Classifications

• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
  • D06M13/282—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
  • D06M13/292—Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/53—Polyethers

Definitions

• the present invention relates to a treating agent for fibers, a first treating agent for fibers, a second treating agent for fibers, a composition containing the first treating agent for fibers, a diluent of the treating agent for fibers, a method for treating fibers, and fibers.
• Patent Document 1 discloses a compound obtained by blending a potassium salt of an alkyl phosphate and a neutralized phosphoric acid product of a compound obtained by adding ethylene oxide to an alkylamine having an alkyl group of 8 to 18 carbon atoms or a substituted alkylamine.
• a textile oil is disclosed.
• Patent Literature 2 discloses a textile lubricant containing an organic phosphate salt and an oxyalkylene polymer.
• Patent Literature 3 discloses an oil agent for fibers containing an alkyl phosphate potassium salt, paraffin wax, and a cationic surfactant.
• Patent Document 4 discloses an oil agent for fibers containing an alkyl phosphate potassium salt and a polyoxyalkylene alkyl ether.
• the gist of the fiber treatment agent for solving the above problems is that it contains the following fatty acid (A), organic phosphoric acid ester compound (B), and (poly)oxyalkylene derivative (C).
• Fatty acids (A) are at least one selected from fatty acids having 1 to 6 carbon atoms, hydroxy fatty acids having 1 to 6 carbon atoms, and salts thereof.
• the fiber treatment agent contains the fatty acid It is preferable to contain (A) at a ratio of 0.001% by mass or more and 20% by mass or less.
• the fiber treatment agent includes a first fiber treatment agent containing the organic phosphate ester compound (B) and a second fiber treatment agent containing the (poly)oxyalkylene derivative (C), It is preferable that one or both of the first treating agent for fibers and the second treating agent for fibers contain the fatty acid (A).
• the first fiber treatment agent if the total content of the organic phosphate compound (B) and the fatty acid (A) in the first fiber treatment agent is 100% by mass, the first fiber treatment agent contains 90% by mass or more and 100% by mass or less of the organic phosphate ester compound (B) and 0% by mass or more and 10% by mass or less of the fatty acid (A), and the second treatment for fibers
• the second processing agent for fibers contains the (poly)oxyalkylene derivative (C) 90% by mass or more and 100% by mass or less, and the fatty acid (A) is preferably contained in a ratio of 0% by mass or more and 10% by mass or less.
• the fiber treatment agent preferably has an acid value of 0.01 mgKOH/g or more and 60 mgKOH/g or less as detected from the first fiber treatment agent by a potentiometric titration method.
• the fatty acid (A) is selected from fatty acids having 1 to 4 carbon atoms, hydroxy fatty acids having 1 to 4 carbon atoms and having one hydroxy group in the molecule, and alkali metal salts thereof. At least one is preferred.
• the fatty acid (A) is selected from fatty acid alkali metal salts having 1 to 4 carbon atoms and hydroxy fatty acid alkali metal salts having 1 to 4 carbon atoms and having one hydroxy group in the molecule. At least one is preferred.
• the organic phosphate ester compound (B) is a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 12 to 22 carbon atoms in the molecule, or an aliphatic alcohol having 12 to 22 carbon atoms. It preferably contains at least one selected from an alkyl phosphate having a residue obtained by removing a hydroxyl group from a compound to which several 2 or 3 alkylene oxides are added, and a salt thereof.
• the fibers are preferably synthetic fibers.
• the fibers are preferably polyester staple fibers.
• the fibers are preferably polyethylene terephthalate fibers.
• the fibers are preferably short fibers.
• the first treating agent for fibers for solving the above problems is used in combination with the second treating agent for fibers containing the (poly)oxyalkylene derivative (F), and the fibers containing the organic phosphate ester compound (E).
• the gist of the first treating agent for fibers is that one or both of the first treating agent for fibers and the second treating agent for fibers further contains the following fatty acid (D).
• Fatty acids (D) are at least one selected from fatty acids having 1 to 6 carbon atoms, hydroxy fatty acids having 1 to 6 carbon atoms, and salts thereof.
• the first treating agent for fibers preferably has an acid value of 0.01 mgKOH/g or more and 60 mgKOH/g or less as detected from the first treating agent for fibers by a potentiometric titration method.
• the first treating agent for fibers contains the organic phosphoric ester compound (E) and the fatty acid (D), and the organic phosphoric ester compound (E) and the fatty acid ( When the total content of D) is 100% by mass, the organic phosphate compound (E) is 90% by mass or more and 99.999% by mass or less, and the fatty acid (D) is 0.001% by mass or more and 10% by mass. It is preferably contained in a ratio of mass % or less.
• the first treating agent for fibers contains the organic phosphoric ester compound (E) and the fatty acid (D), and the organic phosphoric ester compound (E) and the fatty acid (When the total content of D) is 100% by mass, the organic phosphate compound (E) is 95% by mass or more and 99.999% by mass or less, and the fatty acid (D) is 0.001% by mass or more and 5 It is preferably contained in a ratio of mass % or less.
• the first fiber treatment agent contains the organic phosphoric acid ester compound (E) and the fatty acid (D), and the second fiber treatment agent contains the (poly)oxy
• the alkylene derivative (F) and the fatty acid (D) are included, and when the total content of the organic phosphate compound (E) and the fatty acid (D) in the first fiber treatment agent is 100% by mass , the organic phosphate compound (E) is preferably contained in an amount of 90% by mass or more and 99.999% by mass or less, and the fatty acid (D) is preferably contained in an amount of 0.001% by mass or more and 10% by mass or less.
