WO2008086982A1 - Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière - Google Patents

Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière Download PDF

Info

Publication number
WO2008086982A1
WO2008086982A1 PCT/EP2008/000179 EP2008000179W WO2008086982A1 WO 2008086982 A1 WO2008086982 A1 WO 2008086982A1 EP 2008000179 W EP2008000179 W EP 2008000179W WO 2008086982 A1 WO2008086982 A1 WO 2008086982A1
Authority
WO
WIPO (PCT)
Prior art keywords
weight
copper
component
iii
products
Prior art date
Application number
PCT/EP2008/000179
Other languages
German (de)
English (en)
Other versions
WO2008086982B1 (fr
WO2008086982A9 (fr
Inventor
Sigrun Clement
Original Assignee
Rebac Gmbh I.L.
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 Rebac Gmbh I.L. filed Critical Rebac Gmbh I.L.
Priority to EP08701084A priority Critical patent/EP2125942A1/fr
Publication of WO2008086982A1 publication Critical patent/WO2008086982A1/fr
Publication of WO2008086982B1 publication Critical patent/WO2008086982B1/fr
Publication of WO2008086982A9 publication Critical patent/WO2008086982A9/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof
    • A01N59/20—Copper
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • A01N25/10—Macromolecular compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/34—Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group

Definitions

  • Copper-containing molding compound of polyester its preparation and use
  • the present invention relates to a thermoplastic copper-containing molding composition of polyester, their preparation, their use for the preparation of blends, moldings, films, fibers, spunbonded, microparticles or as a coating and the products obtained therefrom such as blends, micropowders, moldings, films or Fibers or products made thereof
  • WO 98 / 06508A1 and WO98 / 06509A1 relate to metallized textiles made of natural fibers, synthetic cellulose fibers, acrylic, polyolefin, polyurethane or vinyl fibers and their blends, wherein the metallization of the fiber by activation by means of a precious metal salt cation, preferably Pallad ⁇ um (ll), on the fiber surface and a subsequent reduction of a reducible metal salt also takes place on the fiber surface each in wass ⁇ ger solution and the reducible metal salt is selected from copper (II) -, S ⁇ lber (l) -, Z ⁇ nk (ll) - and N ⁇ ckel (II) Salting
  • a precious metal salt cation preferably Pallad ⁇ um (ll)
  • the reducible metal salt is selected from copper (II) -, S ⁇ lber (l) -, Z ⁇ nk (ll) - and N ⁇ ckel (II) Salting
  • the deposited copper is washable and has the same mechanical properties
  • the present invention has for its object to provide a copper-containing molding composition of a special polyester, which, both as such but also in your processing products and the products obtained from it, in a position to act antimicrobially, ie to prevent the settlement and / or spread of microorganisms, in particular of (pathogenic) fungi, bacteria or yeasts. It is a firm anchoring of the agent in the molding compound (immobile product), instead of a finishing method on the product surface.
  • Equipment methods have the vulnerability that the fixation or stability of the applied agents depends on the quality of the equipment and is therefore variable.
  • the present invention thus initially relates to a copper-containing molding composition of polyester containing
  • the Main alloying partner is selected from zinc, tin, aluminum, nickel and / or lead, ii. 0.001 to 99.999 wt .-%, preferably 0.01 to 99.95 wt .-% of at least one polyester based on aromatic dicarboxylic acids and an aliphatic or aromatic dihydroxy compound and / or iii. 0 to 99.999 wt .-%, of at least one polyester composed of
  • As component i) is first a copper having a size of 0.1 nm to 200 .mu.m, preferably 1 nm to 100 .mu.m, in particular from 0.1 .mu.m to 50 .mu.m suitable.
  • This is in the chemical trade e.g. available from Sigma-Aldrich Chemical GmbH, Steinheim or Alfa Aesar GmbH & Co KG, Düsseldorf or can be produced on site in a conventional manner by grinding coarser copper grades.
  • copper powder is understood to mean all copper materials that may be thought to have been produced by crushing copper or otherwise.
  • copper powder is understood to mean a crude copper having a purity of 70 to 99%, a copper which is commercially available with purities of about 99 to 99.7% and also an electrolytically obtained copper having a purity of 99.95% or more. It is preferred to use, for example, a platelet-shaped or spherical or spiky or spongy copper. Very particular preference is spherical copper.
  • Component i) is alternatively a copper alloy containing at least 50 wt .-% copper, wherein the main alloying partner is selected from zinc, tin, aluminum, lead and / or nickel. Like copper itself, the alloys are preferably present in the abovementioned modifications in finely divided or comminuted form.
  • the alloy powders can be obtained, for example, from Carl Schlenk AG, Roth.
  • Preferred are copper alloys of 55 to 99 wt .-%, preferably 55 to 90 wt .-% copper and 1 to 45 wt .-%, preferably 10 to 45 wt .-% zinc, for example a brass, lead-free, with a zinc content between 28 and 40 wt .-%, a special brass with a zinc content of 35 to 45 wt .-%, a brass solder with a zinc content of 37 wt .-%, a brass with a zinc content of 36 wt .-% according to DIN 2.0335 MS63 or a middle rotting bath with a zinc content of 15% by weight, a rottombak with a zinc content of 10% by weight.
  • Further preferred copper alloys are from 56 to 95 wt.%, Preferably 75 to 95 wt.% Copper and 5 to 44 wt. preferably 5 to 25 wt .-% nickel, for example, a copper nickel alloy with 16 to 25 wt .-% nickel, in particular a CuNi40 (Konstantan) CuNi30 (Münzgeld Manual Mark) CuNi25 or a nickel bronze with 5 to 10 wt .-% nickel , We refer to Ulimann, op. Cit., P. 552f.
  • copper alloys from 82 to 95 wt .-%, preferably 90 to 95 wt .-% Copper and 5 to 18 wt .-%, preferably 5 to 18 wt .-% aluminum, for example, the copper-aluminum alloy CuAI5 and CuAH 8 or the aluminum bronze with 5 to 10% by weight of aluminum.
  • copper zinc nickel alloys are from 50 to 70 wt .-% copper, 15 to 40 wt .-% zinc and 10 to 26 wt .-% nickel (nickel silver), for example CuNi12Zn24, CuNi18Zn20 (DIN 2.0740) or CuNi25Zn15, or 75 to 81 Wt .-% copper, 10 to 21 wt .-% zinc and 1 to 9 wt .-% nickel (nickel brass), We refer to Ullmann, loc. Cit., P. 552. More preferred are copper alloys from 80 to 96 wt .-% , Copper and 4 to 20 wt .-% lead, the special bronzes.
  • ternary alloys such as leaded brass (58-60 wt .-% copper, 38 to 41 wt .-% zinc and 1 to 2 wt .-% lead), tin bronze (92 - 95 wt .-% copper, 4 bis 7% by weight of tin and 1% by weight of zinc), for example CuSn4Zn1, the earlier 2 parts by piece, cast brass (65% by weight copper, 32% by weight zinc and 3% by weight lead),
  • Aluminum nickel bronze Bronzital (92-93 wt% copper, 2-6 wt% nickel and 2-6 wt% aluminum). We refer to Ulimann, op. Cit., P. 549f.
  • component ii) of the molding composition known per se polyesters based on aromatic dicarboxylic acids and aliphatic or aromatic dihydroxy compounds are suitable.
  • a first group of preferred polyesters ii) are polyalkylene terephthalates, in particular having 2 to 10 carbon atoms in the alcohol part.
  • Such polyalkylene terephthalates are known per se and described in the literature. They contain an aromatic ring in the main chain derived from the aromatic dicarboxylic acid.
  • the aromatic ring may also be substituted, e.g. by halogen, such as chlorine and bromine, or by C 1 -C 4 -alkyl groups, such as methyl, ethyl, isopropyl or n-propyl and n, i and t-butyl groups.
  • polyalkylene terephthalates can be prepared by reacting aromatic dicarboxylic acids, their esters or other ester-forming derivatives with aliphatic dihydroxy compounds in a conventional manner.
  • Preferred dicarboxylic acids are 2,6-naphthalenedicarboxylic acid, terephthalic acid and isophthalic acid or mixtures thereof. Up to 20 mol%, preferably not more than 10 mol% of the aromatic dicarboxylic acids can be replaced by aliphatic or .alpha cycloaliphatic dicarboxylic acids such as adipic acid, azelaic acid, sebacic acid, dodecanedioic acids and cyclohexanedicarboxylic acids are replaced.
  • aliphatic dihydroxy compounds are diols having 2 to 6 carbon atoms, in particular 1,2-ethanediol, 1, 3-propanediol, 1, 4-butanediol, 1, 6-hexanediol, 1, 4-hexanediol, 1, 4- Cyclohexanediol, 1, 4-cyclohexanedimethanol and neopentyl glycol or mixtures thereof.
