WO2008001926A2 - Composition de résine destinée à un filament, filament associé et procédé de production de ce filament - Google Patents

Composition de résine destinée à un filament, filament associé et procédé de production de ce filament Download PDF

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Publication number
WO2008001926A2
WO2008001926A2 PCT/JP2007/063201 JP2007063201W WO2008001926A2 WO 2008001926 A2 WO2008001926 A2 WO 2008001926A2 JP 2007063201 W JP2007063201 W JP 2007063201W WO 2008001926 A2 WO2008001926 A2 WO 2008001926A2
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WO
WIPO (PCT)
Prior art keywords
filament
resin composition
ethylene
melt
pesticide
Prior art date
Application number
PCT/JP2007/063201
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English (en)
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WO2008001926A3 (fr
Inventor
Susumu Ejiri
Tatsuhiro Nagamatsu
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Sumitomo Chemical Company, Limited
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Publication date
Application filed by Sumitomo Chemical Company, Limited filed Critical Sumitomo Chemical Company, Limited
Priority to CN2007800216907A priority Critical patent/CN101466780B/zh
Publication of WO2008001926A2 publication Critical patent/WO2008001926A2/fr
Publication of WO2008001926A3 publication Critical patent/WO2008001926A3/fr

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0058—Biocides
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D01F1/103—Agents inhibiting growth of microorganisms
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/30—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising olefins as the major constituent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers

Definitions

  • the present invention relates to a resin composition for a filament, the filament made of the resin composition and a process for producing the filament.
  • JP-A-04-065509 discloses a filament obtained by melt-spinning a composition of a polypropylene resin and a pesticide.
  • JP-A-06-315332 discloses a composition of a linear low density polyethylene and pesticide, and a collar made of the composition.
  • JP 08-A-302080 discloses a composition of a high density polyethylene, a low density polyethylene and a pesticide, and an inflation film made of the composition.
  • a melt-spinning property and heat stretchability were not sufficiently satisfied.
  • an object of the present invention is to provide a resin composition containing a polyolefin resin and a pesticide, which provides a filament excellent in heat stretchability and is good in melt spinning property, and a filament made of the composition, and a process for producing the filament using the composition.
  • a first aspect of the present invention relates to a resin composition for a filament, which comprises an ethylene homopolymer having a density of 935 to 965 kg/m 3 , and a pesticide of 0.1 to 10 parts by weight per 100 parts by weight of the ethylene homopolymer, wherein the composition has a melt flow rate (MFR) of 0.3 to 7 g/10 minutes and a melt flow rate ratio (MFRR) of 10 to 50 and a density of 935 to 980 kg/cm 3 .
  • MFR melt flow rate
  • MFRR melt flow rate ratio
  • a second aspect of the present invention relates to a resin composition for a filament comprising an ethylene-propylene copolymer having a density of 935 to 965 kg/m 3 and a pesticide of 0.1 to 10 parts by weight per 100 parts by weight of the ethylene-propylene copolymer, wherein the composition has a melt flow rate (MFR) of 0.3 to 7 g/10 minutes and a melt flow rate ratio (MFRR) of 10 to 50 and a density of 935 to 980 kg/cm 3 .
  • MFR melt flow rate
  • MFRR melt flow rate ratio
  • a third aspect of the present invention relates to a filament made of the resin composition described above .
  • a fourth aspect of the present invention relates to a process for producing a filament, which comprises melt-extruding the resin composition in strand-like, taking off the strand-like composition, and subjecting the strand-like composition taken off to heat stretching under a heating of 70 to 12O 0 C.
  • the resin composition of the first aspect of the present invention contains an ethylene homopolymer having a density of 935 to 965 kg/cm 3 and a pesticide.
  • the content of the pesticide is 0.1 to 10 parts by weight per 100 parts by weight of the ethylene homopolymer.
