• 한국염색가공학회지
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• 제20권1호
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• pp.48-56
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• 2008

A real-time inspection system has been developed by combining CCD based image processing algorithm and a standard lighting equipment. The system was tested for defective fabrics showing nozzle contact scratch marks, which are one of the frequently occurring defects. Two algorithms used were compared according to both their processing time and detection rate. First algorithm (algorithm A) was based on morphological image processing such as dilation and opening for effective treatment of defective printing areas while second one (algorithm B) mainly employs well-defined edge detection technique based on canny detector and Zermike moment. It was concluded' that although both algorithms were quite successful, algorithm B showed relatively consistent performance than algorithm A in detecting complex patterns.

• 한국염색가공학회지
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• 제19권6호
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• pp.28-34
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• 2007

The optical and physical properties of alkyl-substituted anthraquinoid dyes were investigated in terms of dyeing of pure polypropylene fiber. The length of alkyl substituents of the dyes did not affect the molar extinction coefficient and maximum absorption wavelength of them. The use of a double-tailed cationic surfactant, didodecyldimethylammonium bromide(DDDMAB), could make the hydrophobic dyes dispersed in water effectively. As the amount of DDDMAB increased, the average particle size of dye dispersion decreased. Maximum color strength of the fabrics was shown in the case that 1.5 molar ratio of DDDMAB was used. As for the fastness properties, commercially acceptable result was obtained in general.

• 한국염색가공학회지
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• 제23권1호
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• pp.43-50
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• 2011

Electrically conductive yarn coated with silver particles are widely used to make smart wear but recent studies on smart fabrics are focused on measuring method of electrical characteristics and improving technologies of its electric properties. Also durability of conductive yarn with environmental change was also important work to make smart fabric. We compared resistance changes of silver coated conductive yarns under various physical and chemical conditions such as repeated strain, heat exposure and pH for basic informations on smart wear manufacturing process. And we deduct that repeated strain among the physical conditions was most effective factors on yarn resistance change and the low resistance change was observed with increasing the number of filaments in identical yarn fineness.

• 한국CDE학회논문집
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• 제22권1호
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• pp.70-79
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• 2017

Weft straightener is an important process to control the final quality of the fabrics. It is needed to calibrate the distorted weft after dyeing process. During various fabric treatment processes, the fabric is almost done with heat treatment through a tenter machine. At this time, weft distortion is occurred with uneven tension distribution. Traditionally, photo sensor is commonly used to detect the weft distortion but it is not applicable for special fabric types such as twill, mesh, combi, etc. In this paper, a new method for detecting the weft distortion using camera is introduced. A new weft straightener simulator is also developed to test the ability of the proposed method. It is shown that the method can be applied for various fabric types.

• 복식문화연구
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• 제11권6호
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• pp.967-971
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• 2003

As the concerns over health increased in 1990's, research and development on the health material were also activated. The development of UV-cut textile became the hot issue, because the damage of W irradiation due to ozone depletion has become widely known. UV-cut effect is determined by the material, the color, the organization and the density of UV-cut fibers. UV-cut effect is very different according to the fibers. Polyester is known to have a better effect. Even in the same textile material, staple fiber has more effect than filament fiber. Different colors have different offsets. Although textiles have the same color, the effects can be different according to the depth of color. PET, PET/cotton blend, nylon and cotton fabrics were ultraviolet cutting finished with padding method using several absorbers. These UV-cut effect can be improved through the processing. Safety of UV-cut textile for the body must be considered future, Until now the figure of the UV-cut effects has been emphasized. There has been no experiment on the human body, although the textiles are directly on the human body. Futhermore there os no safety standard of UV-cut textiles. Therefore every effort will be made to set the standard UV-cut processing is established. The need of UV-cut products will be known to the consumers.

• 한국염색가공학회:학술대회논문집
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• 한국염색가공학회 2011년도 제45차 학술발표회
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• pp.21-21
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• 2011

개인적 삶의 질 향상과 함께 사회적인 삶의 가치를 추구하여 인체친화적이며 동시에 환경 친화적인 제품 소비에 가치를 두는 LOHAS 트렌드의 영향으로 의류 제품에서는 소비자의 요구 수준에 맞춘 고급화, 고기능화된 의류 상품 및 소재 중심의 소비와 함께 친환경 소재, 리사이클 소재 등에 대한 관심이 증가하고 있다. 최근 Ramie 복합 소재는 이러한 트렌드에 적합한 대표적인 소재로서 고감성/웰빙 신섬유 제품 개발을 통해 신시장 개척이 가능한 아이템으로 주목받고 있다. 한편, Ramie는 땀에 대한 흡습성과 속건성이 우수하고 청량감이 있어 주로 여름 소재로 활용되어 왔으나 촉감이 좋지 못하고 광택성이 떨어지는 단점이 있어 이를 보완하기 위해 촉감이 좋고 광택성이 뛰어난 레이온 계열의 소재와 혼방하여 고급스럽고 환경 친화적인 의류소재로써 개발이 진행되고 있다. 본 연구에서는 이러한 레이온계 섬유 중에서 상품성이 modal 섬유 Tencel 섬유를 각각 혼방한 Ramie/Modal(28's,30's), Ramie/Tencel(28's) 복합소재의 반응성 염료에 대한 염색특성을 비교 고찰해 보았다. 실험은 Heterobifunctional type 반응성 염료 3종(Red, Yellow, Blue)을 이용하여 흡진 거동, 빌드업 특성, 겉보기 색상농도 등을 비교하였으며 1/1 standard 농도에서의 제반 견뢰도를 비교 평가하였다.

