TR201808984A2 - POLYVINYL ALCOHOL (PVA) REMOVAL IN MICROCOTTON TOWEL PRODUCTS - Google Patents

POLYVINYL ALCOHOL (PVA) REMOVAL IN MICROCOTTON TOWEL PRODUCTS Download PDF

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TR201808984A2
TR201808984A2 TR2018/08984A TR201808984A TR201808984A2 TR 201808984 A2 TR201808984 A2 TR 201808984A2 TR 2018/08984 A TR2018/08984 A TR 2018/08984A TR 201808984 A TR201808984 A TR 201808984A TR 201808984 A2 TR201808984 A2 TR 201808984A2
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machine
water
pva
microcotton
dyeing
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TR2018/08984A
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Turkish (tr)
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Çörekci̇oğlu Mustafa
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Ozanteks Tekstil Sanayi Ve Ticaret Anonim Sirketi
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Abstract

Buluş yöntem, boyama öncesinde microcotton havlı ürünlere uygulanan ağartma işleminde ürünlerin bünyesindeki polivinil alkol(PVA) gibi sentetik liflerden arındırılmasına yönelik bir yöntem ile ilgilidir.The method of the invention relates to a process for the removal of synthetic fibers, such as polyvinyl alcohol (PVA), in the bleaching process applied to microcotton pile products prior to dyeing.

Description

TEKNIK ALAN Günümüzde ev tekstili sektöründe kullanilan özellikle havlu, bornoz vb. gibi bazi dokuma kumaslar yapisal olarak microcotton havli olup, boyama öncesinde agartma islemine tabi tutulmaktadir. Bulus yöntem, boyama öncesinde microcotton havli ürünlere uygulanan agartma isleminde ürünlerin bünyesindeki polivinil alkol(PVA) gibi sentetik liflerden arindirilmasina yönelik bir yöntem ile TEKNIGIN BILINEN DURUMU Günümüzde microcotton havli ürünler ve çogu dokuma kumas çesitleri, boyama öncesinde tekstil sektöründeki ifade ile bahsetmek gerekirse ”ön terbiye” islemine maruz birakilmaktadir. Bu islem boyama islemi öncesinde, boyar maddenin ve diger birtakim inhibitör maddelerin etkisini artirmak ve microcotton havli ürün bünyesindeki dogal veya suni(sentetik) liflerden arindirmak için yapilmaktadir. TECHNICAL FIELD Today, especially towels, bathrobes, etc. used in the home textile sector. like some woven fabrics are structurally microcotton pile and before dyeing is subjected to bleaching process. Inventive method before dyeing In the bleaching process applied to microcotton pile products, the by a method for removing synthetic fibers such as polyvinyl alcohol (PVA) KNOWN STATE OF THE TECHNIQUE Today, microcotton pile products and most types of woven fabrics, dyeing If we need to talk about the expression in the textile sector before the "pre-treatment" process are exposed. This process is done before the dyeing process, before the dyestuff and to increase the effect of some other inhibitory substances and to produce microcotton pile It is made to purify it from natural or artificial (synthetic) fibers.

Polivinil alkol(PVA) sentetik liflerden olup, özelliklerinden biri suda çözünebilmesidir. Bu özellige sahip PVA lifleri, dokuma ürünlerinin boyama öncesinde belli bir sicakliktaki sicak su dolu havuzlara daldirilmasi ve uygulanan birtakim islemler ile birlikte microcotton havli üründen çikarilmaktadir. 85-90°C 'de sicak suda çözünmektedir. Bu sekilde, PVA eridikten sonra geride kalan ipligin bükümü çok düsük oldugundan düsük bükümlü havlu elde edilmektedir. Bununla birlikte, bu islem büyük miktarda PVA lifi tüketmekte (maliyet açisindan uygun degil) ve suya salinan PVA lifi kirlilige neden olup su isleme tesisleri için ekstra çalisma yapilmasina sebep olmaktadir. Polyvinyl alcohol (PVA) is a synthetic fiber and one of its properties is in water. is solvable. PVA fibers with this feature are used for dyeing of woven products. immersed in pools filled with hot water at a certain temperature and applied With some processes, the microcotton pile is removed from the product. It dissolves in hot water at 85-90°C. That way, after the PVA melts, it's left behind. Since the twist of the remaining yarn is very low, a low-twist towel can be obtained. is being done. However, this process consumes large amounts of PVA fiber. (not cost-effective) and PVA fiber released into water causes pollution and water It causes extra work for processing plants.