  • the resin composition of the second aspect of the present invention contains an ethylene-propylene copolymer having a density of 935 to 965 kg/cm 3 and a pesticide.
  • the content of the pesticide is 0.1 to 10 parts by weight per 100 parts by weight of the ethylene-propylene copolymer.
  • the content of the pesticide is preferably 5 parts by weight or less, more preferably 3 parts by weight or less from the viewpoint of preventing from stickiness, in contrast, preferably 0.5 parts by weight or more, more preferably 1 part by weight or more from the viewpoint of heightening a pesticidal property.
  • the melt flow rate (MFR) of the resin composition in the first and second aspects is 0.3 to 7 g/10 minutes.
  • MFR melt flow rate
  • the MFR is preferably 0.5 g/10 minutes or more, more preferably 0.7 g/10 minutes or more.
  • the MFR is preferably 5 g/10 minutes or less, more preferably 3 g/10 minutes or less .
  • the MFR is measured by a method according to JIS K7210-1995, under a load of 21.18 N at a temperature of 190°C.
  • the melt flow rate ratio (MFRR) of the resin composition in the first and second aspects is 10 to 50.
  • the MFRR is preferably 45 or less, more preferably 40 or less. Further, when the MFRR is below 10, the melt-extrudability may deteriorate .
  • the MFRR is preferably 15 or more, more preferably 20 or more.
  • the MFRR is a value obtained by dividing a melt flow rate value measured at 190 0 C under a load of 211.83 N (MFR-H, unit: g/10 minute) according to JIS K7210-1995 by an MFR measured at 19O 0 C under a load of 21.18 N according to JIS K7210-1995.
  • the density of the resin composition in the first and second aspects of the present invention is 935 to 980 kg/m 3 .
  • the density is preferably 975 kg/m 3 or less, more preferably 970 kg/m 3 or less, further preferably 966 kg/m 3 or less.
  • the density is preferably 940 kg/m 3 or more, more preferably 945 kg/m 3 or more.
  • the density of the composition is measured according to A-method in JIS K7112-1980 after annealed according to a method of low density polyethylene described in JIS K6760-1995.
  • a swelling ratio (SR) of the resin composition in the first and second aspects of the present invention is preferably 1.40 or less, more preferably 1.30 or less, further preferably 1.25 or less from the viewpoint of heightening the heat stretchability.
  • the SR is preferably 1.10 or more, more preferably 1.13 or more, further preferably 1.16 or more from the viewpoint of heightening the melt-extrudability .
  • the resin composition of the present invention contains an ethylene homopolymer or ethylene-propylene copolymer.
  • these polymers may be referred to as "ethylene-based polymer”.
  • the density of the ethylene homopolymer is 965 kg/m 3 or less from the viewpoint of heightening a heat stretchability, and is preferably 960 kg/m 3 or less, further preferably 955 kg/m 3 or less.
  • the density is 935 kg/m 3 or more from the viewpoint of the heat stretchability, and is preferably 950 kg/m 3 or more, more preferably 952 kg/m 3 or more, further preferably 954k g/m 3 or more.
  • the density is measured according to A-method in JIS K7112-1980 after annealed according to a method of low density polyethylene described in JIS K6760-1995.
  • the density of the ethylene-propylene copolymer is 965 kg/m 3 or less from the viewpoint of heightening a heat stretchability, and is preferably 960 kg/m 3 or less, further preferably 955 kg/m 3 or less.
  • the density is 935 kg/m 3 or more from the viewpoint of the heat stretchability, and is preferably 940 kg/m 3 or more, more preferably 945 kg/m 3 or more.
  • the density is measured according to A-method in JIS K7112-1980 after annealed according to a method of low density polyethylene described in JIS K6760-1995.
  • the content of monomer units based on ethylene in the ethylene-propylene copolymer is usually 90 % by weight or more based on the total of the ethylene-propylene copolymer (100 % by weight) .
