WO2006040873A1 - 難燃性合成繊維、難燃繊維複合体及びそれを用いた布張り家具製品 - Google Patents
難燃性合成繊維、難燃繊維複合体及びそれを用いた布張り家具製品 Download PDFInfo
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- WO2006040873A1 WO2006040873A1 PCT/JP2005/014692 JP2005014692W WO2006040873A1 WO 2006040873 A1 WO2006040873 A1 WO 2006040873A1 JP 2005014692 W JP2005014692 W JP 2005014692W WO 2006040873 A1 WO2006040873 A1 WO 2006040873A1
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- 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
- D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
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- 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
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/48—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of halogenated hydrocarbons
Definitions
- the present invention relates to a textile product used for bedding such as a bed mattress and chairs, sofas, and other furniture that require a high level of flame retardancy, and has a very high carbonization ability that has been made highly flame retardant with a flame retardant.
- the present invention relates to a flame retardant synthetic fiber having a high flame retardancy that can be suitably used, a flame retardant fiber composite, a nonwoven fabric composed of the flame retardant fiber composite, and upholstered furniture products using them.
- flammable materials such as cotton polyester and urethane foam are often used on the inside and the surface for comfort and design at the time of use.
- the use of appropriate flame retardant materials in these products ensures that they have a high level of flame retardancy that prevents flames from flammable materials for a long period of time. is important.
- the flame retardant material must be one that does not impair the comfort and design of these bedding and furniture products.
- flammable materials such as cotton, urethane foam, polyester, etc. are used for comfort during use. It is important to prevent interference for a long time.
- the flameproof material must not impair the comfort and design of bedding such as mattresses and furniture such as chairs and sofas.
- polyester which is an inexpensive material
- polyester cannot become a carbonizing component, so when forcedly burned, it melts and has a hole, and the structure cannot be maintained.
- the cotton and urethane foam used for the bedding and furniture described above flared, and the performance was completely inadequate.
- a flame retardant fiber composite (Patent Document 1) that combines a highly flame retardant halogen-containing fiber to which a large amount of a flame retardant is added and another fiber that has not been flame retardant is used ,Proposed.
- Patent Document 2 is a highly flame-retardant fiber composite that can be used for work clothes by mixing a small amount of organic heat-resistant fiber. It has excellent texture and moisture absorption and has high flame resistance.
- the organic heat resistant fiber is generally colored, so the whiteness of the fabric is insufficient, and there is also a problem in coloring due to dyeing, and it is a flame retardant fiber composite having a design problem.
- a flame-retardant nonwoven fabric Patent Document 3 that is inherently flame-retardant and a halogen-containing fiber having a high bulk strength. If they are not used in combination, high flame retardancy cannot be obtained, the production process of the product becomes complicated, and organic heat-resistant fibers and fibers that are inherently flame retardant are generally expensive. There was a problem that it was disadvantageous in terms of cost.
- Patent Document 1 JP-A-61-89339
- Patent Document 2 JP-A-8-218259
- Patent Document 3 WO03Z023108
- the present invention is a problem that has been difficult to solve with conventional flame retardant materials, that is, a flame retardant compound that is suitably used for upholstered furniture products that have good workability, texture, and feel, and have good design properties
- the present invention was made in order to obtain synthetic fibers, flame retardant fiber composites, nonwoven fabrics comprising the flame retardant fiber composites, and upholstered furniture products using them.
- the inventors of the present invention include a flame retardant synthetic fiber containing 17 wt% or more of halogen in combination with a zinc compound, an antimony compound, and other inorganic compounds.
- a flame retardant synthetic fiber capable of obtaining a fiber product used for furniture, bedding, etc. that has flame retardancy that can withstand a long flame without compromising designability and has self-extinguishing properties. It was found that it can be obtained at low cost.
- the present inventors have found that the problems of workability and price, which were problems when using a heat-resistant fiber alone, can be improved, and have completed the present invention.
- a fiber that contains 17% by weight or more of a halogen-containing flame retardant synthetic fiber and a zinc compound, an antimony compound, and other inorganic compounds has good workability, texture, and touch, and has a good design. Furniture that requires a high level of flame retardancy as a result of the combination of high flame retardancy that maintains the fiber form after combustion by exhibiting extremely high carbonization and self-extinguishing properties during combustion without compromising
- a flame retardant synthetic fiber (A) capable of obtaining a textile product used for bedding, etc. and a flame retardant fiber composite comprising this and at least one kind of natural fiber and / or chemical fiber (B) are combined. It was found that it can be obtained.
- the present inventors have found that processability and price problems, which were problems when using heat-resistant fibers alone, can be improved, and have completed the present invention.
- the present invention relates to 3 to 50 parts by weight of a zinc compound, 0 to 30 parts by weight of an antimony compound, and other inorganic compounds 3 per 100 parts by weight of a polymer containing 17% by weight or more of a halogen atom.
- the polymerization strength acrylonitrile containing a halogen atom 17 wt% or more 30 to 70 weight 0/0, a halogen-containing Bulle and Z or halogen It is a flame retardant synthetic fiber (A) comprising 70 to 30% by weight of a contained vinylidene monomer and 0 to 10% by weight of a bure monomer copolymerizable therewith.
- the zinc compound contained in the flame retardant synthetic fiber (A) is selected from zinc, zinc oxide, zinc borate, zinc stannate, zinc carbonate, and the inorganic compound is kaolin, zeolite, montmorillonite, talc.