• the first fiber treatment agent contains the organic phosphoric acid ester compound (E) and the fatty acid (D), and the second fiber treatment agent contains the (poly)oxy
• the alkylene derivative (F) and the fatty acid (D) are included, and when the total content of the organic phosphate compound (E) and the fatty acid (D) in the first fiber treatment agent is 100% by mass , the organic phosphate compound (E) is preferably contained in an amount of 95% by mass or more and 99.999% by mass or less, and the fatty acid (D) is preferably contained in an amount of 0.001% by mass or more and 5% by mass or less.
• the second treating agent for fibers for solving the above problems is used in combination with the first treating agent for fibers containing the organic phosphate compound (E), the fibers containing the (poly)oxyalkylene derivative (F)
• the gist of the second treating agent for fibers is that one or both of the first treating agent for fibers and the second treating agent for fibers further contains the following fatty acid (D).
• Fatty acids (D) are at least one selected from fatty acids having 1 to 6 carbon atoms, hydroxy fatty acids having 1 to 6 carbon atoms, and salts thereof.
• the second treating agent for fibers contains the (poly)oxyalkylene derivative (F) and the fatty acid (D), and the (poly)oxyalkylene derivative (F) and the When the total content of the fatty acids (D) is 100% by mass, the (poly)oxyalkylene derivative (F) is 90% by mass or more and 99.999% by mass or less, and the fatty acid (D) is 0.001% by mass. It is preferable to contain at a ratio of 10% by mass or less.
• the second treating agent for fibers contains the (poly)oxyalkylene derivative (F) and the fatty acid (D), and the (poly)oxyalkylene derivative (F) and the When the total content of the fatty acids (D) is 100% by mass, the (poly)oxyalkylene derivative (F) is 95% by mass or more and 99.999% by mass or less, and the fatty acid (D) is 0.001% by mass. It is preferably contained at a ratio of 5% by mass or more.
• the first treating agent for fibers contains the organic phosphoric acid ester compound (E) and the fatty acid (D), and the second treating agent for fibers contains the (poly)oxy
• the alkylene derivative (F) and the fatty acid (D) are included, and the total content of the (poly)oxyalkylene derivative (F) and the fatty acid (D) in the second fiber treatment agent is 100% by mass.
• the first treating agent for fibers contains the organic phosphoric acid ester compound (E) and the fatty acid (D), and the second treating agent for fibers contains the (poly)oxy
• the alkylene derivative (F) and the fatty acid (D) are included, and the total content of the (poly)oxyalkylene derivative (F) and the fatty acid (D) in the second fiber treatment agent is 100% by mass.
• the gist of the composition containing the first treating agent for fibers for solving the above problems is to contain the first treating agent for fibers and water.
• the gist of the fiber processing agent diluent for solving the above problems is that it contains a fiber processing agent and water.
• the gist of the diluent of the fiber treatment agent for solving the above problems is that it contains a first fiber treatment agent and a second fiber treatment agent.
• a method for treating fibers for solving the above-mentioned problems is to add a first treating agent for fibers and a second treating agent for fibers to water, and apply a diluted solution of the treating agents for fibers obtained by adding to the fibers. is the gist.
• the gist of the fiber for solving the above problems is that the first fiber treating agent and the second fiber treating agent are adhered.
• the processing agent of the present embodiment contains the following fatty acid (A), organic phosphoric acid ester compound (B), and (poly)oxyalkylene derivative (C).
• Fatty acids (A) are at least one selected from fatty acids having 1 to 6 carbon atoms, hydroxy fatty acids having 1 to 6 carbon atoms, and salts thereof.
• fatty acid having 1 to 6 carbon atoms that constitutes the fatty acid (A) known fatty acids can be appropriately mentioned, and it may be a saturated fatty acid or an unsaturated fatty acid. Moreover, it may be linear or may have a branched chain structure. Moreover, it may be a monovalent fatty acid or a divalent fatty acid.
• fatty acids having 1 to 6 carbon atoms include methanoic acid, ethanoic acid (acetic acid), butanoic acid, propanoic acid (propionic acid), pentanoic acid, hexanoic acid, and butanedioic acid (succinic acid).
• hydroxy fatty acid having 1 to 6 carbon atoms which constitutes the fatty acid (A)
• known hydroxy fatty acids can be appropriately mentioned, and it may be a saturated hydroxy fatty acid or an unsaturated hydroxy fatty acid. Moreover, it may be linear or may have a branched chain structure. Moreover, it may be a monovalent hydroxy fatty acid or a divalent hydroxy fatty acid.
• hydroxy fatty acids having 1 to 6 carbon atoms include hydroxyethanoic acid, hydroxypropanoic acid (lactic acid), hydroxybutanoic acid, hydroxypentanoic acid, hydroxyhexanoic acid, citric acid, 2,3-dihydroxybutanedioic acid ( tartaric acid) and the like.
• salts constituting the fatty acid (A) known salts can be appropriately mentioned, but metal salts are preferable.
• metal salts include alkali metal salts and alkaline earth metal salts. Among these, alkali metal salts are more preferable.
• Alkali metals constituting the alkali metal salt include, for example, sodium, potassium, and lithium.
• Alkaline earth metals constituting alkaline earth metals include, for example, calcium, magnesium, beryllium, strontium, and barium.
