CN109024002A - A kind of compound colorful staple fiber and preparation method thereof arranged side by side - Google Patents
A kind of compound colorful staple fiber and preparation method thereof arranged side by side Download PDFInfo
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- CN109024002A CN109024002A CN201810725883.0A CN201810725883A CN109024002A CN 109024002 A CN109024002 A CN 109024002A CN 201810725883 A CN201810725883 A CN 201810725883A CN 109024002 A CN109024002 A CN 109024002A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/06—Material containing basic nitrogen containing amide groups using acid dyes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/39—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using acid dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
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- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Coloring (AREA)
Abstract
The present invention relates to a kind of compound colorful staple fibers and preparation method thereof arranged side by side, belong to technical field of fiber preparation, solves the technical problem that fiber surface color is single, stiff, if including dry color portion, if and dry color portion is set side by side along its length, the color in color portion be single pure color, and if the color between dry color portion be all different.Color portion includes the first color portion and the second color portion, first its raw material of color portion includes the first raw fibre, the first dyestuff, second its raw material of color portion includes the second raw fibre, the second dyestuff, modifying agent, its raw material of modifying agent includes dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl.Compound colorful staple fiber arranged side by side of the invention, by the way that modifying agent is added in the second color portion, first color portion and the second color portion are dyed respectively under different dyeing temperatures, to make two kinds compound side by side of colorful staple fiber surface color, the applicability of colorful staple fiber compound side by side is improved.
Description
Technical field
The present invention relates to technical field of fiber preparation, more specifically, it is related to a kind of compound colorful staple fiber arranged side by side
And preparation method thereof.
Background technique
The coloring of textile is the premise of textile energy normal use, and the mode majority for assigning textile color at this stage is logical
Dyeing is crossed to carry out.In the prior art, textile dyeing is generally divided into following technique and realizes: first is that stock-dye；Second is that yarn
Line dyeing；Third is that piece dyeing finishing.Stock-dye is widely used in Se Fang enterprise, and stock-dye is obtained special color by color matching
The color form of expression；Yarn dyeing is mainly used for color and knits, by the yarn spun by obtaining colorful yarn after dyeing,
It is weaved again；Piece dyeing finishing is chiefly used in finished product, and textile can be helped to obtain the consistent color of whole door width.With tinction demand
The increase of amount, the waste water generated in dyeing course is also more, and the influence to environment is bigger, wherein stock-dye comparison yarn dye
Color, piece dyeing finishing, dye-uptake is high, and waste water is few, and the influence to environment is small, but stock-dye has all obtained phase due to every fiber
With dyeing course, so the color of every fiber surface be it is identical, color is more stiff.
Summary of the invention
The purpose of the present invention is to provide a kind of compound colorful staple fibers arranged side by side, pass through and modification is added in the second color portion
Agent dyes the first color portion and the second color portion respectively under different dyeing temperatures, to make compound side by side dazzle
The color on color staple fiber surface is two kinds, and makes it have higher colour fastness to rubbing and fastness to soaping, is improved simultaneously
The applicability of compound colorful staple fiber arranged side by side.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of compound colorful staple fiber side by side, if including dry color portion, and several color portions are set side by side along its length,
The color in the color portion is single pure color, and the color between several color portions is all different.
It by using above-mentioned technical proposal, solves the technical problem that fiber surface color is single, stiff, makes compound side by side
Colorful staple fiber surface color have it is a variety of, improve its applicability.
Preferably, the quantity in the color portion is set as two, the color portion include 50-80wt% the first color portion and
It combines to form a circle in the cross section in the second color portion of 20-50wt%, the cross section in first color portion and the second color portion.
Preferably, the fan-shaped setting in cross section in the cross section in first color portion, the second color portion, and described first
The cross sectional radius in color portion, the cross sectional radius in the second color portion are equal.
By using above-mentioned technical proposal, the quantity in color portion is set as two, makes colorful staple fiber surface compound side by side
Color be two kinds, not only make the preparation of compound colorful staple fiber side by side more convenient, but also reduce production cost.
