JP2011246847A - Deodorant fiber and thread, clothing, bedclothing, interior product and industrial material comprising the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fiber with excellent deodorizing property and a fiber-based product comprising the same using an extract from a perennial plant that can be cultivated for a short period.SOLUTION: A deodorant fiber comprises the extract from sansevieria contained in or adhered to the fiber. The fiber-based product includes a thread, clothing, bedclothing, interior product, industrial material, etc., comprising the deodorant fiber.

Description

  The present invention relates to a deodorant fiber and a processed product thereof, and more particularly, to a deodorant using an extract from Sansevieria that can be cultivated in a short period of time without fear of destroying the environment such as forests. The present invention relates to excellent fibers, and yarns, clothing, bedding products, interior products, and industrial materials made of the fibers.

  As this type of deodorant fiber, for example, a fiber using hinokitiol which is an extract from the cypress family is widely known.

  For example, an antibacterial rayon fiber obtained by adding a solution in which hinokitiol is dissolved in a mixed solvent of methanol and a dilute alkaline solution to viscose and mixing and then coagulating and regenerating by spinning solution has been proposed (for example, Patent Document 1). ).

  In addition, a sustained release organic antibacterial deodorant and insecticide in which hinokitiol and plant extract are encapsulated in an inorganic porous fine particle base body, and an inorganic antibacterial deodorant and insecticide composed of zeolite or silica supporting metal ions as a resin binder A kotatsu futon has been proposed that incorporates a sheet that has been dispersed and applied to a non-woven fabric and subjected to antibacterial, deodorant and insect repellent treatment (for example, Patent Document 2).

Japanese Patent Laid-Open No. 9-119016 Japanese Patent Laid-Open No. 9-119071

The above-mentioned hinokitiol is extracted from cypress family trees such as forest hiba, Taiwan cypress, asunalo, etc., is also approved as a preservative for food additives, and is excellent in safety.
However, it takes several decades for these trees to grow, and they are frequently used as building materials, and such expensive and valuable wood resources are used as fiber insect repellents and antibacterial agents. This is not an effective use of resources.

In addition, the expansion of uses other than the original use of building materials also leads to waste of valuable forest resources. Furthermore, these trees absorb and fix a large amount of CO ₂ from the atmosphere during growth and contribute greatly to the construction of a low-carbon society that stops global warming. It becomes a cause to hinder the realization of society.

  In view of such circumstances, the present invention is an extract from Sansevieria that is useful as a building material and the like, and does not use forest resources that contribute greatly to the construction of a low-carbon society. It is an object of the present invention to provide fibers having excellent deodorizing properties, and yarns, clothing, bedding products, interior products, and industrial materials made of the fibers.

  That is, the first feature of the present invention includes a deodorant fiber characterized by containing or attaching an extract from Sansevieria to the fiber.

  The second feature of the present invention includes a filler characterized by comprising the above deodorant fiber.

  The third feature of the present invention includes solid cotton characterized by comprising the above-mentioned deodorant fiber.

  A fourth feature of the present invention includes a yarn comprising the above deodorant fiber.

  The fifth feature of the present invention includes a fabric comprising the above-described yarn.

  A sixth feature of the present invention is a garment characterized by comprising the above yarn.

  A seventh feature of the present invention is a bedding product comprising the above-described yarn.

  The eighth feature of the present invention is an interior product characterized by comprising the above yarn.

  A ninth feature of the present invention is an industrial material comprising the above yarn.

  The tenth feature of the present invention is a deodorizing property characterized in that an extract from Sansevieria is attached to yarn, fabric, clothing, bedding products, interior products or industrial materials formed from fibers. The contents are processed fiber products.

  Sansevieria used in the present invention is a perennial plant that can be cultivated in a short period of time, so it takes many years to grow, is a valuable wood resource as a building material, and is also useful for the construction of a low-carbon society. Without using a family tree, it is possible to provide a fiber having excellent deodorizing properties, and yarn, clothing, bedding products, interior products, and industrial materials made of the fibers.

It is a whole block diagram which shows an example of the apparatus for making the extract from Sansevieria adhere to a fiber. It is a front view of the spray nozzle apparatus used for the apparatus of FIG. FIG. 3 is a right side view of FIG. 2. It is a whole block diagram which shows the other example of the apparatus for attaching the extract from Sansevieria to a fiber.

