EP3077590A1 - Utilisation d'une composition d'agent tensio-actif pour l'apprêt hydrophile de fibres textiles et produits textiles fabriqués à partir de cela - Google Patents

Utilisation d'une composition d'agent tensio-actif pour l'apprêt hydrophile de fibres textiles et produits textiles fabriqués à partir de cela

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Publication number
EP3077590A1
EP3077590A1 EP14809795.9A EP14809795A EP3077590A1 EP 3077590 A1 EP3077590 A1 EP 3077590A1 EP 14809795 A EP14809795 A EP 14809795A EP 3077590 A1 EP3077590 A1 EP 3077590A1
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EP
European Patent Office
Prior art keywords
composition
surfactant
alkoxylated
weight
use according
Prior art date
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Granted
Application number
EP14809795.9A
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German (de)
English (en)
Other versions
EP3077590B1 (fr
Inventor
Sandra Husmann
Michaela MUNZAR
Wolfgang Warncke
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Schill and Seilacher GmbH
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Schill and Seilacher GmbH
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Publication of EP3077590A1 publication Critical patent/EP3077590A1/fr
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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
    • 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
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2243—Mono-, di-, or triglycerides
    • 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
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • 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
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2246—Esters of unsaturated carboxylic acids
    • 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
    • D06M15/53—Polyethers
    • 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
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
    • 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
    • D06M2101/32—Polyesters

Definitions

  • the present invention relates to surfactant compositions for hydrophilic finishing of textile fibers and textile products made therefrom, such as nonwovens, which impart permanently hydrophilic properties to these basically hydrophobic substrates.
  • Hydrophilic nonwovens are used in particular as cover fleeces or as intermediate fleeces in multilayer nonwovens for hygiene articles such as baby diapers, sanitary napkins, incontinence products and similar products. Such webs have the task to forward body fluids such as urine quickly to the underlying absorption layer.
  • cover fleeces fibers or filaments of polyolefin or polyester are usually used.
  • these polymers are hydrophobic and therefore have to be hydrophilized either to the fiber during fiber production and / or further processing.
  • the hydrophilization is carried out by treating the filaments with known spin finishes, which are then further processed into staple fibers and nonwovens. It is also more usual to treat the nonwovens before further processing into a hygiene article with a hydrophilic finishing agent as a so-called "top coat".
  • hydrophilic spin finish or a hydrophilic finishing agent should give the most permanent possible hydrophilization, which is not or only slightly washed out by liquids and the fleece over as possible give as long a period of its useful life as constant as possible hydrophilicity.
  • hydrophilizing compositions are known in the art.
  • U.S. Patent 4,988,449 discloses hydrophilizing compositions containing diethanolamides and nonionic surfactants, alkyl phosphates, quaternary ammonium salts and / or alkylimidazolium salts and used as liquid permeability agents for polyolefin nonwovens.
  • No. 5,258,129 discloses hydrophilizing compositions which contain polyoxyalkylene-modified polydimethylsiloxanes, alone or in combination with nonionic surfactants, alkyl phosphates, quaternary ammonium salts and / or alkylimidazolium salts.
  • EP 410 485 B1 discloses a process for the hydrophilization of polyolefin fiber webs by applying to the surface of the fibers an aqueous, alkoxylated surfactant mixture in which the composition consists of at least 80% alkoxylated triglycerides of ds-fatty acids.
  • EP 0 839 947 A2 discloses hydrophilizing compositions which comprise nonionic surfactants in combination with a polyoxyalkylene-modified polydimethylsiloxane and / or a quaternary ammonium compound.
  • EP 1 600 532 B1 describes hydrophilizing compositions which consist of an alkoxylated glycerol esterified with a fatty acid and an alkoxylated or alkoxylated and hydrogenated ricinolein esterified with a fatty acid.
  • an alkoxylated glycerol esterified with a fatty acid and an alkoxylated or alkoxylated and hydrogenated ricinolein esterified with a fatty acid.