- Natural or synthetic mineral compounds such as perlite, bentonite, vermiculite, diatomaceous earth, graphite, aluminum compounds such as aluminum hydroxide, aluminum sulfate, aluminum silicate, magnesium hydroxide, magnesium oxide
- the present invention relates to a flame retardant fiber composite using 0 to 40 parts by weight of a polyester fiber as a flame retardant synthetic fiber (A), natural fiber, and Z or chemical fiber fiber (B), particularly a low melting point binder fiber.
- Sarasuko relates to these flame retardant fiber composite nonwoven fabrics, in particular flame retardant barrier nonwoven fabrics, and moreover, upholstered furniture using these flame retardant fiber composites, nonwoven fabrics, and flame shield barrier nonwoven fabrics.
- the fiber (A) used for the flame-retardant fiber composite means the above-described flame-retardant synthetic fiber.
- the flame-retardant synthetic fiber composite of the present invention and the interior fiber product obtained therefrom are excellent in design, such as texture, touch, and visual feeling, and processability, and maintain the fiber form even for a long flame. By doing so, it is possible to have high flame retardancy.
- the lower limit of the preferred halogen content in the polymer containing 17% or more of the halogen atom of the present invention is 20%, more preferably 26%, the upper limit is 86%, more preferably 73%, particularly preferably 48%. It is. When the halogen content is less than 17%, it is difficult to make the fiber flame retardant, which is not preferable.
- the upper limit of the halogen content is 86%, which is the halogen content of the vinylidene bromide homopolymer, and this value is the upper limit of the halogen content. In order to obtain a higher halogen content, it is necessary to increase the number of halogen atoms in the monomer, which is not technically practical.
- Examples of the polymer containing 17% or more of halogen atoms as described above include halogen atoms.
- Polymer containing monomer, containing halogen atom and monomer containing halogen atom, copolymer with monomer, polymer containing halogen atom and containing no halogen atom The ability to produce a mixture of a polymer, a monomer that does not contain a halogen atom, or a polymer that contains a halogen atom during or after the polymerization of the monomer or polymer, but is not limited thereto. .
- halogen atoms include, for example, chloride butyl, vinylidene chloride, butyl chloride, vinylidene bromide, butyl fluoride, vinyl fluoride.
- Homopolymers or copolymer of two or more halogen-containing bur or vinylidene monomers such as redene; acrylonitrile-butene chloride, acrylonitrile-vinylidene chloride, acrylonitrile-butene bromide, acrylonitrile-fluoride Bulle, acrylonitrile-salts Bulle-salts-biurydene, acrylonitrile-salts-bule-bulls, bromides, triaryl monochlorides-biurydene monobromides, acrylonitrile monosalts-biurydene monofluoride -Copolymers of halogen-containing bule or vinylidene monomers such as -redene and acrylonitrile; Chloro-tolyl and copolymerizable with one or more halogen-containing buyl or bismuthene monomers such as chlorobromide, bromobromide, vinylidene
- Copolymers with various bulle monomers Polymers obtained by adding and polymerizing halogen-containing compounds to Atari mouth-tolyl homopolymers; Halogen-containing polyesters; Copolymers of butyl alcohol and butyl chloride A polymer obtained by chlorination treatment of polyethylene, polychlorinated butyl, and the like, but is not limited thereto. Moreover, you may use the said homopolymer and copolymer suitably mixing.
- the polymer containing 17% by weight or more of the halogen atom is 30 to 70 parts by weight of acrylonitrile, 70 to 30 parts by weight of a halogen-containing bull and Z or halogen-containing vinylidene monomer, and a burr copolymerizable therewith.
- the resulting fiber has the desired performance (strength, flame retardancy, dyeability, etc.) and has a texture of acrylic fiber. Particularly preferred.
- bure monomers copolymerizable with them include acrylic acid and its esthesia. Tellurium, methacrylic acid, its ester, acrylamide, methacrylamide, vinyl acetate, beyl sulfonic acid, its salt, methallyl sulfonic acid, its salt, styrene sulfonic acid, its salt, 2 acrylamide-2-methylsulfonic acid, its salt One or more of them are used. Further, it is preferable that at least one of them is a sulfonic acid group-containing bulle monomer because dyeability is improved.
- Examples of the bure monomers copolymerizable therewith include acrylic acid, its ester, methacrylic acid, its ester, acrylamide, methacrylamide, vinyl acetate, vinyl sulfonic acid, its salt, and methallyl.
- Examples thereof include sulfonic acid, a salt thereof, styrene sulfonic acid, a salt thereof, 2 acrylamide-2-methylsulfonic acid, a salt thereof, and the like, and one or more of them are used. Further, it is preferable that at least one of them is a sulfonic acid group-containing bulle monomer because dyeability is improved.
- copolymer containing the halogen-containing bur monomer, the Z- or halogen-containing vinylidene monomer, and the unit of acrylonitrile force include, for example, 50 parts of vinyl chloride, acrylonitrile. Copolymer consisting of 49 parts, 1 part of sodium styrenesulfonate, 47 parts of vinylidene chloride, 51.5 parts of acrylonitrile, 1.5 part of copolymer of sodium styrenesulfonate, 41 parts of vinylidene salt Parts, acrylonitrile 56 parts, 2-acrylamide-2-sodium methyl sulfonate 3 parts. This can be obtained by known polymerization methods.
- Examples of zinc compounds used in the present invention include, but are not limited to, zinc, zinc oxide, zinc borate, zinc stannate, and zinc carbonate. There is no problem even if they are used in combination.
- the amount thereof used is 3 to 50 parts by weight, preferably 4 to 40 parts by weight, more preferably 5 to 30 parts by weight, based on 100 parts by weight of the polymer containing 17% or more of halogen atoms. If it is less than 3 parts by weight, the effect of carbonizing a polymer containing 17% or more of halogen atoms during combustion (carbonization effect) tends to decrease, and the necessary carbonization effect to obtain the desired high flame retardancy is obtained. I can't.
