CN101424040B - Wool fiber modification treatment method - Google Patents
Wool fiber modification treatment method Download PDFInfo
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Abstract
The invention relates to a method for the modification treatment of wool fibre and belongs to the field of dyeing and finishing technology. The method adopts pre-oxidation treatment, oxidation treatment, reduction treatment, enzyme hydrolysis treatment, softening treatment and other modification procedures, can effectively improve the felting property of loose wool fibre, wool yarn, wool strips, wool flower type strips so as to prepare a worsted wool product, so as to achieve the effects of felting prevention and machine washablility, improve the dimension stability of the worsted wool product and simultaneously obtain soft and smooth hand feeling and excellent lustrousness. The standard washing shrinkage rate of the wool clothing product produced through the method is lower than 3 percent.
Description
Technical field
The present invention relates to a kind of processing method of modified woolen fiber, be specifically related to loose wool fiber, yarn, wool top or WORSTED goods and have the processing method of modified woolen fiber of the performance of felt proofing performance, softness and smooth hand feeling and ready-made clothes " machine washable ", belong to the textile dyeing and finishing technical field.
Background technology
Wool product, as all kinds of wools, diffusing hair, wool top, yarn, spinning woolen, fancy woollen goods, high-grade wool knitted product, wool machine washable clothes etc., all relate to the removal problem of wool surface scale in the printing and dyeing process, this is the common problem of printing and dyeing wool industry.The wool textile goods are one of the most complicated natural fabrics of structure, because of the special scale tissue on wool surface, cause woolen dyed and chemically treated difficulty and felting tendency.The method of removing the wool scale tissue with chlorinating agent (the plain salt of dichloro isocyanuric urine) is the most popular method that solves the wool product felting, accounts for the processing capacity of domestic spinning hair 95%.
For example, notification number is in the Chinese invention patent " machine washable snow-velvet and production technology thereof " of CN1309881C, discloses a kind ofly to handle the method that the scale that removes wool surface prepares the machine washable snow-velvet with plain salt of dichloro isocyanuric urine and compound protease.Notification number is that the Chinese invention patent " method of multistep chemical treatment of sheep's wool to imitate Alpack fibre " of CN1176266C adopts organochlorine DC (the plain salt of dichloro isocyanuric urine) and protein enzyme to handle loose wool fiber or wool top, the method that removes wool surface scale or prune the scale corner angle.The advantage of chloridizing is: chlorine can corrode scale structure, reduces the skin-friction effect of wool product processing and daily washing; The chlorinating agent processing of appropriateness can prevent the damage of wool, descends as brute force, and the loss in weight, feel is coarse, the elasticity variation.But it can not reach felt proofing clean result completely, does not satisfy the requirement of DIMENSIONAL STABILITY behind the machine washable.Therefore, the commercialization technology of external high-grade spinning woolen or wool top mainly adopts chlorination-Hercosett (chlorination/resin two-step method) technology.The plain salt chlorination technique of dichloro isocyanuric urine or chlorination-Hercosett technology used for two more than ten years, but this mature technology has been subjected to very big impact abroad in recent years.Chlorination technique is not a kind of friendly process, and the influence of environmental pollution is very big, contains toxic very high AOX (the halogenated organic content that can absorb).Chlorination technique causes bigger damage to wool fibre easily, causes color and luster yellowing even metachromatism, the processing of incompatible especially high-grade pattern wool yarn.
At present, substituting the chlorination of wool technology has with the investigative technique for preparing wool shrinkproof, " machine washable " goods: oxidation technology, zymotechnic, resin technology and two steps or three step wool shrinkproof technology etc.
1, oxidation technology: permonosulphuric acid and salt, hydrogen peroxide, potassium permanganate etc. are all attempted being applied to woolen shrinkproof technology, external peroxy-monosulfate-silicon emulsion the technology that adopts, as Caroat-Ultratex (U.S. Ciba company), Dylan Ultrasoft (PPT company) etc., but to the treatment effect that improves the various easy nursing of wool far away from chlorination technique.Notification number is in the CN1136352C Chinese invention patent " the easy care performance energy method of modifying and the product of wool fiber thereof of product of wool fiber ", adopt oxidation (permonosulphuric acid or peroxy-monosulfate) processing, enzyme (Argaenzyme STL) processing, soft treatment that wool fibre is carried out modification and handle, but the wool product of the soft machine washable of preparation.
