KR100554762B1 - Process of producing silk/synthetic composite yarn - Google Patents

Process of producing silk/synthetic composite yarn Download PDF

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KR100554762B1
KR100554762B1 KR1020030058317A KR20030058317A KR100554762B1 KR 100554762 B1 KR100554762 B1 KR 100554762B1 KR 1020030058317 A KR1020030058317 A KR 1020030058317A KR 20030058317 A KR20030058317 A KR 20030058317A KR 100554762 B1 KR100554762 B1 KR 100554762B1
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yarn
silk
fiber
entangled
air
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KR20050020396A (en
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김형섭
이석영
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한국섬유개발연구원
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    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/04Blended or other yarns or threads containing components made from different materials
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/16Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using jets or streams of turbulent gases, e.g. air, steam
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/26Yarns or threads characterised by constructional features, e.g. blending, filament/fibre with characteristics dependent on the amount or direction of twist
    • D02G3/28Doubled, plied, or cabled threads
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00Physical properties
    • D10B2401/06Load-responsive characteristics

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

본 발명은 꼬임수가 50∼150T/M인 실크사를 초사로, 합성섬유사를 심사로 하여 공기교락기에 공급하여 4기압∼10기압의 공기압에서 200∼550m/분의 속도로 공기교락하는 것을 특징으로 하는 실크/합성섬유 복합사의 제조방법에 관한 것으로서 본 발명에 의하여 기존의 교락이 불가능하였던 실크를 이용하여 합성섬유와 교락이 가능하도록 하여 실크와 합성섬유의 장점을 모두 가지는 복합사를 제조할 수 있다.The present invention is characterized in that the silk yarn having a twist number of 50 ~ 150T / M as a super yarn, the synthetic fiber yarn to be fed to the air crusher and air entangled at a speed of 200 ~ 550m / min at an air pressure of 4 to 10 atmospheres The present invention relates to a method of manufacturing a silk / synthetic fiber composite yarn by using the silk which has not been entangled by the present invention, and thus can produce a composite yarn having both the advantages of silk and synthetic fiber. have.

Description

실크/합성섬유 복합사의 제조방법{Process of producing silk/synthetic composite yarn} Process of producing silk / synthetic composite yarn             

제1도는 본 발명의 제조방법으로 제조한 실크/PET 복합사의 측면사진이다.Figure 1 is a side photograph of the silk / PET composite yarn produced by the production method of the present invention.

제2도는 본 발명의 제조방법으로 제조한 실크/PTT 복합사의 측면사진이다. Figure 2 is a side photograph of the silk / PTT composite yarn prepared by the manufacturing method of the present invention.

본 발명은 실크와 합성섬유를 공기교락을 통해 복합사를 제조하는 방법에 관한 것이다.The present invention relates to a method for producing a composite yarn through air entanglement of silk and synthetic fibers.

천연섬유인 실크는 흡습성이 좋으면서 의류로서의 착용감이 우수하지만, 세탁이 곤란하고 다림질을 필요로 하는 단점이 있다. 반면에 합성섬유인 폴리에스테르 제품은 흡습성이 낮아서 세탁하기가 쉽고 세탁해서 다림질 없이 입을 수 있는 장점이 있지만, 건조시에는 정전기 발생으로 오염되기 쉽고 착용감이 좋지 않다. 따라서 여러 가지 섬유의 장점과 단점을 서로 보완하여 새로운 성능을 나타낼 수 있는 새로운 소재를 개발하기 위한 연구가 행해지고 있다.Silk, which is a natural fiber, has good hygroscopicity and excellent fit as clothing, but has a disadvantage in that washing is difficult and ironing is required. On the other hand, polyester products, which are synthetic fibers, have low hygroscopic properties and are easy to wash and can be worn without ironing by washing. Therefore, researches are being conducted to develop new materials that can exhibit new performance by complementing the advantages and disadvantages of various fibers.