Preferably, the weight in first color portion accounts for the 50wt% of colorful staple fiber total weight, second color portion
Weight accounts for the 50wt% of colorful staple fiber total weight, and the cross section of the cross section in first color portion, the second color portion is in half
Circle setting.
By using above-mentioned technical proposal, the proportion in the first color portion and the second color portion is optimized, is further facilitated
The preparation of compound colorful staple fiber side by side.
Preferably, according to parts by weight, its raw material of first color portion includes 95-97 parts of the first raw fibre, first
3-5 parts of dyestuff, its raw material of second color portion includes 95.5-98 parts of the second raw fibre, 1.8-3.4 parts of the second dyestuff, is modified
0.2-2.7 parts of agent, and the total amount of first dyestuff account for the first color portion total weight percentage be greater than the second dyestuff weight it is big
In the percentage of the second color portion total weight, its raw material of the modifying agent includes 25-35 parts of dimethicone, sucrose benzoate
10-14 parts, 12-16 parts of phosphoric acid -2- ethylhexyl.
By using above-mentioned technical proposal, when prepared by the first color portion, the first dyestuff is realized to the first raw material fibre
The dyeing of dimension, the modifying agent in the second color portion inhibits dyeing of first dyestuff to the second raw fibre at this time；It is carried out in the second color portion
When preparation, the second dyestuff realizes the dyeing to the second raw fibre, at this time since the first dyestuff has been completed to the first raw material
The dyeing of fiber, the second dyestuff cannot achieve the dyeing to the first raw fibre, therefore is modified by being added in the second color portion
Agent realizes the independent dyeing of the first raw fibre and the second raw fibre, then realizes colorful staple fiber compound side by side
The color on surface is two kinds, improves its applicability.Dimethicone, sucrose benzoate, phosphoric acid -2- second in modifying agent
Synergistic effect between base hexyl ester three not only realizes and the first dyestuff is inhibited to dye to the second raw fibre, realize second
Dyestuff dyes conversion between the two to the second raw fibre, and improves the rub resistance color of colorful staple fiber compound side by side
Fastness and fastness to soaping.
Preferably, its raw material of first color portion include 96 parts of the first raw fibre, 4 parts of the first dyestuff, described second
Its raw material of color portion includes 96.5 parts of the second raw fibre, 2.8 parts of the second dyestuff, 0.7 part of modifying agent, its raw material packet of the modifying agent
Include 30 parts of dimethicone, 12 parts of sucrose benzoate, 15 parts of phosphoric acid -2- ethylhexyl.
Preferably, first dyestuff and the second dyestuff are water-soluble dye, and the raw material of first dyestuff and
The raw material of second dyestuff is identical or different, and first dyestuff is selected from acidic organic dye, acid mineral dyestuff, second dye
Material is selected from acidic organic dye, acid mineral dyestuff.
Preferably, the raw material of first raw fibre and the raw material of the second raw fibre are identical or different, and described
One raw fibre is one of Fypro, polyurethane fiber, polyester fiber or a variety of, and second raw fibre is poly-
One of nylon, polyurethane fiber, polyester fiber are a variety of.
By using above-mentioned technical proposal, the raw material of raw material and the second color portion to the first color portion is optimized, and is improved simultaneously
Arrange the practicability of compound colorful staple fiber.
Preferably, the dyeing temperature of first raw fibre is 95-100 DEG C；The dyeing of second raw fibre
Temperature is 120-130 DEG C.
By using above-mentioned technical proposal, when temperature is 95-100 DEG C, modifying agent is located in the second raw fibre, and changes
Property agent inhibit dyeing of first dyestuff to the second raw fibre, the first dyestuff realizes the dyeing to the first raw fibre at this time；?