- the average particle size of the zinc compound is 3 m or less, which is a nozzle in the fiber production process in which the zinc compound component is added to the halogen-containing polymer. Preference is also given to avoiding problems such as clogging, improving the strength of the fiber, and dispersing the zinc compound component particles in the fiber. Furthermore, the zinc compound component can be used even if the particle surface is chemically modified to improve blocking properties.
- antimony compound examples include antimony oxide compounds such as antimony trioxide, antimony tetramonide, and antimony pentoxide, inorganic antimony compounds such as antimonic acid and salts thereof, and antimony oxychloride. Examples include, but are not limited to, compounds. Moreover, there is no problem even if these are used in combination.
- the amount is 0 to 30 parts by weight, preferably 0 to 25 parts by weight, and more preferably 0 to 20 parts by weight with respect to 100 parts by weight of the polymer containing 17% or more of halogen atoms. If the amount exceeds 30 parts by weight, the effect is saturated and the cost increases.
- the desired flame retardant performance may be achieved, but since the self-extinguishing effect is small, it is 3 parts by weight when used for applications that require a higher level of self-extinguishing effect. It is preferable to add more.
- Examples of the inorganic compound include kaolin, zeolite, montmorillonite, talc, perlite, bentonite, vermiculite, diatomaceous earth, graphite, and other natural or synthetic mineral compounds, hydroxyaluminum aluminum, aluminum sulfate, and aluminum silicate.
- examples thereof include, but are not limited to, aluminum compounds such as magnesium compounds, magnesium compounds such as magnesium hydroxide and magnesium oxide, and key compounds such as silicate and glass.
- the amount is 3 to 30 parts by weight, preferably 5 to 25 parts by weight, more preferably 7 to 20 parts by weight, based on 100 parts by weight of the polymer containing 17% or more of halogen atoms.
- the amount is less than 3 parts by weight, the amount of carbide remaining at the time of combustion is small so that a sufficient shape retention effect cannot be obtained. If the amount exceeds 30 parts by weight, the effect is saturated and the cost increases and the fiber manufacturing process This is not preferable because it may cause troubles such as nozzle clogging.
- the total amount of these zinc compounds, antimony compounds and other inorganic compounds is 15 to 110 parts by weight, preferably 17 parts by weight per 100 parts by weight of a polymer containing 17% or more of halogen atoms. Part to 70 parts by weight, more preferably 20 parts to 50 parts by weight. If it is less than 15 parts by weight, the amount of these additives is so small that it is difficult and desirable to obtain the intended high level of flame retardancy.
- the flame retardant synthetic fiber of the present invention may contain other additives such as an antistatic agent, a thermal coloring inhibitor, a light resistance improver, a whiteness improver, a devitrification agent, a colorant, and a flame retardant as necessary. An agent may be included.
- the flame-retardant synthetic fiber of the present invention is produced by a known production method such as a wet spinning method, a dry spinning method, a semi-dry semi-wet method, etc., using a polymer containing a halogen atom of 17% by weight or more.
- a solvent such as N, N-dimethylformamide, N, N-dimethylacetamide, acetone, or a rhodan salt aqueous solution, and then coagulated by being extruded into a coagulation bath through a nozzle. Washed with water, dried, stretched, heat treated, and if necessary, crimped and cut to obtain the product.
- the flame-retardant synthetic fiber of the present invention can be appropriately selected in the method of use, whether it is a short fiber or a long fiber. For example, to process it in combination with other natural fibers and organic fibers. Short fibers with a length of about 1.7 to 12 dtex and a cut length of about 38 to 128 mm are preferred in accordance with other natural fibers and chemical fibers used for fiber products, which are preferably similar to the fibers to be combined.
- the reason why the flame-retardant synthetic fiber of the present invention exhibits a highly excellent flame retardancy is considered as follows. Fibers containing 3 to 50 parts by weight of zinc compound, 0 to 30 parts by weight of antimony compound, and 3 to 30 parts by weight of other inorganic compounds with respect to 100 parts by weight of a polymer containing 17% or more of halogen atoms ( When A) is burned by another flame source, it can be easily combined with the halogen nuclear energy in the polymer released by the combustion of the polymer, the zinc compounds and antimony compounds contained in the fiber (A). Reacts to produce salty zinc and salty antimony compound, and hydrogen chloride when no antimony compound is contained.
- salt-antimony compound or hydrogen chloride is a low-boiling compound, and its gas is nonflammable. Therefore, it shuts off oxygen at the combustion site, suppresses combustion, and extinguishes fire (self-extinguishing effect).
- other inorganic compounds are not completely burned off during combustion, when the above-mentioned strong carbides are generated, the strength of the carbides is strengthened by staying in the carbides (form retention effect). .
- the fiber (A) has a carbonization effect, a self-extinguishing effect, and a shape retention effect, so that it burns. After that, it retains its shape in the form of carbide without collapsing the fiber shape, and also has a self-extinguishing effect, so the flame is cut off and further flame spread is suppressed, resulting in a highly superior flame retardancy. Show.
- the natural fiber and Z or chemical fiber (B) used in the present invention are for imparting excellent texture, touch, design, product strength, washing resistance and durability to the flame retardant fabric of the present invention.
- it is a component that improves workability when using a flame-retardant nonwoven fabric for bedding and furniture.
- the natural fiber include plant fibers such as cotton and hemp, animal fibers such as wool, raft, goat wool, and silk, and specific examples of biological fibers.
