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
  • 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
• • 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
  • D01F6/08—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons
  • D01F6/10—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons from polyvinyl chloride or polyvinylidene chloride
• • D—TEXTILES; PAPER
  • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
  • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
  • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • D10B2321/04—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons
  • D10B2321/041—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons polyvinyl chloride or polyvinylidene chloride
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T428/00—Stock material or miscellaneous articles
  • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
  • Y10T428/2913—Rod, strand, filament or fiber

Definitions

• Vinyl chloride fiber and method for producing the same
• the present invention relates to a chloride-based fiber having a brow, a hue, and a texture resembling human hair used in the manufacture of hair decoration products such as wigs, hair pieces, blades, extension hair and the like. .
• a vinyl chloride-based fiber obtained by spinning a polyvinyl chloride-based resin in the past is excellent in transparency and flexibility, and thus it is often used as a fiber for artificial hair constituting a hair decoration product. It is used.
• Wet spinning methods and dry spinning methods are known as the above-mentioned "method using a solvent”
• melt spinning methods are known as the above-mentioned "method using no solvent”.
• a salt-like resin has a high melt viscosity and an extremely low spinnability, so a salt-like resin is melt-spun to obtain a certain quality of vinyl chloride fiber. There was a problem that it was difficult to do.
• the salt-and-boil type resin is desalted into the salt-and-vinyl polymer that constitutes a salt-type resin when exposed to high temperature environments and exposed to sunlight and ultraviolet light. As a hydrogen peroxide reaction occurs, chloride-based fibers composed of chloride-based resins are 1) poor in initial colorability, and 2) easily become strong yellowish fibers. 3) There was a problem that the product value might be reduced.
• a vinyl chloride-based resin consisting of 100 to 60% by weight of vinyl chloride-based resin and 0 to 40% by weight of chlorinated chloride-based resin.
• a chloride-based boule-based fiber has been proposed which also has the strength of a salt-like bole-based resin composition (see Patent Document 1).
• tin is used as the heat stabilizer (b).
• Patent Document 1 Japanese Patent Application Laid-Open No. 11-100714
• melt spinning using a vinyl chloride resin composition containing the above-mentioned “hydrode-talcite-based heat stabilizer” a metal mesh in a melt spinning machine may be used. Since the carbides are clogged, the frequency of thread breakage further increases and spinning becomes difficult, and there is a problem that continuous melt spinnability, that is, long runnability of melt spinning becomes worse. There is also a problem that the vinyl chloride-based fiber containing the hyd- ide-talcite-based heat stabilizer as a component discolors when it is curled by applying heat.
• the present invention aims to solve these problems.
• a long-passing property of melt spinning is secured by using an iron- and / or id-portal heat-stable stabilizer, and good and stable productivity can be obtained. It is an object of the present invention to provide a salt-like fiber and a method for producing the same, which causes little discoloration even when
• the inventors of the present invention investigated the cause of the above problems: 1) The vinyl resin composition containing the above-mentioned "hydrite-talcite-based heat stabilizer” The fact that carbides of chloride-based resins are clogged in a wire mesh in a melt-spinning machine during melt spinning using a melt spinning machine, and 2) vinyl chloride containing the above-mentioned "hydrite-talcite-based heat stabilizer” as a component When heat is applied to the base fiber to cause curling, the problem of discoloration of the salt-bullet base fiber is It has been found that it is caused by the poor dispersion of the id mouth talcite heat stabilizer.
• the inventors of the present invention have, based on strong findings, (a) 100 parts by mass of a salt-based grease, and (b) a heat stabilizer based on an id-portal talc 0.2-5.
• a heat stabilizer based on an id-portal talc 0.2-5.
• epoxy compound 0.2.10-10.0 parts by mass was added to the vinyl chloride-based resin composition containing 0 parts by mass, a hydride-talcite-based heat stabilizer was used.