  • polyesters ii) are polyalkylene terephthalates, which are derived from alkanediols having 2 to 6 carbon atoms, to name.
  • polyalkylene terephthalates which are derived from alkanediols having 2 to 6 carbon atoms.
  • polyethylene terephthalate, polypropylene terephthalate and polybutylene terephthalate or mixtures thereof, especially polybutylene terephthalate are preferred.
  • PET and / or PBT which may also contain up to 1 wt .-% of 1,6-hexanediol and / or 2-methyl-1, 5-pentanediol as further monomer units.
  • the viscosity number of the polyester suitable as component ii) is generally in the range from 50 to 220 ml / g, preferably from 80 to 160 ml / g (measured in a 0.5% strength by weight solution in a phenol / o-dichlorobenzene mixture (w / h 1: 1 at 25 ° C) according to EN ISO 1628-1.
  • PET recyclates also called scrap PET
  • PBT polyalkylene terephthalates
  • Post Industrial Recyclate these are production waste in polycondensation or in processing, e.g. Sprues in injection molding, starting material in injection molding or extrusion, or edge portions of extruded sheets or foils.
  • Both types of recycled material can be present either as regrind or in the form of granules. In the latter case, the slag cyclates after separation and purification are melted in an extruder and granulated. This usually facilitates the handling, the flowability and the metering for further processing steps. Both granulated and as regrind present recyclates can be used, the maximum edge length should be 6 mm, preferably less than 5 mm.
  • the residual moisture content after drying is preferably ⁇ 0.2%, in particular ⁇ 0.05%.
  • Suitable compounds of component ii) are fully aromatic polyesters derived from aromatic dicarboxylic acids and aromatic dihydroxy compounds.
  • Suitable aromatic dicarboxylic acids are the compounds already described in the case of the polyalkylene terephthalates. Mixtures of 5 to 100 mol% of isophthalic acid and 0 to 95 mol% terephthalic acid, in particular mixtures of about 80% terephthalic acid with 20% isophthalic acid to approximately equivalent mixtures of these two acids are preferably used for fully aromatic polyesters.
  • the aromatic dihydroxy compounds preferably have the general formula II
  • Z represents an alkylene or cycloalkylene group having up to 8 C atoms, an arylene group having up to 12 C atoms, a carbonyl group, a sulfonyl group, an oxygen or sulfur atom or a chemical bond and in the m 'is the value 0 until 2 has.
  • the compounds may also carry C 1 -C 6 -alkyl or alkoxy groups and fluorine, chlorine or bromine as substituents on the phenylene groups.
  • Examples of such parent compounds include dihydroxydiphenyl, di (hydroxyphenyl) alkane, di (hydroxyphenyl) cycloalkane, di (hydroxyphenyl) sulfide, di (hydroxyphenyl) ether, di (hydroxyphenyl) ketone, dihydroxyphenyl (hydroxyphenyl) sulfoxide, a, a'-di- (hydroxyphenyl) - dialkylbenzene, di- (hydroxyphenyl) sulfone, di- (hydroxybenzoyl) benzene, resorcinol and hydroquinone and their kemalkyltechnischlius or ring-halogenated derivatives called.
  • mixtures of polyalkylene terephthalates and wholly aromatic polyesters can also be used as component ii). These generally contain from 20 to 98% by weight of the polyalkylene terephthalate and from 2 to 80% by weight of the wholly aromatic polyester.
  • polyester block copolymers such as copolyether esters.
  • copolyether esters Such products are known per se and are known in the literature, e.g. in US Pat. No. 3,651,014. Also in the trade, corresponding products are available, e.g. Hytrel® (DuPont).
  • polyester ii) As a polyester ii) according to the invention also polycarbonates are understood. Suitable polycarbonates are, for example, those based on diphenols of the general formula (III)
  • Q is a single bond, a C 1 to C 5 alkylene, a C 2 to C 5 alkylidene, a C 3 to C 4 bis
  • n 1 is an integer from 0 to 2.
  • the diphenols may also have substituents on the phenylene radicals, such as C 1 - to C 2 -alkyl or C 1 - to C 6 -alkoxy.
  • Preferred diphenols of the abovementioned formula III are, for example, hydroquinone, resorcinol, 4,4'-dihydroxydiphenyl, 2,2-bis- (4-hydroxyphenyl) -propane, 2,4-bis- (4-hydroxyphenyl) -2- methylbutane, 1, 1-bis (4-hydroxyphenyl) cyclohexane.
  • Particularly preferred are 2,2-bis (4-hydroxyphenyl) propane and 1, 1-bis (4-hydroxyphenyl) cyclohexane, and 1, 1-bis (4-hydroxyphenyl) -3,3,5- trimethylcyclohexane.
  • Both homopolycarbonates and copolycarbonates are suitable as component ii), in addition to the bisphenol A homopolymer, the copolycarbonates of bisphenol A are preferred.
  • the suitable polycarbonates may be branched in a known manner, preferably by the incorporation of 0.05 to 2.0 mol%, based on the sum of the diphenols used, of at least trifunctional compounds, for example those with three or more as three phenolic OH groups.
  • the relative viscosities [eta] rel from 1, 10 to 1, 50, in particular from 1, 25 to 1, 40 have. This corresponds to average molecular weights M w (weight average) of from 10,000 to 200,000, preferably from 20,000 to 80,000 g / mol.
  • the diphenols of the general formula III are known per se or can be prepared by known methods.
  • the preparation of the polycarbonates can be carried out, for example, by reacting the diphenols with phosgene by the phase boundary process or with phosgene by the homogeneous phase process (the so-called pyridine process), the particular molecular weight to be set being achieved in a known manner by an appropriate amount of known chain terminators becomes.
  • phosgene by the phase boundary process or with phosgene by the homogeneous phase process
  • Suitable chain terminators are for example phenol, pt-butylphenol but also long-chain alkylphenols such as 4- (1, 3-tetramethyl-butyl) -phenol, according to DE-OS 28 42 005 or monoalkylphenols or dialkylphenols having a total of 8 to 20 carbon atoms in the alkyl substituents according to DE-A 35 06 472, such as p-nonylphenyl, 3,5-di-t-butylphenol, pt-outylphenol, p-dodecylphenol, 2- (3,5-dimethyl-heptyl) -phenol and 4- (3,5-dimethylheptyl) phenol.
  • alkylphenols such as 4- (1, 3-tetramethyl-butyl) -phenol, according to DE-OS 28 42 005 or monoalkylphenols or dialkylphenols having a total of 8 to 20 carbon atoms in the alkyl substituents according to DE-A 35
  • suitable components ii) may be mentioned amorphous polyester carbonates, wherein phosgene was replaced by aromatic dicarboxylic acid units such as isophthalic and / or terephthalic acid units in the preparation.
  • aromatic dicarboxylic acid units such as isophthalic and / or terephthalic acid units in the preparation.
  • copolycarbonates with cycloalkyl radicals as monomer units are described in EP-A 365 916.
  • bisphenol A can be replaced by bisphenol TMC.
  • Such polycarbonates are available under the trademark APEC HAT® from Bayer AG.
  • component ii) a modified polyethylene terephthalate, as sold by Invista Resins and Fibers GmbH, Gersthofen, under the name PET RT 20 or as GL6105 by KUAG Elana GmbH, Heinsberg.
  • the aliphatic dicarboxylic acids A in component iii) which are suitable according to the invention generally have 2 to 10 carbon atoms, preferably 4 to 6 carbon atoms. They can be both linear and branched.
  • the cycloaliphatic dicarboxylic acids which can be used in the context of the present invention are as a rule those having 7 to 10 carbon atoms and in particular those having 8 carbon atoms. In principle, however, it is also possible to use dicarboxylic acids having a larger number of carbon atoms, for example having up to 30 carbon atoms.
  • Exemplary are: malonic acid, succinic acid, glutaric acid, 2-methylglutaric acid, 3-methylglutaric acid, adipic acid, pimelic acid, azelaic acid, sebacic acid, fumaric acid, 2,2-dimethylglutaric acid, suberic acid, 1, 3-cyclopentanedicarboxylic acid, 1, 4-cyclohexanedicarboxylic acid, 1, 3-cyclohexanedicarboxylic acid, diglycolic acid, itaconic acid, maleic acid and 2,5-norbornedicarboxylic acid, of which adipic acid is preferred.
  • Suitable ester-forming derivatives of the abovementioned aliphatic or cycloaliphatic dicarboxylic acids which are also usable are, in particular, the di-C 1 - to C 6 -alkyl esters, such as dimethyl, diethyl, di-n-propyl, di -isopropyl, di-n-butyl, di-iso-butyl, di-t-butyl, di-n-pentyl, di-iso-pentyl or di-n-hexyl ester.
  • Anhydrides of dicarboxylic acids can also be used.
  • dicarboxylic acids or their ester-forming derivatives may be used singly or as a mixture of two or more thereof.