  • EP 1 671 609 B1 proposes applying the lotion in the form of a pattern of a plurality of strips to the body-side surface of the cover fleece so that the cover fleece can continue to fulfill its function of distributing the liquid.
  • WO 2012/047986 A2 describes a lotion for application to the cover fleece of a hygiene article which is adjusted to be hydrophilic and 0, 1 to 90% of a microcrystalline wax, 0, 1 to 25 wt .-% of a POE-4 monolauric acid ester, 0, 1 to 50% by weight of a POE-8 monostearic acid ester and a carrier such as petrolatum.
  • the object is to provide a composition for simple and inexpensive finishing of textile fibers and textile products with permanently hydrophilic properties, which can be further processed in particular to hygiene articles with increased comfort.
  • a surfactant composition is used for permanently hydrophilic finishing of textile fibers and fabrics made therefrom, the composition containing at least one nonionic surfactant and optionally at least one anionic and / or one cationic surfactant, characterized in that the composition further comprises a hydrophobic additive in one portion of up to 60 wt .-%, based on the total weight of the composition without solvent, wherein the hydrophobic additive comprises at least one compound from the group of fatty acid esters, vegetable oils and fats and mixtures thereof.
  • the nonionic surfactant is selected from the group of alkoxylated C 6 -C-
  • “permanently hydrophilic” is understood to mean a product treated with a finishing agent (fiber or fabric) which has the "Multi Strike Through” test according to WSP standard 70.7 (1 1) with breakdown times of ⁇ 2I ⁇ 3 / ⁇ 5 / ⁇ 5 / ⁇ 5 seconds.
  • the surfactant composition used in the present invention impart excellent body fluid permeability to fabrics treated therewith. At the same time, the composition gives the absorbent articles made from these textile products a good wearing comfort.
  • compositions according to the invention can be used particularly well as fiber preparations for permanently hydrophilic finishing of textile fibers.
  • the surfactant composition is then preferably in the form of an emulsion or paste.
  • the compositions are also useful as finishing agents or "top coats" for hydrophilic finishing of fabrics made from such fibers and filaments, thus significantly simplifying the manufacturing process of textile products, especially sanitary articles and incontinence products, as the subsequent application of care lotions to the hair lotions Cover fleece in the diaper machine can be omitted.
  • fibers also includes “filaments”, including single filaments and multi-filaments.
  • filaments including single filaments and multi-filaments.
  • fibers and filamentaments are therefore used synonymously.
  • Hydrophilic fibers, materials and surfaces are wettable spontaneously with water and aqueous liquids or show a contact angle of less than 90 ° ,
  • % by weight refers to the total active ingredient content of the surfactant composition.
  • surfactants in particular surfactants, hydrophobic additives and optional care additives.
  • the composition may also contain water and other solvents that are not included in the calculation of the shares.
  • Synthetic fibers or filaments of polyolefins and polyesters such as polyethylene terephthalate (PET) are used in particular as textile fibers.
  • the fabrics made from these fibers are preferably non-woven fabrics (nonwovens), especially nonwovens. That for the permanent hydrophilization of textile fibers and
  • Textile products used surfactant mixture comprises at least one nonionic surfactant and optionally at least one anionic surfactant and / or a cationic surfactant. By combining different surfactants, a good wettability of the fibers can be achieved.
  • the total proportion of the surfactants in the composition according to the invention is preferably 40 to 95% by weight, more preferably 50 to 90% by weight and more preferably 50 to 80% by weight.
  • the hydrophobic additive is preferably contained in a proportion of 5 to 60% by weight in the composition. Particularly preferably, the proportion of the hydrophobic additive is 10 to 50 wt .-%, in particular 20 to 50 wt .-%.
  • the hydrophobic additive at room temperature (20 ° C) is liquid.
  • the nonionic surfactant is preferably present in the composition at a level of from 10 to 90 percent by weight.
  • the proportion of the nonionic surfactant is preferably from 15 to 80% by weight and more preferably from 30 to 80% by weight.
