Classifications

• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
  • D06M15/647—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain containing polyether sequences
• • D—TEXTILES; PAPER
  • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
  • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
  • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
  • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
  • D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
  • D06M13/203—Unsaturated carboxylic acids; Anhydrides, halides or salts thereof
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
  • D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
  • D06M13/256—Sulfonated compounds esters thereof, e.g. sultones
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M7/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made of other substances with subsequent freeing of the treated goods from the treating medium, e.g. swelling, e.g. polyolefins
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
  • D06M2101/16—Synthetic fibres, other than mineral fibres
  • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M2101/38—Polyurethanes
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
  • D06M2200/40—Reduced friction resistance, lubricant properties; Sizing compositions

Definitions

• the invention relates to biodegradable coating compositions based on readily biodegradable degradable mineral oils.
• the invention further relates to the use of the coating compositions for the preparation of plastic moldings, fibers or yarns.
• the coating compositions show advantages in further processing of elastic polyurethane fibers equipped with the coating agents or flat goods made from it. For example, when fixing in the tensioning tube or when washing the fabrics or fibers before dyeing no environmentally harmful substances into the atmosphere or released into the wastewater.
• fiber used in the context of the present invention includes Staple fibers and / or continuous filaments by known in principle Spinning processes such as the dry spinning process or the wet spinning process and the melt spinning process can be produced.
• Elastic polyurethane fibers made from long-chain synthetic polymers at least 85% from segmented polyurethanes based on e.g. Polyethers, Polyesters and / or polycarbonates are built up in the textile industry common elastic fibers. Yarns made from such fibers are used in manufacturing of elastic flat goods or fabrics or fabrics used, which in turn for corsetry, stockings and sportswear such as Swimsuits or swimming trunks are suitable.
• Fibers with surface treatment agents Treatment oils treated.
• elastane fibers are used a preparation to increase the processability of the fibers in yarn machines improve.
• Preparation oils most commonly used today are polydimethylsiloxanes and Mixtures or dispersions with polydimethylsiloxanes.
• the preparation oils mentioned have the significant disadvantage that they are not biodegradable. she accumulate in certain places in the environment, d. H. they accumulate when they are released into nature. So it may be necessary that at the textile or fiber aftertreatment washed out preparation oils from the Separate waste water before water treatment, as it is in biological purification stages not or only insufficiently degraded by sewage treatment plants.
• the invention has for its object an easily biodegradable preparation to provide for fibers, in particular for polyurethane fibers, the can be easily applied with the known preparation techniques. It is supposed to be achieved become that in the manufacture and processing of the polyurethane fiber into flat goods, no preparation oils from the fibers into the atmosphere or waste water arrive that are not biodegradable and that accumulate in nature can. Furthermore, a preparation oil should be made available, which compared to the products used according to the state of the art, e.g. Polydimethylsiloxane, no disadvantages in processing the fibers, e.g. from Polyurethane fibers, for example due to fiber bonding in textile machines Has.
• the object is achieved in that the polyurethane fibers with an effective amount of an easily biodegradable mineral oil becomes.
• the preparation based on easily biodegradable mineral oils contains if appropriate, further additives customary for preparation oils for polyurethane fiber and is applied in a suitable form from the outside to the elastic fiber.
• the invention relates to a biodegradable coating agent for coating fibers, in particular elastane fibers, containing biodegradable mineral oil with a viscosity of 2.5 to 100 mPas (20 ° C.), preferably 2.5 to 50 mPas ( 20 ° C) and a density of 790 to 880 kg / m 3 (15 ° C), preferably from 805 to 860 kg / m 3 (15 ° C), and with a viscosity-density constant (VDK) of 0.770 to 0.810, preferably with a VDK of 0.775 to 0.805 and particularly preferably with a VDK of 0.775 to 0.800.
• VDK viscosity-density constant
• the biodegradability of the mineral oil used in the coating composition can, for example after a test according to method OECD 301 (O rganisation for E conomic C ooperation and D evelopment) determined.
• the viscosity-density constant (VDK) is determined in accordance with DIN 51 378.
• Polyurethane fibers are used in the manufacture and processing of Polyurethane fibers through, for example, washing, heat setting or dyeing no naturally occurring preparation oils from the polyurethane fibers in released the atmosphere or the sewage.
• the easily biodegradable mineral oils that are used as preparation oils for polyurethane fibers can be used with additives or a mixture of Additives are provided, as are common for the prior art.
• Additives are provided, as are common for the prior art.