  • the content of monomer units based on propylene in the copolymer is usually 10 % by weight or less based on the total of the copolymer (100 % by weight) .
  • the MFR of the ethylene-based polymer is preferably 0.1 or more, more preferably 0.3 g/10 minutes, further preferably 0.6 g/10 minutes or more from the viewpoint of heightening melt-extrudability.
  • the MFR is preferably 6 g/10 minutes or less, more preferably 4 g/10 minutes or less, further preferably 2 g/10 minutes or less from the viewpoint of heightening a heat stretchability and mechanical strength.
  • the MFR is measured by a method according to JIS K7210-1995, under a load of 21.18 N at a temperature of 190°C.
  • the melt flow rate ratio (MFRR) of the ethylene-based polymer is preferably 50 or less, more preferably 45 or less, most preferably 40 or less, from the viewpoint of heightening a melt-spinning property.
  • the MFRR is preferably 10 or more, more preferably 15 or more, most preferably 20 or more from the viewpoint of heightening the melt-extrudability.
  • the MFRR is a value obtained by dividing a melt flow rate value measured at 190 0 C under a load of 211.83 N (MFR-H, unit: g/10 minute) according to JIS K7210-1995 by an MFR measured at 190 0 C under a load of 21.18 N according to JIS K7210-1995.
  • a maximum take-off velocity (MTV) of the ethylene-based polymer is preferably 70 m/minute or more, more preferably 100 m/minute or more, most preferably 130 m/minute from the viewpoint of heightening a melt-spinning property.
  • the MTV is preferably 500 m/minute or less, more preferably 400 m/minute or less, most preferably 300 m/minute from the viewpoint of heightening the mechanical strength.
  • the MTV means a take-up velocity at which a melt resin is broken, when the melt resin filled in a barrel of 9.5 mm ⁇ is extruded from an orifice having a diameter of 2.09 mm and a length of 8 mm under conditions of a temperature of 190 0 C and a piston decent velocity of 5.5 m/minute and the extruded resin is wound at an ascent take-up velocity of 40 rpm using a wind roll of 150 mm in diameter.
  • ethylene-based polymer As producing methods of the ethylene-based polymer, there can be illustrated known polymerization methods such as a solution polymerization method, slurry polymerization method, gas phase polymerization method and high-pressure ionic polymerization method with a known polymerization catalyst such as a Zieglar-Natta catalyst, a chromium-based catalyst or a metallocene catalyst.
  • a known polymerization catalyst such as a Zieglar-Natta catalyst, a chromium-based catalyst or a metallocene catalyst.
  • the polymerization methods may be a batch polymerization method or a continuous polymerization method, further a multi-stage polymerization method may be also adopted.
  • the Zieglar-Natta catalyst described above includes, for example, the following catalysts (1) and (2) : (1) a catalyst obtained by combining a component prepared by supporting at least one selected from the group consisting of titanium trichloride, vanadium trichloride, titanium tetrachloride and haloalcolate of titanium on a magnesium compound-based support with, as a co-catalyst, an organometallic compound, and
  • the chromium-based catalyst includes, for example, a catalyst obtained by combining a component prepared by supporting a chromium compound on silica or silica-alumina with an organometallic compound as a co-catalyst.
  • the metallocene catalysts include, for example, the following catalysts (1) to (4) :
  • a catalyst obtained by combining a component containing a transition metal compound having a group containing a cyclopentadiene skeleton with a component containing an alumoxane compound (2) a catalyst obtained by combining a component containing the transition metal compound described above with a component containing an ionic compound such as tolytylborate or anilinium borate, (3) a catalyst obtained by combining a component containing the transition metal compound described above and a component containing the ionic compound described above with an organoaluminum compound, (4) a catalyst obtained by supporting or immersing the respective components described above on an inorganic particulate support such as SiO 2 or AI2O3 or a polymer particulate support such as a polymer of an olefin (e.g. ethylene, styrene) polymer.