2, zymotechnic: trypsase, papain, lipase, gene modified protein enzyme (as the LAN L of Denmark Novo company), complex enzyme (as transferase and correction protease) etc. all once were applied to the shrinkproof technology of wool.Notification number is that the Chinese invention patent enzyme of the wool " handle " of CN1028781C discloses a kind of enzyme (as bromelain) processing method, makes wool or animal fiber have low felting or does not play felt and soft wool feel.Publication number is in the Chinese invention patent " the biotechnology method for sorting of wool " of CN1748056A, reported with protease (as the Protex Multiplus L protease of Genencor) and handled wool woven thing or knitted fabric that preparation is shunk less than 3% and the wool product of balling-up, felting do not taken place.Notification number is that the Chinese invention patent " wool anti-felting finishing method " of CN1316117C has been reported employing pre-treatment (shitosan), enzyme processing (neutral proteinase and neutral lipase) and soft treatment, preparation Wool fabric anti-felting rate is less than 3%, loss of strength 5% with interior preventing felting and shrinking of wood fabric fabric.Notification number is the Chinese invention patent " wool by bio-modification processing method " of CN1207461C
Report adopts lipase (as Lipolase 100T enzyme), hydrogen peroxide/catalase (TerminoxUltra 50L), protease (Nolan) and soft finish to come modified wool yarn, bulk fibre or wool top, and preparation has " machine washable " product of soft and felt proofing.Directly handle and be difficult to play the effect that decrement is modified the wool scale tissue with enzyme; And through pre-swelling of wool or etching, again with enzyme handle can because of the preferential attack altitude of bacterialprotease can be expanded cortical layer and inhomogeneous enzyme hydrolysis, though can make the wash shrinkage rate of wool reach the machine washable standard, the fibre strength damage is very big, and feel is extremely coarse; As wool weightlessness is 3%, powerful decline 25%; Weightless 5% o'clock intensity decreases is up to 50%, and therefore the application of enzyme treatment process in actual production is very restricted separately.
3, resin technology: adopt Polymer G (PPT company) resin, form cover layer on the wool top layer, but this method can not use separately, otherwise can have influence on the soft feel of goods such as wool top, wool worsted clothes.Notification number is that the Chinese invention patent " polyurethane wool anti-felting finish agent and preparation method thereof " of CN1304461C has reported that usefulness polyisocyanates and polyol compound, polyether-modified polyorganosiloxane compounds synthesize the reactive organic-silicon-modified aqueous polyurethane wool anti-felting finish agent of a kind of anionic, and it is a kind of a kind of processing method of improving the wool surface state by the RESIN FINISH method.The advantage of this method be have the feature of environmental protection, the preventing felting and shrinking of wood fabric effect is good, but this method is big to the feel influence of wool product, be not suitable for the requirement of the soft wool product that requires is arranged, therefore in industrial this technology of generally not using separately, wool stripping squama and the resin technology of adopting to satisfy the requirement of wool product to felt proofing and soft feel more.Notification number be CN1244732C Chinese invention patent " the feld proofing Aquo-composition of wool " report with polyether polyol the water-soluble preshrunk body of preparation such as oligomeric polyols, be used for the feld proofing of wool.The agent of also useful high polymer preventing felting and shrinking of wood fabric improves the effect of preventing felting and shrinking of wood fabric as protein-epoxide modified thing (CN87100206B " Wool fabric anti-felting finishing agent and manufacturing technique thereof "), soluble polyurethane (CN1233897C " worsted wool fabric and ready-made clothes form lasting stability finishing technique ").