• lubricants for example, lubricants, antistatic agents, anti-corrosion agents, defoamers, Additives to avoid deposits in the manufacture and processing of Polyurethane fiber, etc.
• Addition to the easily biodegradable mineral oils is preferably a lubricant in particular a metal salt of saturated or unsaturated fatty acids.
• a lubricant in particular a metal salt of saturated or unsaturated fatty acids.
• the proportion of the lubricant is up to 15% by weight, preferably up to 5% by weight, particularly preferably up to 3% by weight, based on the total coating composition.
• a Li, Na, K, Al, Mg, Ca or Zn salt of a higher fatty acid is preferred, especially stearic acid, palmitic acid or oleic acid.
• Particularly preferred Metal salts of fatty acids are Al stearate, Ca stearate, Li stearate, Mg stearate, Zn stearate, Mg palmitate or Mg oleate.
• a finely divided dispersion can be used in the same way as for preparation oils described on the basis of polydimethylsiloxanes, by a grinding process, as described, for example, in US Pat. No. 5,135,575 or by a precipitation process such as that described in JP 60-67442 is described.
• a preferred coating composition additionally contains up to 15% by weight, preferably from 0.05 to 5% by weight, particularly preferably from 0.1 to 3% by weight of antistatic.
• the easily biodegradable preparation can be cation-active, anionic and / or nonionic compounds are added.
• An overview about possible antistatic agents is in the book "Plastic Additives" by R. Gumbleter and H. Müller, Carl Hanser-Verlag Kunststoff, Vol. 3, 1990, pages 779 to 805.
• Examples of cation-active antistatic agents are ammonium compounds in the form of quaternized fatty amines, ammonium salts of carboxylic acids, such as, for example can be described or quaternized in JP 09-111 657 Fatty acid triethanolamine ester salts, as described, for example, in the published patent application DE 4 243 547 A1.
• Anionic antistatic agents can for example, salts of sulfonic or phosphoric acids, as described in the Patent specifications EP 0 493 766, WO 95/11948, WO 94/15012 or JP 09 049 167 to be discribed.
• Antistatic agents in the form of non-ionic compounds can for example fatty or phosphoric acid esters or alkoxylated polydimethylsiloxanes be as described in the patent specifications WO 93/17172, JP 95 006 134 or EP 0 643 159 to be discribed.
• the effectiveness of the cation and anion active compounds as an antistatic agent is superior to that of non-ionic compounds.
• the training the antistatic in the easily biodegradable mineral oils and in Many cases associated with producing a finely divided dispersion can the above-mentioned processes via a grinding process or via a precipitation process anywhere.
• dialkyl sulfosuccinates can be prepared as described in the literature by C. R. Carly, Ind. Eng. Chem., Vol. 31, page 45, 1939.
• Special preferred dialkyl sulfosuccinates are sodium diisobutyl sulfosuccinate, Sodium dioctyl sulfosuccinate, sodium dihexyl sulfosuccinate, Sodium diamyl sulfosuccinate and sodium dicyclohexyl sulfosuccinate.
• dialkyl sulfosuccinates are sodium dioctyl sulfosuccinate and Sodium dihexylsulfosuccinate.
• a very particularly preferred dialkyl sulfosuccinate is sodium dioctyl sulfosuccinate.
• the additives e.g. lubricant, antistatic
• the additives can be added in the desired amount and the preparations are stirred until a homogeneous mixture is formed.
• the preparation can be applied using generally known preparation technology, for example, on preparation rollers on the polyurethane fiber.
• the addition of the additives listed above, for example can do this lead that the finished preparation is in the form of a dispersion or emulsion.
• the preparation system can be modified so that the preparation oil is kept in motion by constant pumping.
• the invention also relates to the use of the invention Coating agent for coating molded articles made of polymers or of Fibers, filaments or games, in particular elastic fibers, filaments or games, preferably of polyurethane fibers.
• the polyurethane compositions or polyurethane fibers can be a variety of different additives for different purposes, such as matting agents, Fillers, antioxidants, dyes, stains, stabilizers against Heat, light, UV radiation and vapors. These additives become the fibers metered in that they are not based on the coating agent applied from the outside the opposite effect of easily biodegradable mineral oils.
• the invention also relates to a method for the preparation of fibers, filaments or games, in particular of polyurethane fibers by applying the invention Coating agent on the surface of the fibers, filaments or Yarns.
• the readily biodegradable coating agents are available in an amount of 0.5 to 15.0% by weight, preferably in an amount of 1.5 to 10.0% by weight and particularly preferably in an amount of 2.5 to 8.0 wt .-%, based on the Weight of the fiber (filaments or yarns), for example with a preparation roller applied. Will be less than 0.5 wt .-% of readily biodegradable Coating agent applied to the filament surface, the bonds For example, the polyurethane fibers are particularly strong when the Filaments with a total titer of ⁇ 80 dtex can be spun.
• Polyurethane fibers are used to manufacture textile fabrics, in particular after a long storage period of the coils or their storage at elevated temperature, difficult.
• the order of more than 15.0% by weight of the easily biodegradable Preparation on the polyurethane fibers leads to the manufacture and further processing due to preparation oil swirling and dripping in the air heavy contamination of the machines and is therefore also not recommended.