When temperature is 120-130 DEG C, modifying agent is dissolved out out of second raw fibre, and the second dyestuff realizes the dye to the second raw fibre
Color, at this time since the dyeing to the first raw fibre is completed in the first dyestuff, the second dyestuff be cannot achieve to the first raw fibre
Dyeing, under different dyeing temperatures, realize modifying agent inhibit the first dyestuff the second raw fibre is dyed, realizes the second dyestuff
To the second raw fibre dyeing conversion between the two, reaches the first raw fibre and the second raw fibre individually dyed
Purpose.
The purpose of the present invention two is to provide a kind of method for preparing above-mentioned compound colorful staple fiber arranged side by side.
Above-mentioned technical purpose of the invention has the technical scheme that
A method of above-mentioned compound colorful staple fiber arranged side by side is prepared, is included the following steps:
(1) dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl for weighing formulation by weight are placed in mixing machine,
It is warming up to 140-150 DEG C, is stirred 20 minutes, is uniformly mixed, is cooling, obtaining modifying agent；
(2) modifying agent weighed in the second raw fibre and step (1) of formulation by weight is placed in mixing machine, is stirred 15 minutes,
It is uniformly mixed, to obtain mixture；
(3) the first raw fibre is entered to composite spinning box after metering pump；Simultaneously by the mixture in step (2) by meter
Enter composite spinning box after amount pump, passes through composite spinneret pack arranged side by side later, spinning under conditions of temperature is 240-280 DEG C,
And the staple fiber of required specification is obtained after supercooling, traction, drawing, sizing, cutting；
(4) the first dyestuff is added in water, and is warming up to 70-75 DEG C, acetic acid is then added, adjusting solution ph is 4.5-5.0,
And boost to 150-200kPa, be warming up to 95-100 DEG C, it stirs 10 minutes, is uniformly mixed, and the short fibre being added in step (3)
Dimension is taken out after impregnating 50-60 minutes；
(5) the second dyestuff is added in water, and is warming up to 70-75 DEG C, acetic acid is then added, adjusting solution ph is 4.5-5.0,
And boost to 350-400kPa, be warming up to 120-130 DEG C, it stirs 10 minutes, is uniformly mixed, and taking-up in step (4) is added
Staple fiber is impregnated 35-45 minutes, is later rapidly taken out staple fiber, and be cooled to 45-50 DEG C, and keeps the temperature 10 minutes, is dazzled
Color staple fiber；
(6) the colorful staple fiber in step (5) is repeatedly soaped, until cleaning water colorless, obtains the short fibre of colorful compound side by side
Dimension.
By using above-mentioned technical proposal, the preparation of colorful staple fiber compound side by side is realized, simultaneously because modifying agent
Raw material is pre-mixed uniformly, is then mixed again with the second raw fibre so that dimethicone, sucrose benzoate,
Phosphoric acid -2- ethylhexyl, the mixing of the second raw fibre more evenly, are avoided when dyeing to the first raw fibre, by
It is locally unmixed uniform in the second raw fibre and modifying agent, and dye the second raw fibre locally, it influences compound side by side
The effect of colorful staple fiber.
In conclusion the invention has the following advantages:
The first, compound colorful staple fiber arranged side by side of the invention, by the way that modifying agent is added in the second color portion, so that the first color portion
It can be dyed respectively under different dyeing temperatures with the second color portion, to make the face on colorful staple fiber surface compound side by side
Color is two kinds, and makes it have higher colour fastness to rubbing and fastness to soaping, while improving colorful compound side by side
The applicability of staple fiber.
The second, the quantity in color portion is set as two, and color portion includes the first color portion and the second color of 50wt% of 50wt%
Portion, the equal semicircular in shape setting in cross section of the cross section in the first color portion, the second color portion, makes the system of colorful staple fiber compound side by side
It is standby simpler, more convenient, reduce production cost.
Third, when dyeing temperature is 95-100 DEG C, modifying agent inhibits dyeing of first dyestuff to the second raw fibre,
It when dyeing temperature is 120-130 DEG C, is dissolved in due to modifying agent in the aqueous solution that the second dyestuff is made into, to realize the second dyestuff pair
The dyeing of second raw fibre.