• the invention described in claim 2 relates to the invention described in claim 1, wherein the epoxy compound is an epoxy-based soybean oil, an epoxidized linseed oil, an epoxy-based soybean oil, an epoxy-based fish oil, an epoxy-based beef oil.
• Epoxidized animal and animal oils Epoxidized animal and animal oils, epoxy-containing methacrylic acid compounds, epoxidized methyl stearate, epoxy butadiene polybutadiene, tris (epoxypropyl) isocyanurate, epoxy oil Fatty acid ester, epoxidized linseed oil fatty acid ester, vinyl chlorohexene epoxide, dicyclohexene carboxylate, bisphenol A diglycidyl ether, glycerin polyglycidyl ether, and cyclohexane dimethanol polyglycidyl ether power It is characterized in that at least one of Epokishii ⁇ thereof.
• the invention described in claim 3 relates to the invention described in claim 1 or 2, wherein the chlorinated boule-based resin composition further comprises (d) a nitrogen-containing polyol 0. 01-2. It is characterized in that it contains 0 parts by mass.
• the invention described in claim 4 relates to the invention described in claim 3, wherein the nitrogen-containing polyol is tris (2-hydroxyethyl) isocyanurate, tris (3-hydroxy propyl) isocyanurate, Alternatively, it is characterized by being tris (4-hydroxybutyl) isocyanurate.
• the invention described in claim 5 is as follows: (a) 100 parts by mass of a salt-and-bure based resin, (b) a hydifice-based thermal stabilizer 0.2-5. 0 parts by mass, and (C) Epoxy compound: A salt-based resin composition containing 0.2 to 10.0 parts by mass is melt-spun at a temperature of 170 to 190 ° C.
• the invention described in claim 6 is the method according to the invention described in claim 5, under the atmosphere of air in which the melt spun chloride-based boule fiber is maintained at a temperature of 90-120 ° C. — After being drawn to 4 times, this drawn chloride-based fiber is kept at a temperature of 110-140 ° C. until it shrinks to a length of 60-100% of the fiber length of the drawn fiber under an air atmosphere It is characterized by heat relaxation.
• the chlorinated boule-based resin composition further comprises (d) a nitrogen-containing polyol 0. 01-2. It is characterized in that it contains 0 parts by mass.
• the vinyl chloride resin composition further comprises (d) a nitrogen-containing polyol in an amount of 0.1-2 parts by mass. Because of the synergistic effect with the epoxy compound, the effect of suppressing color change when heat is applied in the curling step can be improved.
• the vinyl chloride resin composition further comprises (d) 0.1 to 20 parts by mass of a nitrogen-containing polyol. Because of the synergistic effect with the epoxy compound, the effect of suppressing discoloration when heat is applied in the curling step can be improved.
• the vinyl chloride-based fiber of the present invention comprises (a) 100 parts by mass of a vinyl chloride-based resin, (b) a thermal stabilizer based on hydrotalcite, and 0.5 to 2.0 parts by mass, (C) Epoxy compound It is composed of a vinyl chloride resin composition containing 0.2 to 10.0 parts by mass.
• the above-mentioned "vinyl chloride-based resin” is obtained by bulk polymerization, solution polymerization, suspension polymerization, emulsion polymerization and the like of (i) vinyl chloride, and the polymerization method thereof
• polyvinyl chloride, chlorinated polyvinyl chloride, polyvinyl chloride, polyvinyl chloride, chlorinated polyethylene, chloride-vinyl acetate copolymer, chloride-vinyl chloride, and the like are examples of polyvinyl chloride, chlorinated polyvinyl chloride, polyvinyl chloride, chlorinated polyethylene, chloride-vinyl acetate copolymer, chloride-vinyl chloride, and the like.