  • an inorganic particulate support such as SiO 2 or AI2O3
  • a polymer particulate support such as a polymer of an o
  • a residence time distribution of polymer produced during polymerization it is preferable to shorten a residence time distribution of polymer produced during polymerization, and, for shortening the residence time distribution, a single-stage polymerization is preferable, further, in a process using a plurality of reaction vessels, it is preferable to operate the polymerization using the reaction vessels connected in parallel.
  • the pesticide used in the present invention includes compounds having a pesticidal activity such as pestcides, insect growth controlling agents, pest repellants and the like.
  • Pesticides include pyrethroid compounds, organophosphorus compounds, carbamate compounds, phenyl pyrazole compounds and the like.
  • Examples of the pyrethroid compounds include permethrin, allethrin, d-allethrin, dd-allethrin, d-tetramethrin, prallethrin, d-phenothrin, d-resmethrin, empenthrin, fenvalerate, esfenvalerate, fenpropathrin, cyhalothrin, etofenprox, tralomethrin, esbiothrin, benfulthrin, terallethrin, deltamethrin, phenothrin, tefluthrin, bifenthrin, cyfluthrin, cyphenothrin, cypermethrin and a -cypermethrin.
  • organophosphorus compounds examples include phenitrothion, dichlorobos, dichlorvos, naled, fenthion, cyanophos, chloropyrifos, diazinon, calchlophos and salithion.
  • Examples of the carbamate compounds include methoxydiazon, propoxur, fenobucarb and carbaryl.
  • Examples of the phenylpyrazole compounds include fipronil.
  • insect growth controlling agents examples include pyriproxyfen, methoprene, hydroprene, diflubenzuron, cyromazine, phenoxycarb and lufenuron (CGAl84599) .
  • insect repellants include diethyltolamide and dibutylphthalate.
  • pesticides can be used alone or as a mixture of two kinds or more.
  • a combination of two kinds or more of the pesticides of which the mechanisms different each other makes the expression of resistance against pesticides of insects carrying an infection, difficult.
  • insecticides are preferable, pyrethroid compounds are more preferable, and pyrethroid compounds having a vapor pressure of less than 1 x 10 ⁇ s mmHg at 25 0 C are further preferable.
  • examples of the pyrethroid compounds having a vapor pressure of less than 1 x 10 ⁇ 6 mmHg at 25°C include resmethrin and d-permethrin.
  • a compound having a role of heightening of a pest proof activity may be compounded to the resin composition of the present invention.
  • the compound includes piperonyl butoxide, MGK264 and octachloropropylether .
  • a supporting material retaining the pesticide may be added to the resin composition of the present invention.
  • a material which can retain, support, absorb, adsorb, immerse, permeate, or inject the pesticide is used, and examples thereof include silica-based compounds, zeolites, clay minerals, metal oxides, micas, hydrotalcites, and organic supports.
  • the silica-based compounds include non-crystalline (amorphous) silica and crystalline silica, for example, powdery silicic acid, fine powdery silisic acid, acidic white clay, diatom earth, quartz and white carbon.
  • the zeolites include A-type Zeolite and mordenite .
  • Example of the clay minerals include montmorillonite, saponite, beidellite, bentonite, kaolinite, halloysite, nacrite, dickite, anauxite, illite and sericite.
  • Examples of the metal oxides include zinc oxide, magnesium oxide, aluminum oxide, iron oxide, copper oxide and titanium oxide.
  • Examples of the micas include mica and vermiculite.
  • Examples of the hydrotalcites include hydrotalcite and smectite.
  • As organic supports coals (e.g. charcoal, peat, glass peat), polymer beads (e.g.
  • the pesticide support non-crystalline inorganic supports are preferable, and amorphous silica is more preferable.
  • the content of the pesticide support in the resin composition is usually 0.1 to 20 parts by weight per 100 parts by weight of the ethylene-based polymer . From the viewpoint of heightening mechanical strength, it is preferably 10 parts by weight or less, more preferably 5 parts by weight or less.