4th, dimethicone, sucrose benzoate, mutually act synergistically between phosphoric acid -2- ethylhexyl three,
It has not only acted as and has inhibited the first dyestuff to dye the second raw fibre, realizes the second dyestuff to the second raw fibre dyeing the two
Between conversion, and improve the colour fastness to rubbing and fastness to soaping of compound colorful staple fiber side by side.
Detailed description of the invention
Fig. 1 is the cross-sectional view of colorful staple fiber compound side by side.
In figure, the 1, first color portion；2, the second color portion.
Specific embodiment
Invention is further described in detail with reference to embodiments.It should be understood that described in the embodiment of the present invention
Preparation method is only used for illustrating the present invention, rather than limiting the invention, to this hair under concept thereof of the invention
The simple modifications of bright preparation method belong to the scope of protection of present invention.
Each material content (unit: Kg) of modifying agent in 1 embodiment of table
| Modifying agent | One | Two | Three |
| Dimethicone | 25 | 30 | 35 |
| Sucrose benzoate | 10 | 12 | 14 |
| Phosphoric acid -2- ethylhexyl | 12 | 15 | 16 |
Each material content of 2 embodiment of table (unit: Kg)
Embodiment 1
A kind of compound colorful staple fiber side by side, as shown in Figure 1, including the first color portion of cross section semicircular in shape setting and transversal
The cross sectional radius in the second color portion of face semicircular in shape setting, the cross sectional radius in the first color portion and the second color portion is equal and combines
Form a circle.The color in the first color portion is single pure color, and the color in the second color portion is single pure color, the color in the first color portion
It is not identical with the color in the second color portion, and the color in the first color portion is deeper than the color in the second color portion.
Above-mentioned compound colorful staple fiber arranged side by side is prepared using following methods:
(1) dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl for weighing formulation by weight are placed in mixing machine,
140 DEG C are warming up to, is stirred 20 minutes, is uniformly mixed, is cooling, obtaining modifying agent；
(2) modifying agent weighed in the Fypro and step (1) of formulation by weight is placed in mixing machine, is stirred 15 minutes, is mixed
It closes uniformly, to obtain mixture；
(3) Fypro is entered to composite spinning box after metering pump；Simultaneously by the mixture in step (2) by metering
Enter composite spinning box after pump, passes through composite spinneret pack arranged side by side later, spinning under conditions of temperature is 240 DEG C, and pass through
The staple fiber of required specification is obtained after cooling, traction, drawing, sizing, cutting；
(4) blue acid inorganic dyestuff is added in water, and is warming up to 70 DEG C, acetic acid is then added, adjusting solution ph is
4.5, and boost to 150kPa, be warming up to 95 DEG C, it stirs 10 minutes, is uniformly mixed, and the staple fiber being added in step (3), leaching
Bubble takes out after sixty minutes；
(5) blue acid inorganic dyestuff is added in water, and is warming up to 70 DEG C, acetic acid is then added, adjusting solution ph is
4.5, and boost to 350kPa, be warming up to 120 DEG C, it stirs 10 minutes, is uniformly mixed, and the short fibre taken out in step (4) is added
Dimension is impregnated 45 minutes, is later rapidly taken out staple fiber, and be cooled to 45 DEG C, and keeps the temperature 10 minutes, obtains colorful staple fiber；
(6) the colorful staple fiber in step (5) is repeatedly soaped, until cleaning water colorless, obtains the short fibre of colorful compound side by side
Dimension.
Embodiment 2-5
The difference of embodiment 2-5 and embodiment 1 are that the raw material proportioning of preparation compound colorful staple fiber arranged side by side is different, such as table 1
With shown in table 2.