  Sansevieria used in the present invention is an evergreen perennial succulent plant belonging to the genus Sansevieria, which has the scientific name Sansevieria trifasciata. Types include Silver Honey, Golden Honey, Diamond Honey, Stucky, Cylindrica, Zernica, Black Gold, Sensation, Egypt and others.

  The extraction method is not particularly limited, and extraction is performed using a solvent such as water, alcohol, ether, acetone, hexane, or the like, and sansevieria is crushed and extracted as necessary. In addition, not only a liquid extract (extract) but the solid substance which is the residue which isolate | separated the extract can also be used as needed.

The extract is used as it is or diluted with the above-mentioned solvent as necessary. In order to uniformly adhere to the fiber, it is desirable to dilute with a solvent. As the solvent, the solvent used for the above-described extraction is preferably used.
As a method for incorporating the extract into the fiber, a method in which the extract is added and contained in the production process of the synthetic fiber or semi-synthetic fiber is preferable. For example, in the case of melt spinning, the polymer is dissolved in a molten state, in the case of dry spinning, the polymer is dissolved in a suitable solvent and dissolved in a polymer in the state of solution, and in the case of wet spinning, the polymer is dissolved. What is necessary is just to fiberize, after making an extract disperse | distribute uniformly in the polymer of the solution state made to disperse | distribute.

  Moreover, as a method for attaching the extract to the surface of the fiber, a method in which the extract is applied and dried is suitable. The application method is not particularly limited, and examples include an immersion method, a spray method, and a brush coating method. When laminating a plurality of layers of cotton, such as cotton or solid cotton, it is convenient to apply it to the inside of the laminate because it does not peel off during use. In this case, it is preferable to use a binder as an adhesive. For example, when the solvent is water, starch such as corn starch, water-soluble resin such as polyvinyl alcohol, polyacrylic acid, polyacrylamide, etc. Examples thereof include vinyl acetate resin and vinyl butyral resin that dissolve in butanol, and vinyl chloride resin that dissolves in cyclohexane.

  As described above, the fibers containing or adhering the extract are processed fiber products such as fillers (stuffing), solid cotton, yarn, fabric, clothing, bedding products, interior products, industrial materials, and the like.

  Examples of the filling material (stuffing) include padding filled in a futon, a pillow, a cushion, and a satin. Solid cotton is obtained by compressing the cotton comprising the above-mentioned fibers, and is used as a core material for mats, mattresses, chairs and the like.

  Yarns are usually spun yarns, and fabrics include woven fabrics, knitted fabrics, laces, towels, etc., and clothing includes outer garments, middle garments, underwear, sleeping clothes, socks, gloves, hats, etc. It is done. Bedding products include futons, side fabrics, towels, sheets and covers.

  Interior products include curtains, carpets, wall cloths, table cloths, bath mats, toilet mats, etc. Industrial materials include heat insulating materials for buildings, sound absorption (anti-noise) materials, air filters, air purifiers and water purifiers. Filters, automotive ceiling materials, carpets, seat covers, and the like.

  As described above, the extract from Sansevieria is attached to the filler, solid cotton, yarn, clothing, bedding products, interior products, and industrial materials containing or adhering the extract from Sansevieria. It is also possible to further increase the odor.

  In addition, the extract from Sansevieria is attached to the filler, solid cotton, yarn, clothing, bedding products, interior products, and industrial materials that contain or do not contain the extract from Sansevieria. Can also be given.

In the present invention, in addition to the extract from Sansevieria, hinokitiol or the like can be used in combination.
Hinokitiol is a natural tropolone that is colorless and syrupy, and has excellent insect repellent properties, particularly an acaricidal effect, so that it can impart insect repellent properties in addition to the deodorizing properties of the extract from Sansevieria.

In the present invention, the fiber is not particularly limited, and is composed of natural fiber, semi-synthetic fiber, synthetic fiber, biodegradable plastic such as polylactic acid resin, polybutylene succinate, polyamide 11, polyhydroxybutyric acid, and biomass plastic. Any of fiber etc. may be sufficient.
Among these, natural fibers, fibers made of biodegradable plastics and biomass plastics are decomposed in the soil, and fibers made of biomass plastics emit CO ₂ fixed by plants even if incinerated. Therefore, as a whole, so-called carbon neutral is achieved in which the amount of CO ₂ emission does not increase, and this has the advantage of being friendly to the environment and contributing to the prevention of global warming.