• the fatty acid (A) is at least one selected from fatty acids having 1 to 4 carbon atoms, hydroxy fatty acids having 1 to 4 carbon atoms having one hydroxy group in the molecule, and alkali metal salts thereof. preferable.
• the fatty acid (A) is an alkali metal salt of a fatty acid having 1 to 4 carbon atoms or an alkali metal salt of a hydroxy fatty acid having 1 to 4 carbon atoms having one hydroxy group in the molecule, It is possible to further improve the friction characteristics at time.
• fatty acids (A) may be used singly or in combination of two or more fatty acids (A).
• organic phosphate ester compound (B) examples include alkyl phosphates, alkenyl phosphates, alkyl phosphates or alkenyl phosphates having a polyoxyalkylene group, and salts thereof.
• the alkyl group constituting the alkyl phosphate or the alkenyl group constituting the alkenyl phosphate is not particularly limited, and may be linear or branched, for example.
• the branching position in the branched chain structure is not particularly limited, and for example, the ⁇ -position may be branched or the ⁇ -position may be branched.
• the number of carbon atoms in the alkyl group or alkenyl group is not particularly limited, it preferably has 1 to 30 carbon atoms, more preferably 12 to 22 carbon atoms.
• Specific examples of alkyl groups include methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, decyl, undecyl, dodecyl, tridecyl, tetradecyl, and pentadecyl groups.
• hexadecyl group, heptadecyl group, octadecyl group, icosyl group isobutyl group, isopentyl group, isohexyl group, isoheptyl group, isooctyl group, isodecyl group, isoundecyl group, isododecyl group, isotridecyl group, isotetradecyl group, isopentadecyl group, isohexadecyl group, isoheptadecyl group, isooctadecyl group, isoicosyl group and the like.
• alkenyl groups include butenyl, pentenyl, hexenyl, heptenyl, octenyl, nonenyl, decenyl, undecenyl, dodecenyl, tridecenyl, tetradecenyl, pentadecenyl, hexadecenyl, and heptadecenyl groups.
• the phosphoric acid constituting the organic phosphoric acid ester compound (B) is not particularly limited, and may be orthophosphoric acid or polyphosphoric acid such as diphosphoric acid.
• examples of the salt include phosphoric acid ester amine salts, phosphoric acid ester metal salts, and the like.
• metal salts include alkali metal salts and alkaline earth metal salts.
• alkali metals constituting alkali metal salts include sodium, potassium, and lithium.
• Alkaline earth metals constituting the alkaline earth metal salt include metals corresponding to group 2 elements such as calcium, magnesium, beryllium, strontium, and barium.
• the amines that make up the amine salt may be any of primary amines, secondary amines, and tertiary amines.
• Specific examples of amines constituting amine salts include (1) methylamine, dimethylamine, trimethylamine, ethylamine, diethylamine, triethylamine, N—N-diisopropylethylamine, butylamine, dibutylamine, 2-methylbutylamine, and tributylamine. , octylamine, dimethyllaurylamine, etc.
• aromatic amines or heterocyclic amines such as aniline, N-methylbenzylamine, pyridine, morpholine, piperazine, and derivatives thereof, (3) monoethanolamine , N-methylethanolamine, diethanolamine, triethanolamine, isopropanolamine, diisopropanolamine, triisopropanolamine, dibutylethanolamine, butyldiethanolamine, octyldiethanolamine, lauryldiethanolamine and other alkanolamines, (4) polyoxyethylene laurylamino ether , polyoxyalkylene alkylamino ethers such as polyoxyethylene steryl amino ether, and (5) ammonia.
• aromatic amines or heterocyclic amines such as aniline, N-methylbenzylamine, pyridine, morpholine, piperazine, and derivatives thereof
• monoethanolamine N-methylethanolamine, diethanolamine, triethanolamine, isopropanolamine, diisopropanol
• alkylene oxide having 2 to 4 carbon atoms is preferred.
• alkylene oxides include ethylene oxide, propylene oxide, and butylene oxide.
• the lower limit of the number of added moles of alkylene oxide is appropriately set, but is preferably 0.1 mol or more, more preferably 1 mol or more, and still more preferably 2 mol or more.
• the upper limit of the number of added moles is appropriately set, but is preferably 50 mol or less, more preferably 40 mol or less, and still more preferably 30 mol or less. Ranges with any combination of the above upper and lower limits are also envisioned.
• the number of moles of alkylene oxide added indicates the number of moles of alkylene oxide per 1 mole of the aliphatic alcohol compound in the starting material.
• alkylene oxide one type of alkylene oxide may be used alone, or two or more types of alkylene oxide may be used in appropriate combination.
• their addition mode may be block addition, random addition, or a combination of block addition and random addition, and is not particularly limited.
• the organic phosphate ester compound (B) is a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 12 to 22 carbon atoms in the molecule, or an aliphatic alcohol having 12 to 22 carbon atoms and 2 to 3 carbon atoms. It preferably contains at least one selected from an alkyl phosphate having a residue obtained by removing a hydroxyl group from an alkylene oxide-added one, and a salt thereof. By using such a compound, it is possible to improve the card passability of the fiber to which the treatment agent is attached.
• the organic phosphate ester compound (B) is a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 12 to 22 carbon atoms in the molecule or an alkylene oxide having 2 to 3 carbon atoms in an aliphatic alcohol having 12 to 22 carbon atoms. It is preferably an alkali metal salt of an alkyl phosphate having a residue obtained by removing the hydroxyl group from the added one.