- recycled fiber such as viscose rayon fiber and cupra fiber, recycled fiber such as acetate fiber, or synthetic fiber such as nylon fiber, polyester fiber, polyester-based low melting point binder fiber, acrylic fiber, etc. It is not limited.
- These natural fibers and organic fibers can be used alone as flame retardant synthetic fiber (A), or more than two types can be used as flame retardant synthetic fiber (A).
- the polyester-based fiber generates a melt upon combustion, and the carbonized layer formed by the flame-retardant nonwoven fabric is strengthened by covering the flame-retardant nonwoven fabric, and is thus resistant to intense flames.
- a polyester-based low-melting point Inder fiber is used, a simple hot-melt bonding method can be employed when forming a nonwoven fabric.
- Polyester-based low-melting point binder fibers may be low-melting point polyester single-type fibers, polyester Z low-melting point polypropylene, low-melting point polyethylene, parallel-type or core-sheath type composite fibers that have low-melting point polyester strength!
- the melting point of low-melting polyester is approximately 110-200 ° C
- the melting point of low-melting polypropylene is approximately 140-160 ° C
- the melting point of low-melting polyethylene is approximately 95-130 ° C, approximately 110-200 °.
- the flame retardant synthetic fiber (A) is 10 parts by weight or more, and the natural fiber and Z or chemical fiber (B) is 90 parts by weight or less.
- the mixing ratio is determined by the water absorption, texture, moisture absorption, touch, design, product strength, resistance to flame resistance required for the final product manufactured from the flame retardant nonwoven fabric obtained. It is determined according to the quality such as washability and durability.
- synthetic fibers 95-10 parts by weight, preferably 60-20 parts by weight, natural fibers and Z or chemical fibers
- B 5-90 parts by weight, preferably 80-40 parts by weight. Combined to be 100 parts by weight.
- the hot melt bonding method it is preferable that at least 10 parts by weight of polyester-based low-melting-point noder fibers are used as natural fibers and Z or chemical fibers (B).
- the amount of the flame retardant synthetic fiber (A) is less than 10 parts by weight, in order to prevent flames from being applied to cotton or urethane foam used for bedding or furniture when exposed to intense U flame for a long time. Therefore, it is difficult to obtain the desired high flame retardancy because the formation of the carbonized layer is insufficient and the self-extinguishing property is poor.
- the flame retardant fiber composite of the present invention is a composite of the fibers (A) and (B) as described above, a fabric knitted fabric, a fabric such as a nonwoven fabric, a collection of fibers such as a sliver and a web, and spinning. It is of a form such as a string or a string such as a yarn or a mixed yarn'twisted yarn, a braided string, a braided string or the like
- the term "combined” refers to obtaining a fabric containing fibers (A) and (B) by various methods to obtain a predetermined ratio, and the stages of blending, spinning, twisting, weaving and knitting It means to combine each fiber and thread.
- the flame retardant fiber composite of the present invention is suitably used as a nonwoven fabric for a flame shielding barrier.
- the flame-shielding barrier here means that when the flame-retardant nonwoven fabric is exposed to flame, the flame-retardant nonwoven fabric is carbonized while maintaining the fiber form to shield the flame, and the flame moves to the opposite side.
- a fire is prevented.
- flames can be prevented from igniting the internal structure and damage can be minimized.
- Non-woven fabric production methods such as the jet method, needle punch method, stitch bond method, etc. can be used. After blending a plurality of types of fibers, the fibers are opened with a card, and the web is produced. It is created by. From the viewpoint of simplicity of the apparatus, it is preferable to use a one-punch punch method or a polyester-based low-melting-point binder fiber because it is generally manufactured by a hot melt bonding method and has high productivity, but is not limited thereto.
- the flame retardant fiber composite of the present invention may contain an antistatic agent, a thermal coloring inhibitor, a light fastness improver, a whiteness improver, a devitrification preventive agent, and the like as necessary. There is no problem with coloring or dyeing with dyes or pigments.
- the flame retardant fiber composite of the present invention thus obtained has desired flame retardancy, and has excellent characteristics such as texture, touch, moisture absorption, and design.
- the upholstered furniture of the present invention relates to bedding such as a bed mattress, a chair, a sofa, a vehicle seat, and the like upholstered by the above-described flame-retardant fiber composite.
- the bed mattress for example, a pocket coil mattress in which a metal coil is used, a box coil mattress, or a mattress in which an insulator in which styrene or urethane resin is foamed is used is used. is there. Since the flame retardancy by the flame retardant composite used in the present invention is exhibited, it is possible to prevent the spread of the fire to the structure inside the mattress. A mattress with excellent texture and feel can be obtained.
- the surface fabric may be used in the form of woven fabric or knit, or the surface fabric and the internal structure such as urethane foam. Or it may be sandwiched between stuffed cotton in the form of woven fabric, knit, or nonwoven fabric.
- the fabric made of the flame retardant fiber composite of the present invention may be used instead of the conventional surface fabric.
- the surface fabric may be sandwiched in a manner that two sheets are stacked, or the internal structure is woven of the flame-retardant fiber composite of the present invention. It may be covered with cloth or knit.
- the flame retardant fiber of the present invention When the fabric is sandwiched between the surface fabric and the internal structure as a flame shielding barrier cloth, the flame retardant fiber of the present invention must be disposed on the entire internal structure, and at least the portion in contact with the surface fabric outside the internal structure. A non-woven fabric made of a composite is covered, and the surface fabric is stretched over it.