실크와 다른 섬유를 복합하는 방법으로는 실을 만드는 과정에서 다른 섬유와 혼합하는 방법인 혼섬·혼방, 생사 또는 정련사와 다른 실을 꼬임을 부여하여 합사하는 방법인 합연, 제직과정에서 생사 또는 정련사와 다른 실을 경사와 위사로 배열하여 직물을 만드는 방법인 교직등이 있다. 기존의 제조공정으로는 상기와 같이 여러 단계에서 실크 복합직물을 만들 수 있었는데, 사용되는 섬유의 종류와 직물로 만드는 방법에 따라서 직물의 외관, 촉감 및 성능에 차이가 있게 된다. 최근까지 쓰이고 있는 제품으로 고치실이나 나일론을 사용하여 실켜기 단계에서 복합시킨 하이브리드 실크(hybrid silk)가 스타킹용으로 쓰이고 있다. 또한 실켜기 과정에서 고치실을 짧게 잘라서 양모, 면, 마섬유와 섞어 복합시킨 스펀 실크(spun silk)는 양복지나 양장지로 쓰인다. 또한 생사와 다른 실을 사용하여 제직단계에서 경사와 위사로 배열시킨 소위 실크교직물도 널리 보급되고 있다.Silk and other fibers can be mixed with other fibers in the yarn making process by blending, blending, blending, or blending yarn with other yarns. Others include teaching, which is a method of making fabrics by arranging yarns with warp and weft. Conventional manufacturing process was able to make a silk composite fabric at various stages as described above, there is a difference in the appearance, feel and performance of the fabric according to the type of fibers used and the method of making the fabric. The product used until recently is a hybrid silk (hybrid silk) compounded at the stage of sewing using a cocoon thread or nylon. In addition, spun silk, which is a short cut of the cocoon thread and mixed with wool, cotton, and hemp fibers, is used as clothing or dressing paper. In addition, the so-called silk fabrics arranged by warp and weft yarns in the weaving stage using raw yarn and other yarns are also widely used.

본 발명에서와 같이 실크와 합성섬유를 교락하게 되면 양 섬유의 단점을 보완하며, 장점을 극대화 할 수 있다. 그 이유는 합성섬유는 실의 내부에, 실크는 외부에 주로 위치하게 되어 외관과 촉감은 실크제품과 거의 동일하며, 기능면에서 실크가 갖지 못한 합성섬유만의 다양하고 탁월한 기능을 균일하게 부여할 수 있다. 현재까지 실크 원사는 생사 또는 정련사로 공급되며, 이들 모두 꼬임이 가해져 있으며, 꼬임이 가해진 실의 복합은 연사기 또는 커버링기를 이용하는 방법 밖에 없었으며, 이러한 꼬임이 들어있는 실크사를 교락을 통해 초사로 공급하여 교락사로 제조하는 것은 불가능하였다.By interlacing silk and synthetic fibers as in the present invention, the disadvantages of both fibers can be compensated for, and the advantages can be maximized. The reason is that synthetic fibers are located inside the yarn and silk is mainly located on the outside, and the appearance and feel are almost the same as that of the silk products. Can be. To date, silk yarn is supplied to raw or refined yarns, all of which are twisted, and the composite of the twisted yarn is only available using a twister or a covering machine, and the silk yarn containing the twist is supplied to the yarn through interlacing. It was not possible to manufacture a filthy yarn.

따라서 본 발명은 상기한 바와 같은 선행기술의 제반 문제점을 해소할 수 있는 실크/합성섬유 복합교락사의 제조방법을 제공하는 것을 기술적 과제로 한다.Therefore, the present invention is to provide a method for producing a silk / synthetic fiber composite entangled yarn that can solve all the problems of the prior art as described above.

상기한 과제를 해결하기 위하여 본 발명자는 기존의 실크 원사의 꼬임수(350T/M)를 최소화(50-150T/M)하면 합성섬유와 교락을 할 수 있다는 것을 알게 되어 본 발명을 완성하게 된 것이다.
In order to solve the above problems, the present inventors have realized that by minimizing the number of twists (350-T / M) of the existing silk yarn (50-150T / M), the fiber can be entangled with synthetic fibers, thereby completing the present invention. .