  • Suitable aliphatic polyesters are aliphatic copolyesters as described in WO 94/14870, in particular aliphatic copolyesters of succinic acid, its diester or mixtures thereof with other aliphatic acids. Diesters such as glutaric acid and butanediol or mixtures of this diol with ethylene glycol, propanediol or hexanediol or mixtures thereof.
  • Aliphatic polyesters of this type generally have molecular weights Mn in the range of 1000 to 100000 g / mol.
  • the aliphatic polyesters may be random or block copolyesters containing other monomers.
  • the proportion of other monomers is usually up to 10 wt .-%.
  • Preferred comonomers are hydroxycarboxylic acids or lactones or mixtures thereof.
  • mixtures of two or more comonomers and / or other building blocks such as epoxides or polyfunctional aliphatic or aromatic acids or polyhydric alcohols for the preparation of aliphatic polyesters can be used.
  • the diols B of component iii) are selected from branched or linear alkanediols having 2 to 12 carbon atoms, preferably 4 to 6 carbon atoms, or cycloalkanediols having 5 to 10 carbon atoms.
  • alkanediols examples include ethylene glycol, 1,2-propanediol, 1, 3-propanediol, 1,2-butanediol, 1, 4-butanediol, 1, 5-pentanediol, 2,4-dimethyl-2-ethylhexane-1 , 3-diol, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-butyl-1,3-propanediol, 2-ethyl-2-isobutyl-1,3-propanediol, 2,2,4 Trimethyl-1,6-hexanediol, especially ethylene glycol, 1,3-propanediol, 1,4-butanediol and 2,2-dimethyl-1,3-propanediol (neopentyl glycol); Cyclopentanediol, 1,4-cyclohexanediol, 1,2-flu
  • component A or component B can be used in excess.
  • the molar ratio of components A to B used may range from 0.4: 1 to 1.5: 1, preferably from 0.6: 1 to 1.1: 1.
  • hydroxycarboxylic acid C is a glycolic acid, D-, L-, D, L-lactic acid, 6-hydroxyhexanoic acid, their cyclic derivatives such as glycolide (1, 4-dioxane-2 , 5-dione), D-, L-dilactide (3,6-dimethyl-1,4-dioxane 2,5-dione), p-hydroxybenzoic acid and its oligomers and polymers such as 3-polyhydroxybutyric acid, polyhydroxyvaleric acid, polylactide (for example as EcoPLA® (Cargill) available) and a mixture of 3-polyhydroxybutyric acid and polyhydroxyvaleric (the latter is under the name Biopol® available from Zeneca), particularly preferred for the preparation of partially aromatic polyesters, the low molecular weight and cyclic derivatives thereof.
  • cyclic derivatives such as glycolide (1, 4-dioxane-2 , 5-dione), D-, L-dilactide (3,6-
  • the hydroxycarboxylic acids C can be used, for example, in amounts of 0.01 to 50, preferably from 0.1 to 40 wt .-% based on the amount of A and B.
  • the molding compositions of polyester according to the invention may contain auxiliaries and additives iv) which are added during the polymerization process in any stage or subsequently, for example in a melt of the polyester, or together with the incorporation of component i), ii) and iii) can work in.
  • auxiliaries and additives iv) which are added during the polymerization process in any stage or subsequently, for example in a melt of the polyester, or together with the incorporation of component i), ii) and iii) can work in.
  • examples include dispersants, stabilizers, neutralizing agents, lubricants and release agents, antiblocking agents, dyes or fillers.
  • polybutylene terephthalate is preferably used for the masterbatch preparation.
  • Suitable additives are, for example, dispersants, fillers, stabilizers or lubricants and mold release agents. Such additives are e.g. in Ullmanns Encyclopadie der ischen Chemie, Volume 15, 4th ed. 1978, pp. 253-271 and Franck, Kunststoffkompendium, 6th ed. Würzburg 2006, p. 154 f.
  • dispersants are liquid or pasty substances at room temperature, which facilitate the dispersion of the copper particles in a polyester, by lowering the interfacial tension between the two components, so bring about wetting.
  • These are known to the person skilled in the art and are sold, for example, by Berndt Schwegmann GmbH & Co. KG, Grafschaft-Gelsdorf, under the brand name Schwego®, for example Schwego® Wett 8080, a modified polyurethane, or Byk Chemie GmbH, Wesel, under the product name Disperplast.
  • Disperplast 1 150 a polar acid ester of long-chain alcohols.
  • the proportion of dispersants is generally 0.5 wt .-% to 10 wt .-%, in particular 1 wt .-% to 5 wt .-%. based on the weight of component i)
  • fillers are particulate substances such as calcium carbonate, clay minerals, calcium sulfate, barium sulfate, titanium dioxide, carbon black, lignin powder, iron oxide, which can also act as colorants, and fiber materials, such as cellulose fibers, sisal and hemp fibers.
  • the proportion of fillers is generally not more than 40 wt .-%, based on the total weight of the molding composition of the invention of polyester, in particular not more than 20 wt .-%.
  • Stabilizers are e.g. Tocopherol (vitamin E), organic phosphorus compounds, mono-, di- and polyphenols, hydroquinones, diarylamines, thioethers, melamine or urea.
  • antiblocking agent e.g. Talc, chalk, mica or silicon oxides into consideration.
  • Lubricants and mold release agents are generally substances based on hydrocarbons, fatty alcohols, higher carboxylic acids, metal salts of higher carboxylic acids such as calcium or zinc stearate, fatty acid amides such as erucic acid amide and wax types, e.g. Paraffin waxes, beeswax, montan waxes and the like.
  • Preferred release agents are erucic acid amide and / or wax types, and more preferably combinations of these two types of release agents.
  • Preferred wax types are beeswaxes and ester waxes, especially glycerol monostearate.
  • the polyesters used for the preparation of the molding compositions according to the invention i) with 0.05 to 2.0 wt .-% erucic acid or 0.1 to 2.0 wt .-% wax types, each based on the plastic content of the molding compositions equipped.
  • polyesters iii) used to prepare the molding compositions of the invention containing 0.05 to 0.5% by weight of erucic acid amide and 0.1 to 1.0% by weight of wax types, in particular glycerol monostearate, in each case based on the plastic content of Molding compounds, equipped.
  • the copper powder used according to the invention as component i) can be introduced into the polyester (s) ii), iii) by various methods.
  • the polyesters ii) may be combined with one or more of the monomer components to make the polyesters iii), e.g. the dicarboxylic acids and / or diols, already in the preparation of component iii) are admixed.
  • the polyesters ii) can be incorporated into the melt of the reacted polyesters iii).
  • the addition of component i) to the polyester can be carried out in any of the aforementioned process steps, ie also in the preparation of the polyester itself.
  • component ii) can be introduced by known methods and with the aid of known mixing devices in the previously prepared polyester iii), wherein also Component i) is introduced at the same time (see, for example, Ulimann's Encyclopedia of Industrial Chemistry, Volume 15, 4th edition 1978, pp. 282-288).
  • component ii) can be mixed beforehand, at the same time and following component i), for example with the aid of a screw machine, for example an extruder, either in pure form or as a so-called "masterbatch", in component iii). This occurs at the melting temperatures of the polyesters used below the decomposition temperature, ie at the aromatic polyester in the range of 250 0 C to 300 0 C.
  • these masterbatches are special molding compositions in which the required additives or additives, for example component iv), are embedded in a matrix of, for example, thermoplastic polymer, for example component ii) or iii), but where the additive content is significantly higher, for example in the range from 10 to 70% by weight, in comparison with customary formulated molding compositions.
  • thermoplastic polymer for example component ii) or iii
  • the additive content is significantly higher, for example in the range from 10 to 70% by weight, in comparison with customary formulated molding compositions.
  • thermoplastic molding compositions of the invention are particularly suitable for the production of blends, moldings, films, micropowders, fibers and spunbonded nonwovens and products made therefrom.
  • the fiber made of the copper-containing molding composition of polyester is preferably a staple fiber and preferably about 2.5 cm to about 10 cm long, most preferably 3.5 cm to 5 cm long.
  • Preferred thickness is from 0.6 dtex to 6.67 dtex, more preferably 1, 0 dtex, 1, 3 dtex, 1, 67 dtex, 3.33 dtex and 6.67 dtex, most preferably 1, 3 dtex and 1 , 67 dtex, but any other fiber thickness can be used.