Baska örnek vermek gerekirse, PVA 'nin giderilmesi adimi, yaklasik 80-95 °C' lik bir sicakliga sahip sicak su ile tercihen 60 dakika boyunca kumasin temas ettirilmesini içermektedir. To give another example, the step of removing PVA is about 80-95 °C. contact the fabric with hot water of a temperature preferably for 60 minutes includes transfer.

Baska bir düzenlemede; bir veya daha fazla agartma, boyama ve son terbiye islemi PVA' nin giderilmesi asamasindan sonra gerçeklestirilebilmektedir. Örnegin, bir agartma asamasinda, kumasin NaOH ve ince bir sonlandirici madde içeren bir çözelti ile temas ettirilmektedir. Örnegin, bir son bitim isleminde kumas; SN-308 crodamide(kumas ve tekstil endüstrisinde bir kumas yumusatici ajan olarak bilinir ve bir yag asidi amidi) ya da % 2.5-3.8 OWF %O.8-1 OWF gibi bir hidrofilik yumusatici içeren bir çözelti ile temas ettirilmektedir. In another arrangement; one or more bleaching, dyeing and final finishing The process can be performed after the removal of PVA. For example, in a bleaching step, the fabric is treated with a bleach containing NaOH and a fine finishing agent. contacted with the solution. For example, the fabric in a finishing process; SN-308 crodamide (a fabric softening agent in the fabric and textile industry) known as a fatty acid amide) or 2.5-3.8% OWF 0.8-1% OWF. It is contacted with a solution containing a hydrophilic softener.

Bu bulusun önemli bir özelligi, özellikle el hissi, kabariklik, emicilik, hacimli görünüm, çamasir performansi ve dokuma kolayligi açisindan sasirtici derecede yüksek kaliteli bir havlu üreten ipliklerin egrilmesi ve bükülmesidir. An important feature of this invention, especially hand feeling, fluffiness, absorbency, bulky surprisingly in terms of appearance, laundry performance and ease of weaving. It is the spinning and twisting of yarns that produces a high quality towel.

Mevcut bulusun islemi asagidaki adimlari içerir: (a) Iplik egirme: Z kalin bir ipligin bükülmesi (yani, ipligi “Z” harfine benzer bir yönde saat yönünde döndürülmesi) ve ayri olarak Z ince bir iplikle bükülmesidir. (b) Bükümlü Egrilmis Iplikler: Düzgün olmayan bir sekilde iki ipligi birlestirmek için (yani, "S" harfi ile benzer bir yönde iplikleri saat yönünün tersine çevirmek) esit olmayan bir sekilde bükülmesidir. Kalin iplik hacmi, ince iplikteki iplik hacminden daha yüksek olmasi gerekmektedir. (c) Dokuma: Dokuma, bir kumas olusturmak için ipliklerin birbirine geçirilmesi olarak tanimlanmaktadir ve teknikte bilinen geleneksel yöntemler kullanilarak uygun sekilde gerçeklestirilmektedir. Tezgâh, atkiyi iki rapi, bir verici ve bir alici kullanarak tasimaktadir. Alici, atkiyi tezgahin bir tarafindan yarisina kadar götürüp ve onu aliciya geçirmekte, sonra ters yönde prosedürü gerçeklestirmektedir. Atki, bir hava jeti üzerinde tasinmaktadir. Dokumadan sonra, grej ürünleri sicak su isleme için tasma boyama makinesine gönderilmektedir. (d) Sicak Su Isleme: Bu prosedür, bilinen geleneksel teknikler kullanilarak uygun sekilde gerçeklestirilmektedir. Tercihen ince ipligin bükülmesi sonucu meydana gelen kalin ipligin de bükülmesi ile kumasin kabarik özelligi elde edilmektedir. The process of the present invention includes the following steps: (a) Spinning: twisting a Z thick yarn (i.e. spinning the yarn into something similar to the letter “Z” clockwise) and twisting it separately with a Z fine thread. (b) Twisted Spun Threads: For joining two threads in an uneven way (i.e. turning the threads counterclockwise in a direction similar to the letter "S") equal it is bent in an uneven way. The coarse yarn volume is the yarn volume in the fine yarn. must be higher. (c) Weaving: Weaving is the interlacing of threads to form a fabric are defined as and using conventional methods known in the art. carried out appropriately. The loom consists of two rappers, one transmitter and one receiver. using transport. The buyer takes the scarf halfway from one side of the counter and and passes it to the receiver, then performs the procedure in the opposite direction. Scarf, is carried on an air jet. After weaving, the greige products are washed with hot water. It is sent to the collar dyeing machine for processing. (d) Hot Water Treatment: This procedure is performed using conventional conventional techniques. is carried out in sequence. Preferably formed as a result of the twisting of thin yarn. The fluffy feature of the fabric is obtained by twisting the incoming thick yarn.