• the polyurethane fibers which are preferred with the coating agent according to the invention are made up of segmented polyurethane polymers, such as those based on polyethers, polyesters, polyether esters, polycarbonates, based. Fibers of this type can be produced using processes which are known in principle are produced, for example, according to those in US 2,929,804, US 3,097,192, US 3,428,711, US 3,553,290 and US 3,555,115 and in Document WO 9 309 174 can be described. Furthermore, the polyurethane fibers consist of thermoplastic polyurethanes, the production of which, for example, in the document US 5 565 270. All of these polymers can be used to ensure good processability in the production of e.g. Corsetry, Linen or sports articles with the coating agent according to the invention become.
• a preparation occurs based on easily biodegradable mineral oils even after storage no sticking at elevated temperature. Furthermore occurs during processing of the polyurethane fibers produced to stockings on a hosiery machine Hardly a machine downtime due to thread breaks on the machine, for example on. In addition, it was found in particular that after adding small Amounts of metal dialkyl sulfosuccinate, especially sodium dioctyl sulfosuccinate Preparation oil based on easily biodegradable mineral oils also after Long-term tests no solid deposits from the dispersion in the preparation system or occur on the preparation rollers.
• the polyurethanes which also include segmented polyurethanes, are basically in particular from a linear homo- or copolymer with one each Hydroxy group at the end of the molecule and a molecular weight of 600 to 4000 g / mol, e.g. Polyether diols, polyester diols, polyester amido diols, polycarbonate diols, Polyacrylic diols, polythioester diols, polythioether diols, polyhydrocarbondiols or made from a mixture or from copolymers of this group.
• Polyether diols polyester diols, polyester amido diols, polycarbonate diols, Polyacrylic diols, polythioester diols, polythioether diols, polyhydrocarbondiols or made from a mixture or from copolymers of this group.
• the polyurethane is based in particular on organic diisocyanates and a chain extender with several active hydrogen atoms, e.g. Di and Polyols, di- and polyamines, hydroxylamines, hydrazines, polyhydrazides, polysemicarbazides, Water or a mixture of these components.
• organic diisocyanates and a chain extender with several active hydrogen atoms e.g. Di and Polyols, di- and polyamines, hydroxylamines, hydrazines, polyhydrazides, polysemicarbazides, Water or a mixture of these components.
• the grain size distributions are provided that the preparations are in the form of a dispersion are present, using Mastersizer M20, Malvern Instruments, via laser light diffraction and laser light scattering determined.
• the grain size is given in micrometers ( ⁇ m) with a volume distribution in percent (10, 50 and 90%).
• the viscosity of the preparations is measured using a Haake viscometer, model CV 100 at a temperature of 20 ° C. and a shear rate of 300 s -1 .
• the change in the electrical conductivity of polyurethane fibers is due to the volume resistance measurement described in DIN 54 345 is determined.
• a weight is attached to the thread hung and determines the weight with which the thread alone from the Coil rolls off.
• the liability determined in this way is a measure of the processability of the manufactured Do the washing up. If the adhesion is too high, the thread can break Further processing to flat goods are difficult.
• the determination of liability after a storage period of 8 weeks at an elevated temperature of 40 ° C describes an aging process and is a measure of the development of liability after a longer storage period at RT.
• the coils are stored at 40 ° C in a heating cabinet with a rel. Humidity of 60%. After that the liability is measured as already described above.
• a polyurethane composition made from a polyether diol, consisting of polytetrahydrofuran (PTHF) with an average molecular weight of 2000 g / mol.
• the diol is mixed with methylene bis (4-phenyl diisocyanate) (MDI) capped with a molar ratio of 1 to 1.8 and then with a mixture of ethylenediamine (EDA) and diethylamine (DEA) in dimethylacetamide chain extended as a solvent.
• MDI methylene bis (4-phenyl diisocyanate)
• EDA ethylenediamine
• DEA diethylamine
• the polyurethane urea solution has a viscosity of 120 Pas (50 ° C) and the polymer has an intrinsic viscosity of 0.98 g / dl (measurement at 25 ° C in DMAc with a concentration of 0.5 g polymer in 100 ml DMAc).
• the finished spinning solution is passed through spinnerets in one for a dry spinning process typical spinning apparatus for a single filament with a titer of 17 dtex spun.
• the polyurethane fiber is processed at a speed of 900 m / min wound up.
• the fiber preparations used in the examples are in their composition and characterization by measuring the grain size distribution, the viscosity and the sedimentation behavior described in Table 1.
• the preparations containing Mg stearate are produced using a precipitation process To do this, Mg stearate, distearyl tetraethylene oxide phosphoric acid esters and / or sodium dioctyl sulfosuccinate in 10% by weight mineral oil, based on the Weight of the preparation, dissolved at a temperature of 135 ° C. The hot solution is quickly in the remaining preparation oil, which is at a temperature of Stirred at 20 ° C, poured.
• the preparation oils listed in Table 1 are applied over a preparation roller with an amount of 4.0% by weight, based on the weight of the polyurethane fiber, applied.
• Table 2 The results on the formation of deposits in the preparation system in pipes and on preparation rollers after a long-term test of 14 Days, the build-up of liability after storage time even at elevated temperature and Processability on an automatic hosiery is shown in Table 2.