4, two steps or three step wool shrinkproof technology: ultraviolet ray-protease Decrement Technique, glow discharge low-temp plasma-protease technology, ammonia salt-protease technology, oxidation (reduction)-protease technology, shitosan-protease technology, neutral lipase-protease-resin technology etc. are arranged.The a large amount of equipment of needs input that these technical research have, and the manufacturing cost of this equipment is very high or lack and produce repeatability at present; The damage to wool fibre that has is very big, the higher or poor practicability of the cost that has.Notification number be the Chinese invention patent " easily healthy, easily the preparation method of the wool of nursing, environmental protection " of CN100352997C report with metal handle (Main Ingredients and Appearance is copper sulphate and zinc sulfate etc.), oxidation processes, alkali treatment, alkali reduction, the processing of reducing waits to substitute chlorine class medicament (as clorox, DCCNa), the scale that effect by physically and chemical action divest the wool surface.Though this method has been avoided the high pollution to environment of traditional chlorination technique, but copper ion and zinc ion solution itself have been used, can be adsorbed on (as combining with polar group formation coordination on the wool) on the wool fibre by copper ion, metal ion in the textiles is exceeded standard, in addition, physical action is undesirable in the effect of removing the wool top scale, this is that (9.5-11 changes/min) rotates because wool top is as adopting low speed, equipment and wool top, wool top and wool top, rubbing action between wool top and the water is limited, adopt high speed rotating then can make the wool top turmoil, even make wool tops yarn surface produce a lot of fine hair, directly have influence on the surface smoothness of wool product.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, a kind of feltability that can improve wool fibre effectively is provided, with preparation WORSTED goods, improve the DIMENSIONAL STABILITY of WORSTED goods, obtain the method that the Wool fiber modification soft and smooth hand feeling and the gloss of excellence is handled simultaneously.
The technical solution used in the present invention is: the method that provides a kind of Wool fiber modification to handle comprises the steps:
(1) pre-oxidation treatment: in the wool batch dying machine, add oxidant SODIUM PERCARBONATE and promoter tetraacetyl ethylene diamine, described SODIUM PERCARBONATE weight is 0.5～6% of processed wool fibre weight, tetraacetyl ethylene diamine weight is 30～60% of SODIUM PERCARBONATE weight; bath raio is 1:10～20; wool fibre is carried out pre-oxidation treatment, and the processing time is 20～60 minutes, and the pre-oxidation treatment bath temperature is 30～80 ℃;
(2) oxidation processes: in the wool batch dying machine, add by high-efficient penetrant and oxidant and form the oxidation processes bath, wool fibre is carried out 20～30 minutes oxidation processes; Described high-efficient penetrant is SP-2, and oxidant is one or more a mixture in ammonium persulfate, sodium peroxydisulfate and the potassium peroxydisulfate; High-efficient penetrant SP-2 consumption is 0.5～1% of a processed wool weight, and the oxidant consumption is 2～10% of a processed wool weight; The treatment temperature that oxidation processes is bathed is 25～45 ℃;
(3) reduction is handled: one or more the mixture with sodium sulfite, sodium hydrogensulfite, sodium pyrosulfite is a reductant, in the wool batch dying machine, wool fibre is reduced processing; Described reductant consumption is 2～10% of a processed wool weight; The reduction treatment temperature is 30～60 ℃, and the time is 20～60 minutes;
(4) enzyme hydrolysis is handled: adopt alkali protease to handle and bathe, in the wool batch dying machine, wool fibre is carried out enzyme hydrolysis handle; During described enzyme was handled and bathed, the basic protein enzyme dosage was 0.2～1.0% of a processed wool weight, and enzyme is handled and bathed with soda ash regulator solution pH value is 7.5～8.2; The enzyme hydrolysis treatment temperature is 50～55 ℃, and the processing time is 20～30 minutes;
(5) soft treatment: with amido organosilicon, organic hydroxy silicate, epoxy modified silicone or advanced higher fatty acid derivative is softener, in the wool batch dying machine, wool fibre is carried out soft treatment; The softener consumption is 2.5～8% of a processed wool weight; The pH value that soft treatment is bathed with acetic acid adjusting Treatment Solution is 4.5～5; The soft treatment temperature is 30～45 ℃, and the processing time is 30～50 minutes.
Wool of the present invention is full loose wool fiber, yarn or wool top.Described yarn is washed the yarn of blending or the yarn of hair nitrile blending for hair, and the content of wool fibre is not less than 40% in the blended yarn.