Ipliklerin sicak suya daldirilmasi gerekmemektedir. Sicak su islemi asagidaki gibi hacmi kullanilmaktadir. Sicaklik 80-90 °C'ye yükseltilmekte, 30-50 dakika boyunca islem yapilip, ph seviyesi 6.5-7.2 'ye ve sertligi <120 ppm' ye ayarlanmaktadir. Threads do not need to be immersed in hot water. The hot water process is as follows volume is used. The temperature is increased to 80-90 °C, for 30-50 minutes. The process is done and the pH level is adjusted to 6.5-7.2 and the hardness to <120 ppm.

Sicak su ile PVA sökülmesi islem asamasinin bir düzenlemesinde, suyun sicakligi tercihen 85-92 °C'de tutulmaktadir. Suya 3-10 9 / L penetrant ilave edilmesi tercih edilmektedir. Sicak su islemi, bir overflow boyama makinesi (hacim 150-900 kg, boyama maddesi orani 1:10 ila 1:13) kullanilarak gerçeklestirilebilmektedir. Bu düzenlemede, sicak su islemi sirasinda pH, 6.5 - 7.2 'ye ayarlanip ve sertlik 120 ppm 'den daha düsük bir degere ayarlanmaktadir. Sicak su islemi, ince ipligin bükülmesine yardimci olmakta ve daha yumusak yüzeye sahip kumas görünümünü elde edilmesi saglamaktadir. In one embodiment of the PVA stripping process step with hot water, the temperature of the water preferably kept at 85-92 °C. It is preferable to add 3-10 9 / L penetrant to the water. is being done. Hot water treatment, an overflow dyeing machine (volume 150-900 kg, dyeing agent ratio 1:10 to 1:13). This In the regulation, the pH is adjusted to 6.5 - 7.2 during the hot water treatment and the hardness It is set to a value lower than 120 ppm. Hot water treatment, fine thread helps to bend and fabric with a softer surface provides the appearance.

Teknikte bilinen düsük büküm isleme için geleneksel teknikler kullanilarak sicak su isleminden sonra gerçeklestirilebilmektedir. Örnegin, bu asamada agartma, boyama ve bitim prosedürleri gerçeklestirilebilmektedir. Hot water using conventional techniques for low-twist processing known in the art can be performed after For example, bleaching at this stage, dyeing and finishing procedures can be performed.

Bir düzenlemede, agartma, kumasin yaklasik 5-15 9 / L NaOH sivisi ve yaklasik 1-4 9 / L indirgenmis alkali hizlandirici (örnegin% 99.5 sitrik asit,% 80 glasiye asetik asit) içeren bir çözelti ilave edilmesiyle veya NaOH 'ye karsi koyabilecek diger kimyasal maddeler ile gerçeklestirilmektedir. Agartma, son terbiye için bir hidrofilik yumusatici kullanilarak takip edilebilmektedir. In one embodiment, the bleaching is done with about 5-15 9/L NaOH liquid and about 1-4 9/L reduced alkali accelerator (eg 99.5% citric acid, 80% glacial acetic acid) or by adding a solution containing NaOH carried out with other chemicals. Bleaching, a final finishing can be followed using a hydrophilic softener.

Kullanim için uygun bir agartma çözeltisinde: % 35 oksidol (4-6 9 / L), % 30 NaOH bulunmaktadir. Bir düzenlemede, agartma, 50 dakika boyunca 98°C 'de ve 11-12 ph 'da gerçeklestirilmektedir. NaOH, pamuk lifi içinde bulunan yagi, mumu ve pektin gibi maddeleri çikarmak için kullanilmakta ve bu amaç için sodyum karbonat da kullanilabilmektedir. In a bleach solution suitable for use: 35% oxidol (4-6 9 / L), 30% NaOH are available. In one embodiment, the bleaching is at 98°C for 50 minutes and It is carried out at 11-12 pH. NaOH, the oil, wax contained in the cotton fiber It is used to remove substances such as pectin and pectin and sodium for this purpose. carbonate can also be used.