그러므로 본 발명에 의하면 연사기의 기어를 조절하여 꼬임수를 50∼150T/M으로 낮춘 실크사를 초사로, 합성섬유사를 심사로 하여 공기교락기에 공급하여 3기압∼10기압의 공기압에서 200∼550m/분의 속도로 공기교락하는 것을 특징으로 하는 실크/합성섬유 복합사의 제조방법이 제공된다.Therefore, according to the present invention, by adjusting the gear of the twisting machine, the silk yarn lowered to 50-150T / M twisted yarn is used as the super yarn, and the synthetic fiber yarn is fed to the air crusher, and it is 200-550m at the air pressure of 3 to 10 atmospheres. Provided is a method for producing a silk / synthetic fiber composite yarn characterized in that the air is entangled at a rate of / min.

이하 본 발명을 보다 상세히 설명하기로 한다.Hereinafter, the present invention will be described in more detail.

본 발명에서는 일반적인 실크사의 꼬임수를 50∼150 T/M으로 낮춘 실크사를 사용한다. 교락사를 제조하기 위하여는 심사와 초사 모두 교락이 이루어 질 수 있을 정도로 섬유가 분산될 수 있어야 하나 일반적인 실크사는 그 꼬임수가 350 T/M 이어서 교락공정중에 분산이 되지 않아 교락사를 제조할 수 없게 된다. 따라서 본 발명에서는 실크사를 준비하는 공정에서 연사기의 기어를 조정하는 방법으로 실크사의 꼬임을 50∼150 T/M으로 감소시켜 교락공정시 초사로 공급하여 심사인 합성섬유의 둘레방향으로 감기게 하여 교락사를 제조할 수 있게 된다. 심사로 공급되는 합성섬유는 폴리에스테르 섬유, 레이온 섬유, 폴리아미드 섬유, 아크릴 섬유 등의 합성섬유를 사용할 수 있다. In the present invention, silk yarn having a low number of twists of general silk yarn to 50 to 150 T / M is used. In order to manufacture the entangled yarns, both the screening and the super yarn should be able to disperse the fibers so that they can be entangled. However, the general silk yarn has a twist of 350 T / M so that it cannot be dispersed during the entanglement process. do. Therefore, the present invention reduces the twist of the silk yarn to 50 ~ 150 T / M by adjusting the gear of the twisting machine in the process of preparing the silk yarn supplied to the super yarn during the entanglement process to be wound in the circumferential direction of the synthetic fiber It will be possible to manufacture the yarn. Synthetic fiber supplied by screening can use synthetic fiber, such as polyester fiber, rayon fiber, polyamide fiber, and acrylic fiber.