Compared with prior art, the present invention is owing to adopted modified process such as pre-oxidation treatment, oxidation processes, reduction processing, enzyme hydrolysis processing and soft treatment, its advantage is to improve the feltability of loose wool fiber, wool yarn, wool top, wool fancy yarn, wool fancy wool top effectively, with preparation WORSTED goods, reach anti-fulling milling and " machine washable " effect, improved the DIMENSIONAL STABILITY of WORSTED goods, obtained soft simultaneously and smooth hand feeling and excellent gloss.Adopt the standard washing shrinkage factor of the wool garment products of this method production to be lower than 3%.
The specific embodiment
Below in conjunction with embodiment the present invention is further described:
Embodiment 1:
For the wool fibre that no dyeing is handled, the technology that its modification is handled is: wool fibre → pre-oxidation treatment → washing → oxidation processes → washing → reduction processing → washing → enzyme hydrolysis processing → washing → (dyeing → washing) → soft treatment → centrifugal dehydration → oven dry → modified woolen fiber.
Loose wool fiber: the 100Kg bulk fibre is put into batch (-type) flock dyeing machine, in the time of 30-32 ℃, add 3Kg SODIUM PERCARBONATE and 0.9Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 28-30 ℃, add 0.8Kg high-efficient penetrant SP-2 and 5Kg ammonium persulfate, move 25 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 38-40 ℃, add 5Kg sodium pyrosulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.8Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 5Kg softener, wherein softener is that mass ratio is the amino silicone softener of 2:1 and the mixture of higher fatty acids softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 2:
Loose wool fiber: the 100Kg bulk fibre is put into batch (-type) flock dyeing machine, in the time of 30-32 ℃, add 5Kg SODIUM PERCARBONATE and 2.5Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, adding 0.5Kg high-efficient penetrant SP-2 and 4Kg mass ratio in the time of 28-30 ℃ is 1: 1 the ammonium persulfate and the mixture of sodium peroxydisulfate, moves 30 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again, discharges water.Then, in the time of 38-40 ℃, add the 4Kg mass ratio and be 1: 1 sodium pyrosulfite and sodium sulfite mixture, move 25 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.8Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 4Kg softener, wherein softener is that mass ratio is the amino silicone softener of 1:1 and the mixture of higher fatty acids softener, moves 40 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 3:
Loose wool fiber: loose wool fiber can adopt conventional ACID DYES, neutral dye or reactive dyeing in batch (-type) flock dyeing machine after enzyme hydrolysis is handled, after soft treatment, dehydration and oven dry processing.Treatment conditions related to the present invention are with embodiment 1.Can make the dyeing wool modifying and handle bulk fibre.
In technical solution of the present invention, woolen dyed for adopting ACID DYES, neutral dye, REACTIVE DYES, cation dyes, basic-dyeable fibre, DISPERSE DYES to use the normal dyeing method with preparation dyeing wool fibre, wool/acrylic fiber and wool/terylene fiber.
Embodiment 4:
Loose wool fiber: loose wool fiber can adopt conventional ACID DYES, neutral dye or reactive dyeing in batch (-type) flock dyeing machine after enzyme hydrolysis is handled, after soft treatment, dehydration and oven dry processing.Treatment conditions related to the present invention are with embodiment 2.Can make the dyeing wool modifying and handle bulk fibre.
Embodiment 5:
Wool yarn (60 of specifications): the 100Kg yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 2Kg SODIUM PERCARBONATE and 0.6Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, adding 0.6Kg high-efficient penetrant SP-2 and 5.5Kg mass ratio in the time of 28-30 ℃ is ammonium persulfate and the potassium peroxydisulfate mixture of 1:1, moves 25 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again, discharges water.Then, in the time of 38-40 ℃, add 4Kg sodium pyrosulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.7Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 4Kg flexible smooth agent, wherein flexible smooth agent is that mass ratio is the amino silicone softener of 1:1 and the mixture of higher fatty acids softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 6:
Wool yarn (60 of specifications): wool yarn can adopt conventional ACID DYES, neutral dye or reactive dyeing in the batch (-type) top dyeing machine after enzyme hydrolysis is handled, after soft treatment, dehydration and oven dry processing.Treatment conditions related to the present invention are with embodiment 5.Can make wool modifying and handle 60 dyeing wool yarns.