Bir baska düzenlemede boyama asamasinda; kumasin su, boyama malzemeleri ve boyama kimyasallari içeren bir çözelti ile temas ettirilmesiyle gerçeklestirilmekte; pH 'i yaklasik 10 'a ayarlanmakta, yaklasik 30 dakika yaklasik 60 °C'de isitilmakta ve daha sonra kumas sudan geçirilmektedir. Bu bulusta kullanim için uygun bir boyama çözelti örnegi asagidakileri içerir: % 99 tuz agartmadan sonra gerçeklestirilmektedir. Boya maddeleri gerçek rengi saglamaktadir. sonra, kumas rulosu, bir kumas boyama makinesinde, normal sekilde yikanmakta ve boyanmaktadir. Malzeme boyama makinesine girdiginde, çalisma sicakligi 120 °C'dir. In another embodiment, at the painting stage; fabric water, dyeing materials and by contacting it with a solution containing dyeing chemicals. being carried out; The pH is adjusted to approximately 10, approximately 30 minutes. It is heated at 60 °C and then the fabric is passed through water. In this invention An example of a dyeing solution suitable for use contains: 99% salt performed after bleaching. dyestuffs true color it provides. Afterwards, the fabric roll is washed normally in a fabric dyeing machine. and it is painted. When the material enters the dyeing machine, the working temperature It is 120 °C.

Sivi orani, malzemenin (agirlik) suya (hacim) oranidir. Sivi orani, kumasin serbest hareketine izin verirken, PVA' nin derhal çözülmesini kolaylastirmak için yeterli olmalidir. Tipik olarak flotte orani; isletmelerde 1/6 'dir ancak laboratuvar ortaminda yapilan daha hassas deneylerde bu oran 1/30, 1/20 olabilmektedir. Liquid ratio is the ratio of material (weight) to water (volume). Liquid ratio, free of fabric sufficient to facilitate immediate dissolution of the PVA while allowing should be. Typically the liquor ratio; It is 1/6 in enterprises, but laboratory This ratio can be 1/30, 1/20 in more sensitive experiments performed in the environment.

Malzeme, tipik olarak, kumas boyama makinesine girmeden önce halat sekline sokulmaktadir. Malzemenin rotasyonu, PVA 'nin hizli çözünmesi için önemli olup, sürekli bir tasarli sisteme baglidir. The material is typically shaped into a rope before entering the dyeing machine. is inserted. The rotation of the material is important for the rapid dissolution of the PVA. depends on a continuous designed system.

Yikamadan sonra, flotte bosaltilir ve tüm çözünmüs PVA 'yi yok etmek için durulama taze su kullanilmaktadir. Su, 55-100 °C arasinda degisen bir sicaklikta olup tercihen su 95 °C gibi yüksek bir sicakliktadir. PVA, çözünme asamasi sirasinda pihtilasir ve yüksek sicaklik muhafaza edilirse, sicak suda derhal çözülmektedir. Bu nedenle, kumas, herhangi bir PVA tortusunu yikamak için bosaltildiktan sonra sicak suda durulanmaktadir. Bu durulama adimi ayrica, gevsek elyaflarin drenaj suyu ile birlikte disari akmasini da saglamaktadir. After washing, the liquor is drained and removed to remove all dissolved PVA. fresh water is used for rinsing. The water is at a temperature varying between 55-100 °C. preferably the water is at a high temperature of 95 °C. PVA, dissolution stage If it coagulates during and high temperature is maintained, immediately in hot water is being resolved. Therefore, the fabric is used to wash off any PVA residue. After emptying, it is rinsed in hot water. This rinsing step also It also allows loose fibers to flow out together with the drainage water.

Yikanmis ip daha sonra bir reçine muamelesi için dolgu mansonundan geçirildikten sonra burada 25 g / L 'de dimetil, dihidroksi etilen üre (DMDHU) ile doldurulmakta, bir katalizör olarak magnezyum klorür ile bir reçine (7.5 9 / L) ile islem görmektedir. Yumusak bir kumas yüzeyi elde edilmesi için yumusatici (5 g / L) ve elyaf dayanimini önlemek için Turbex CAN (10 g / L) eklenmektedir. The washed thread is then removed from the padding sleeve for a resin treatment. Here at 25 g/L dimethyl dihydroxy ethylene urea (DMDHU) after passing through being filled with a resin (7.5 9/L) with magnesium chloride as a catalyst is being treated. Softener (5 for obtaining a soft fabric surface) g / L) and Turbex CAN (10 g / L) is added to prevent fiber strength.