Embodiment 6
The difference of embodiment 6 and embodiment 4 is that the process conditions and part material of preparation compound colorful staple fiber arranged side by side are not
Together；(1) dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl for weighing formulation by weight are placed in mixing machine,
145 DEG C are warming up to, is stirred 20 minutes, is uniformly mixed, is cooling, obtaining modifying agent；
(2) modifying agent weighed in the polyurethane fiber and step (1) of formulation by weight is placed in mixing machine, is stirred 15 minutes, is mixed
It closes uniformly, to obtain mixture；
(3) polyester fiber is entered to composite spinning box after metering pump；The mixture in step (2) is passed through into metering pump simultaneously
Enter composite spinning box afterwards, passes through composite spinneret pack arranged side by side later, spinning under conditions of temperature is 260 DEG C, and through being subcooled
But, the staple fiber of required specification is obtained after traction, drawing, sizing, cutting；
(4) blue acid organic dyestuff is added in water, and is warming up to 75 DEG C, acetic acid is then added, adjusting solution ph is
4.8, and boost to 200kPa, be warming up to 100 DEG C, it stirs 10 minutes, is uniformly mixed, and the staple fiber being added in step (3), leaching
Bubble takes out after 50 minutes；
(5) blue acid inorganic dyestuff is added in water, and is warming up to 75 DEG C, acetic acid is then added, adjusting solution ph is
4.8, and boost to 400kPa, be warming up to 130 DEG C, it stirs 10 minutes, is uniformly mixed, and the short fibre taken out in step (4) is added
Dimension is impregnated 35 minutes, is later rapidly taken out staple fiber, and be cooled to 50 DEG C, and keeps the temperature 10 minutes, obtains colorful staple fiber；
(6) the colorful staple fiber in step (5) is repeatedly soaped, until cleaning water colorless, obtains the short fibre of colorful compound side by side
Dimension.
Embodiment 7
The difference of embodiment 7 and embodiment 4 is that the process conditions and part material of preparation compound colorful staple fiber arranged side by side are not
Together；(1) dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl for weighing formulation by weight are placed in mixing machine,
150 DEG C are warming up to, is stirred 20 minutes, is uniformly mixed, is cooling, obtaining modifying agent；
(2) modifying agent weighed in the polyester fiber and step (1) of formulation by weight is placed in mixing machine, is stirred 15 minutes, mixing
Uniformly, to obtain mixture；
(3) polyurethane fiber is entered to composite spinning box after metering pump；Simultaneously by the mixture in step (2) by metering
Enter composite spinning box after pump, passes through composite spinneret pack arranged side by side later, spinning under conditions of temperature is 280 DEG C, and pass through
The staple fiber of required specification is obtained after cooling, traction, drawing, sizing, cutting；
(4) blue acid inorganic pigment is added in water, and is warming up to 73 DEG C, acetic acid is then added, adjusting solution ph is
5.0, and boost to 180kPa, be warming up to 98 DEG C, it stirs 10 minutes, is uniformly mixed, and the staple fiber being added in step (3), leaching
Bubble takes out after 55 minutes；
(5) blue acid organic pigment is added in water, and is warming up to 73 DEG C, acetic acid is then added, adjusting solution ph is
5.0, and boost to 370kPa, be warming up to 125 DEG C, it stirs 10 minutes, is uniformly mixed, and the short fibre taken out in step (4) is added
Dimension is impregnated 40 minutes, is later rapidly taken out staple fiber, and be cooled to 47 DEG C, and keeps the temperature 10 minutes, obtains colorful staple fiber；
(6) the colorful staple fiber in step (5) is repeatedly soaped, until cleaning water colorless, obtains the short fibre of colorful compound side by side
Dimension.
Comparative example 1
The difference of comparative example 1 and embodiment 4 is, is not added with modifying agent in the second color portion.
Comparative example 2
The difference of comparative example 2 and embodiment 4 is, modifying agent is added in the first color portion, and modifying agent is added in the first color portion
The weight that weight accounts for addition modifying agent in the percentage and the second color portion of the first color portion total weight accounts for the hundred of the second color portion total weight
Divide than equal.