  • the anionic surfactant may be present in a proportion of about 1 to 60% by weight in the composition.
  • the proportion of the anionic surfactant is preferably from about 1 to 55% by weight, particularly preferably from 1 to 30% by weight.
  • the cationic surfactant may be present in the composition in a proportion of about 1 to 60% by weight.
  • the proportion of the cationic surfactant is from about 5 to 60 wt .-%, and particularly preferably from about 10 to 55 wt .-%.
  • the nonionic surfactant and the anionic surfactant may preferably be present in the composition of the invention in a weight ratio of 35:65 to 98: 2, preferably 70:30 to 98: 2.
  • the nonionic surfactant and the cationic surfactant may preferably be present in the composition of the invention in a weight ratio of from 35:65 to 98: 2, preferably to 80:20.
  • composition may also contain both at least one anionic surfactant and at least one cationic surfactant together with at least one nonionic surfactant.
  • composition according to the invention may optionally contain further additives from the group of antistatic agents, wetting agents, cohesives, lubricants, corrosion inhibitors and emulsifiers.
  • these additives may also represent nonionic, cationic or anionic surfactants in the context of the invention. These additives are known in the art and commercially available in the field of spin finishes and finishers.
  • the nonionic surfactant is selected from the group of alkoxylated C 6 -C-
  • hydrocarbon chains of these compounds can each be branched or straight-chain, saturated or unsaturated.
  • the nonionic surfactant is an alkoxylated fatty alcohol having 6 to 18 C atoms in the hydrocarbon chain, an alkoxylated fatty acid having 6 to 18 C-atoms in the hydrocarbon chain, an alkoxylated triglyceride of C 6 - C 8 fatty acids and mixtures thereof.
  • fatty alcohol alkoxylates and fatty acid alkoxylates having 8 to 18 carbon atoms in the hydrocarbon chain.
  • the fatty alcohol alkoxylates and fatty acid alkoxylates may terminally have a hydroxyl or an alkyl or alkenyl ether group.
  • Particularly preferred are hydroxy-terminated fatty alcohol and Fettsaurealkoxylate.
  • the number of alkoxy groups in the nonionic surfactant is preferably from 1 to 10, preferably from 2 to 8, and more preferably from 2 to 6.
  • the alkoxy groups may in particular of ethylene glycol or
  • fatty alcohol ethoxylates and fatty acid ethoxylates having 8 to 18 C atoms in the hydrocarbon chain and 2 to 6 ethylene glycol units, ethoxylated triglycerides of C 6 to C 8 fatty acids having 2 to 6 ethylene glycol units per fatty acid chain and mixtures thereof.
  • anionic surfactant may preferably be a surfactant from the group of C 6 - C 8 alkyl sulfates, alkyl ether sulfates, alkyl sulfonates, C 6 -C 8 -Alkylsarkosinate, C 6 - C 8 dialkyl sulfosuccinates or the neutralized alkyl phosphoric acid esters and mixtures thereof are selected.
  • C 6 -C 8 dialkyl sulfosuccinates and neutralized alkyl phosphoric acid esters and mixtures thereof are preferred.
  • the neutralized alkyl phosphoric acid ester preferably corresponds to the following general formula (I):
  • R 1 , R 2 and R 3 are independent of each other
  • alkoxylated alkyl group having 4 to 22 C atoms in the hydrocarbon chain or an alkoxylated alkenyl group with 4 to 22 carbon atoms in the hydrocarbon chain, wherein the alkoxy groups are derived from ethylene glycol or propylene glycol and the number of
  • Alkoxy groups per alkyl or alkylene group is between 1 and 10, and wherein the alkyl groups or alkenyl groups may each be branched or straight-chained, saturated or unsaturated;
  • Alkenyl group having 4 to 22 carbon atoms which may each be branched or straight-chain, saturated or unsaturated, and / or
  • any suitable bases such as LiOH, NaOH, KOH, NH 3 , mono-, di-, or triethanolamine can be used.