• 패션비즈니스
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• 제17권1호
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• pp.30-41
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• 2013

Augmented reality techniques have been increasingly employed in the textile and fashion industry as well as computer graphics sectors. Three-dimensional virtual clothing CAD systems have also been widely used in the textile industries and academic institutes. Motion tracking techniques are grafted together in the 3D and augmented reality techniques in order to develop the virtual three-dimensional clothing and fitting systems in the fashion and textile industry sectors. In this study, three-dimensional virtual clothing sample has been prepared using a 3D virtual clothing CAD along with a 3D scanning and reconstruction system. Motion of the user has been captured through an RGB-D sensor system, and the virtual clothing fitted on the user's body is allowed to move along with the captured motion flow of the user. Acutal fabric specimens are selected for the material characterization. This study is a primary step toward building a comprehensive system for the user to experience interactively virtual clothing under real environment.

• 한국의류산업학회지
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• 제23권6호
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• pp.836-843
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• 2021

Recently, with an increase of interest in hygiene of textile products, research related to finishing technology to impart various functionalities, such as antibacterial and deodorizing properties, has also required. Therefore, in this study, the improvement of comfort was examined by analyzing the change of moisture characteristics and antibacterial and deodorizing properties of underwear fabric by chitosan microcapsule(CH-M) finishing. The results revealed that moisture absorption time of the fabric shortened, diffusion rate increased, while absorption rate slightly increased because of microcapsule finishing. In addition, the one-way transfer capacity of the microcapsule finished fabric was 17.69, which improved moisture transfer to one side, while OMMC showed the values of 0.32 and 0.37 for untreated and finished fabrics, respectively, which slightly increased after finishing. In the case of untreated fabric, antibacterial activity was 89.0% against Staphylococcus aureus and 70.3% against Klebsiella pneumoniae; however, both strains showed 99.9% antibacterial activity by CH-M finishing. An excellent bacterial reduction rate was also observed. In the case of the CH-M finished fabric, there was a deodorization effect exceeding 99% up to 120 minutes, and it showed an excellent deodorization effect of more than 99% even after 10 repeated washings.

• 한국염색가공학회지
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• 제12권1호
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• pp.1-11
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• 2000

This paper surveys the fabric weavability and machine efficiency in the various weaving looms such as Projectile, Rapiers, and Air-jet. Used projectile loom was Sulzer-PU, and FAST-R, THEMA-11E, and Picanol-GTX were used for Rapier looms, as the Air-Jet looms, Picanol PAT and OMNI types were used. Using these looms, 5 harness worsted satin fabrics were woven for surveying the fabric weavability and machine efficiency. Warp yam count of fabric is 1/40Nm, Sirofil, and filling is 1/30 Nm, worsted. End breaks of warp and filling directions for the various types of looms are measured and discussed with the mechanism of each loom. Warp and filling yam tensions are also measured and analysed with open width of shedding motion of each weaving machine. And various warp yam tensions with open width of shedding are measured and analysed according to the warp yam in various heald frame. These results fire also discussed with temples such as bar and ring. Warp yam tensions at the various positions on the fabric with various looms are measured and discussed with fabric mechanical properties such as tensile, bending, shear and surface.

• 헤리티지:역사와 과학
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• 제41권1호
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• pp.127-141
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• 2008

본 고는 일찍이 실크로드를 중심으로 시작된 중국의 "방직고고"라는 새로운 학문의 성립과 발달과정을 소개하는 글이다. 20세기 근대 고고학의 발전에 따라 새롭게 형성된 방직고고는 발굴과정 중에 발견되는 방직품 방직공구 방직과 관련된 도상 등을 대상으로 하는 연구로서, 고고학 자연과학 직물학 등의 전문지식을 필요로 한다. 현전하는 여러 종류의 유물 중에서 직물은 다루기가 가장 난감한 재질의 한 종류로, 온전하게 출토되는 경우는 많지 않다. 그러나 모순적으로 초기 고고학자들의 관심을 집중시킨 것은 실크로드 발굴이었고, 발굴 과정의 중심에는 수천 년 전의 각종 실크와 자수품들이 있었다. 아직도 중국 전역에서는 크고 작은 발굴과정에서 수많은 직물 유물들이 출토되며, 그 결과 중국의 직물 연구는 이미 세계적인 수준에 도달하였다. 그에 비해 우리나라에서는 고대의 직물유물이 발견된 사례가 적고, 직물 조각에 불과하여 실증적인 연구에 있어 어려움이 많았다. 또한 직물자료의 중요성에 대한 인식 부족으로 천마총, 무령왕릉과 같은 중요발굴의 직물유물 조차 30여년 만에 심층연구가 이루어질 만큼 국내 고대 직물 연구는 아직도 미진한 단계라고 볼 수 있다. 이에 본 고를 통해 실크로드의 고고학적 직물의 발굴기를 소개하고, 국내 출토 직물 연구의 가능성을 확인하고자 한다.