• Ruethylene copolymer vinyl chloride-propylene copolymer, butyl chloride-styrene copolymer, chloride-bullet isobutylene copolymer, chloride-polyether-biarylidene copolymer, chloride-bistyrene copolymer, anhydrous Maleic acid terpolymers, vinyl styrene-acrylonitrile terpolymers, vinyl chloride-butadiene copolymers, vinyl isoprene copolymers, vinyl chloride-chlorinated propylene copolymers, Shiojibi-bi -Salt byluriden acetate-Bullet acetate terpolymer, Chloride burl-Maleic ester copolymer, Chloride-Bryl methacrylate ester copolymer, Chloride-Bryl-Acrylonitrile copolymer, Chloride-Bivinyl various Chlorine-containing resins such as boule ether
• block copolymers which contain chloride chloride and graft copolymers which contain sodium chloride.
• salt-based vinyl fat composition for fibers may be blended with known additives used in conventional salt-vinyl based compositions.
• additives include, for example, plasticizers, lubricants, compatibilizers, processing aids, toughening agents, UV absorbers, antioxidants, antistatic agents, fillers, flame retardants, pigments, initial color improvers, conductive agents. Gendering agents, surface treatment agents, light stabilizers, and perfumes.
• the chlorine burle-based fiber of the present invention preferably has a thickness of 20 to 100 denier, more preferably 50 to 80 denier.
• a thickness of 20 to 100 denier more preferably 50 to 80 denier.
• the cross-sectional shape of the vinyl chloride-based fiber of the present invention may be any shape, for example, circular, oval, glasses, star, H-shaped, double-sided, Y-shaped, triangle, square, cross, heart It may be a shape, a horseshoe shape, or a combination of these. Also, these hollow bodies may be used.
• the "noid-in-mouth-talcite-based heat stabilizer” in the present invention does not have the problem of adversely affecting the microorganisms in the environment or generating an odor like the organotin-based heat stabilizer, There is no toxicity.
• such "noid-opening-talcite-based heat stabilizers” are compounds with a light-opening-talcite compound, and more specifically, magnesium and z or an alkali metal and aluminum, zinc, magnesium, or magnesium. It is a composite salt compound that also has aluminum power.
• some of their complex salts are those obtained by dehydrating the compound crystal water.
• the high mouth talcite compound may be a natural product or a synthetic product, but as a synthetic method of the synthetic product, a conventionally known method may be used.
• the yarn breakage frequency increases when the blending amount of the gauze and lidoguchi heat-site-based heat stabilizer is less than 0.2 parts by mass, and the gauze and i-domouth talcite-based heat resistance Stabilizer formulation If the amount is more than 5.0 parts by mass, the initial colorability is deteriorated. Therefore, in the present invention, the blending amount of the above-mentioned hyd- ide-talcite-based heat stabilizer is preferably 0.2-5. 0 parts by mass, and more preferably 0.5-5. 0 parts by mass. It is.
• the "epoxy compound" in the present invention is preferably epoxy soybean oil, epoxy soybean linseed oil, epoxy soybean oil, epoxidized fish oil, epoxy oil calf oil, epoxy oil castor oil, epoxy oil safflower Epoxides and oils such as oil and vegetable oils, epoxy-containing methacrylic acid compounds, epoxidized methyl stearate, epoxidized polybutadiene, tris (epoxypropyl) isocyanurate, epoxidized tall oil fatty acid ester, epoxidized linseed oil fatty acid ester, And at least one epoxy compound selected from biphenyl hexahexene, dicyclohexene carboxylate, bisphenol A diglycidyl ether, glycerin polyglycidyl ether, and cyclohexane dimethanol polyglycidyl ether. That is, as long as it 's Chikarama be epoxy compounds other than these Epokishii
• the compounding amount of the “epoxy compound” when the compounding amount of the “epoxy compound” is less than 0.2 parts by mass, the effect of improving the long-run property of melt spinning or the color change suppressing effect of the vinyl chloride fiber produced can be improved.