- the flame retardant fiber composite of the present invention has excellent characteristics, that is, highly excellent flame retardancy, texture, and touch. Upholstered furniture products having excellent properties such as hygroscopicity and design can be obtained.
- the present invention will be described in more detail with reference to examples. However, the present invention is not limited to the examples.
- the flame retardance of the fiber in an Example was measured and judged as follows. Comprehensive judgment is based on the flame retardancy evaluation test (LOI value, flame retardancy of nonwoven fabric, potato fire extinguishing time), residual rate during heating, and the results of these four methods. did.
- the fiber prepared according to the following production example was opened using a roller card, and then a nonwoven fabric having a basis weight of 300 gZm2, length 20 cm ⁇ width 20 cm was formed by a needle punch method.
- thermogravimetric apparatus (TGZDTA220 manufactured by Seiko Inn Sturmen Co., Ltd., used gas: air, gas flow rate: 200 mlZmin, heating rate: 3 ° CZmin).
- the initial weight was 100%, and the weight of the residue (carbide) at 500 ° C was expressed as a ratio. The larger the number, the greater the amount of residue (carbide). (Measurement method of halogen content in fiber)
- the resulting copolymer was subjected to elemental analysis on C, H, and N elements using an elemental analyzer (CHN coder MT-5 manufactured by Yanaco Co., Ltd.), and N atoms derived from acrylonitrile.
- the acrylonitrile component content in the polymer was determined from the N atom content. Furthermore, assuming that the total amount of p-sodium styrenesulfonate was copolymerized, the remainder was determined as a component derived from a halogen monomer, and the halogen content in the halogen-containing copolymer obtained by calculation was determined.
- Zinc oxide (3 types of zinc oxide manufactured by Sakai Chemical Co., Ltd.) and antimony compound trioxide
- kaolin Kaolin ASP170 manufactured by Engelnode
- aluminum hydroxide was added to prepare a spinning dope.
- This spinning stock solution was extruded into a 50% aqueous solution of dimethylformamide using a nozzle with a nozzle hole diameter of 0.10 mm and a hole number of 1000 holes, washed with water, dried at 120 ° C, stretched 3 times, and then further 150 A halogen-containing fiber was obtained by heat treatment at ° C for 5 minutes and further cutting.
- the obtained fiber was a fine fiber having a fineness of 5.6 dtex and a cut length of 5 lmm.
- Copolymer consisting of 49% acrylonitrile, 50.5% salt butyl, and 0.5% sodium p-styrene sulfonate (halogen atom ratio: 34%) in dimethylformamide so that the concentration of the resin is 30%
- Zinc oxide 3 types of zinc oxide manufactured by Sakai Chemical Co., Ltd.
- antimony compound are added as zinc compounds in the amounts shown in Tables 3 and 4 with respect to the weight of the fat in the obtained solution.
- As an inorganic compound kaolin (Kaolin ASP170 manufactured by Engelnode Co.) or aluminum hydroxide was added to prepare a spinning dope.
- This spinning dope was extruded into a 50% dimethylformamide aqueous solution using a nozzle with a nozzle hole diameter of 0.10 mm and a hole number of 1000 holes, washed with water, dried at 120 ° C, then stretched 3 times, and further 130 ° Heat treated with C for 5 minutes, further cut to contain halogen Fiber was obtained.
- the obtained fiber was a fine fiber with a fineness of 5.6 dtex and a cut length of 5 lmm.
- a halogen-containing fiber was prepared by adding zinc oxide as the zinc compound, antimony trioxide as the antimony compound, and kaolin as the other inorganic compound in the amounts shown in Table 1.
- the residual rate at the time of combustion was evaluated and evaluated by thermogravimetry. The results are shown in Table 1.
- Example 4 also has a high degree of flame retardancy, but Example 3 has the same amount of zinc oxide and kaolin as Example 4. It can be seen that the fire time is shorter and the flame retardancy is higher.
- Comparative Example 1 has the same amount of antimony trimonide and antimony and the same amount as Example 1. Since there is no kaolin, a good carbonized layer cannot be formed, and holes are not formed in the nonwoven fabric. In addition, the LOI value and the residual rate at the time of heating were low, so the comprehensive judgment was rejected.
- Comparative Example 2 the amount of antimony trioxide and the total amount of additives was the same as in Example 1, but since there was no acid zinc, a good carbonized layer could not be formed, and the nonwoven fabric had holes. In addition, since the LOI value and the residual rate during heating were low, the comprehensive judgment was rejected.
- Example 8 also has a high degree of flame retardancy, but Example 7 contains the same amount of acid, zinc, and aluminum hydroxide as in Example 8 and contains antimony trimonate and antimony. Therefore, it can be seen that the fire extinguishing time is shorter and it has higher flame retardancy.
- Comparative Example 4 the amount of antimony trioxide and the total amount of additives is the same as in Example 4. Since there is no zinc oxide and zinc, a good carbonized layer cannot be formed, and there are no holes in the nonwoven fabric. As a result, the overall rate at the time of combustion was low and the overall judgment failed.
- Comparative Example 5 since the total amount of zinc oxide and hydroxide and aluminum content is small, a good carbonized layer cannot be formed, and a hole is formed in the nonwoven fabric, which has a high flame retardancy. The overall judgment was rejected.
- Table 2 shows the flame retardancy evaluation test results of Examples 5 to 9 and Comparative Examples 4 and 5.
- Comparative Example 6 has the same amounts of antimony trimonide and antimony and kaolin as in Examples 9 and 10, but because there was no acid zinc, a good carbonized layer could not be formed. Since the non-woven fabric had holes and the residual rate during heating was low, the overall judgment failed. Table 3 shows the results of the flame retardancy evaluation tests of Examples 10 and 11 and Comparative Example 6.