Comparative example 3
The difference of comparative example 3 and embodiment 4 is, the dyeing temperature of the dyeing temperature of the first raw fibre, the second raw fibre
It is 95-100 DEG C.
Comparative example 4
The difference of comparative example 4 and embodiment 4 is, the dyeing temperature of the dyeing temperature of the first raw fibre, the second raw fibre
It is 120-130 DEG C.
Comparative example 5
The difference of comparative example 5 and embodiment 4 is, preparation side by side in the technique of compound colorful staple fiber not to second part into
Row dyeing, i.e., no step (5).
Comparative example 6
The difference of comparative example 6 and embodiment 4 is, preparation side by side in the technique of compound colorful staple fiber not to first part into
Row dyeing, i.e., no step (4).
Comparative example 7
The difference of comparative example 7 and embodiment 4 is, dimethicone is not added in modifying agent.
Comparative example 8
The difference of comparative example 8 and embodiment 4 is, sucrose benzoate is not added in modifying agent.
Comparative example 9
The difference of comparative example 9 and embodiment 4 is, phosphoric acid -2- ethylhexyl is not added in modifying agent.
The evaluation of compound colorful staple fiber side by side
To the compound colorful staple fiber arranged side by side that embodiment 1-7 and comparative example 1-9 are prepared, following performance detections are carried out, are examined
The results are shown in Table 3 for survey.
1, according to the standard test of GB/T3920-2008 " textile color stability test colour fastness to rubbing " to compound side by side
The colour fastness to rubbing of colorful staple fiber detected, wherein being compared with blue scale, and indicate antifriction with 0-5 grades of grade
The influence of color fastness is wiped, 0 grade of expression achromatization, 1-5 value of series is bigger, shows that colour fastness to rubbing is better.
2, according to the standard test of GB/T3921-2008 " textile color stability test fastness to soaping " to compound side by side
The fastness to soaping of colorful staple fiber detected, wherein being compared with blue scale, and indicate resistance to soap with 0-5 grades of grade
The influence of color fastness is washed, 0 grade of expression achromatization, 1-5 value of series is bigger, shows that fastness to soaping is better.
3, the first color portion color of the compound colorful staple fiber arranged side by side being prepared, the second color portion color and discoloration are used
Blue scale is compareed respectively, visual evaluation side by side compound the first color of colorful staple fiber portion color, the second color portion color
Uniformity grade, and indicate with 0-5 grades of grade the uniformity coefficient of the first color portion color, the second color portion color, 0 grade of expression is colourless
Coloured silk, 1-5 value of series is bigger, shows that surface color and polish is more uniform, color is deeper, vivider.
3 testing result of table
From table 3 it is observed that the compound colorful staple fiber arranged side by side that the present invention is prepared, by being added in the second color portion
Modifying agent dyes the first color portion and the second color portion respectively under different dyeing temperatures, to make compound side by side
The color on colorful staple fiber surface be two kinds, and colour fastness to rubbing with higher and fastness to soaping improve simultaneously
The applicability of compound colorful staple fiber arranged side by side, especially embodiment 4, embodiment 6, embodiment 7.
By comparative example 4 and comparative example 1, colorful compound side by side is in place of the difference of comparative example 1 and embodiment 4
The second color portion in staple fiber is not added with modifying agent, it can thus be seen that the color phase of the color in the second color portion and the first color portion
Together, it cannot achieve the purpose that the color on colorful staple fiber surface compound side by side is two kinds, pass through comparative example 4 and comparative example
2, it is that the first color portion and the second color portion in colorful staple fiber compound side by side add in place of the difference of comparative example 2 and embodiment 4
Add the modifying agent of equivalent, it can thus be seen that the color in the first color portion is identical with the color in the second color portion, also cannot achieve side by side
The purpose that the color on compound colorful staple fiber surface is two kinds.