Mevcutta, microcotton havli ürünlerde PVA 'nin uzaklastirmasina yönelik uygulanmakta olan yöntem, 4 adimdan ibaret olup; 0 1.Adim: Ilk olarak kumas HT makinesine alinip, makineye 1/6 flotte oraninda su verilmektedir. Makine sicakligi 110 °C 'ye çikartilmakta ve 1 saat bu sicaklikta çalisilmaktadir. Bu süre sonunda makine 80 °C 'ye sogutulup ve su bosaltilmaktadir. o 2. Adim: Makineye ayni oranda tekrar su alinip sogukta 15 dakika çalistirildiktan sonra su bosaltilmaktadir. o 3. Adim: Flotte orani 1/6 olacak sekilde makineye su alinmaktadir. 0,6 g/I islatici - 0,2 g/l stabilizatör - 3,5 g/l kostik otomasyon sisteminden makineye gönderim yapilip, makinenin çalisma sicakligi 70 °C 'ye çikartilmaktadir. Otomasyon yardimi ile 1,8 g/I hidrojen peroksit makineye gönderilip, sicaklik 95°C 'ye çikarilarak bu sicaklikta 45 dakika çalisilmaktadir. Bu süre sonunda makine çalisma sicakligi 80 °C 'ye sogutulmakta ve makine bosaltilmaktadir. o 4. Adim: Makineye tekrar 1/6 flotte oraninda su alinip, 1,8 g/l asetik asit makineye gönderilmekte ve sonrasinda makine çalisma sicakligi 70 °C 'ye isitilmaktadir. Makine 70 °C 'de 10 dakika çalistirilip sonra bosaltilip boyama adimina geçilmektedir. Currently, for the removal of PVA in products with microcotton pile The method being applied consists of 4 steps; 0 1.Step: First, the fabric is taken to the HT machine, and 1/6 liquor is poured into the machine. water is given. The machine temperature is increased to 110 °C and 1 the clock is operating at this temperature. At the end of this period, the machine reaches 80 °C. it is cooled and the water is discharged. o Step 2: The machine is filled with water at the same rate and kept in the cold for 15 minutes. After it is started, the water is emptied. o Step 3: Water is taken into the machine with a liquor ratio of 1/6. 0.6 g/I wetting agent - 0.2 g/l stabilizer - 3.5 g/l from caustic automation system sent to the machine and the operating temperature of the machine is set to 70 °C. is removed. 1.8 g/I hydrogen peroxide into the machine with the help of automation and the temperature is increased to 95°C for 45 minutes at this temperature. is being studied. At the end of this period, the operating temperature of the machine reaches 80 °C. is cooled and the machine is emptied. o Step 4: Take 1/6 liquor of water into the machine again and add 1.8 g/l acetic acid. is sent to the machine and then the machine operating temperature is set to 70 °C. is heated. The machine is operated at 70 °C for 10 minutes and then emptied. it is passed to the dyeing step.