- Comparative Example 7 had the same amount of antimony trimonate and kaolin as Examples 11 and 12, but because there was no acid zinc, a good carbonized layer could not be formed. Since the non-woven fabric had holes and the residual rate during heating was low, the overall judgment failed. Table 4 shows the flame retardancy evaluation test results of Examples 12 and 13 and Comparative Example 7.
- the flame retardance of the fiber in an Example was measured as follows using the nonwoven fabric.
- For flame retardant synthetic fibers use flame retardant evaluation method 1; for flame retardant fiber composites, use flame retardant evaluation method 2; for fabric products and furniture products, use flame retardant evaluation method 3 . And evaluated. These include surface fabrics such as bed mattresses, chairs, and sofas, and interior structures. This is a simple evaluation method based on the image of preventing the ignition of the internal structure in the event of a fire by sandwiching the flame retardant nonwoven fabric of the present invention between urethane foam, stuffed cotton or the like, which is a structure. In the case of Flame Retardancy Evaluation Method 2, comprehensive evaluation was performed considering flame retardant evaluation and workability evaluation. ⁇ for pass, X for fail.
- a nonwoven fabric having a basis weight of 200 g / m 2 and a basis weight of 20 cm ⁇ width 20 cm was prepared by a needle punching method and used as a nonwoven fabric for flame retardancy evaluation test.
- the evaluation was carried out with ⁇ , when there was no hole penetrating the carbonized film, or when there was no crack, and X when there was a hole or crack.
- ⁇ or ⁇ is a pass.
- a nonwoven fabric having a basis weight of 200 gZm 2 , a weight of 45 cm ⁇ width of 30 cm was prepared by a needle punch method.
- urethane foam length 45cm X width 30cm, thickness 53mm
- polyester nonwoven fabric of the same size mesh weight 300g / m 2
- polyester fabric mesh weight 120g / m 2
- Stapler registered trademark
- T 603 The combustion test method for a bed in California, USA In Technical Bulletin 603 (hereinafter referred to as T 603), the test was performed in accordance with the bed top surface test method. That is, a horizontal scissors-shaped burner was set 39 mm from the upper surface of the sample, and an indirect flame was burned for 70 seconds under conditions of gas pressure 101 KPa and gas flow rate 12.9 LZ using propane gas as the combustion gas.
- ⁇ when there is no hole through the carbonized film, or when there is no crack, ⁇ , there is a hole or crack and the bottom Evaluation was made with X when the urethane foam was exposed. ⁇ or ⁇ is a pass.
- Zinc oxide (3 types of zinc oxide manufactured by Sakai Chemical Co., Ltd.), Antimony As a compound, antimony trioxide and kaolin (Kaolin ASP170 manufactured by Engelhard Inc.) or aluminum hydroxide as an inorganic compound were added to prepare a spinning dope.
- This spinning dope was extruded and coagulated in a 50% dimethylformamide aqueous solution using a nozzle with a nozzle hole diameter of 0.10 mm and a hole number of 1000 holes, then washed with water, dried at 120 ° C, and then stretched 3 times. Then, a halogen-containing fiber was obtained by further heat treatment at 150 ° C. for 5 minutes and further cutting. The obtained fiber had a fineness of 5.6 dtex and was a short fiber having a cut length of 51 mm.
- Copolymer consisting of 49% acrylonitrile, 50.5% salt butyl, and 0.5% sodium p-styrene sulfonate (halogen atom ratio: 34%) in dimethylformamide so that the concentration of the resin is 30% Zinc oxide (3 types of zinc oxide manufactured by Sakai Chemical Co., Ltd.), antimolybdenum was added as a zinc compound in the addition amount shown in Tables 3 and 4 with respect to the weight of the resin in the obtained resin solution.
- An antimony trioxide as a phosphine compound and kaolin (Kaolin ASP170 manufactured by Engelnode Co.) or an aluminum hydroxide as an inorganic compound were added to prepare a spinning dope.
- This spinning dope was extruded into a 50% dimethylformamide aqueous solution using a nozzle with a nozzle hole diameter of 0.10 mm and a hole number of 1000 holes, washed with water, dried at 120 ° C, then stretched 3 times, and further 130 ° A halogen-containing fiber was obtained by heat treatment with C for 5 minutes and further cutting.
- the obtained fiber was a fine fiber with a fineness of 5.6 dtex and a cut length of 5 lmm.
- a halogen-containing fiber was prepared by adding zinc oxide as the zinc compound, antimony trioxide as the antimony compound, and kaolin as the other inorganic compound in the amounts shown in Table 5, and the resulting halogen-containing fiber and polyester fiber. (6.6 dtex, cut length 51 mm) and rayon fiber (1.5 dtex, cut length 38 mm) were prepared in accordance with the flame retardant evaluation method 1 and a non-woven fabric with a specified percentage force was prepared. The results are shown in Table 5.
- Comparative Example 12 the flame-retardant property is good because the proportion of the halogen-containing fiber is 100%, but because it does not contain natural fiber and Z or chemical fiber, there is a problem in the processability during the production of the nonwoven fabric. It was observed.
- Table 5 shows the flame retardancy evaluation test results of Examples 14 to 19 and Comparative Examples 8 to 11.
- Example 1 4 2 0 1 0 2 0 5 0 8 0 0 2 0 ⁇ ⁇ ⁇ ⁇
- a norogen-containing fiber was prepared by adding zinc oxide as a zinc compound, antimony trioxide as an antimony compound, and aluminum hydroxide as an inorganic compound in amounts shown in Table 6.