By comparative example 4 and comparative example 3, colorful compound side by side is in place of the difference of comparative example 3 and embodiment 4
The dyeing temperature of the first raw fibre in staple fiber, the dyeing temperature of the second raw fibre are 95-100 DEG C, it is possible thereby to
Find out, when temperature is 95-100 DEG C, the first dyestuff cannot achieve the dyeing to the second raw fibre, mainly due to modifying agent
Dyeing of first dyestuff to the second raw fibre is inhibited, by comparative example 4 and comparative example 4, comparative example 4 and embodiment 4
Difference in place of be the dyeing temperature of the first raw fibre in compound colorful staple fiber side by side, the dye of the second raw fibre
Color temperature is 120-130 DEG C, it can thus be seen that when temperature is 120-130 DEG C, the color in the second color portion and the first color portion
Color it is identical, mainly since the first dyestuff realizes the dyeing to the first raw fibre, and the first dyestuff also achieves pair
The dyeing of second raw fibre, it can thus be seen that modifying agent can inhibit the first dyestuff pair when temperature is 95-100 DEG C
The dyeing of second raw fibre, when temperature is 120-130 DEG C, modifying agent can not inhibit the first dyestuff to the second raw fibre
Dyeing.
By comparative example 4 and comparative example 5, it is to prepare in place of the difference of comparative example 5 and embodiment 4 compound side by side
Second part is not dyed in the technique of colorful staple fiber, i.e., no step (5), it can thus be seen that the second color portion is not
Dyeing, compares comparative example 5 and comparative example 3, and the first color portion uniformity, the second color portion uniformity testing result and comparative example 3 detect
As a result identical, it further demonstrates when temperature is 95-100 DEG C, modifying agent can inhibit the first dyestuff to the second raw material fibre
The dyeing of dimension, by comparative example 4 and comparative example 6, the difference of comparative example 6 and embodiment 4 is, preparation is compound side by side to dazzle
First part is not dyed in the technique of color staple fiber, i.e., no step (4), it is possible thereby to, dyeing temperature 120-130
DEG C, the dyeing to the first raw fibre also may be implemented in the second dyestuff.
By comparative example 4 and comparative example 7-9, comparative example 1, it is in place of the difference of comparative example 1 and embodiment 4 side by side
The second color portion in compound colorful staple fiber is not added with modifying agent；It is in place of the difference of comparative example 7 and embodiment 4 multiple side by side
Dimethicone is not added in the colorful staple fiber of conjunction；It is compound side by side dazzle in place of the difference of comparative example 8 and embodiment 4
Sucrose benzoate is not added in color staple fiber；It is the short fibre of colorful compound side by side in place of the difference of comparative example 9 and embodiment 4
Phosphoric acid -2- ethylhexyl is not added in dimension；It can thus be seen that modifying agent can inhibit when temperature is 95-100 DEG C
Dyeing of first dyestuff to the second raw fibre, when temperature is 120-130 DEG C, modifying agent can not inhibit the first dyestuff to the
The dyeing of two raw fibres, this is mainly due to dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl threes
Between the effect that mutually cooperates with, while dimethicone, sucrose benzoate, phase between phosphoric acid -2- ethylhexyl three
The effect mutually cooperateed with also improves the colour fastness to rubbing and fastness to soaping of colorful staple fiber compound side by side.
Claims (10)
1. a kind of compound colorful staple fiber arranged side by side, it is characterised in that: if including dry color portion, and several color portions are along its length
Direction is set side by side, and the color in the color portion is single pure color, and the color between several color portions is all different.
2. a kind of compound colorful staple fiber arranged side by side according to claim 1, it is characterised in that: the quantity in the color portion is set
Two are set to, the color portion includes the first color portion of 50-80wt% and the second color portion of 20-50wt%, the cross in first color portion
It combines to form a circle in the cross section in section and the second color portion.
3. a kind of compound colorful staple fiber arranged side by side according to claim 2, it is characterised in that: the cross in first color portion
The fan-shaped setting in cross section in section, the second color portion, and the cross section of the cross sectional radius in first color portion, the second color portion
Radius is equal.