Mevcutta uygulanan bu yöntemin daha anlasilabilir olmasi açisindan proses akis sematigi asagida belirtilmektedir: Proses Akis Semasi (Mevcut) Kumas HT Makinesine Alinir Makineye su alinir, sicaklik 110 °C'ye çikarilir V ve 1 saat çalisilir Makine 80 °C'ye sogutulur ve su bosaltilir Makineye su alinir, 15 dakika çalisilir ve su bosaltilir Su ve 0,6 g/l islatici - 0,2 g/I stabilizatör - 3,5 ` g/I kostik eklenir Makinenin sicakligi 70 °C'ye çikarilir 1,8 g/l hidrojen peroksit eklenir Sicaklik 95 °C'ye çikarilir ve 45 dakika islem yapilir Makine 80 °C'ye sogutulur ve makine bosaltilir Su ile 1,8 g/I asetik asit makineye gönderilir 7 Makine 70 °C'ye isitilir, 10 dakika islem yapilir 1 ve makine bosaltilir BULUSUN TANIMI Bulus yöntem, boyama öncesinde microcotton havli ürünlere uygulanan agartma isleminde, ürünlerin bünyesindeki polivinil alkoI(PVA) gibi sentetik liflerden arindirilmasina yönelik olup; bu islem basamaklari ile enerji ve maliyet bakimindan avantaj elde etmek, dolayisiyla üretim kapasitesini artirmak amaçlanmaktadir. In order to make this currently applied method more understandable, the process flow The semantics are given below: Process Flow Chart (Current) The fabric is taken to the HT machine Water is taken into the machine, the temperature is increased to 110 °C V and 1 hour work The machine is cooled to 80 °C and the water is drained Water is taken into the machine, it is worked for 15 minutes and the water emptied Water and 0.6 g/l wetting agent - 0.2 g/l stabilizer - 3.5 ` g/I caustic is added The temperature of the machine is increased to 70 °C 1.8 g/l hydrogen peroxide is added The temperature is increased to 95 °C and processed for 45 minutes. makes The machine is cooled to 80 °C and the machine is emptied 1.8 g/l acetic acid with water is sent to the machine 7 The machine is heated to 70 °C, 10 minutes of operation 1 and the machine is unloaded DESCRIPTION OF THE INVENTION The inventive method is bleaching applied to microcotton pile products before dyeing. In the process, it is made of synthetic fibers such as polyvinyl alcohol (PVA) in the products. is intended for purification; energy and cost with these process steps to gain advantage in terms of is intended.

BU LUSUN DETAYLI AÇIKLAN MASI Bulusa konu olan yöntem ise boyama öncesi microcotton havli dokuma ürünlerin bünyesindeki PVA 'lardan ön terbiye asamasinda arindirma islemine yönelik olup, amaci islem basamaklarini faydali ve avantajli hale getirerek enerji, maliyet tasarrufu saglamasi ve böylece üretim kapasitesini arttirilmasi. DETAILED EXPLANATION OF THIS INVENTION The method that is the subject of the invention is the production of microcotton pile woven products before dyeing. It is intended for purification from PVA's in the pre-treatment phase, The aim is to make the process steps useful and advantageous to save energy and cost. saving money and thus increasing production capacity.

Bulusa konu alan yöntem islem adimlari 2 adet olmaktadir ve; 1. Adim: Kumas HT(boyama) makinesine alinir. Makineye 1/6 flotte oraninda su alinip, 0,6 g/I islatici - 0,2 g/I stabilizatör - 3,5 g/I kostik otomasyon sisteminden makineye gönderim yapilmaktadir. Makinenin çalisma sicakligi 70 °C 'ye çikartilmakta, otomasyon yardimi ile 1,8 g/I hidrojen peroksit makineye gönderilmektedir. Mevcutta uygulanan yöntemden farkli olarak bu defa sicaklik 110 °C ,ye çikarilmakta ve bu sicaklikta 30 dakika HT makinesi çalistirilmaktadir. Bu süre sonunda makine çalisma sicakligi 80 °C 'ye sogutulup, bosaltilmaktadir. 2.Adim: Makineye tekrar 1/6 flotte oraninda su alinmakta, 1,8 g/I asetik asit makineye gönderilip ve sonrasinda makine çalisma sicakligi 70 °C 'ye isitilmaktadir. Daha sonra makine çalisma sicakligi 70 °C 'ye getirilip, 10 dakika çalistirildiktan sonra makine bosaltilmaktadir ve sonrasinda boyama adimina geçilmektedir. The method processing steps that are the subject of the invention are 2 and; 1. Step: The fabric is taken to the HT (dyeing) machine. 1/6 liquor to the machine 0.6 g/I wetting agent - 0.2 g/I stabilizer - 3.5 g/I caustic It is sent from the automation system to the machine. of the machine The working temperature is increased to 70 °C, with the help of automation 1.8 g/I hydrogen peroxide is sent to the machine. currently implemented Unlike the method, this time the temperature is increased to 110 °C and this HT machine is operated for 30 minutes at this temperature. At the end of this period The machine is cooled to 80 °C at the operating temperature and emptied. Step 2: Water at the rate of 1/6 liquor is taken into the machine again, 1.8 g/l acetic acid sent to the machine and then the machine operating temperature to 70 °C. is heated. Then the operating temperature of the machine is brought to 70 ° C, After one minute of operation, the machine is emptied and then dyeing name is passed.

