ° C broken in.
  • 190 units Water up to a level of 190 units is run in and to the desired level Temperature heated. 190 units corresponds to a water volume of 831 in the above washing machine. Then a normal wash program for 2 Minutes without detergent. After that, the water is drained, what about takes a minute, and then cold tap water is turned around, for example 15 ⁇ 5 ° C broken in.
  • This rinsing process is carried out three times in total (rinsing 2, 3).
  • the laundry is spun for 2 minutes on a low tour, which corresponds to a gravity of 60 G, and then for 3 minutes at high speed, which corresponds to a gravity of 160 G.
  • This rinse cycle is identical to the first rinse cycle.
  • This spin cycle is identical to the first spin cycle.
  • washing cycle is over and the washing can be done by the washing machine be removed.
  • the outer casing 20 can be squeezed off around the water to push out of the fabric.
  • the squeezing pressure is less than 30 bar.
  • the outer shell 20 and the inner shell 30 are then in a dryer of the marrow Electrolux Wascator TT 600 at two points (approx. 77 ° C in the drum) for 20 to 30 minutes dried.
  • Leggil Super from Henkel KGaA is the preferred detergent for the inner cover with 15g / kg of laundry in the first wash and 10 g / kg of laundry in the second Washing process used.
  • a mixture of 50 g / kg is preferably used for the outer casing Leggil Super laundry and 15 g / kg Lavipol laundry from Henkel KGaA in the first Washing process and only 15 g / kg of Lavipol laundry used in the second washing process.
  • the outer shell 20 and inner shell 30 according to the invention can be the above Undergo washing cycle and drying process at least thirty times without their to lose waterproof and water vapor permeable values. Even after thirtieth wash cycle, the outer shell 20 still meets the requirements of the EN 471 standard for a warning function. When performing these operations, the washed Garment not worn between wash cycles.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Outer Garments And Coats (AREA)
EP98112290A 1997-07-09 1998-07-02 Vêtement de protection avec enveloppe extérieure et intérieure Expired - Lifetime EP0890318B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19729341 1997-07-09
DE19729341A DE19729341C5 (de) 1997-07-09 1997-07-09 Schutzbekleidung mit Innen- und Außenhülle

Publications (3)

Publication Number Publication Date
EP0890318A2 true EP0890318A2 (fr) 1999-01-13
EP0890318A3 EP0890318A3 (fr) 1999-07-28
EP0890318B1 EP0890318B1 (fr) 2003-10-01

Family

ID=7835141

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98112290A Expired - Lifetime EP0890318B1 (fr) 1997-07-09 1998-07-02 Vêtement de protection avec enveloppe extérieure et intérieure

Country Status (3)

Country Link
EP (1) EP0890318B1 (fr)
AT (1) ATE250872T1 (fr)
DE (2) DE19729341C5 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2351651A (en) * 1999-07-06 2001-01-10 Sheila Shawcross A textile item with removable regions
GB2442527A (en) * 2006-10-04 2008-04-09 Smartheat Ltd Electrically heated garment construction
AT504357B1 (de) * 2007-03-30 2008-05-15 Otmar Schneider Schutzbekleidung für einsatzkräfte
CN102499495A (zh) * 2011-11-01 2012-06-20 常熟新诚鑫织造有限公司 救生服发光布
EP2117369B1 (fr) * 2007-01-25 2015-08-19 Gore Enterprise Holdings, Inc. Articles isolants resistant a l'eau et embalables

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008009455U1 (de) * 2008-06-20 2009-08-06 W. L. Gore & Associates Gmbh Sohleneinheit für Schuhwerk
DE202011102027U1 (de) 2011-06-18 2011-09-12 Herbert Schwarz Mehrteiliger Motorradanzug

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA962021A (en) * 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
US4194041A (en) * 1978-06-29 1980-03-18 W. L. Gore & Associates, Inc. Waterproof laminate
DE7836855U1 (de) * 1978-12-13 1979-03-15 Mende, Konrad, 8471 Teunz Warnbinde fuer verkehrsteilnehmer
DE7914905U1 (de) * 1979-05-23 1979-08-23 Sportartikelfabrik Karl Uhl Gmbh, 7460 Balingen Oberbekleidungsstueck fuer sportler, insbesondere torwartpullover
CA1191439A (fr) * 1982-12-02 1985-08-06 Cornelius M.F. Vrouenraets Produit flexible multicouche
DE8534571U1 (de) * 1985-12-09 1986-04-30 Pagels, Heinz-Peter, 6330 Wetzlar Schutzanzug
DE3543731A1 (de) * 1985-12-11 1987-06-19 Bundesrep Deutschland Zweiteiliger und zweischaliger hitzeschutzanzug aus asbestfreiem material
US4725481A (en) * 1986-10-31 1988-02-16 E. I. Du Pont De Nemours And Company Vapor-permeable, waterproof bicomponent structure
US5054125A (en) * 1989-12-29 1991-10-08 Globe Manufacturing Company Protective garment with liner indicator
US5588154A (en) * 1994-10-07 1996-12-31 Blauer Manufacturing Co. Inc. Uniform with optionally concealed/deployed visual panels for display about a 360 degree periphery
DE29504756U1 (de) * 1995-03-21 1995-05-18 Klusmeier, Wolfgang, 33604 Bielefeld Sicherheitsweste
DE29607822U1 (de) * 1996-04-30 1997-04-17 Akzo Nobel N.V., Arnheim/Arnhem Wetterfeste Oberbekleidungskombination mit hohem Gebrauchswert

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2351651A (en) * 1999-07-06 2001-01-10 Sheila Shawcross A textile item with removable regions
GB2351651B (en) * 1999-07-06 2001-09-12 Sheila Shawcross High visibility garment or bag
GB2442527A (en) * 2006-10-04 2008-04-09 Smartheat Ltd Electrically heated garment construction
EP2117369B1 (fr) * 2007-01-25 2015-08-19 Gore Enterprise Holdings, Inc. Articles isolants resistant a l'eau et embalables
AT504357B1 (de) * 2007-03-30 2008-05-15 Otmar Schneider Schutzbekleidung für einsatzkräfte
EP1974621A2 (fr) 2007-03-30 2008-10-01 Otmar Schneider Vêtement de sécurité pour des forces d'intervention
CN102499495A (zh) * 2011-11-01 2012-06-20 常熟新诚鑫织造有限公司 救生服发光布

Also Published As

Publication number Publication date
DE19729341C5 (de) 2005-06-09
EP0890318B1 (fr) 2003-10-01
ATE250872T1 (de) 2003-10-15
DE19729341C2 (de) 2000-10-05
DE59809770D1 (de) 2003-11-06
EP0890318A3 (fr) 1999-07-28
DE19729341A1 (de) 1999-01-14

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