  • the fiber made of the copper-containing molding composition of polyester is an endless fiber (filament).
  • Preferred thickness is from 0.6 dtex - 6.67 dtex, more preferably 1, 0 dtex, 1, 3 dtex, 1, 67 dtex, 3.33 dtex and 6.67 dtex, most preferably 1, 3 dtex and 1 , 67 dtex, but any other fiber thickness can be used.
  • the copper-containing molding composition of polyester can be prepared in one of these Yarn be included. It is particularly preferred that it contains the fiber produced from the molding composition according to the invention in the form of staple fibers (fiber cut) or filaments (continuous fiber). Depending on the field of application and required material properties, it contains different amounts of the fiber material according to the invention, preferably at least 1% by weight, particularly preferably from 1% by weight to 99% by weight, very particularly preferably from about 10% by weight to about 60% Wt .-%, and most preferably from about 25 wt .-% to about 50 wt .-%.
  • the yarn is produced in the spinning process by twisting the individual fibers together.
  • All the copper-containing materials according to the invention and the products produced therefrom are preferably washable, ie have an antimicrobial effect, which is also present after washing once or more than once. It is particularly preferred that this wash resistance over the entire life of the materials or the product.
  • a nonwoven according to the invention can be produced either directly from a copper-containing polyester compound by spunbonding or by any known method for nonwoven production from the fiber according to the invention.
  • the proportion of the fibers according to the invention in the total amount of fibers in the nonwoven or felt depends on the requirements of the material. It is generally from about 1 to 100 wt .-%, preferably from 1 to 99 wt .-%, more preferably from about 10 wt .-% to about 60 wt .-%, most preferably from about 25 wt. -% to about 50 wt .-%.
  • the nonwoven production takes place by mechanical (needling or hydroentanglement), chemical (addition of binders) or thermal (thermobonding) solidification of fiber webs.
  • Felt is not counted among the fleeces; In the context of the present application, however, felts of the term “fleece” or “nonwovens” should also be included. ,
  • the materials and products produced from the copper-containing shaped body according to the invention have the ability to kill microorganisms. This killing is due to the fact that the cell wall of the microorganism collapses on contact with the material according to the invention and as a result the organism dies.
  • the material according to the invention has an excellent killing effect on pathogenic bacteria, yeasts and fungi, eg pyrogenic cocci (streptococci, such as Streptococcus pyrogenes, Streptococcus pneumoniae, and ⁇ -hemolytic Streptococcus, Staphylococcus aureus, Meningococcus, Neisseria gonorrhoea and the like), Enterobaeteriaceae (such as Escherichia coli, Schmitz's Bacillus, Salmonella typhi, Salmonella paratyphi, Salmonella typhimurium, Salmonella enterica, Salmonella enteritidis, Salmonella choleraesuis, Morgan's Bacillus, Bacillus pneumonia, Pseudomonas aeruginasa and etc.), pathogenic fungi (such as Candida albicans, Cryptococcus neoformans, Trichophyton rubrum, Trichophyton rosaceum,
  • the material has a microbicidal effect on Brevibacterium, MRSA, S. aureus, T. rubrum and other foot fungi ( T. mentagrophytes), C. albicans, E. coli, Citrobacter koseri, S. epidermisis, and S. enterica. Furthermore, because of the high bactericidal or fungicidal character also a bacteriostatic and fungistatic effect on such germs, which are less responsive to the material included. Even with products which contain the material according to the invention in proportions of less than 1% by weight, an at least bacteriocidal or fungistatic effect is to be expected.
  • the material has antimicrobial (from “preventing the propagation” to “kill to 99.9%”), especially bactericidal (killing of 99.9% of bacteria within 6 hours (DIN standard) or killing of 99 , 9% of the bacteria within 24 hours (American standard), but also fungicidal, bacteriostatic and fungistatic.
  • the antimicrobial molding compound or its secondary products is or is incorporated into the products or bonded to the surface of the product, or the products are made entirely of the antimicrobial material.
  • the particles are mixed in semi-solid and liquid materials such as technical gels, foams, creams or materials for the treatment of surfaces (paint, wall paint, adhesive, etc.), and in composite materials such as foams, leather composite, cellulose composite, glass fiber composite, etc.
  • the materials can also be incorporated into solid materials such as PU foams, rubber, plastics.
  • the incorporation of the fiber of the invention in textiles is done in a preferred aspect by conventional processes for producing textiles such as spinning, processing a yarn containing the fiber or nonwoven production. In other products, the fiber can be incorporated in the same manner as described for the microparticles.
  • the products contain or consist of fleece, felt, woven fabric, knitted fabric, knitted fabric, foam, plastic, rubber, foil, paints, lacquers, glue and / or paper.
  • Particularly preferred products are textile products.
  • the use of the material according to the invention can not be done only in textiles. It can also be used in non-textile materials such as ceramics, plastics, flexible polyurethane foams, rubber, paints, varnishes, polyshield, building coatings, latex, glue and adhesives, creams, gels and powders, composite materials and binder materials.
  • a preferred aspect is the use of the material according to the invention in plastic products.
  • plastics can be used to form parts, semi-finished products, or fibers Films are further processed, in particular to packaging of polymer films, technical parts, building materials, toiletries, chemical gloves, etc.
  • the products may be present in the products of up to 99%, preferably up to 90%, particularly preferably up to 75%. In a very particularly preferred aspect, however, the products consist of the material according to the invention.
  • household goods and medical products including products for use in medical practices and clinics, such as protective clothing, surgical products, personal care products, bedding, interior decoration and means of transport). These include products for the purpose of cleaning, drying, filtering, storage and protection of objects and persons.
  • the use of the fiber according to the invention is preferably carried out in textiles, in particular in semi-finished and finished textile goods including yarns, woven fabrics, knitted fabrics, knitted fabrics, nonwovens, felts and finished textile goods including clothing.
  • semi-finished and finished textile goods including yarns, woven fabrics, knitted fabrics, knitted fabrics, nonwovens, felts and finished textile goods including clothing.
  • Knits Knitted fabric.
  • Nonwovens and felts Hospital and nursing work clothing, hospital patient clothing, hospital attendants clothing, drapes and surgical drapes, hospital bed linen, hospital mattress covers, bed covers, seats, hospital mats
  • Barrier and absorbent nonwovens such as diapers and incontinence pads
  • Mattress covers, mattress covers and upholstery fabrics and covers for mats of all kinds sports, animal hygiene mats
  • Containers of all kinds such as garbage and vacuum cleaner bags, food packaging Hygiene linings of all kinds in the household
  • the fields of application for the nonwoven according to the invention are particularly varied and include geotextiles, filters (for liquid and gas filtration), medical textiles (such as disposable surgical clothing, wound plasters, incontinence articles, diapers), clothing (steep), shoe (part ) e, cleaning cloths, flooring, home textiles and building materials.
  • PUR foams containing the material of the invention have excellent antimicrobial activity and can be used in hospital and hygienic applications, especially as a mattress or sanitary mat. Further applications are the automotive sector and cleaning sponges.
  • the by far preferred use of the materials according to the invention is the use in textiles, especially in medical textiles and textiles, such as surgical clothing, protective masks, Leintüchern, barrier and Saugvliesen, nonwoven cloths, OP Tischtüchem, but also in other body close Textiles for which a microbial effect is desired, such as underwear, bed linen and mattress wraps.