- a non-woven fabric with a predetermined proportion of halogen-containing fiber, polyester fiber (6.6 dtex, cut length 51 mm), rayon fiber (1.5 dtex, cut length 38 mm), and cotton fiber was prepared. Carried out. The results are shown in Table 6.
- Comparative Examples 12 to 14 the total amount of the flame retardant is the same as that in Example 14, but Comparative Example 12 does not contain the zinc-containing compound acid-zinc. A good carbonized film could not be formed, and holes were formed in the nonwoven fabric.
- Comparative Example 14 the flame-retardant property is good because the proportion of the halogen-containing fiber is 100%, but it does not contain natural fiber and Z or chemical fiber, so there is a problem in the workability at the time of making the nonwoven fabric. It was observed.
- Table 6 shows the flame retardancy evaluation test results of Examples 20 to 27 and Comparative Examples 12 to 14.
- a halogen-containing fiber was prepared by adding zinc oxide as the zinc compound, antimony triacid as the antimony compound, and kaolin as the other inorganic compound in the amounts shown in Table 7, and the resulting halogen-containing fiber and polyester fiber. (6.6 dtex, cut length 51 mm) and rayon fiber (1.5 dtex, cut length 38 mm) were made into non-woven fabrics with the specified percentage force, and implemented according to Flame Retardancy Evaluation Method 2. The results are shown in Table 7.
- Comparative Example 15 the amount of antimony compound and the amount of kaolin are the same as in Examples 28 to 30. Since the zinc-containing compound acid-zinc is not included, a good carbonized film cannot be formed. There was a hole in the nonwoven fabric. Table 7 shows the flame retardancy evaluation test results of Examples 28 to 30 and Comparative Example 15.
- Example 2 1 5 1 0 2 0 4 5 4 0 4 0 2 0 ⁇ ⁇ ⁇
- a norogen-containing fiber was prepared by adding zinc oxide as the zinc compound, antimony trioxide as the antimony compound, and aluminum hydroxide as the other inorganic compound in the amounts shown in Table 8.
- a non-woven fabric with a predetermined proportion of halogen-containing fiber, polyester fiber (6.6 dtex, cut length 51 mm), and rayon fiber (1.5 dtex, cut length 38 mm) was prepared and conducted according to Flame Retardancy Evaluation Method 2. The results are shown in Table 8.
- Comparative Example 16 the amount of antimony compound and the amount of kaolin are the same as in Examples 18 to 20. Power Zinc-containing compound acid-zinc is not included, so a good carbonized film cannot be formed. There was a hole in the nonwoven fabric. Table 8 shows the results of flame retardancy evaluation tests of Examples 31 to 33 and Comparative Example 16.
- Example 3 1 1 5 1 0 2 0 4 5 4 0 4 0 2 0 ⁇ ⁇ ⁇ 3 2 1 5 1 0 2 0 4 5 2 0 6 0 2 0 ⁇ ⁇ ⁇ 3 3 1 5 1 0 2 0 4 5 2 0 4 0 4 0 ⁇ ⁇ ⁇ Comparative example 1 6 0 1 0 2 0 3 0 4 0 4 0 2 0 X ⁇ X
- a halogen-containing fiber was prepared by adding zinc oxide as the zinc compound, antimony triacid as the antimony compound, and kaolin as the other inorganic compound in the amounts shown in Table 9.
- a non-woven fabric in which fiber, polyester fiber (6.6 dtex, cut length 51 mm), rayon fiber (1.5 dtex, cut length 38 mm) has a specified percentage force was prepared and carried out based on Flame Retardancy Evaluation Method 3. The results are shown in Table 9.
- Comparative Example 17 the amount of antimony compound and the amount of kaolin are the same as in Examples 33 to 35. Since the zinc-containing compound acid-zinc is not included, a good carbonized film cannot be formed. Flaming into urethane foam. Table 9 shows the results of the flame retardancy evaluation tests of Examples 34 to 36 and Comparative Example 17.
- a non-woven fabric in which a rayon fiber (1.5 dtex, cut length 38 mm) has a predetermined percentage force was prepared and carried out based on Flame Retardancy Evaluation Method 3. The results are shown in Table 10.
- Comparative Example 18 the amount of antimony compound and the amount of kaolin are the same as in Examples 37 to 38. Power Zinc-containing compound acid-zinc is not included, and therefore a good carbonized film cannot be formed. Flaming into urethane foam. Table 10 shows the results of the flame retardancy evaluation tests of Examples 37 to 39 and Comparative Example 18.