• a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 12 to 22 carbon atoms in the molecule or a residue obtained by adding an alkylene oxide having 2 to 3 carbon atoms to an aliphatic alcohol having 12 to 22 carbon atoms and removing a hydroxyl group.
• a potassium metal salt of an alkyl phosphate having a group is more preferred.
• a residue obtained by removing the hydroxyl group from an aliphatic alcohol having 16 to 22 carbon atoms in the molecule or a residue obtained by adding an alkylene oxide having 2 to 3 carbon atoms to an aliphatic alcohol having 16 to 22 carbon atoms and removing the hydroxyl group More preferably, it is a potassium salt of an alkyl phosphate having a group.
• a potassium salt of an alkyl phosphate having a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 16 to 22 carbon atoms in the molecule is particularly preferred.
• organic phosphate ester compounds (B) one kind of organic phosphate ester compound (B) may be used alone, or two or more kinds of organic phosphate ester compounds (B) may be used in appropriate combination. may be used.
• ((Poly)oxyalkylene derivative (C)) examples include compounds obtained by adding alkylene oxide to alcohols or carboxylic acids, and ether/ester compounds obtained by adding alkylene oxide to ester compounds of carboxylic acids and polyhydric alcohols. mentioned.
• the above alcohols or carboxylic acids may be linear or branched aliphatic alcohols or carboxylic acids, or may be aromatic alcohols or carboxylic acids. Further, it may be saturated alcohols or carboxylic acids, or unsaturated alcohols or carboxylic acids. It may also be a monohydric or dihydric or higher alcohol or carboxylic acid.
• alkylene oxide having 2 to 4 carbon atoms include ethylene oxide, propylene oxide, and butylene oxide.
• the lower limit of the added mole number of the alkylene oxide is appropriately set, but is preferably 0.1 mol or more, more preferably 1 mol or more, and still more preferably 3 mol or more.
• the upper limit of the number of added moles is appropriately set, but is preferably 50 mol or less, more preferably 40 mol or less, and still more preferably 30 mol or less. Such a numerical range can further improve the frictional characteristics. Ranges with any combination of the above upper and lower limits are also envisioned.
• the number of moles of alkylene oxide added indicates the number of moles of alkylene oxide per 1 mole of the alcohol compound or carboxylic acid compound in the feedstock.
• alkylene oxide one type of alkylene oxide may be used alone, or two or more types of alkylene oxide may be used in appropriate combination.
• their addition mode may be block addition, random addition, or a combination of block addition and random addition, and is not particularly limited.
• (poly)oxyalkylene derivative (C) examples include polyoxyethylene alkyl ethers, polyoxyethylene alkenyl ethers, polyoxyethylene alkyl esters, polyoxyethylene alkenyl esters, polyoxyethylene alkylphenyl ethers, and polyoxyalkylenes. Alkylaminoethers, polyoxyalkylenealkenylaminoethers, salts of polyoxyalkylenealkylaminoethers with inorganic acids, salts of polyoxyalkylenealkenylaminoethers with inorganic acids, and the like.
• These (poly)oxyalkylene derivatives (C) may be used alone as one kind of (poly)oxyalkylene derivative (C), or two or more kinds of (poly)oxyalkylene derivatives (C) You may use it in combination suitably.
• the fatty acid (A) is 0.5% by mass. It is preferably contained in a ratio of 001% by mass or more and 20% by mass or less.
• the content of the fatty acid (A) in the treatment agent is, for example, 0.01 parts by mass or more, 0.05 parts by mass or more, and 0.1 parts by mass with respect to 100 parts by mass of the treatment agent. parts or more, 0.5 parts by mass or more, 1 part by mass or more, 2 parts by mass or more, or 3 parts by mass or more. Further, the content of the fatty acid (A) in the treatment agent is, for example, 5 parts by mass or less, 3 parts by mass or less, 2 parts by mass or less, 1 part by mass or less, or 0.5 parts by mass with respect to 100 parts by mass of the treatment agent. parts or less, 0.1 parts by mass or less, or 0.05 parts by mass or less.
• the method for measuring the content of each component is not particularly limited, for example, the following method can be used to measure the content of ionic components.
• the treating agent is heated at 105° C. for 2 hours to obtain non-volatile matter. It is sufficiently diluted with pure water so that the content of ionic components in the non-volatile matter is 500 ppm or less. Ion chromatographic analysis is performed using the diluent.
• the treating agent is configured to contain a first treating agent for fibers containing the organic phosphate ester compound (B) and a second treating agent for fibers containing the (poly)oxyalkylene derivative (C) during storage. is preferred. That is, it is preferable to store the treating agent in a state of being divided into the first treating agent for fibers and the second treating agent for fibers. It is preferable that the fatty acid (A) is contained in one or both of the first treating agent for fibers and the second treating agent for fibers.
• the first fiber treatment agent contains the organic phosphate compound (B) 90% by mass or more and 100% by mass or less, and the fatty acid (A) is preferably contained in a ratio of 0% by mass or more and 10% by mass or less.
• the second fiber treatment agent contains (poly)oxyalkylene It is preferable to contain the derivative (C) at a ratio of 90% by mass or more and 100% by mass or less and the fatty acid (A) at a ratio of 0% by mass or more and 10% by mass or less.
• the stability of the processing agents during storage in other words, the formulation stability can be improved.