  • At least one of the radicals R 1 , R 2 and R 3 in the formula (I) of the neutralized phosphoric acid ester is preferably an alkoxylated alkyl or alkenyl group having 6 to 18 C atoms in the hydrocarbon chain and 1 to 6 alkoxy groups, in particular ethoxy groups and / or propoxy groups, more preferably an alkoxylated alkyl or alkenyl group having 10 to 18 C atoms in the hydrocarbon chain and 1 to 4 ethoxy groups.
  • at least one of the radicals R 1 , R 2 and R 3 in formula (I) is an alkyl group or an alkenyl group having 6 to 18 C atoms, particularly preferably having 10 to 18 C atoms.
  • the cationic surfactant optionally used as a further component of the surfactant composition may in particular be a quaternary ammonium compound which corresponds to the following formula (II):
  • R 5 and R 6 independently of one another are an alkyl group having 1 to 22 C atoms, hydroxyethyl or a polyglycol radical,
  • Phosphate, lactate, citrate, and m and n independently represent an integer from 1 to 6.
  • radicals R 4 to R 6 in formula (II) are preferably alkyl groups as derived from vegetable oils and Olmischungen.
  • the radicals R 4 , R 5 and R 6 are particularly preferably derived from vegetable oils with a high proportion of saturated fatty acids, in particular palm oil or palm kernel oil.
  • the hydrophobic additive of the inventive composition preferably comprises at least one carboxylic acid alkyl esters, preferably C 2- 18 alkyl esters of carboxylic acids having 4 to 24 carbon atoms. Particular preference is given to alkyl esters of maleic acid or lactic acid and to the alkyl esters of the following vegetable fatty acids: palmitic acid, stearic acid, oleic acid, coconut fatty acid, cottonseed oil, soybean oil fatty acid, peanut oil fatty acid, sunflower oil fatty acid, linoleic acid, capric acid, lauric acid, myristic acid, behenic acid, erucic acid and malic acid.
  • carboxylic acid alkyl esters preferably C 2- 18 alkyl esters of carboxylic acids having 4 to 24 carbon atoms.
  • the alkyl group is preferably an ethyl, propyl, isopropyl or butyl group, or a fatty alcohol group having 8 to 22 carbon atoms.
  • vegetable oil or fat coconut oil, almond oil, walnut oil, peach kernel oil, apricot kernel oil, avocado oil, tea tree oil, soybean oil, sesame oil, sunflower oil, tsubaki oil, evening primrose oil, rice bran oil, palm kernel oil, mango seed oil, meadowfoam oil, thistle oil, macadamia nut oil, grapeseed oil, amaranth seed oil, argan oil, bamboo oil , Olive oil, wheat germ oil, pumpkin seed oil, mallow oil, hazelnut oil, safflower oil, canola oil, sasanqua oil, jojoba oil, rambutan oil, cocoa butter, shea butter, rose oil, cottonseed oil and / or mixtures of these oils or fats.
  • composition of the invention may also contain care additives such as vitamins, especially vitamin E, provitamins and vitamin precursors such as panthenol, aloe vera, plant extracts such as chamomile extract, and humectants such as urea or glycerol.
  • care additives such as vitamins, especially vitamin E, provitamins and vitamin precursors such as panthenol, aloe vera, plant extracts such as chamomile extract, and humectants such as urea or glycerol.
  • the proportion of care additives in the composition according to the invention is preferably at least about 0.5% by weight, and preferably up to 5% by weight, more preferably up to 2% by weight, and most preferably up to 1% by weight.
  • a preferred embodiment of the surfactant composition used according to the invention consists of a mixture of a nonionic surfactant with an anionic surfactant and the hydrophobic additive and optionally a care additive, in each case in the abovementioned proportions and with the characteristics mentioned.