상기 초사로 공급되는 실크사의 꼬임수가 50T/M미만인 경우에는 정련공정 후 해사할 때 실이 얽혀 절단되는 문제점이 발생하며, 150T/M을 초과하는 경우에는 교락을 위해 공기를 분사하여도 실크필라멘트가 분리되지 않아 교락이 발생하지 않는 문제점이 생긴다. 공기교락기의 공기압은 4기압∼10기압이 바람직한데 4기압미만에서는 충분한 교락이 일어나지 않으며 10기압을 초과하는 경우에는 실크에 손상을 입는 문제점이 발생한다. 또한 제조 속도는 200∼550m/분의 속도가 바람직하다. 폴리에스테르 섬유 또는 폴리아미드 섬유를 교락하는 경우에는 제조속도를 높여도 괜찮으나 섬유의 가닥수가 많을수록 교락이 잘 일어나는 것을 관찰할 수 있었으며, 따라서 폴리아미드 70데니아/138필라, 폴리에스테르 75데니아/144필라 또는 100데니아/192필라의 경우 9~10기압에서 생산속도를 최고 550m/분으로 높일 수 있었다, 인장강도가 낮은 레이온 섬유 또는 아크릴 섬유의 경우에는 6~8기압에서 300m~400m/분정도의 생산속도가 바람직하다. 낮은 압력 4-5기압에서 낮은 속도인 200m~280m/분으로 생산도 가능하나 생산효율 및 품질에 대한 측면을 고려하여 생산속도를 선정하는 것이 바람직하다.If the number of twists of silk yarn supplied to the super yarn is less than 50T / M, a problem arises in that the thread is entangled and cut when dismantling after the refining process, and in the case of exceeding 150T / M, the silk filament is sprayed with air for entanglement. There is a problem that the separation does not occur because it is not separated. The air pressure of the air crusher is preferably 4 to 10 atm, but less than 4 atm does not cause sufficient entanglement. If the pressure exceeds 10 atm, silk damage occurs. Moreover, as for the manufacturing speed, the speed of 200-550 m / min is preferable. In the case of entanglement of polyester fiber or polyamide fiber, it is okay to increase the production speed, but the more strands of fiber, the more entanglement was observed. Therefore, polyamide 70 denia / 138 pillar, polyester 75 denia / 144 pillar In the case of 100 denia / 192 pillars, the production speed could be increased up to 550 m / min at 9-10 atm. In the case of rayon or acrylic fibers with low tensile strength, production at 300 m-400 m / min at 6-8 atm. Speed is preferred. It is possible to produce at low speed of 200m ~ 280m / min at low pressure 4-5 atm, but it is preferable to select the production speed in consideration of aspects of production efficiency and quality.

상기와 같이 본 발명의 교락을 하는 경우에는 심사인 합성섬유의 섬유축방향에 직각 또는 경사진 방향으로 초사인 실크사가 불규칙적으로 감싸지면서 교락되어 실크/합성섬유 복합사가 제조된다.When the entanglement of the present invention as described above is entangled while the silk yarn which is superfine in the direction perpendicular or inclined to the fiber axis direction of the synthetic fiber, which is the screening, is entangled and entangled, thereby producing a silk / synthetic fiber composite yarn.

이하 다음의 실시예에서는 본 발명인 실크/합성섬유 복합사를 제조하는 비한 정적인 예시를 하고 있다.The following examples are given as non-static examples of producing the silk / synthetic fiber composite yarn of the present invention.

[실시예 1]Example 1

75데니아/36필라의 폴리에틸렌테레프탈레이트(PET)사를 심사로, 꼬임수 100T/M인 100데니아/84필라의 실크사를 초사로 공기교락기에 공급하여 8기압의 공기압에서 350m/분의 제조속도로 교락하여 복합사를 제조하였다.Polyethylene terephthalate (PET) yarn of 75 deniers / 36 pillars is screened and 100 denier / 84 pillars of silk yarn having a twist of 100 T / M is supplied to the air circulator with superfiber, and the manufacturing speed of 350 m / min at 8 atmospheres The composite yarn was prepared by entangled with.

[실시예 2]Example 2

75데니아/72필라의 폴리트리메틸렌테레프탈레이트사를 심사로, 꼬임수 100T/M인 100데니아/84필라의 실크사를 초사로 공기교락기에 공급하여 7기압의 공기압에서 350m/분의 제조속도로 교락하여 복합사를 제조하였다.The polytrimethylene terephthalate yarn of 75 denier / 72 pillars was screened, and 100 denier / 84 pillar silk yarn of 100 T / M twisted yarn was supplied to the air circulator with a superfine yarn and manufactured at 350 m / min at 7 atm. The composite yarn was prepared by entanglement.

[실시예 3]Example 3

50데니아/36필라의 폴리에틸렌테레프탈레이트 고수축사를 심사로, 꼬임수 100T/M인 100데니아/84필라의 실크사를 초사로 공기교락기에 공급하여 3기압의 공기압에서 350m/분의 제조속도로 교락하여 복합사를 제조하였다.       Polyethylene terephthalate high shrink yarn of 50 denier / 36 pillars is screened, and 100 denier / 84 pillar silk yarn of 100 T / M twist is supplied to the air interlocker with super-fine yarn, and entangled at the manufacturing speed of 350 m / min at 3 atmospheric pressure To produce a composite yarn.