• the fiber treatment agent of the first embodiment contains a predetermined fatty acid (A), an organic phosphoric acid ester compound (B), and a (poly)oxyalkylene derivative (C). Therefore, it is possible to improve the wet frictional properties of the fibers to which the treatment agent is attached. For example, when applied as a processing agent for the drawing process used in the drawing process of a tow sheet in the production of short fibers, etc., it can reduce the friction between the fiber and the metal and spread the tow thinly with a uniform thickness. Thereby, productivity and quality can be improved.
• the organic phosphate ester compound (B) is a residue obtained by removing a hydroxyl group from an aliphatic alcohol having 12 to 22 carbon atoms in the molecule or an aliphatic alcohol having 12 to 22 carbon atoms and 2 to 3 carbon atoms. and at least one selected from an alkyl phosphate having a residue obtained by removing a hydroxyl group from an alkylene oxide-added one, and a salt thereof. Therefore, it is possible to improve the card passability of the fibers to which the treatment agent is attached.
• first treating agent for fibers of the present invention
• the first treatment agent of this embodiment contains an organic phosphate ester compound (E).
• the organic phosphate compound (E) is the same component as the organic phosphate compound (B) described in the first embodiment.
• the first treating agent is used in combination with a second treating agent for fibers (hereinafter referred to as second treating agent) containing a (poly)oxyalkylene derivative (F).
• the (poly)oxyalkylene derivative (F) is the same as the (poly)oxyalkylene derivative (C) described in the first embodiment.
• Either one or both of the first treatment agent and the second treatment agent further contain fatty acids (D).
• the fatty acid (D) is the same component as the fatty acid (A) explained in the first embodiment.
• the first treatment agent preferably has an acid value of 0.01 mgKOH/g or more and 60 mgKOH/g or less as detected by potentiometric titration.
• the acid value is within the above numerical range, emulsification failure of the first treatment agent can be suppressed. A method for measuring the acid value will be described later.
• the first treatment agent contains the organic phosphate ester compound (E) and the fatty acid (D), and the total content of the organic phosphate compound (E) and the fatty acid (D) is 100% by mass, It is preferable to contain the organic phosphate compound (E) in a proportion of 90% by mass or more and 99.999% by mass or less and the fatty acid (D) in a proportion of 0.001% by mass or more and 10% by mass or less. Furthermore, in that case, the first treatment agent contains 95% by mass or more and 99.999% by mass or less of the organic phosphate ester compound (E) and 0.001% by mass or more and 5% by mass or less of the fatty acid (D). Containing is more preferable.
• the first treatment agent contains the organic phosphate ester compound (E) and the fatty acid (D)
• the second treatment agent contains the (poly)oxyalkylene derivative (F) and the fatty acid (D)
• the organic phosphate compound (E) is 90% by mass or more and 99.999 It is preferable to contain the fatty acid (D) in a proportion of 0.001% by mass or more and 10% by mass or less.
• the first treatment agent contains 95% by mass or more and 99.999% by mass or less of the organic phosphate ester compound (E) and 0.001% by mass or more and 5% by mass or less of the fatty acid (D). Containing is more preferable.
• the action and effect of the first treatment agent of the second embodiment will be described.
• This embodiment has the following effects in addition to the effects of the first embodiment.
• the first treatment agent of the second embodiment contains an organic phosphoric ester compound (E) and is used in combination with a second treatment agent containing a (poly)oxyalkylene derivative (F). Either one or both of the first treatment agent and the second treatment agent further contain a fatty acid (D). Therefore, by adjusting the mixing ratio with the second treatment agent, the components of the obtained treatment agent can be easily adjusted. Moreover, since the first treatment agent can be stored separately from the second treatment agent, the formulation stability of the first treatment agent can be improved.
• the storage form of the first treatment agent is not particularly limited, it is preferably stored or stored in the form of an aqueous liquid.
• a third embodiment embodying the second treatment agent of the present invention will be described. The following description focuses on differences from the first and second embodiments.
• the second treatment agent of this embodiment contains the (poly)oxyalkylene derivative (F) described above. And it is used together with the 1st processing agent of 2nd Embodiment. In addition, one or both of the first treatment agent and the second treatment agent further contain the fatty acid (D) described above.
• the second treatment agent contains the (poly)oxyalkylene derivative (F) and the fatty acid (D), and the total content of the (poly)oxyalkylene derivative (F) and the fatty acid (D) is 100% by mass. , (poly)oxyalkylene derivative (F) in a proportion of 90% by mass or more and 99.999% by mass or less, and fatty acid (D) in a proportion of 0.001% by mass or more and 10% by mass or less. Furthermore, in that case, the second treatment agent contains 95% by mass or more and 99.999% by mass or less of the (poly)oxyalkylene derivative (F) and 0.001% by mass or more and 5% by mass or less of the fatty acid (D). It is more preferable to contain at
• the first treatment agent contains an organic phosphoric ester compound (E) and a fatty acid (D)
• the second treatment agent contains a (poly)oxyalkylene derivative (F) and a fatty acid (D). Even if it is contained, if the total content of the (poly)oxyalkylene derivative (F) and the fatty acid (D) in the second treatment agent is 100% by mass, the (poly)oxyalkylene derivative (F) It is preferable to contain 90% by mass or more and 99.999% by mass or less and the fatty acid (D) in a ratio of 0.001% by mass or more and 10% by mass or less.
• the second treatment agent contains 95% by mass or more and 99.999% by mass or less of the (poly)oxyalkylene derivative (F) and 0.001% by mass or more and 5% by mass or less of the fatty acid (D). It is more preferable to contain at
• the action and effect of the second treatment agent of the third embodiment will be described.