Embodiment 7:
Wool yarn (32 of specifications): the 100Kg yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 3Kg SODIUM PERCARBONATE and 1.8Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, adding 0.7Kg high-efficient penetrant SP-2 and 6Kg mass ratio in the time of 28-30 ℃ is ammonium persulfate and the potassium peroxydisulfate mixture of 1:2, moves 30 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again, discharges water.Then, in the time of 38-40 ℃, add 3Kg sodium hydrogensulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.6Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 4.5Kg flexible smooth agent, wherein flexible smooth agent is that mass ratio is the amino silicone softener of 2:1 and the mixture of higher fatty acids softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 8:
Wool yarn (32 of specifications): wool yarn can adopt conventional ACID DYES, neutral dye or reactive dyeing in the batch (-type) top dyeing machine after enzyme is handled, after soft treatment, dehydration and oven dry processing.Treatment conditions related to the present invention are with embodiment 7.Can make wool modifying and handle 32 dyeing wool yarns.
Embodiment 9:
60/40 wool/acrylic fibers yarn (66 of specifications, wool content 60%, acrylic fibers content 40%): 100Kg wool/acrylic fibers yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 1Kg SODIUM PERCARBONATE and 0.3Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 28-30 ℃, add the ammonium persulfate of 0.5Kg high-efficient penetrant SP-2 and 5Kg, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 38-40 ℃, add 3Kg sodium hydrogensulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.2Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 3.0Kg flexible smooth agent, wherein flexible smooth agent is amino silicone softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 10:
60/40 wool/acrylic fibers yarn (66 of specifications, wool content 60%, acrylic fibers content 40%): wool/acrylic fibers yarn is after enzyme is handled, can in the batch (-type) top dyeing machine, adopt conventional ACID DYES, REACTIVE DYES, cation dyes, basic dyeing, after soft treatment, dehydration and oven dry are handled.Treatment conditions related to the present invention are with embodiment 9.Can make wool/acrylic fibers yarn modification and handle 66 dyeing wool/acrylic fibers yarns.
Embodiment 11:
70/30 wool/terylene yarn (66 of specifications, wool content 70%, terylene content 30%): 100Kg wool/terylene yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 1.5Kg SODIUM PERCARBONATE and 0.5Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, the mass ratio that adds 0.5Kg high-efficient penetrant SP-2 and 4Kg in the time of 28-30 ℃ is 2: 1 the sodium peroxydisulfate and the mixture of potassium peroxydisulfate, moves 30 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again, discharges water.Then, in the time of 38-40 ℃, add 3Kg sodium sulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.3Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 4.0Kg flexible smooth agent, wherein flexible smooth agent is the hydroxyl silicone softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 12:
70/30 wool/terylene yarn (66 of specifications, wool content 70%, terylene content 30%): the wool/terylene yarn is after enzyme is handled, can in the batch (-type) top dyeing machine, adopt conventional ACID DYES, neutral dye, REACTIVE DYES, disperse dyeing, after soft treatment, dehydration and oven dry are handled.Treatment conditions related to the present invention are with embodiment 11.Can make the modification of wool/terylene yarn and handle 66 dyeing wool/terylene yarns.
Embodiment 13:
For the woolen dyed fiber that dyes and handle, the technology that its modification is handled is: woolen dyed fiber → pre-oxidation treatment → washing → oxidation processes → washing → reduction processing → washing → enzyme processing → washing → soft treatment → centrifugal dehydration → oven dry → modified woolen fiber.Wherein, the pre-oxidation treatment processing step is the operation that can adopt, and also is the operation that possible not adopt simultaneously, can decide according to the requirement of dyeing wool product, and other operation such as centrifugal dehydration and oven dry all are conventional operations.Woolen dyed fiber is wool fibre, wool/acrylic fiber and the wool/terylene fiber that processed wool fibre has adopted ACID DYES, neutral dye, REACTIVE DYES, cation dyes, basic-dyeable fibre, disperse dyeing.