  • additives such as antioxidants, antiblocking agents, fillers, lubricants, antistatic agents, weathering agents, pigments, processing improving agents and metal soaps; and polymer components other than olefin-based polymers, may be added to the resin composition of the present invention. Two or more of the additives and the polymer components may be added, respectively.
  • the resin composition of the present invention can be obtained by melt-kneading the ethylene-based polymer, the pesticide and optionally other components by a publicly known method.
  • a publicly known method for example, there are exemplified a method of mixing previously the ethylene-based polymer with the pesticide, then melt-kneading a mixture obtained with an extruder, roll molding machine, kneader or the like, a method of feeding separately the ethylene-based polymer and the pesticide to an extruder or the like followed by melt-kneading them.
  • the pesticide may be fed from the middle of the extruder by an adding device such as a side extruder or a feeder.
  • the pesticide after which the pesticide was subjected to treatment such as retaining, supporting, immersing, permeating, injecting, adsorbing or absorbing on or in the support for the pesticide, may be used, further, the above-treated pesticide or non-treated pesticide may be used as a master batch by adding the pesticide to a resin.
  • Examples of the resin used as a base of the master batch include olefin-based resins such as ethylene-based resins, propylene-based resins, butene-based resins, 4-methyl-l-pentene-based resins and modified products, saponified products and hydrogenated products of these resins.
  • olefin-based resins such as ethylene-based resins, propylene-based resins, butene-based resins, 4-methyl-l-pentene-based resins and modified products, saponified products and hydrogenated products of these resins.
  • ethylene-based resins such as high density polyethylenes, linear low density polyethylenes, linear very low density polyethylenes, linear ultra low density polyethylenes, high pressure process low density polyethylenes and ethylene-vinyl acetate copolymers; and hydrogenation products of butadiene-based polymers are listed.
  • an amount of the master batch is usually less than 50% by weight of the resin composition (100 % by weight) , and from the viewpoint of improving economic efficiency, preferably 20% by weight or less, more preferably 10% by weight or less.
  • the resin composition of the present invention is excellent in melt-spinning property and has a good melt-extrudability, it is molded into a filament such as a multi-filament or monofilament and used. Further, the filament made of the resin composition is excellent in heat stretchability and good in mechanical strength. Furthermore, a production process of filament using the resin composition is advantageous in cost because it is possible to discharge the resin composition at a high speed from a nozzle of an extruder thereby carrying out filament spinning and to stretch the filament at high degree by one step stretching operation.
  • a melt-spinning method As a method of molding the resin composition of the present invention into a filament, there are exemplified a melt-spinning method, and (direct) spinning-stretching method, for example, a method of (1) melting the resin composition and discharging the composition from a die/nozzle via a gear pump or the like in strand-like, (2) drawing the strand melt-discharged followed by spinning while cooling the strand using a cooling medium such as water or air, thereafter, (3) subjecting to treatment such as heat stretching, heat treatment, oil application or the like, if necessary, and winding the filament .
  • a cooling medium such as water or air
  • a heat stretching temperature is preferably 70 to 120 0 C, and from the viewpoint of heightening heat stretchability, more preferably 75 to 115 0 C, further preferably 80 to 110°C, most preferably 90 to 105°C.
  • a cross sectional shape of the filament includes circle, ellipse, triangle, square, hexagon, star shape and the like.
  • a use of the filament made of the resin composition of the present invention includes as a mono-filament, nets such as mosquito nets, window and door screens, insect nets; lopes; yarns; filters; and the like, and as a multi-filament, lopes; nets; carpets; non-woven clothes; filters; shoes; clothes; and the like.
  • nets such as mosquito nets, window and door screens, insect nets; lopes; yarns; filters; and the like
  • lopes lopes
  • nets carpets; non-woven clothes; filters; shoes; clothes; and the like.