• This embodiment has the following effects in addition to the effects of the first and second embodiments.
• the second treatment agent of the third embodiment contains a (poly)oxyalkylene derivative (F). And it is used together with the 1st processing agent of 2nd Embodiment.
• one or both of the first treatment agent and the second treatment agent further contain the fatty acid (D) described above. Therefore, by adjusting the mixing ratio with the first treatment agent, the components of the resulting treatment agent can be easily adjusted.
• the second treatment agent can be stored separately from the first treatment agent, the formulation stability of the second treatment agent can be improved.
• the fiber treatment method of the present embodiment is characterized in that the fiber treatment agent of the first embodiment and a diluted solution of the fiber treatment agent containing water (hereinafter also referred to as the diluted solution) are applied to the fibers.
• the diluted solution is preferably prepared by adding the first treatment agent of the second embodiment and the second treatment agent of the third embodiment to water.
• the diluent is prepared by adding the first treating agent and a composition containing the first treating agent for fibers containing water (hereinafter also referred to as the composition containing the first treating agent) and the second treating agent to water. is more preferable.
• the mixing ratio of the first treatment agent and the second treatment agent can be arbitrarily changed. Therefore, even under different production conditions such as differences in production equipment or climate such as temperature and humidity, the mixing ratio of the first treatment agent and the second treatment agent is finely adjusted to always obtain the optimum spinning drawability.
• the method of treating the fiber is a method of applying the diluted liquid obtained as described above to the fiber, for example, in a spinning or drawing process, a finishing process, or the like.
• the non-volatile content is obtained from the mass of the absolute dry matter obtained by heat-treating the object at 105° C. for 2 hours to sufficiently remove volatile substances.
• the concentration of the first treating agent in the composition containing the first treating agent is, for example, 20% by mass or more, 25% by mass or more, 30% by mass or more, 35% by mass or more, 40% by mass. Above, 45% by mass or more, or 50% by mass or more.
• the concentration of the first treating agent in the composition containing the first treating agent is also, for example, 60% by mass or less, 50% by mass or less, 45% by mass or less, 40% by mass or less, 35% by mass or less, or 30% by mass or less. , or 25% by mass or less.
• a method of preparing the diluted solution is, for example, a method of adding the first treating agent or the composition containing the first treating agent and the second treating agent to water to make the non-volatile content concentration 0.01% by mass or more and 10% by mass or less. is used.
• Step 1 and Step 2 As the method of adding the first treating agent or the composition containing the first treating agent and the second treating agent to water, a known method can be appropriately employed, but it is preferable to pass through Step 1 and Step 2 below. . Such a method can further improve the stability of the diluent.
• step 1 a first treatment agent or a composition containing the first treatment agent and a second treatment agent are added to the first water, and a fiber treatment agent having a non-volatile content concentration of more than 2% by mass and 10% by mass or less is added.
• a fiber treatment agent having a non-volatile content concentration of more than 2% by mass and 10% by mass or less is added.
• the order in which the first treatment agent or composition containing the first treatment agent and the second treatment agent are added to the first water is not particularly limited. It may be added to the first water and then the second treatment agent added thereto, first the second treatment agent is added to the first water and then there is the first treatment agent or the first treatment agent Containing compositions may be added.
• the first treatment agent or the composition containing the first treatment agent and the second treatment agent may be added to the first water at the same time.
• the temperature of the water to be diluted is not particularly limited. From the viewpoint of improving the stability of the emulsion, it is preferable to first add the first treating agent or the composition containing the first treating agent to the first water and then add the second treating agent.
• step 1 20 to 70% by mass of water in the total amount of the first water is heated to 60 to 95° C., and the first treatment agent or the composition containing the first treatment agent and the second treatment are added thereto. After adding the agent, it is preferable to go through a step of further adding the remaining 30 to 80% by mass of the first water adjusted to 40° C. or lower. Such a method can further improve the stability of the diluent.
• the order in which the first treatment agent or composition containing the first treatment agent and the second treatment agent are added to the water is not particularly limited. and then the second treatment agent may be added thereto, the second treatment agent is first added to the water, and then the first treatment agent or the composition containing the first treatment agent is added thereto.
• the first treating agent or the composition containing the first treating agent and the second treating agent may be added to water at the same time. From the viewpoint of improving the stability of the emulsion, it is preferable to first add the first treating agent or the composition containing the first treating agent to water and then add the second treating agent.
• step 1 20 to 70% by mass of the total amount of the first water is heated to 60 to 95° C., the first treating agent or the composition containing the first treating agent is added thereto, A step of further adding the remaining 30 to 80% by mass of the first water adjusted to 40° C. or less and finally further adding the second treating agent may be performed.
• Such a method can further improve the stability of the diluent.
• Step 2 is a step of adding second water to the mother liquor of the diluted solution of the fiber treatment agent prepared in step 1 to prepare a diluted solution having a non-volatile content concentration of 0.01% by mass or more and 2% by mass or less.
• the type of fiber to which the diluent is applied is not particularly limited. This is because the fiber surface is finally covered with the fiber treatment agent by the diluent applied to the fiber, thereby improving the friction characteristics.
• the fibers to which the diluent is applied include synthetic fibers, natural fibers, regenerated fibers and the like.
• synthetic fibers are not particularly limited.