  • Nonwovens according to the invention are protective clothing and protective masks as well as filters and containers (eg for vacuum cleaners). This applies in particular to nonwovens which were produced by the hot pressing process.
  • Needle nonwovens are mainly used in textiles, in particular in filter fleeces, mattresses and clothing.
  • textiles including yarns can be processed, further processed or refined by means of additional finishing steps / equipment, just like any other textiles.
  • Such additional finishing steps / finishing include textile finishing, which is particularly advantageous in often laundered textiles, sizing and the application of sizing aids, pretreatment of textiles (eg activators, stabilizers and peroxide killers for peroxide bleaching, extractants, chelants, wetting agents and detergents , Reduction bleaches, wool pretreatment agents, etc.), optical brighteners, dyeing aids (stripping and brightening agents, anti-reductants, dispersants and protective colloids, leveling agents, anti-wrinkling aids, padding aids, dyeing complexing and sequestering agents, aftertreatment agents, wetting agents, oxidizing agents , pH regulators, reducing agents, foam suppressants, wool protection agents, etc.), Finishing finishing additives (smoothing and softening agents, anti-felts treatment, anti-settling treatment, binders and adjuvants for this purpose) s pigment dyeing, filling and stiffening agents, hydrophilizing agents, water repellents, wetting agents, de
  • protection systems protection systems
  • Household goods and medical products including products for use in medical practices and clinics, such as protective clothing, surgical products, personal care products, bedding, interior decoration and means of transport). These include products for the purpose of cleaning, drying, filtering, storage and protection of objects and persons.
  • Household applications including hospital, nursing and homecare applications:
  • Disposable or reusable cleaning and wiping cloths as well as towels, disposable and reusable bed linen and mattress pads,
  • Vacuum cleaner bags food packaging, films,
  • Hygienic linings of all kinds paper, foils, foams, nonwovens, fabrics
  • paper, foils, foams, nonwovens, fabrics in household
  • Disposable household materials such as filters, films, cleaning cloths, wipes,
  • Clothing textiles of all kinds including stockings, shoe inserts and shoe linings, shoe trees and helmet linings;
  • microparticles according to the invention are preferably applied by coating to the products mentioned.
  • the microparticles according to the invention are suitable in the non-textile field in particular for the equipment of filters and containers of all kinds, including vacuum cleaner bags, trash bags, etc.
  • the particles according to the invention can be used as constituents of dispersions, colloids, gels and sols and for the preparation of such products.
  • nanoparticles the use for the production of nanospheres and nanotubes (“nanotubes”) is possible.
  • Patient clothing eg shirt, slipper, gloves, napkin, mouth mask
  • hygiene products eg incontinence products, towels, washcloths
  • bedding disposable bed linen, textile sheets, mattresses, mattress pads
  • antimicrobial surfaces floor, walls, air conditioning, furniture, curtains, cleaning cloths.
  • protective clothing for other people next to the patient in particular personnel and visitor clothing, surgical clothing, masks, drapes, shoes, headgear and cleaning cloths.
  • House and construction The focus of microbial burdens in the house is the fungus Aspergillus niger. Mushrooms find excellent living conditions in potential damp locations and in rooms that are poorly ventilated or air-conditioned. In addition to the optical inconvenience, the spores of the molds have a high allergenic and ill-making potential. For a precautionary anti-mold in different basic materials (including joint material, wallpaper, concrete, wall and ceiling colors, carpets) are the microparticles. 4) livestock: Bacteria in cattle, pigs and poultry are most resistant to at least one antibiotic. The microbial load in stables is high, surfaces containing the material according to the invention can lower the germ level by their permanent effectiveness and thereby prevent transmission.
  • Pressure Ulcer is the result of necrosis of the skin and underlying tissues due to sustained pressure.
  • the bacteria in the stool and urine permanently affect the skin. Skin damage is the result.
  • the moisture from urine causes the upper skin layer to swell.
  • Bacteria and fungi nest and multiply. Infections caused by pathogenic bacteria and fungi cause additional stress (diaper dermatitis) and reduce the resistance of the skin.
  • a protection system according to the invention is composed of (a) an antimicrobial bedding relief system of technogel, foams and other materials, (b) antimicrobial incontinence articles, (c) skin care, and (d) special bed and underwear.
  • Diaper dermatitis caused by the interaction of three factors: dammed up moisture (softening of the skin), bacteria and fungi (infections) and occlusive environment (heat accumulation). Moist skin favors diaper dermatitis because it promotes the proliferation of bacteria and fungi from stool and urine. If urine is decomposed, ammonia is formed, the skin's environment becomes alkaline. The acid mantle breaks down. Then the yeast Candida albicans or other pathogens, such as staphylococci and streptococci, find ideal conditions and the skin reacts with inflammation. The antimicrobial finish of baby and adult diapers according to the invention reduces the germ level and avoids infections. The use in acute diaper dermatitis leaves Decay infections, redness and pain. These statements were confirmed in a healing trial with Dermatest®.
  • Tinea pedis foot fungus
  • foot odor and diabetic foot syndrome DFS: In shoes bacteria and fungi find excellent living conditions. 90% of all athletes, 60% of the general population have athlete's foot. Despite very potent antimycotics, this increase in the infection rate could not be stopped. The reason is the lack of safe prophylactic measures that could ban the infection and the reinfection potential.
  • Suitable finished products containing the material include: shoes, work shoes, sports shoes, bathing shoes, slippers, disposable slippers, socks, booties, wash mitts, tea towels, insoles, shoe trees, toe caps, and skin care creams.
  • Wound care Wounds usually develop infection tendencies by germs. Dressings equipped with the material according to the invention enable a permanent reduction of germs. Of particular importance is the activity against MRSA and other pathogenic bacteria, which are responsible for local wound infections and nosocomial infections.
  • Atopic dermatitis In eczema, superinfections with staphylococci usually develop on the skin. These can be avoided by using the material according to the invention in clothing and in preparations for application to the skin.
  • Infectious diseases including bird flu and SARS SARS and many other infectious diseases are caused by inhalation of contaminated air and aerosols, bird flu and other infectious diseases through close contact with infected animals and probably also through close contact with infected people.
  • Protective clothing and mouthguards with the material according to the invention represent a possibility of interrupting chains of infection.
  • the material according to the invention can be used both in disposable products and in multiply used products. This is especially true for use in textiles, so the material can be used in disposable or reusable textiles.
  • a further preferred use of the material according to the invention is its use in disposable household articles. This includes filters (for exhaust hoods, vacuum cleaners, taps, water filters), containers (such as garbage and vacuum cleaner bags, lunch bags), disposable textiles (such as wipes), foils, etc.
  • the composition is suitable for topical application.
  • the topical application includes the application of other active ingredients in the same composition.
  • the application can be carried out by applying a textile as described above, in particular a fleece or cloth containing the material according to the invention, or by applying a pharmaceutical preparation such as a cream, a gel or a solution (for example tonic for rubbing).
  • a powder or powder containing the material according to the invention in particle form is also an aspect.