  • uses for which a insect proof is required for example, window or door screens, insect nets, mosquito nets, filters, carpets, shoes, clothes and the like are suitable.
  • Pests to be controlled by the filament of the resin composition of the present invention include arthropods such as spiders, mites and insects. Further, these are described in detail below.
  • Arachnida includes, for example, Acarinia (e.g.
  • Chilopoda includes, for example, Scutigeromorpha (e.g. Thereuonema tuberculate) ; and Lithobiomorpha (e.g. Bothropolys rugosus) .
  • Diplopoda includes, for example, Polydesmoidea (e.g. Oxidus gracilis, Nedyopus tambanus) .
  • INSECTA examples include Thysanura (e.g.Ctenolepisma) ; Orthoptera (e.g. Diestrammena japonica, Atractylodes japonica, Locusta migratoria, Schitocerca gregaria, Oxya yezoensis; Dermaptera (e.g. Forficula auricularia) ; blattaria (e.g. bllatella germanica, periplaneta fuliginosa, periplaneta japonica, Periplaneta americana) ; Isopteran (e.g.
  • nilaparvata lugens Nephotettix cincticeps, Trialeurodes vaporariorum, Myzus persicae, Cimex lectularius, Halyomorpha mista) ; Coleoptera (e.g. Attagenus japonicus, Authrenus verbasci, Aulacophora femoralis, Sitophilus zeamais, Lyctus brunneus, Gibbium aequinoctiale, Ptinus japonicus, Popillia japonica); Siphonaptera (e.g. Ctenocephalides felis, Ctenocephalides canis, Pulex irritans) ; Diptera (e.g.
  • the melt flow rate ratio is a value obtained by dividing a melt flow rate value measured at 190 0 C under a load of 211.83 N (21.60 kg) by a melt flow rate value measured under a load of 21.18 N (2.16 kg) according to JIS K7210-1995.
  • Density (unit: kg/m 3 ) The density of a resin composition was measured according to A method in JIS K7112-1980 after annealed according to a method of low density polyethylene described in JIS K6760-1995.
  • a melt resin filled in a barrel of 9.5 mm ⁇ at a temperature of 190°C was extruded from an orifice of 2.09 mm in diameter and 8 mm in length at a fall velocity of 5.5 mm/minute using a melt tension tester manufactured by Toyo Seiki Seisaku-sho Ltd., then the extruded melt resin was wound at take-up rise velocity of 40 rpm with a wind roll of 150 mm ⁇ in diameter, and a take-up velocity at which the melt resin was broken was measured. When this value is larger, it is shown that the melt spinning property is higher. (6) Heat stretchability of filament
  • a heat stretching of a filament was carried out in a method described in (i) to (v) , and a length between marked lines after the stretching was measured followed by calculating an elongation of the length between marked lines. When this elongation is larger, it is shown that the heat stretchability is more excellent.
  • a filament was cut to a length of 70 cm and marked up with two lines at a interval of 40 mm along the length direction.
  • the one side of the filament prepared in (1) was fixed,
  • a hot-air heater was set so that the distance between the outlet of the heater and the filament was 50 mm, and the filament was heated between the lines for 15 seconds or 30 seconds with the hot-air heater.
  • a filament temperature after heating for 15 seconds and 30 seconds was respectively 85°C and 98 0 C.
  • HD-I are shown in Table 1), manufactured by Basell Polyolefin
  • Composition-1 (herein-after, referred to as "Composition-1") . Evaluation results of physical properties of the obtained Composition-3 were shown in Table 2.
  • Composition-1 was melt-extruded under conditions of a temperature of 190°C and a piston fall speed of 10 mm/minute using Capirograph manufactured by Toyo Seiki Seisaku-sho, Ltd. and an orifice (L/D:40/l mm, flow angle: 90° ) to obtain a strand, the strand melt-extruded was taken off at a speed of about 3 m/minute with a take up device included with the Capirograph to obtain a filament of 450 ⁇ m in diameter. Evaluation results of physical properties of the obtained filament were shown in Table 2.