• polyamide fibers such as nylon 6 and nylon 66
• polyacrylic fibers such as polyacryl and modacrylic
• polyolefin fibers such as polyethylene and polypropylene
• natural fibers or regenerated fibers include cotton fibers, bleached cotton fibers, viscose rayon fibers, high strength rayon fibers, high strength rayon fibers, high wet elasticity rayon fibers, solvent spun rayon fibers, polynosic fibers, Cupra fiber, acetate fiber, and the like.
• it is preferably applied to polyester-based fibers or polyolefin-based fibers that particularly require interfiber frictional properties in the manufacturing process.
• fibers are not particularly limited, and examples include staple fibers, spun yarns, and non-woven fabrics. Although it can be applied to both short fibers and long fibers, it is preferably applied to short fibers. Short fibers generally correspond to staples and do not include long fibers generally called filaments. The length of the short fibers is not particularly limited as long as it corresponds to short fibers in this technical field, but is preferably 100 mm or less, for example. Among these, it is preferably applied to polyester staple fibers.
• the ratio of the diluent attached to the fibers it is preferable to attach the diluent to the fibers so that the final solid content is 0.1% by mass or more and 3% by mass or less. With such a configuration, the effect of each component can be effectively exhibited.
• the method of attaching the diluent is not particularly limited, and known methods depending on the type, form, application, etc. of the fiber, such as roller lubrication, guide lubrication using a metering pump, immersion lubrication, spray lubrication, and the like. can be adopted.
• the fibers to which the diluent has been applied may be dried using a known method. Solvents such as water are volatilized by the drying treatment, and fibers to which the components contained in the first treatment agent and the second treatment agent are attached are obtained.
• a method for preparing a diluent in the method for treating fibers of the present embodiment includes, for example, adding a first treating agent or a composition containing the first treating agent and a second treating agent to water, and is 0.01% by mass or more and 10% by mass or less. Therefore, when the mixture of the first treatment agent and the second treatment agent is in the form of an emulsion, the stability of the emulsion can be improved. In addition, by mixing the first treatment agent and the second treatment agent prepared in advance with water, a diluent in the form of fiber attachment can be prepared. can be prepared.
• the first treatment agent or the composition containing the first treatment agent and the second treatment agent are added to water, and a fiber treatment agent having a non-volatile content concentration of more than 2% by mass and 10% by mass or less is produced.
• the stability of the emulsion can be further improved through the step of preparing the mother liquor of the diluent. As a result, the effects of each component can be effectively exhibited without lowering the uniform adhesion of the components to the fibers.
• each processing agent, the first processing agent-containing composition, or the diluent of the above-described embodiments has a quality retention property of the processing agent, the first processing agent-containing composition, or the diluent within a range that does not impair the effects of the present invention. Therefore, other components such as solvents, stabilizers, antistatic agents, binders, antioxidants, ultraviolet absorbers, and the like, which are commonly used in processing agents, may be added.
• polyoxyethylene nonylphenyl ether is preferably contained in a small amount in the fiber treatment agent from the viewpoint of environmental characteristics. Specifically, it is preferably 1% by mass or less in the fiber treatment agent, more preferably not substantially contained. "Substantially free” means that polyoxyethylene nonylphenyl ether is not separately blended, and does not exclude small amounts of polyoxyethylene nonylphenyl ether contained as impurities in each raw material. . With the structure of the fiber treatment agent of the above embodiment, even if the fiber treatment agent contains a small amount of polyoxyethylene nonylphenyl ether, the fatty acid (A) can improve the friction characteristics.
• the organic phosphoric acid ester compound (B) obtained by the reaction of alcohol and phosphoric anhydride when used, the organic phosphoric acid ester compound contains 0.01% by mass or more of inorganic phosphoric acid as a by-product. It may contain 10% by mass or less.
• An organic phosphoric acid ester compound obtained by a known production method may be mixed with inorganic phosphoric acid at a ratio of, for example, 0.01% by mass or more and 5% by mass or less.
• adding a silicone composition further reduces the consumption during fiber production. It is preferable from the viewpoint of improvement of foamability and fiber spinning performance.
• Specific examples of the silicone composition are not particularly limited, but polydimethylsiloxane, polyoxyethylene-modified silicone and the like are preferable.
• step 2 is more preferable from the viewpoint of the stability of the diluent.
• Test category 1 preparation of treatment agent
• the processing agent was prepared by the following preparation method using each component shown in Tables 1 to 4.
• the type, number of carbon atoms, and number of hydroxy groups of the fatty acid (A) are shown in Table 1, "Fatty Acid (A)", “Number of Carbon”, and “Number of Hydroxy Groups”, respectively.
• B-1 to B-7 shown in Table 2 were used as organic phosphoric acid ester compounds (B).
• organic phosphate ester compound (B) The type of the organic phosphate ester compound (B) and the carbon number of the aliphatic alcohol residue are shown in the "organic phosphate compound (B)" column and the “carbon number of the aliphatic alcohol residue” column in Table 2, respectively. .
• Example 1 As shown in Table 3, potassium acetate (A-1) 0.1 parts, octadecyl phosphate potassium salt (B-1) 34.9 parts, polyoxyethylene (10 mol) lauryl ether (C-1) Each component was weighed to 65 parts. These were stirred and mixed to prepare the treatment agent of Example 1.
• Examples 2 to 54, Comparative Examples 1 to 3 The processing agents of Examples 2 to 54 and Comparative Examples 1 to 3 were prepared in the same manner as the processing agent of Example 1 so as to contain the respective components in the proportions shown in Tables 3 and 4.