  • composition used according to the invention consists of
  • a nonionic surfactant selected from the group of alkoxylated fatty acids and fatty alcohols having 6 to 18 carbon atoms in the hydrocarbon chain, the alkoxylated triglycerides of C6-C18 fatty acids and mixtures thereof, (b 1 to 25% by weight of an anionic surfactant, preferably selected from the group of C6-C18 dialkyl sulphosuccinates, of neutralized alkyl phosphoric acid esters and mixtures thereof, the weight ratio of nonionic surfactant to anionic surfactant being from 70:30 to 98: 2, c) 20 to 50 wt .-% of the hydrophobic additive selected from the group of C8-C24 fatty acid alkyl esters, vegetable oils and fats, and mixtures thereof, and
  • a care additive from the group of vitamins, in particular vitamin E, provitamins and vitamin precursors such as panthenol, humectants such as urea and glycerol, aloe vera and
  • Plant extracts such as chamomile extract.
  • An alternative embodiment of the surfactant composition used according to the invention consists of a mixture of a nonionic surfactant with a cationic surfactant and the hydrophobic additive and optionally a care additive, in each case in the abovementioned proportions and with the characteristics mentioned.
  • composition used according to the invention consists of
  • Panthenol aloe vera
  • plant extracts such as chamomile extract
  • lipids lipids
  • the composition according to the invention is preferably in the form of an aqueous dispersion, of an oil or of a paste whose drying residue at 105 ° C. is between 5 and 100% by weight.
  • the composition according to the invention is preferably used as a permanently hydrophilizing fiber preparation for polyolefin fibers or polyolefin filaments or as a means for permanently hydrophilic finishing of nonwoven fabrics made of polyolefin fibers or polyolefin filaments.
  • the polyolefin it is possible to preferably use homo- or copolymers based on ethylene or propylene.
  • polystyrene resins examples include polyethylenes such as high density polyethylene (HDPE), low density polyethylene (LDPE), very low density polyethylene (VLDPE), linear low density polyethylene (LLDPE), medium density polyethylene (MDPE), ultra high molecular weight polyethylene (UHMPE) ), VPE (cross-linked polyethylene), HPPE (high pressure polyethylene); Polypropylenes such as isotactic polypropylene; syndiotactic polypropylene, metallocene catalyzed polypropylene, impact modified polypropylene; Random copolymers based on ethylene and propylene, block copolymers based on ethylene and propylene; EPM (poly [ethylene-co-propylene]); EPDM (poly [ethylene-co-propylene-co-conjugated diene]).
  • HDPE high density polyethylene
  • LDPE low density polyethylene
  • VLDPE very low density polyethylene
  • LLDPE linear low density polyethylene
  • MDPE medium density
  • polystyrene polystyrene
  • Poly (methylstyrene) Poly (oxymethylene); Metallocene catalyzed alpha-olefin or cycloolefin copolymers such as norbornene-ethylene copolymers; Copolymers containing at least 60% ethylene and / or styrene and less than 40% monomers such as vinyl acetate, acrylic acid esters, methacrylic acid esters, acrylic acid, acrylonitrile or vinyl chloride.
  • examples of such polymers are poly (ethylene-co-ethyl acrylate), poly (ethylene-co-vinyl acetate), poly (ethylene-co-vinyl chloride) and poly (styrene-co-acrylonitrile).
  • graft copolymers and polymer blends that is to say mixtures of polymers in which, inter alia, the abovementioned polymers are present, for example polymer blends based on polyethylene and polypropylene.
  • composition used according to the invention is suitable for the permanent hydrophilic finishing of polyester fibers, in particular fibers of polyethylene terephthalate, and of nonwovens made therefrom.
  • composition according to the invention can be applied undiluted or in the form of an aqueous emulsion to the fibers, filaments or nonwovens, preferably in an amount of 0.1 to 2% based on the dry weight of the respective product (fiber, filament, nonwoven).