  • Example 2 A resin composition and filament were prepared in the same manner as in Example 1 except that a high density polyethylene
  • HD-2 are shown in Table 1) was used in place of HD-I. Evaluation results of physical properties of the composition and filament obtained were shown in Table 2.
  • a resin composition and filament were prepared in the same manner as in Example 1 except that a high density polyethylene (Hizex ® 3300F manufactured by Prime Polymer Co., Ltd.)
  • HD-3 physical properties of HD-3 are shown in Table 1
  • Table 1 physical properties of HD-3 are shown in Table 1
  • Table 2 Evaluation results of physical properties of the composition and filament obtained were shown in Table 2.
  • a resin composition and filament were prepared in the same manner as in Example 1 except that a high density polyethylene (Hizex ® 445M manufactured by Prime Polymer Co., Ltd.) (herein-after, referred to as ⁇ HD-4", physical properties of HD-4 are shown in Table 1) was used in place of HD-I. Evaluation results of physical properties of the composition and filament obtained were shown in Table 2. Comparative Example 1
  • HD-5 high density polyethylene
  • Table 1 physical properties of HD-5 are shown in Table 1
  • Eksmin ® a resin composition
  • composition-6 a resin composition (herein-after, referred to as "Composition-6") . Evaluation results of physical properties of the obtained Composition-6 were shown in Table 3.
  • the resin composition-6 was molded into a filament of 450 ⁇ m in diameter in the same manner as in Preparation of filament of Example 1. Evaluation results of physical properties of the obtained filament were shown in Table 3. Comparative Example 3
  • a resin composition and filament were prepared in the same manner as in Example 1 except that HD-I was changed to HD-5. Evaluation results of physical properties of the obtained the resin composition and filament were shown in Table 3. Comparative Example 4
  • a resin composition and filament were prepared in the same manner as in Example 1 except that HD-I was changed to a high density polyethylene GC7260 (manufactured by Basell Polyolefin Co., Ltd.) (herein-after, referred to as "HD-6", physical properties of HD-6 are shown in Table 1) . Evaluation results of physical properties of the obtained the resin composition and filament were shown in Table 3. Table 1
  • a resin composition containing an ethylene-based resin and a pesticide which gives a filament excellent in heat stretchability and is good in melt spinning property, and a filament made of the composition, and a process for producing the filament using the composition.
  • the resin composition containing the pesticide is excellent in extrudability
  • the filament made of the resin composition is good in mechanical strength
  • the process for producing the filament using the resin composition is advantageous in cost.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne une composition de résine destinée à un filament. Cette composition comprend un homopolymère d'éthylène ou un copolymère d'éthylène/propylène présentant une densité de 935 to 965 kg/m3, et un pesticide constitué de 0,1 à 10 parties en poids par 100 parties de l'homopolymère d'éthylène. La composition de l'invention présente un indice de fluidité et de 0,3 à 7 g/10 m.