• the type and content of the fatty acid (A), the type and content of the organic phosphoric acid ester compound (B), and the type and content of the (poly)oxyalkylene derivative (C) are shown in Tables 3 and 4 as "fatty acids ( A)” column, “Organic phosphate ester compound (B)” column, and “(Poly)oxyalkylene derivative (C)” column, respectively.
• Test category 3 (evaluation) For the treatment agents of Examples 1 to 54 and Comparative Examples 1 to 3, the wet friction properties of the fibers to which the diluent was attached and the card passability of the fibers to which the treatment agent was attached were evaluated according to the procedures described below. .
• a rectangular plate-shaped weight with a length of 30 mm, a width of 90 mm, a height of 45 mm, and a weight of 1 kg was prepared.
• a polyester spunbond nonwoven fabric having the same size as the bottom surface was attached to the bottom surface of the weight using double-sided tape.
• a weight was placed on the vat containing the above 0.35% diluent so that the bottom side to which the nonwoven fabric was adhered faced down.
• the friction characteristics between the fiber and the metal when wet were evaluated by the above method. Specifically, the above method was used to evaluate the frictional properties between the fiber and the metal roller during the spinning process and the drawing process. The evaluation of the friction properties was performed within 12 hours after preparing the 0.35% diluted solution.
• the fibers were dried in a hot air dryer at 80°C for 2 hours and then conditioned overnight in an atmosphere of 25°C and 65% RH to obtain polyester staple fibers to which the treatment agent had been adhered.
• a fiber web was produced by passing it through a miniature carding machine (manufactured by Takeuchi Seisakusho). Card passability was evaluated according to the following criteria based on the spinning amount and occurrence of neps or fluff in the fibrous web 20 seconds after all the raw cotton entered the carding machine. The evaluation results are shown in the "spinning property" column of Tables 3 and 4.
• the neps mean granular fiber lumps generated in the fiber web due to entanglement of fibers inside the carding machine.
• the fluff mentioned above means fibers blown up when fabricating a fibrous web.
• ⁇ Evaluation criteria for card passability ⁇ (good): when the amount of card passage is 98% or more, neps and fluff are hardly generated, and a good fiber web is obtained ⁇ (acceptable): the amount of card passage is good 95% or more and less than 98%, some neps and fluff are observed, but when a homogeneous fiber web is obtained ⁇ (improper): Card passing amount is less than 95%, fluff is observed during production , When many neps are observed in the fiber web Test category 4 (preparation of the first treatment agent, preparation of the first treatment agent-containing composition) As shown in Table 5, 0.3 parts of potassium acetate (A-1) as the fatty acid (D) and 99.7 parts of octadecyl phosphate potassium salt (B-1) as the organic phosphoric ester compound (E) Each component was weighed so that These were stirred and mixed to prepare a first treatment agent. Furthermore, it was mixed with water so as to have the
• each component was weighed so that the content ratios shown in Tables 5 and 6 were obtained. These were stirred and mixed to prepare a first treatment agent. Furthermore, by mixing with water so that the concentration shown in the "first treatment agent concentration” column of Tables 5 and 6, first treatment agent-containing compositions (I-2) to (I-57) were prepared.
• the acid value of the first treatment agent was calculated using the following formula with respect to the acid value of the composition containing the first treatment agent. That is, the acid value of the first treating agent was converted from the acid value of the composition containing the first treating agent.
• Test Category 6 Evaluation of Formulation Stability
• the composition containing the first treating agent or the second treating agent was stored at 25°C or 50°C for one week. After 1 week, the appearance was observed and evaluated according to the following criteria. That is, the evaluation of the formulation stability of the first treatment agent was performed using the composition containing the first treatment agent. The results of the evaluation are shown in Tables 5 and 6 in the "formulation stability" column.
• the method for preparing the diluted solution of the fiber treatment agent using the composition containing the first treatment agent and the second treatment agent is not particularly limited, and the following method can be employed, for example.
• the composition containing the first treatment agent prepared in test section 4 is added to half of the predetermined amount of deionized water heated to about 80° C. with stirring to dissolve completely.
• the second treatment agent prepared in Test Section 5 is added under stirring and completely dissolved.
• the heating is stopped, and the remaining half of the deionized water at about 25° C. is added at once and stirred until uniform.
• a diluted solution can be prepared.
• Example 55 Using the first treating agent-containing composition (I-1), the second treating agent (II-2), and deionized water, prepare a 5% diluted solution of the fiber treating agent of Example 55 by the method described above. bottom. Table 9 shows the mass ratio of the non-volatile matter of the composition containing the first treatment agent and the second treatment agent.
• Examples 56-108, Comparative Examples 4-6 In the same manner as in Example 55, using the first treating agent-containing composition, second treating agent, and ion-exchanged water shown in Table 9, Examples 56 to 108 and Comparative Examples 4 to 6 were prepared by the above method. A 5% dilution of the textile treatment was prepared.
• the wet friction properties of the fiber to which the diluted solution was attached and the card passability of the fiber to which the treatment agent was attached were evaluated in the same manner as in Example 1. bottom.
• the evaluation results are shown in the "manufacturing processability" column and the "spinning performance” column of Table 9, respectively.
• the fiber treatment agent of the present invention can improve wet frictional properties of fibers to which the fiber treatment agent is attached. It is possible to improve the card passability of the fiber to which the fiber treatment agent is attached.

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• 2021
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