상기 실시예에 의하여 제조한 복합사의 물성측정을 다음과 같이 실시하여 표1에 나타내었다.Measurement of physical properties of the composite yarn prepared according to the above Example is shown in Table 1 below.

* 인장특성 : 직물의 인장강신도는 KSK 0520 직물의 인장강도 및 신도 시험방법 중 그래브법으로 측정하였으며 이때 파지거리는 76mm, 인장속도는 300±1 분/mm이였다. * Tensile properties: Tensile strength of the fabric was measured by the Grab method of KSK 0520 fabric tensile strength and elongation test method, the gripping distance was 76mm, the tensile speed was 300 ± 1 minutes / mm.

*치수변화율 및 수축률: 직물의 치수변화율은 세탁기법(KS K 0465 직물 및 편성물의 치수변화율 시험 방법에 의거한 가정용 자동 세탁기법), 스팀프레스법(KS K 0597 스팀프레스에 의한 천의 치수변화율 시험방법)으로 측정하였으며, 다음 식에 의하여 계산하였다. * Dimensional change rate and shrinkage rate: The dimensional change rate of the fabric is measured by the washing machine method (automatic washing machine method according to the dimensional change rate test method of KS K 0465 fabrics and knitted fabrics) and the steam press method (KS K 0597 steam dimensional change rate test) Method), and it was calculated by the following equation.

KS K 0465 및 KS K 0597의 치수변화율은The dimensional change rate of KS K 0465 and KS K 0597 is

Figure 112003031088704-pat00001
Figure 112003031088704-pat00001

(-): 수축, (+): 신장           (-): Contraction, (+): height

여기서 A: 처리전 측정값의 평균, B: 처리후 측정값의 평균.Where A: average of measured values before treatment, B: average of measured values after treatment.

인장강도(cN)Tensile strength (cN) 신 도(%)Elongation (%) 수축율(%)Shrinkage (%) 실시예 1Example 1 646.5646.5 17.117.1 8.78.7 실시예 2Example 2 502.3502.3 16.816.8 11.111.1 실시예 3Example 3 509.5509.5 17.017.0 37.737.7

따라서 본 발명에 의하면 타종의 섬유와 교락을 할 수 없었던 실크를 사용하여 합성섬유등의 장섬유와 교락함으로써 외관과 촉감 및 흡습율은 실크제품과 거의 동일하며, 합성섬유의 인장강도, 신도 및 수축율과 같은 우수한 물성을 보유하는 복합사를 제조할 수 있는 장점이 있다.Therefore, according to the present invention, the silk, which could not be entangled with other fibers, was entangled with long fibers such as synthetic fibers, so that the appearance, touch, and moisture absorption were almost the same as those of the silk products, and the tensile strength, elongation, and shrinkage rate of the synthetic fibers. There is an advantage that can produce a composite yarn having such excellent physical properties.

Claims (2)

연사기의 기어를 조절하여 꼬임수를 50∼150T/M으로 낮춘 실크사를 초사로, 합성섬유사를 심사로 하여 공기교락기에 공급하여 3기압∼10기압의 공기압에서 200∼550m/분의 속도로 공기교락하는 것을 특징으로 하는 실크/합성섬유 복합사의 제조방법.By adjusting the gears of the twisting machine, the silk yarn lowered to 50 ~ 150T / M is used as a superfine yarn, and the synthetic fiber yarn is used as a screening machine, and supplied to an air interlocker at a speed of 200 to 550 m / min at an air pressure of 3 to 10 atmospheres. Method of producing a silk / synthetic fiber composite yarn characterized in that the air entangled. 제1항에 있어서, 상기 합성섬유사는 폴리에스테르 섬유, 레이온 섬유, 폴리아미드 섬유, 아크릴 섬유로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 실크/합성섬유 복합사의 제조방법.The method of claim 1, wherein the synthetic fiber yarn is any one selected from the group consisting of polyester fiber, rayon fiber, polyamide fiber, acrylic fiber.
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