The dyeing loose wool fiber: the loose wool fiber that 100Kg is dyed is put into batch (-type) flock dyeing machine, the mass ratio that adds 0.5Kg high-efficient penetrant SP-2 and 4.5Kg in the time of 28-30 ℃ is 1: 1 the sodium peroxydisulfate and the mixture of potassium peroxydisulfate, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 38-40 ℃, add 6Kg sodium pyrosulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.4Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 5Kg flexible smooth agent, wherein flexible smooth agent is that mass ratio is the amino silicone softener of 1:1 and the mixture of higher fatty acids softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 14:
Dyeing loose wool fiber: the loose wool fiber that 100Kg has dyeed is put into batch (-type) flock dyeing machine, in the time of 30-32 ℃, add 1Kg SODIUM PERCARBONATE and 0.5Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Other treatment conditions related to the present invention are with embodiment 13.
Embodiment 15:
Dyeing wool yarn (66 of specifications): 100Kg dyed yarn is put into the batch (-type) top dyeing machine, the mass ratio that adds 0.6Kg high-efficient penetrant SP-2 and 5.5Kg in the time of 28-30 ℃ is 1: 1 the sodium peroxydisulfate and the mixture of ammonium persulfate, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 38-40 ℃, add 2Kg sodium sulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.3Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 5Kg flexible smooth agent, wherein flexible smooth agent is that mass ratio is the amino silicone softener of 1:1 and the mixture of higher fatty acids softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 16:
Dyeing wool yarn (66 of specifications): 100Kg dyed yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 0.5Kg SODIUM PERCARBONATE and 0.25Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Other treatment conditions related to the present invention are with embodiment 15.
Embodiment 17:
70/30 wool/acrylic fibres dyeing yarn (66 of specifications, wool content 70%, acrylic fibers content 30%): 100Kg wool/acrylic fibres dyeing yarn is put into the batch (-type) top dyeing machine, the mass ratio that adds 0.5Kg high-efficient penetrant SP-2 and 4.5Kg in the time of 28-30 ℃ is 1: 1 the ammonium persulfate and the mixture of sodium peroxydisulfate, move 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, the mass ratio that adds 3.5Kg in the time of 38-40 ℃ is 1: 1 the sodium hydrogensulfite and the mixture of sodium sulfite, moves 20 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.2Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 3.0Kg flexible smooth agent, wherein flexible smooth agent is amino silicone softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 18:
70/30 wool/acrylic fibres dyeing yarn (66 of specifications, wool content 70%, acrylic fibers content 30%): 100Kg wool/acrylic fibres dyeing yarn is put into the batch (-type) top dyeing machine, 100Kg wool/nitrile dyeing synthetic fibre yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 1Kg SODIUM PERCARBONATE and 0.3Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Other treatment conditions related to the present invention are with embodiment 17.
Embodiment 19:
70/30 wool/terylene dyed yarn (100 of specifications, wool content 70%, terylene content 30%): 100Kg wool/terylene dyed yarn is put into the batch (-type) top dyeing machine, the mass ratio that adds 1Kg high-efficient penetrant SP-2 and 5.5Kg in the time of 28-30 ℃ is 1: 1 the potassium peroxydisulfate and the mixture of sodium peroxydisulfate, move 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Then, in the time of 38-40 ℃, add 3Kg sodium sulfite operation 20 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again.Continuing to be warmed up to 52-53 ℃ and add 0.3Kg alkali protease and a certain amount of soda ash, is 7.8 with the pH value of pH value test paper test solution, moves 25 minutes, continues to be warming up to 75 ℃, moves 10 minutes, discharges water, and uses 30-32 ℃ water washing 10 minutes again.At last, add the 4.0Kg flexible smooth agent, wherein flexible smooth agent is the hydroxyl silicone softener, moves 30 minutes down at 25-28 ℃.Go out cylinder, on centrifugal dehydrator, dewater, oven dry.