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• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• General Chemical & Material Sciences (AREA)
• Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
• Biological Depolymerization Polymers (AREA)
• Artificial Filaments (AREA)
• Lubricants (AREA)
• Paints Or Removers (AREA)

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Family Applications (1)

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Citations (7)

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• 1998
  • 1998-02-09 DE DE19805153A patent/DE19805153A1/de not_active Withdrawn
• 1999
  • 1999-01-28 EP EP99101833A patent/EP0935018A1/fr not_active Withdrawn
  • 1999-02-01 TW TW088101457A patent/TW415982B/zh not_active IP Right Cessation
  • 1999-02-02 SG SG9900327A patent/SG79248A1/en unknown
  • 1999-02-05 CA CA002260746A patent/CA2260746A1/fr not_active Abandoned
  • 1999-02-05 IL IL12838799A patent/IL128387A0/xx unknown
  • 1999-02-05 US US09/245,494 patent/US6139764A/en not_active Expired - Fee Related
  • 1999-02-05 JP JP11028686A patent/JPH11269765A/ja active Pending
  • 1999-02-08 TR TR1999/00241A patent/TR199900241A2/xx unknown
  • 1999-02-08 KR KR1019990004321A patent/KR19990072491A/ko not_active Application Discontinuation
  • 1999-02-08 PL PL99331309A patent/PL331309A1/xx unknown
  • 1999-02-08 AR ARP990100531A patent/AR014553A1/es unknown
  • 1999-02-09 HU HU9900287A patent/HUP9900287A1/hu unknown
  • 1999-02-09 CN CN99102157A patent/CN1231318A/zh active Pending
  • 1999-02-09 BR BR9900555A patent/BR9900555A/pt not_active IP Right Cessation

Patent Citations (7)

Non-Patent Citations (3)

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