- Example 3 7 1 5 1 0 2 0 4 5 4 0 4 0 2 0 ⁇ 3 8 5 1 0 2 0 3 5 4 0 4 0 2 0 ⁇ 3 9 1 0 5 2 0 3 5 4 0 4 0 2 0 ⁇ Comparative example 1 8 0 1 0 2 0 3 0 4 0 4 0 2 0 X
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Nonwoven Fabrics (AREA)
- Multicomponent Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE602005024423T DE602005024423D1 (de) | 2004-10-08 | 2005-08-10 | Flammhemmende synthetische faser, flammhemmender faserkomposit sowie damit hergestelltes polstermöbel |
AT05770521T ATE486160T1 (de) | 2004-10-08 | 2005-08-10 | Flammhemmende synthetische faser, flammhemmender faserkomposit sowie damit hergestelltes polstermöbel |
JP2006540842A JPWO2006040873A1 (ja) | 2004-10-08 | 2005-08-10 | 難燃性合成繊維、難燃繊維複合体及びそれを用いた布張り家具製品 |
EP05770521A EP1798318B1 (en) | 2004-10-08 | 2005-08-10 | Flame-retardant synthetic fiber, flame-retardant fiber composite, and upholstered furniture product made with the same |
Applications Claiming Priority (4)
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JP2004296443 | 2004-10-08 | ||
JP2004-296443 | 2004-10-08 | ||
JP2004299406 | 2004-10-13 | ||
JP2004-299406 | 2004-10-13 |
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WO2006040873A1 true WO2006040873A1 (ja) | 2006-04-20 |
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PCT/JP2005/014692 WO2006040873A1 (ja) | 2004-10-08 | 2005-08-10 | 難燃性合成繊維、難燃繊維複合体及びそれを用いた布張り家具製品 |
Country Status (5)
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EP (1) | EP1798318B1 (ja) |
JP (1) | JPWO2006040873A1 (ja) |
AT (1) | ATE486160T1 (ja) |
DE (1) | DE602005024423D1 (ja) |
WO (1) | WO2006040873A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009093562A1 (ja) * | 2008-01-21 | 2009-07-30 | Kaneka Corporation | 難燃性繊維、難燃性繊維シート及びそれらの製造方法 |
CN105113286A (zh) * | 2015-07-28 | 2015-12-02 | 太仓市宝明化纤有限公司 | 一种高固色高阻燃的涤纶织物的染整工艺 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10400356B2 (en) | 2009-10-13 | 2019-09-03 | Lenzing Aktiengesellschaft | Flame-retardant lyocell fibers and use thereof in flame barriers |
WO2011137213A2 (en) | 2010-04-30 | 2011-11-03 | Drifire, Llc | Fiber blends for garments with high thermal, abrasion resistance, and moisture management properties |
EP2896634B1 (en) * | 2014-01-16 | 2016-05-04 | Formosa Plastics Corporation | Method for preparing a flame retardant modified acrylonitrile-based copolymer and a flame retardant fibrous material |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4962731A (ja) * | 1972-10-18 | 1974-06-18 | ||
JPS5024531A (ja) * | 1973-07-06 | 1975-03-15 | ||
JPS5328728A (en) * | 1976-08-24 | 1978-03-17 | Kanegafuchi Chem Ind Co Ltd | Acrylic fibers having good flame retardancy |
JPS6189339A (ja) * | 1984-10-05 | 1986-05-07 | 鐘淵化学工業株式会社 | 複合難燃繊維 |
JPH101821A (ja) * | 1996-06-12 | 1998-01-06 | Kanegafuchi Chem Ind Co Ltd | ハロゲン含有繊維およびそれを用いた難燃繊維複合体 |
JP2003096619A (ja) * | 2001-09-25 | 2003-04-03 | Kanebo Ltd | アクリル系合成繊維及びその繊維複合体 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3983290A (en) * | 1974-09-03 | 1976-09-28 | Stauffer Chemical Company | Fire retardant polyvinyl chloride containing compositions |
US3985706A (en) * | 1975-03-24 | 1976-10-12 | The Firestone Tire & Rubber Company | Smoke-retardant for chlorinated polyethylene and vinyl chloride polymers |
US5342874A (en) * | 1989-07-21 | 1994-08-30 | Alcan International Limited | Flame retardant polymer formulation |
JP3004107B2 (ja) * | 1991-11-26 | 2000-01-31 | 鐘淵化学工業株式会社 | 難燃繊維複合体 |
WO2001032968A1 (fr) * | 1999-11-04 | 2001-05-10 | Kaneka Corporation | Tissu allie ignifuge |
-
2005
- 2005-08-10 WO PCT/JP2005/014692 patent/WO2006040873A1/ja active Application Filing
- 2005-08-10 EP EP05770521A patent/EP1798318B1/en active Active
- 2005-08-10 AT AT05770521T patent/ATE486160T1/de not_active IP Right Cessation
- 2005-08-10 JP JP2006540842A patent/JPWO2006040873A1/ja not_active Withdrawn
- 2005-08-10 DE DE602005024423T patent/DE602005024423D1/de active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4962731A (ja) * | 1972-10-18 | 1974-06-18 | ||
JPS5024531A (ja) * | 1973-07-06 | 1975-03-15 | ||
JPS5328728A (en) * | 1976-08-24 | 1978-03-17 | Kanegafuchi Chem Ind Co Ltd | Acrylic fibers having good flame retardancy |
JPS6189339A (ja) * | 1984-10-05 | 1986-05-07 | 鐘淵化学工業株式会社 | 複合難燃繊維 |
JPH101821A (ja) * | 1996-06-12 | 1998-01-06 | Kanegafuchi Chem Ind Co Ltd | ハロゲン含有繊維およびそれを用いた難燃繊維複合体 |
JP2003096619A (ja) * | 2001-09-25 | 2003-04-03 | Kanebo Ltd | アクリル系合成繊維及びその繊維複合体 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009093562A1 (ja) * | 2008-01-21 | 2009-07-30 | Kaneka Corporation | 難燃性繊維、難燃性繊維シート及びそれらの製造方法 |
CN105113286A (zh) * | 2015-07-28 | 2015-12-02 | 太仓市宝明化纤有限公司 | 一种高固色高阻燃的涤纶织物的染整工艺 |
Also Published As
Publication number | Publication date |
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ATE486160T1 (de) | 2010-11-15 |
EP1798318B1 (en) | 2010-10-27 |
EP1798318A1 (en) | 2007-06-20 |
EP1798318A4 (en) | 2008-07-30 |
JPWO2006040873A1 (ja) | 2008-05-15 |
DE602005024423D1 (de) | 2010-12-09 |
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