  • the composition in non-solid preparation may be a cream, a gel, a powder, a colloid or a foam, in solid form a dressing material, a wound pad, a mask, a stocking or underwear.
  • composition optionally also contains one or more further active ingredients (for example for the treatment of inflammations or for improving the skin structure) and pharmaceutical, cosmetic or veterinary carrier materials and additives customary for the respective application form.
  • the composition may contain other antimicrobial or other active ingredients.
  • a preferred aspect is that the composition contains no further antimicrobial agents in addition to the material according to the invention.
  • compositions are useful in the treatment and prevention of all types of microbial attack, particularly for the treatment and prevention of skin (including the scalp) and hair infestations, more particularly for the treatment of infections, tinea capitis, tinea pedis , Acne, diaper rash, eczema, erysipelas, Mycoses, infected or infectious wounds, especially open contaminated wounds, intertrigo (sores), abrasions and burns, chronic wounds and open spots, microbially colonized skin, especially MRSA-colonized skin.
  • the material according to the invention can also be used in a preferred aspect for the treatment of itching, cuts and minor wounds and for the treatment or prevention and alleviation of skin diseases in humans and animals.
  • the agent in this case is preferably a solid, ie a powder, woven or nonwoven (nonwoven / felt), which contains the material according to the invention.
  • This powder can be applied directly to the skin (wound) or applied via a suitable carrier material (i.e., a cloth or fabric, but also a topical application such as a cream or gel).
  • the material according to the invention is suitable for stabilizing perishable products, such as cosmetics, process aids, etc.
  • it can be used to increase the shelf life of perishable foods by storing these foods in a container (foil, container, box or the like) containing the material of the invention.
  • compositions containing inactivated bacteria are also suitable for preparing compositions containing inactivated bacteria.
  • Such compositions are useful as pharmaceuticals, food additives or the like.
  • the composition can still contain or no longer contain the material according to the invention, preferably it no longer contains the material.
  • the filaments were carried out on a high-temperature trial spinning machine from the company Fourne. This is a spinning machine known to those skilled in the art, as described, for example, in Ullmann 's Encyclopaedia of Industrial Chemistry, Vol. 10, Fibers 3, General Production Technology p. 535.
  • the spinneret used was a multifilament nozzle with a 12-hole and a hole diameter of 400 .mu.m. the withdrawal speed was between 150 and 1500 m / min.
  • the stretching was done in a second stage on a room stretching device, the godet 2 was heated to 60 to 80 ° C and the actual stretching between this galette and the godet 3 over a heating rail at temperatures of 100 - 120 0 C was carried out.
  • a polyester having a solution viscosity (IV) of 1.07 dl / g was dried to a residual moisture content of 0.004%, filled into a 5 liter hopper and placed on the spinning extruder. At a melt temperature of 290 0 C, the filaments were cooled by a blast and led the yarn over a cold godet duo with a take-off speed of 1000 m / min and then wound up.
  • the preparation used was a commercial product.
  • the spinning pressure after 30 minutes spin time was 50 bar.
  • the spinning bobbins were after 24 hours storage in a normal climate on a room stretching device at 1000 m / min stretching speed and a preheating on Galette 2 of 80 0 C over a heated to 100 0C heating rail with a stretch ratio of 1: 4,20 stretched. During this process, reel spools were run for 10 minutes.
  • Production Example 1 (Production of Compound of Polyethylene Terephthalate (PET) and 1% Copper Powder)
  • the rheological properties were determined in a laboratory kneader (Rheomix 600p Thermo Electron Corporation (Karlsruhe) GmbH) by adding a quantity of 50g of the compound in the kneader, the kneading experiments at 285 0 C with a residence time of 30 minutes took place.
  • the evaluation by the sensors and the uniformity of the torque showed that no reactions were used which could lead to an increase of the melt viscosity and clogging of the melt systems of the spinning apparatus. A spinning temperature of 285 ° C is therefore possible.
  • the solution viscosity (IV) of the compound was 0.689 dl / g and had changed only insignificantly compared to the starting viscosity of 0.715 dl / g. Scanning electron micrographs showed a good distribution of the copper powder, but these are affected by individual agglomerates.
  • the rheological properties were determined in a laboratory kneader (Rheomix 600p from Thermo Electron Corporation (Karlsruhe) GmbH) by adding a quantity of 50 g of the compound to the kneader, the kneading experiments at 285 ° C. with a residence time of 30 minutes took place.
  • the evaluation by the sensors and the uniformity of the torque showed that no reactions were used which could lead to an increase in the melt viscosity and clogging of the melt systems of the spinning apparatus. A spinning temperature of 285 ° C is therefore possible.
  • the solution viscosity (IV) of the compound was 0.663 dl / g and had changed only insignificantly compared to the starting viscosity of 0.715 dl / g. Scanning electron micrographs showed a good distribution of copper powder without agglomerates.
  • a polyethylene terephthalate of IV of 0.715 dl / g and a carboxyl group content of 18.7 .mu.equ / g was dried to a residual moisture content of 0.004% and 0.3 wt.% Of a copper powder (based on the total amount) with a particle diameter of 0.75 to 1, 50 microns and 3 percent Disperplast 1148 (based on the amount of copper powder) applied by powdering and reacted in a twin screw extruder ZSK 25 from Coperion Werner & Pfleiderer at 270 ° C and a flow rate of 7.5 kg / hour. After cooling the strand, cutting into granules and drying, the solution viscosity was determined.
  • the IV was 0.618 dl / g. This granulate was dried to a residual moisture content of 0.002% and spun at 285 ° C under the conditions of Example 3 at a take-off speed of 1000 m / min. The stretching was carried out under comparable conditions as in Comparative Example 1.
  • the spinning pressure was after 30 minutes at 52 bar. Capillary cracks were not observed. As expected, the images with the scanning electron microscope showed no agglomerate particles of the copper powder in the polyester matrix.
  • a polycarbonate of the type PC-Cu was dried in a vacuum oven at 0.1 mbar and 160 0 C for 8 hours. Bypassing the production of granules, 99 parts of the polycarbonate with 1, 0 parts of a copper powder of average particle size of 3 microns and 0.03 parts of a dispersing aid from BYK-Chemie with the name Disperplast 1110 intensively mixed and fed directly to the spinning machine. At a spinning speed of 400 m / min lint-free filaments were obtained with the strength values of 28.5 cN / dtex and an elongation of 9.5%.
  • the granules are dried at 70 0 C in a vacuum oven at 3 mbar for 8 hours. After storage at room temperature for 24 hours, partially crystalline polymer forms, and is then spun on a high-temperature spinning prior to monofilaments at 160 0 C at a withdrawal speed of 200 m / min. The spun material is stored for 24 hours and then stretched in a Glycerinbad at 70 0 C with a draw ratio of 1: 4, then washed at 50 0 C in a water bath, wound and dried.
  • Preparation example 1 was repeated, but instead of 1 part of copper powder, 0.1 part of copper powder was introduced into a melt of 3 parts of Disperplast 1148 and 99.9 parts of PET and worked up as described. It was obtained a white granules.
  • Preparation example 1 was repeated, but instead of 1 part of copper powder, 0.5 parts of copper powder were introduced into a melt of 2 parts of Disperplast 1 148 and 99.5 parts of PET and worked up as described. There was obtained a beige granules.
  • Application example 2 molding compound as a fiber with antimicrobial effect
  • test material was chopped and placed in an Erlenmeyer flask with phosphate buffer. After addition of the test germ, aliquots were taken at the indicated time points and the germ count of the test germ was determined. The test batches were incubated shaking (dynamic contact conditions).
  • Nutrient medium Nutrient medium: CASO agar