  Hereinafter, although the present invention will be described in more detail based on test examples and examples, it is needless to say that the present invention is not limited to such test examples and examples.

Test Example A deodorizing test was performed on polyester cotton to which an extract from Sansevieria was attached.
First, sansevieria is crushed with a mixer to separate a liquid extract (extract) from a solid (cass), a 0.05 wt% aqueous solution of the extract is prepared, cotton is dipped in this aqueous solution and dried, A polyester cotton to which an extract of Sansevieria was attached was obtained.

Using this polyester cotton, the removal performance evaluation test of ammonia gas and acetic acid gas was tested by the method defined by the deodorant processed fiber product certification standard (Fiber Evaluation Technology Council).
At the same time, for comparison, the same procedure was performed for polyester cotton to which no extract of Sansevieria was attached. The results are shown in Table 1.

  As is clear from the results in Table 1, the polyester cotton to which the extract from Sansevieria was attached had a decrease rate of 90% ((71-7) after 2 hours in both cases of ammonia gas and acetic acid gas. .3) / 71 × 100) and 88% ((25-3.0) / 25 × 100), showing extremely high removal performance.

Example 1
The cotton was dipped in a 0.05% by weight aqueous solution of Sansevieria extract (extract) prepared in the above test example, and then dried to obtain cotton to which an extract from Sansevieria was adhered.
The obtained cotton was put into a woolen card machine to remove foreign matters, and intertwined fiber lumps were aligned in parallel to form a sliver. Next, the obtained sliver was twisted by a spinning ring machine to form a single yarn, and the two single yarns were combined and twisted with a combined twisting machine to produce a yarn.

Example 2
Using the apparatus shown in FIGS. 1 to 3, a filling (stuffing) made of polyester to which an extract from Sansevieria was attached was produced.
FIG. 1 is an overall configuration diagram showing an example of an apparatus for attaching an extract from Sansevieria to a fiber. As shown in the figure, this apparatus is composed of a single card 1 and an extract coating device 2.

  The card 1 includes a cotton feeding part 3, a carding part 4 and a cotton feeding part 5. The cotton feeding section 3 has a cotton feeding roller 6 and a feed roller 7 is provided at the end thereof. The carding 4 includes three large and small drums 8, 9 and 10, and a plurality of cylinders 11 are arranged on the outer periphery of the drum 8. The cotton feed section 5 has a cotton feed roller 12, and a filler feed roller 13 is provided behind the cotton feed roller 12.

  On the other hand, the extract coating device 2 is a spray nozzle device 21 that sprays a diluted solution of the extract with compressed air, a storage tank 22 for the diluted solution, and a compressed air that supplies compressed air to the spray nozzle device 21 and the storage tank 22. An air source 23, electromagnetic valves 24 and 25 for controlling the flow rate of the diluted solution and compressed air supplied to the spray nozzle device 21, and a control device 26 for automatically controlling the opening and closing of the electromagnetic valves 24 and 25 in conjunction with the card 1. It consists of and.

  As shown in FIGS. 2 and 3, the spray nozzle device 21 has a plurality of spray nozzles 28 (for example, a product of “Ikeuchi Co., Ltd., trade name“ 2 fluid fine mist spray nozzle ”) on the front of a box-shaped header 27. Series), two dilution liquid supply pipes 29 are provided on the side surface of the header 27, and two air pipes 30 are provided on the upper surface of the header 27. It is arranged above the cotton feed roller 12. The liquid supply pipe 29 and the air pipe 30 communicate with the liquid supply hole and the air supply hole of each spray nozzle 28, respectively.

  The storage tank 22 has pressure resistance and includes an air pressure gauge 31. The compressed air source 23 is a pressure-resistant tank that is supplied with compressed air from an air compressor.

  A liquid supply pipe 34 having an electromagnetic valve 24, a manual lock valve 32 and a check valve 33 is connected between the liquid supply pipe 29 (see FIGS. 2 and 3) of the spray nozzle device 21 and the storage tank 22. Has been. An air pipe 36 including an electromagnetic valve 25 and a manual lock valve 35 is connected between the air pipe 30 (see FIGS. 2 and 3) of the spray nozzle device 21 and the compressed air source 23. Further, an air pipe 38 having a check valve 37 is connected between the storage tank 22 and the compressed air source 23. The control device 26 is connected to the solenoids of both solenoid valves 24 and 25.