Proses Akis Semasi (Gelistirme) Su ve 0,6 g/l islatici - 0,2 g/I stabilizatör - 3,5 g/I kostik eklenir Makine 70 °C'ye isitilir, 10 dakika islem yapilir ve makine bosaltilir Bulusa konu olan yöntem, böylece agartma baslangicinda önceden uygulanan yönteme göre 2 adet islem basamagindan bagimsiz, yenilik içermekte ve zaman maliyet açisindan avantajlar saglamaktadir. Böylece üretim masraflari azalirken Önceden Uygulanan Yöntem Basamaklari eklenir Bosaltma Ü Su alinir 0,6 g/l islatici - 0,2 g/l stabilizatör , 3,5 g/l kostik Bosaltma l iL 1,8 g/I hidrojen Deroksit Patent Basvurusu Yapilan Yöntem Basamaklari A 15 dak V j \ 1.Ad1m 2. Adim 3. Adim 0,6 g/l islatici - 0,2 9/ I stabilizatör , 3,5 g/I kostik 1,8 g/I hidrojen peroksit 1 .Adim Su ile 1,8 g/I 70°C asetik asit dak l 2. Adim asetik asit dak Bosaltma 4. Adim Process Flow Chart (Development) Water and 0.6 g/l wetting agent - 0.2 g/l stabilizer - 3.5 g/l caustic is added The machine is heated to 70 °C, processed for 10 minutes and the machine emptied The method of the invention is thus pre-applied at the start of bleaching. According to the method, it is independent of 2 processing steps, includes innovation and is time-consuming. provides advantages in terms of cost. Thus, while the production costs are reduced, Previously Applied Method Steps is added Unloading U water is taken 0.6 g/l wetting agent - 0.2 g/l stabilizer , 3.5 g/l caustic Unloading l iL 1.8 g/l of hydrogen deroxide Steps of Method for Patent Application A 15 min Vj \ 1.Step1m.2.Step.3.Step 0.6 g/l wetting agent - 0.2 9/ I stabilizer , 3,5 g/I caustic 1.8 g/l of hydrogen peroxide Step 1. 1.8 g/I with water 70°C acetic acid min l Step 2. acetic acid min Unloading Step 4

Claims (1)

ISTEMLER Bulus, microkoton havli kumaslardan polivinil alkol(PVA) 'dan arindirilmasina yönelik yöntem olup; özelligi: Microcotton kumas ve/veya dokuma ürününün HT(b0yama makinesi) 'ne alinmasi, Makineye 1/6 flotte oraninda su alinmasi, 0,6 g/I islatici - 0,2 g/l stabilizatör - 3,5 g/I kostik otomasyon sisteminden makineye gönderim yapilmasi, . Makinenin çalisma sicakligi 70 °C 'ye çikartilmasi, . Otomasyon yardimi ile 1,8 g/I hidrojen peroksit makineye gönderilmesi, Makinenin çalisma sicakligi 110 °C 'ye çikarilarak, bu sicaklikta 30 dakika çalisilmasi, Bu süre sonunda makine 80 °C 'ye sogutulup, bosaltilmasi, Makineye tekrar 1/6 flotte oraninda su alinmasi, 1,8 g/I asetik asit makineye gönderilir ve sonrasinda makine 70 °C 'ye isitilmasi, 70 °C 'de 10 dakika çalisilip makine bosaltilmasi Ve sonrasinda boyama adimina geçilmesi, islem adimlari içermesidir.CLAIMS The invention is a method for the purification of polyvinyl alcohol (PVA) from microcotton pile fabrics; feature: Microcotton fabric and/or weaving product is taken to HT(dyeing machine), 1/6 liquor of water is taken into the machine, 0.6 g/I wetting agent - 0.2 g/l stabilizer - 3.5 g/I caustic sending from the automation system to the machine, . Increasing the working temperature of the machine to 70 °C, . Sending 1.8 g/I hydrogen peroxide to the machine with the help of automation, Increasing the working temperature of the machine to 110 °C and working at this temperature for 30 minutes, After this period, the machine is cooled to 80 °C and discharged, water is taken, 1.8 g/I acetic acid is sent to the machine, and then the machine is heated to 70 °C, the machine is run at 70 °C for 10 minutes and the machine is emptied, and then the dyeing step includes process steps.
TR2018/08984A 2018-06-25 2018-06-25 POLYVINYL ALCOHOL (PVA) REMOVAL IN MICROCOTTON TOWEL PRODUCTS TR201808984A2 (en)

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