Embodiment 20:
70/30 wool/terylene dyed yarn (100 of specifications, wool content 70%, terylene content 30%): 100Kg wool/terylene dyed yarn is put into the batch (-type) top dyeing machine, in the time of 30-32 ℃, add 1Kg SODIUM PERCARBONATE and 0.3Kg tetraacetyl ethylene diamine, move 30 minutes, discharge water, use 30-32 ℃ water washing 10 minutes again, discharge water.Other treatment conditions related to the present invention are with embodiment 19.
Claims (3)
1. the method that Wool fiber modification is handled is characterized in that comprising the steps:
(1) pre-oxidation treatment: in the wool batch dying machine, add oxidant SODIUM PERCARBONATE and promoter tetraacetyl ethylene diamine, described SODIUM PERCARBONATE weight is 0.5～6% of processed wool fibre weight, tetraacetyl ethylene diamine weight is 30～60% of SODIUM PERCARBONATE weight; bath raio is 1: 10～20; wool fibre is carried out pre-oxidation treatment, and the processing time is 20～60 minutes, and the pre-oxidation treatment bath temperature is 30～80 ℃;
(2) oxidation processes: in the wool batch dying machine, add by high-efficient penetrant and oxidant and form the oxidation processes bath, wool fibre is carried out 20～30 minutes oxidation processes; Described high-efficient penetrant is SP-2, and oxidant is one or more the mixture in ammonium persulfate, sodium peroxydisulfate and the potassium peroxydisulfate; High-efficient penetrant SP-2 consumption is 0.5～1% of a processed wool weight, and the oxidant consumption is 2～10% of a processed wool weight; The treatment temperature that oxidation processes is bathed is 25～45 ℃;
(3) reduction is handled: one or more the mixture with sodium sulfite, sodium hydrogensulfite, sodium pyrosulfite is a reductant, in the wool batch dying machine, wool fibre is reduced processing; Described reductant consumption is 2～10% of a processed wool weight; The reduction treatment temperature is 30～60 ℃, and the time is 20～60 minutes;
(4) enzyme hydrolysis is handled: adopt alkali protease to handle and bathe, in the wool batch dying machine, wool fibre is carried out enzyme hydrolysis handle; During described enzyme was handled and bathed, the basic protein enzyme dosage was 0.2～1.0% of a processed wool weight, and enzyme is handled and bathed with soda ash regulator solution pH value is 7.5～8.2; The enzyme hydrolysis treatment temperature is 50～55 ℃, and the processing time is 20～30 minutes;
(5) soft treatment: with amido organosilicon, organic hydroxy silicate, epoxy modified silicone or advanced higher fatty acid derivative is softener, in the wool batch dying machine, wool fibre is carried out soft treatment; The softener consumption is 2.5～8% of a processed wool weight; The pH value that soft treatment is bathed with acetic acid adjusting Treatment Solution is 4.5～5; The soft treatment temperature is 30～45 ℃, and the processing time is 30～50 minutes.
2. the method that a kind of Wool fiber modification according to claim 1 is handled, it is characterized in that: described wool is loose wool fiber, wool yarn or wool top.
3. the method that a kind of Wool fiber modification according to claim 2 is handled is characterized in that: described wool yarn is washed the yarn of blending or the yarn of hair nitrile blending for hair, and the content of wool fibre is not less than 40% in the blended yarn.
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| CN102995393B (en) * | 2012-11-15 | 2014-09-17 | 浙江中新毛纺织有限公司 | Preparation method of total easy-care wool tops and product thereof |
| CN102936833B (en) * | 2012-11-15 | 2015-05-20 | 浙江中新毛纺织有限公司 | Method for preparing total easy caring wool tops and product of wool tops |
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| CN113136730A (en) * | 2021-04-07 | 2021-07-20 | 上海水星家用纺织品股份有限公司 | Super-soft modified wool for home textiles and preparation method thereof |
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| CN114875655A (en) * | 2022-04-29 | 2022-08-09 | 浙江万新纬燊纺织科技有限公司 | Machine washable wool yarn |
| CN116240729B (en) * | 2022-12-30 | 2023-09-26 | 滨州东方地毯有限公司 | Preparation method of shrink-proof wool nylon carpet |
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