In order to attach the extract from Sansevieria to the fiber using the above apparatus, first, the extract from Sansevieria is diluted 500 times with hot water at a temperature of 40 ° C., for example, and the diluted solution 44 is stored in the storage tank 22. For example, compressed air having a pressure of 5 kg / cm ² is stored in the compressed air source 23. As a result, the diluted solution 44 in the storage tank 22 is also pressurized to a pressure of 5 kg / cm ² via the air pipe 38.

  Next, the card 1 is started and the cotton 41 is supplied to the cotton feeding roller 6 of the cotton feeding section 3. The cotton 41 is separated into two layers of cotton 42 and 43 by the feed roller 7. The cotton 42 and 43 of each layer is carded by the cylinder 11 on the outer periphery of the drum 8 of the carding portion 4, and one cotton 42 is sent out through the drum 9, and the other cotton 43 is sent out through the drum 10. It is sent out on the side roller 12.

On the other hand, in conjunction with the card 1, the control device 26 opens both solenoid valves 24 and 25. Thereby, the pressurized dilution liquid 44 in the storage tank 22 is supplied into the spray nozzle device 21 through the liquid supply pipe 34, and the compressed air in the compressed air source 23 passes through the air pipe 36, for example, the flow rate. It is sent into the spray nozzle device 21 at a rate of 1000 L / min. The compressed air is applied to the mutually opposing surfaces of the cotton 42 and 43 by ejecting the dilution liquid 44 from the spray nozzle 28. In this case, the amount of the extract dilution applied is preferably limited to the range of 1.5 to 25 ml per 1 m ^{2 of} cotton 42, 43 as described above. Drying is not particularly necessary, but may be performed as necessary.

  The surfaces 42 and 43 coated with the extract are laminated with the coated surfaces overlapped to give deodorizing properties to the filling material 45 of the present invention. If necessary, the filling material feed roller 13 performs the following processing or the like. Is supplied to the process.

Example 3
FIG. 4 is an overall configuration diagram showing another example of the manufacturing apparatus used in the present invention.
As shown in the figure, this apparatus includes two cards 1A and 1B and two dilution liquid storage tanks 22A and 22B. The cotton 46A carded by the card 1A and fed from the cotton feed section 5A and the cotton 46B carded by the card 1B and fed from the cotton feed section 5B are Immediately before, the dilute solution 44 is sprayed from the spray nozzle device 21, and the coated cottons are overlapped and laminated to form a filler 45 having predetermined characteristics. The storage tanks 22A and 22B are used one by one, and when one storage tank 22A becomes empty, the switching valves 39A and 39B are operated to switch to the other storage tank 22B.
Other configurations, operations, and effects are the same as those in the second embodiment.

As described above, by using an extract from Sansevieria, the present invention can provide a fiber having excellent deodorizing properties and a processed fiber product comprising the same.
Sansevieria used in the present invention is a perennial plant that can be cultivated in a short period of time, so it does not rely on precious forest resources, and therefore contributes greatly to environmental conservation and the realization of a low-carbon society. is there.

1, 1A, 1B Card 21 Spray nozzle device 22, 22A, 22B Storage tank 23 Compressed air source 24, 25 Solenoid valve 26 Control device 28 Spray nozzle 34 Supply pipe 36 Air pipe 42, 43, 46A, 46B Cotton 44 Dilute solution 45 Filler

Claims (10)

  A deodorant fiber characterized by containing or adhering an extract from Sansevieria to the fiber.   A filler comprising the deodorant fiber according to claim 1.   A solid cotton comprising the deodorant fiber according to claim 1.   A yarn comprising the deodorant fiber according to claim 1.   A fabric comprising the yarn according to claim 3.   A clothing comprising the yarn according to claim 3.   A bedding product comprising the yarn according to claim 3.   An interior product comprising the yarn according to claim 3.   An industrial material comprising the yarn according to claim 3.   A deodorant processed fiber product, characterized in that an extract from Sansevieria is attached to yarn, fabric, clothing, bedding products, interior products or industrial materials formed from fibers.

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