• the fruit becomes smaller, and when the blending amount of the epoxy compound is more than 10.0 parts by mass, the frequency of thread breakage increases. Therefore, in the present invention, the compounding amount of the epoxy compound is preferably 0.2 to 10.0 parts by mass, more preferably 0.5 to 30.0 parts by mass.
• the salt-and-brull-based resin composition may further contain (d) 0.1 to 20 parts by mass of a nitrogen-containing polyol.
• a nitrogen-containing polyol in an amount of 0.1 to 2 parts by mass, curling is imparted due to the synergistic effect with the epoxy compound. The effect of suppressing color change when heat is applied in the process can be greatly improved.
• the nitrogen-containing polyol is preferably tris (2-hydroxyethyl) isocyanurate, tris (3-hydroxypropyl) isocyanurate, or tris (4-hydroxybutynore) isocyanurate. Even if it is an epoxy compound other than these nitrogen-containing polyols, unless it is against the purpose.
• the blending amount of the nitrogen-containing polyol is less than 0.01 parts by mass, the effect of reducing the color change when heat is applied in the curling step becomes poor, and the nitrogen If the blending amount of the contained polyol is more than 2.0 parts by mass, the yarn breakage frequency is increased. Therefore, in the present invention, the blending amount of the nitrogen-containing polyol is preferably 0.01 to 2.0 parts by mass, and more preferably 0.02 to 1.0 parts by mass.
• the vinyl chloride-based fiber of the present invention is preferably (a) 100 parts by mass of vinyl chloride-based resin, (b) thermal stabilizer based on hyde-portal talc 0.2-5.
• a vinyl chloride resin composition containing 0 parts by mass and (c) 0.20 parts by mass of epoxy compound at a temperature of 170 to 190 ° C.
• epoxy compound 0 Melt-spinning of a chloride-based resin composition containing 2 to 10 parts by mass at a temperature of 170 to 190 ° C.
• a powder compound is prepared by mixing the above-mentioned "vinyl chloride resin composition" using a mixer such as a Henschel mixer, a ribbon platen, etc., Alternatively, a pellet compound obtained by melt-mixing the same is melted at a temperature of 170-190 ° C. using a melt extruder such as a single-screw extruder, a counter-rotating twin-screw extruder, or a co-Carni shaft extruder. It is manufactured by spinning.
• a melt extruder such as a single-screw extruder, a counter-rotating twin-screw extruder, or a co-Carni shaft extruder. It is manufactured by spinning.
• the melt-spun vinyl chloride-based fiber is stretched to 2 to 4 times in an air atmosphere maintained at a temperature of 90 to 120 ° C.
• the drawn vinyl chloride fiber is thermally relaxed in an air atmosphere maintained at a temperature of 110-140 ° C. to a length of 60-100% before treatment.
• the chloride-based resin composition preferably further includes (d) a nitrogen-containing polyol of 0.1 to 20 parts by mass. Can be contained.
• the salt-to-water vinyl-based resin composition further has (d) nitrogen-containing polyol 0.1 to 20 parts by mass, the synergy with the epoxy compound is obtained. By the effect, it is possible to improve the suppression effect of color change when heat is applied in the curling process. Ru.
• Example 2 The same procedure as in Example 1 was repeated except that 0.5 parts by mass of (d) nitrogen-containing polyol (NF-SE, manufactured by Nissan Chemical Co., Ltd.) was added to the salt-bure based resin composition. A salt-based fiber was obtained.
• NF-SE nitrogen-containing polyol
• Example 1 was repeated except that 5 parts by mass of (d) nitrogen-containing polyol (NF-SE, manufactured by Nissan Chemical Co., Ltd.) was added to the salt-to-bule type resin composition in the same manner as in Example 1 above. System fiber was obtained.
• NF-SE nitrogen-containing polyol
• NF-12 Zn 0.8 part by mass
• the melt-spinning was carried out with a nozzle cross-sectional area of 0.06 mm 2 , a hole number of 120, and a mold temperature of 175 ° C. by an extrusion amount of lOKgZ time, and a vinyl chloride fiber of an average fineness of 135 denier. I asked.