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention concerne une matière à mouler contenant: i) 0,001 à 10 % en masse, par rapport à la masse totale des constituants (i) à (iii), de cuivre ou d'un alliage de cuivre contenant principalement du cuivre, ii) 0,001 à 99,999 % en masse d'au moins un polyester à base d'acides carboxyliques aromatiques et d'un composé dihydroxy aliphatique ou aromatique et/ou iii) 0 à 99,999 % en masse d'un polyester, constitué: A) d'un acide dicarboxylique (cyclo)aliphatique ou de dérivés formant des esters dudit acide et B) d'un constituant diol issu d'un (cyclo)alcane diol, et iv) 0 à 300 % en masse, par rapport à la masse des constituants (i) à (iii), d'auxiliaires et additifs classiques.
PCT/EP2008/000179 2007-01-18 2008-01-11 Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière WO2008086982A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08701084A EP2125942A1 (fr) 2007-01-18 2008-01-11 Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200710003648 DE102007003648A1 (de) 2007-01-18 2007-01-18 Kupferenthaltende Formmasse aus Polyester, ihre Herstellung und Verwendung
DE102007003648.7 2007-01-18

Publications (3)

Publication Number Publication Date
WO2008086982A1 true WO2008086982A1 (fr) 2008-07-24
WO2008086982B1 WO2008086982B1 (fr) 2008-09-25
WO2008086982A9 WO2008086982A9 (fr) 2009-12-10