  • a process for the production of permanently hydrophilized textile products, in particular nonwovens comprises the application of the Surfactant composition on a nonwoven, for example a nonwoven fabric, of polyolefin or polyester, diluted or undiluted, via dosing, Kissroller, dipping baths, or by spraying. By diluting the composition with water or other known solvents, the desired viscosity for the particular application form can be set.
  • the application weight (OPU) is preferably between 0.1 and 5 wt .-%, based on the dry weight of the nonwovens.
  • a process for producing permanently hydrophilically finished textile fibers comprises spinning a hydrophobic polymer, in particular a polyolefin or polyester, in a melt spinning device into a polymer filament and applying the surfactant composition either undiluted or from an aqueous preparation of the inventive composition to the polymer filament in an amount of 0 , 1 to 5% by weight, based on dry weight of the polymer filament.
  • the invention thus also relates to textile fibers and filaments and textile products made therefrom, in particular nonwovens, which are obtainable by the abovementioned processes and are permanently rendered hydrophilic or treated with the surfactant composition.
  • Also encompassed by the invention is a double finishing and treatment of the textile fibers and nonwovens of polyolefin or polyester, in which the fibers or filaments are first rendered permanently hydrophilic and then the nonwoven or nonwoven fabric produced therefrom is rendered permanently hydrophilic in its entirety according to the invention with a surfactant composition ,
  • the fiber webs equipped according to the invention are particularly preferably uncompressed random fiber webs or nonwoven or chemically or physically bonded, for example needled or thermally fixed, nonwoven webs.
  • the nonwoven fabrics are preferably spunbonded nonwoven webs made from continuous filaments.
  • the nonwoven fabric equipped with the composition according to the invention forms part of an absorbent article.
  • absorbent article a device is referred to, the to be positioned on the skin of a wearer to absorb and retain the various excretions emitted by the body.
  • absorbent articles are incontinence articles such as diapers, pant-like diapers, training pants, diaper holders and incontinence briefs, as well as feminine hygiene articles such as tampons, sanitary napkins and panty liners.
  • the absorbent article usually comprises a base unit having a liquid pervious topsheet and a backsheet and an absorbent core located between the topsheet and the backsheet for receiving body fluids.
  • the liquid pervious topsheet is aligned with a wearer when the article is worn.
  • the opposite lower layer is arranged on the side facing the clothing of the wearer.
  • At least the top layer is formed from a nonwoven fabric equipped with the surfactant composition according to the present invention.
  • a surfactant mixture of nonionic surfactants and an anionic surfactant in a weight ratio of about 90:10 was prepared.
  • nonionic surfactants ethoxylated triglycerides and fatty acid ethoxylates were used.
  • the hydrophobic additive used was isoproyl palmitate.
  • the surfactant mixture and the hydrophobic additive were thoroughly mixed and homogenized in a weight ratio of 50:50.
  • the preparation described above was adjusted by dilution with distilled or demineralized water to an emulsion containing 5% by weight of active components (surfactants and hydrophobic additive).
  • the emulsion was prepared as a preparation for the permanent hydrophilic finish of a polypropylene (PP) Spunbond nonwoven with a basis weight of 15 g / m 2 used.
  • Runoff test Based on the WSP method 80.9, a PP spunbond nonwoven with an inclination of 45 ° is placed on a filter paper serving as absorption layer. It determines the run length required until a defined amount of a synthetic urine solution has been completely passed through the web into the underlying absorbent layer. Unabsorbed test fluid becomes collected in a drip tray and the amount determined by weighing. The amount of unabsorbed artificial urine solution should be a maximum of 5%.
  • Inventive Example 1 fulfills the requirements for rapid and permanent hydrophilization of the polyolefin nonwoven. Compared with the pure surfactant mixture without additive occurs no significant deterioration of the nonwovens properties.
  • a PP spunbonded fabric (basis weight 15 g / m 2 ) was treated with a 5% emulsion of the composition according to Example 1.
  • the coating weight of active substance was 1%.
  • a PP spunbonded nonwoven fabric was equipped with the pure surfactant blend, without hydrophobic addition, with the coating weight of active substance adjusted to 0.5%.