• this drawn fiber is 75% of the fiber length of the drawn fiber in an air atmosphere at 110 ° C.
• the mixture was heat-relaxed until it shrunk to give a vinyl chloride-based fiber having an average fineness of 60 denier.
• Example 1-13 and Comparative Example 1-14 of vinyl chloride-based fibers obtained in (4) Longura Colorability, (mouth) discoloration, (ha) yarn breakage frequency, and (ii) initial colorability were evaluated.
• the evaluation results are shown in Table 1 below.
• the “long run property” in the above item (b) represents continuous melt spinning time until a state in which production can not be performed unless the wire mesh is replaced due to frequent occurrence of thread breakage during melt spinning. And the evaluation criteria are
• the “discoloring property” in the above (mouth) is a characteristic value for determining the degree of discoloration at the time of the curling step! / ,.
• This “discoloring property” is a color difference meter (Kurashiki Spinning Co., Ltd.) after heat treatment in a gear oven at 105 ° C. for 1 hour in a state of tensioning vinyl chloride based fibers before and after heat treatment.
• the b value before heat treatment measured by color measurement with a high-accuracy spectrophotometer COLOR-7X (Here, the b value is the value measured under the light reception condition of 'illumination based on the condition b of JIS Z 8722. B) and b after heat treatment is b, the difference between b and b, A b,
• the "thread breakage frequency" in the above (iii) is the number of occurrences of single yarn breakage when melt spinning is carried out, but converted to the yarn breakage frequency per hour (number of times Z hours),
• the “initial colorability” in the above (2) is the force with which the color of the yarn immediately after melt-spinning is visually evaluated.
• Example 1 The chloride-type fiber obtained in Example 1 gave a vinyl chloride-type target fiber, which is good for all properties.
• the salted fibers obtained in Example 2 are those obtained by blending the polyol in the composition of Example 1 and having a slight difficulty in the color changeability. With respect to all the characteristic values
• the vinyl chloride-based fiber obtained in Example 3 has some difficulty in the thread breakage frequency compared to the vinyl chloride-based fiber obtained in Example 1, but all the characteristic values have problems as a product. It was in the range.
• the salted boule fiber obtained in Comparative Example 1 has a high content of yarn breakage frequency and is difficult to be spun because the compounding amount of the hydride-talcite-based heat stabilizer is small, so that the long run property is obtained. Was bad.
• the salted boule based fibers obtained in Comparative Example 2 had poor initial colorability because the blending amount of the hydrotalcite-based heat stabilizer was too large.
• the chloride-based fiber obtained in Comparative Example 3 had a long-running property and a discoloring property because the blending amount of the epoxy compound was small.
• the chloride-based fiber obtained in Comparative Example 4 has a high yarn breakage frequency due to too much compounding amount of the epoxy compound, which makes spinning difficult, and the long-run property is bad. It was
• the chloride-based boule fiber of the present invention has a salt, for example, having wrinkles, hues, and a texture similar to human hair used in the production of hair decoration products such as wigs, hairpieces, blades, and fixture hairs. It can be an ibule based fiber.

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• Chemical Kinetics & Catalysis (AREA)
• General Chemical & Material Sciences (AREA)
• Textile Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Artificial Filaments (AREA)
• Compositions Of Macromolecular Compounds (AREA)

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• 2004
  • 2004-09-10 JP JP2005514381A patent/JPWO2005033383A1/ja active Pending
  • 2004-09-10 US US10/574,178 patent/US20070009735A1/en not_active Abandoned
  • 2004-09-10 KR KR1020067006414A patent/KR20060065725A/ko not_active Application Discontinuation
  • 2004-09-10 WO PCT/JP2004/013215 patent/WO2005033383A1/ja active Application Filing
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