PCT/JP2007/063201 2006-06-27 2007-06-26 Composition de résine destinée à un filament, filament associé et procédé de production de ce filament WO2008001926A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2007800216907A CN101466780B (zh) 2006-06-27 2007-06-26 适用于长丝的树脂组合物、长丝和生产长丝的方法

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JP2006-176480 2006-06-27
JP2006176480 2006-06-27

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WO2008001926A2 true WO2008001926A2 (fr) 2008-01-03
WO2008001926A3 WO2008001926A3 (fr) 2008-03-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012069049A1 (fr) 2010-11-23 2012-05-31 Vestergaard Frandsen Sa Produit ayant une résine polymère basse densité libérant du fipronil de façon contrôlée et utilisation dudit produit
WO2013171118A2 (fr) 2012-05-16 2013-11-21 Intelligent Insect Control Moustiquaire avec insecticide puissant
US8936802B2 (en) 2009-12-25 2015-01-20 Sumitomo Chemical Company, Limited Polymer composition and molded articles shaped of the same
US9145624B2 (en) 2009-12-25 2015-09-29 Sumitomo Chemical Company, Limited Polymer composition and molded articles shaped of the same

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* Cited by examiner, † Cited by third party
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EP3269850A4 (fr) * 2015-03-09 2018-07-18 NBC Meshtec, Inc. Fibre antimite, et réseau antimite mettant en uvre celle-ci
BR112018005680B1 (pt) * 2015-09-25 2022-09-20 Innovative Vector Control Consortium Composição de resina que inclui componente inseticida
CN114573905A (zh) * 2022-03-11 2022-06-03 福建菲克斯达纺织有限公司 具有长效驱防虫功效的塑料母粒配方、加工工艺及使用方法

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FR2812519A1 (fr) * 2000-08-01 2002-02-08 Sumitomo Chemical Co Composition de resine pesticide et procede de lutte contre les nuisibles l'utilisant
WO2004101674A1 (fr) * 2003-05-12 2004-11-25 Dow Global Technologies Inc Composition polymere et procede de fabrication de polyethylene a poids moleculaire eleve et a densite elevee et film obtenu a partir desdites compositions

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JPH09308426A (ja) * 1996-05-23 1997-12-02 Okura Ind Co Ltd 害虫忌避フィルム
JP2004323983A (ja) * 2003-04-21 2004-11-18 Japan Polyolefins Co Ltd モノフィラメントおよびその製造方法
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WO1998007906A1 (fr) * 1996-08-19 1998-02-26 E.I. Du Pont De Nemours And Company Polymere file eclair
FR2812519A1 (fr) * 2000-08-01 2002-02-08 Sumitomo Chemical Co Composition de resine pesticide et procede de lutte contre les nuisibles l'utilisant
WO2004101674A1 (fr) * 2003-05-12 2004-11-25 Dow Global Technologies Inc Composition polymere et procede de fabrication de polyethylene a poids moleculaire eleve et a densite elevee et film obtenu a partir desdites compositions

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DATABASE WPI Week 199215 Derwent Publications Ltd., London, GB; AN 1992-120589 XP002459985 & JP 04 065509 A (SUMITOMO CHEM CO LTD) 2 March 1992 (1992-03-02) cited in the application *
DATABASE WPI Week 199705 Derwent Publications Ltd., London, GB; AN 1997-048461 XP002459984 -& JP 08 302080 A (FUKUBI KAGAKU KOGYO KK) 19 November 1996 (1996-11-19) cited in the application *
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DATABASE WPI Week 200502 Derwent Publications Ltd., London, GB; AN 2005-015787 XP002459987 & JP 2004 323983 A (JAPAN POLYOLEFINS CO LTD) 18 November 2004 (2004-11-18) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8936802B2 (en) 2009-12-25 2015-01-20 Sumitomo Chemical Company, Limited Polymer composition and molded articles shaped of the same
US9145624B2 (en) 2009-12-25 2015-09-29 Sumitomo Chemical Company, Limited Polymer composition and molded articles shaped of the same
WO2012069049A1 (fr) 2010-11-23 2012-05-31 Vestergaard Frandsen Sa Produit ayant une résine polymère basse densité libérant du fipronil de façon contrôlée et utilisation dudit produit
WO2013171118A2 (fr) 2012-05-16 2013-11-21 Intelligent Insect Control Moustiquaire avec insecticide puissant

Also Published As

Publication number Publication date
CN101472984B (zh) 2012-02-08
CN101466780B (zh) 2012-05-30
WO2008001926A3 (fr) 2008-03-20
CN101472984A (zh) 2009-07-01
CN101466780A (zh) 2009-06-24

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