  • the grip was tested by a panel test with at least 3 subjects assessing the grip.
  • the nonwoven equipped with the composition according to the invention had a pleasantly soft feel and an improved feel compared with the product which was provided with a pure surfactant mixture without hydrophobic addition.
  • Table 1 Test results for Example 1 and the
  • the surfactant mixture 1 is the mixture of nonionic surfactants and anionic surfactant described in Example 1 in a weight ratio of about 90:10.
  • the surfactant mixture 2 is a mixture of about 40 parts nonionic surfactant and 60 parts cationic surfactant.
  • As surfactant mixture 3 a mixture of nonionic surfactants based on ethoxylated triglycerides and fatty acid reethoxylat with an anionic surfactant in a weight ratio of about 98: 2 was used.
  • Table 2 show that conventional fiber preparations are compatible with hydrophobic additives in a wide range.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

L'invention concerne l'utilisation d'une composition d'agent tensio-actif pour l'apprêt hydrophile de fibres textiles et des produits textiles fabriqués à partir de cela. Une composition d'agent tensio-actif destinée à être utilisée pour l'apprêt hydrophile permanent de fibres textiles et des produits textiles fabriqués à partir de ladite composition contient un mélange composé d'au moins un agent tensio-actif non ionique et sélectivement d'au moins un agent tensio-actif anionique et/ou d'un agent tensio-actif cationique, ainsi que jusqu'à 60 % en poids d'un additif hydrophobe. L'additif hydrophobe comprend au moins un composé faisant partie du groupe des esters d'acide gras, des huiles végétales et des graisses, ainsi que des mélanges de ces derniers.
EP14809795.9A 2013-12-06 2014-12-03 Utilisation d'une composition d'agent tensio-actif pour l'apprêt hydrophile de fibres textiles et produits textiles fabriqués à partir de cela Not-in-force EP3077590B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013113656.7A DE102013113656A1 (de) 2013-12-06 2013-12-06 Verwendung einer Tensidzusammensetzung zur hydrophilen Ausrüstung von Textilfasern und daraus hergestellten Textilerzeugnissen
PCT/EP2014/076392 WO2015082534A1 (fr) 2013-12-06 2014-12-03 Utilisation d'une composition d'agent tensio-actif pour l'apprêt hydrophile de fibres textiles et produits textiles fabriqués à partir de cela

Publications (2)

Publication Number Publication Date
EP3077590A1 true EP3077590A1 (fr) 2016-10-12
EP3077590B1 EP3077590B1 (fr) 2018-07-11

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US (1) US10017898B2 (fr)
EP (1) EP3077590B1 (fr)
CN (1) CN105793485B (fr)
DE (1) DE102013113656A1 (fr)
ES (1) ES2684362T3 (fr)
WO (1) WO2015082534A1 (fr)

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CN105316944B (zh) * 2015-11-26 2017-10-10 常州市灵达化学品有限公司 聚烯烃非织造布纵向渗透型多次亲水剂
JP6404259B2 (ja) * 2016-05-13 2018-10-10 ユニ・チャーム株式会社 吸収性物品
CN106930102B (zh) * 2017-05-08 2019-07-09 江苏金太阳纺织科技股份有限公司 一种山茶油纺织品助剂及其制备方法与应用
CN107259649B (zh) * 2017-06-09 2019-01-11 亿蓝（大连）生物科技有限公司 用于女性产后修复的能量美体内衣
CN114304782A (zh) * 2021-12-30 2022-04-12 北京华熙海御科技有限公司 一种口罩

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DE102013113656A1 (de) 2015-06-11
ES2684362T3 (es) 2018-10-02
CN105793485A (zh) 2016-07-20
US10017898B2 (en) 2018-07-10
EP3077590B1 (fr) 2018-07-11
CN105793485B (zh) 2019-07-09
US20160281293A1 (en) 2016-09-29
WO2015082534A1 (fr) 2015-06-11

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