Family

ID=39327371

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/000179 WO2008086982A1 (fr) 2007-01-18 2008-01-11 Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière

Country Status (3)

Country Link
EP (1) EP2125942A1 (fr)
DE (1) DE102007003648A1 (fr)
WO (1) WO2008086982A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015100456A1 (de) 2015-01-14 2016-07-28 Vorwerk & Co. Interholding Gmbh Staubsauger-Filterbeutel mit geruchshemmenden Eigenschaften

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014004592A1 (de) * 2014-03-26 2015-10-01 Feegoo Lizenz Gmbh Faser aus Kunststoff mit elektrischer Leitfähigkeit
CN104975364B (zh) * 2014-04-03 2019-12-06 普莱国际有限公司 一种纤维织物及其制备方法
DE102015001669A1 (de) 2015-02-11 2016-08-11 Rezi Microfaserprodukte Gmbh Putz-, Wasch- und/oder Poliersubstrat bestehend aus textilen und/oder vlieseartigen und/oder schwammartigen Strukturen zur Reinigung von Oberflächen beliebiger Art mit antimikrobiellen Eigenschaften
US10266969B2 (en) 2015-05-21 2019-04-23 Gidon Fisher Antimicrobial and wicking materials and methods of making the same
DE102017010626A1 (de) 2017-11-16 2019-06-13 Luca Marius Meyers Optisches Frühwarnsystem zur Identifikation, Lokalisation und somit zur Prävention von Schimmelbefall ...

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5180585A (en) * 1991-08-09 1993-01-19 E. I. Du Pont De Nemours And Company Antimicrobial compositions, process for preparing the same and use
WO2001081671A2 (fr) * 2000-04-25 2001-11-01 The Cupron Corporation Methodes et textiles permettant de combattre les infections nosocomiales
FR2826548A1 (fr) * 2001-06-28 2003-01-03 Rhodianyl Particule comprenant une matrice et au moins un agent bioactif, son procede de preparation et ses applications

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651014A (en) 1969-07-18 1972-03-21 Du Pont Segmented thermoplastic copolyester elastomers
DE2842005A1 (de) 1978-09-27 1980-04-10 Bayer Ag Polycarbonate mit alkylphenyl-endgruppen, ihre herstellung und ihre verwendung
DE3334782A1 (de) 1983-04-19 1984-10-25 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polydiorganosiloxanen mit hydroxyaryloxy-endgruppen
DE3506472A1 (de) 1985-02-23 1986-08-28 Bayer Ag, 5090 Leverkusen Neue polydiorganosiloxan-polycarbonat-blockcopolymere
JP2503057B2 (ja) * 1988-09-27 1996-06-05 株式会社クラレ 抗菌性成形物及びその製造法
DE3836176A1 (de) 1988-10-24 1990-05-03 Bayer Ag Polymermischungen
KR0120326B1 (ko) 1992-12-24 1997-10-22 김준웅 열가소성 생분해성 지방족 폴리에스테르 및 그 제조방법
US5521258A (en) 1994-11-14 1996-05-28 General Electric Company Autoclave resistant blends of poly(ester-carbonate) and polyetherimide resins
US5871816A (en) 1996-08-09 1999-02-16 Mtc Ltd. Metallized textile
US5981066A (en) 1996-08-09 1999-11-09 Mtc Ltd. Applications of metallized textile
US6124221A (en) 1996-08-09 2000-09-26 Gabbay; Jeffrey Article of clothing having antibacterial, antifungal, and antiyeast properties
AU4006900A (en) * 1999-03-06 2000-09-28 Icet, Inc. Antimicrobial plastics
ATE328479T1 (de) * 2000-09-21 2006-06-15 Ciba Sc Holding Ag Mischungen aus phenolischen und anorganischen materialien, die antimikrobielle aktivität zeigen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5180585A (en) * 1991-08-09 1993-01-19 E. I. Du Pont De Nemours And Company Antimicrobial compositions, process for preparing the same and use
WO2001081671A2 (fr) * 2000-04-25 2001-11-01 The Cupron Corporation Methodes et textiles permettant de combattre les infections nosocomiales
FR2826548A1 (fr) * 2001-06-28 2003-01-03 Rhodianyl Particule comprenant une matrice et au moins un agent bioactif, son procede de preparation et ses applications

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015100456A1 (de) 2015-01-14 2016-07-28 Vorwerk & Co. Interholding Gmbh Staubsauger-Filterbeutel mit geruchshemmenden Eigenschaften

Also Published As

Publication number Publication date
EP2125942A1 (fr) 2009-12-02
DE102007003648A1 (de) 2008-07-24
WO2008086982B1 (fr) 2008-09-25
WO2008086982A9 (fr) 2009-12-10

Similar Documents

Publication Publication Date Title
US8158140B2 (en) Silver polyamide composite
CN106498531B (zh) 一种抗菌防螨纤维及其制备方法
US20090291147A1 (en) Color stabilized antimicrobial polymer composites
JP5497735B2 (ja) 水溶性フッ素化添加剤の存在下での硫酸銀粒子の製造
US7261867B1 (en) Production of silver sulfate grains using organo-sulfate or organo-sulfonate additives
EP3464445B1 (fr) Matières à mouler polyester et polyoléfiniques présentant des propriétés bioactives et corps moulés fabriqués à partir de celles-ci
CN101184397B (zh) 抗微生物和抗病毒聚合物母料，由其制备聚合物材料的方法以及由其制备的产品
KR100665980B1 (ko) 복합성형물 및 그 제조방법
CN106400308B (zh) 一种自芳香天然抗菌除臭非织造布及其应用
CN106637498A (zh) 一种自芳香天然抗菌除臭纤维的制备方法及其应用
WO2008086982A1 (fr) Matière à mouler contenant du cuivre et constituée de polyester, production et utilisation de ladite matière
DE60302211T2 (de) Verwendung von zinksulfid als akarizide
KR102243796B1 (ko) 항균성 섬유 및 항균성 섬유의 제조 방법
KR20160092102A (ko) 항균 및 소취성이 우수한 부직포 및 그의 제조방법
DE102007003662A1 (de) Kupfer(I)enthaltende Formmasse aus Polyester, ihre Herstellung und Verwendung
KR20070038939A (ko) 항균·항진균사, 항균향기·항진균향기사 및 그 제조방법.
Goldade et al. Antimicrobial fibers for textile clothing and medicine: current state
BR112014014586B1 (pt) composição biocida de pós ativos, procedimento de fabricação da composição biocida e seu uso
DE102007003649A1 (de) Kupfer(II)enthaltende Formmasse aus Polyester, ihre Herstellung und Verwendung
KR20170028852A (ko) 항균 섬유의 제조 방법
CN102618959A (zh) 一种驱蚊锦纶6纤维及其制备方法
WO2001038615A1 (fr) Fibre synthetique monofilaire
KR20070038938A (ko) 항균·항진균사, 항균향기·항진균향기사 및 그 제조방법.
KR100894494B1 (ko) 심초형 복합방사 단섬유 및 그의 제조방법
CN108324031A (zh) 一种酒店抗菌防螨阻尼枕

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08701084

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2008701084

Country of ref document: EP