4. a kind of compound colorful staple fiber arranged side by side according to claim 3, it is characterised in that: the weight in first color portion
Amount accounts for the 50wt% of colorful staple fiber total weight, and the weight in second color portion accounts for the 50wt% of colorful staple fiber total weight, and institute
The equal semicircular in shape setting in the cross section of the cross section, the second color portion of stating the first color portion.
5. a kind of compound colorful staple fiber arranged side by side according to claim 2, it is characterised in that: according to parts by weight, institute
Stating first its raw material of color portion includes 95-97 parts of the first raw fibre, 3-5 parts of the first dyestuff, its raw material of second color portion includes
Second 95.5-98 parts of raw fibre, 1.8-3.4 parts of the second dyestuff, 0.2-2.7 parts of modifying agent, and the total amount of first dyestuff
The percentage for accounting for the first color portion total weight is greater than percentage of the weight greater than the second color portion total weight of the second dyestuff, the modification
Its raw material of agent includes 25-35 parts of dimethicone, 10-14 parts of sucrose benzoate, 12-16 parts of phosphoric acid -2- ethylhexyl.
6. a kind of compound colorful staple fiber arranged side by side according to claim 5, it is characterised in that: its original of first color portion
Material include 96 parts of the first raw fibre, 4 parts of the first dyestuff, its raw material of second color portion include 96.5 parts of the second raw fibre,
Second 2.8 parts of dyestuff, 0.7 part of modifying agent, its raw material of the modifying agent include 30 parts of dimethicone, sucrose benzoate 12
Part, 15 parts of phosphoric acid -2- ethylhexyl.
7. a kind of compound colorful staple fiber side by side according to claim 5, it is characterised in that: first dyestuff and the
Two dyestuffs are water-soluble dye, and the raw material of first dyestuff and the raw material of the second dyestuff are identical or different, and described first
Dyestuff is selected from acidic organic dye, acid mineral dyestuff, and second dyestuff is selected from acidic organic dye, acid mineral dyestuff.
8. a kind of compound colorful staple fiber arranged side by side according to claim 5, it is characterised in that: first raw fibre
Raw material and the second raw fibre raw material it is identical or different, first raw fibre be Fypro, polyurethane fiber,
One of polyester fiber is a variety of, and second raw fibre is Fypro, polyurethane fiber, one in polyester fiber
Kind is a variety of.
9. a kind of compound colorful staple fiber arranged side by side according to claim 5, it is characterised in that: first raw fibre
Dyeing temperature be 95-100 DEG C；The dyeing temperature of second raw fibre is 120-130 DEG C.
10. a kind of method for preparing the compound colorful staple fiber arranged side by side as described in any one of claim 1-9, feature
It is: includes the following steps:
(1) dimethicone, sucrose benzoate, phosphoric acid -2- ethylhexyl for weighing formulation by weight are placed in mixing machine,
It is warming up to 140-150 DEG C, is stirred 20 minutes, is uniformly mixed, is cooling, obtaining modifying agent；
(2) modifying agent weighed in the second raw fibre and step (1) of formulation by weight is placed in mixing machine, is stirred 15 minutes,
It is uniformly mixed, to obtain mixture；
(3) the first raw fibre is entered to composite spinning box after metering pump；Simultaneously by the mixture in step (2) by meter
Enter composite spinning box after amount pump, passes through composite spinneret pack arranged side by side later, spinning under conditions of temperature is 240-280 DEG C,
And the staple fiber of required specification is obtained after supercooling, traction, drawing, sizing, cutting；
(4) the first dyestuff is added in water, and is warming up to 70-75 DEG C, acetic acid is then added, adjusting solution ph is 4.5-5.0,
And boost to 150-200kPa, be warming up to 95-100 DEG C, it stirs 10 minutes, is uniformly mixed, and the short fibre being added in step (3)
Dimension is taken out after impregnating 50-60 minutes；
(5) the second dyestuff is added in water, and is warming up to 70-75 DEG C, acetic acid is then added, adjusting solution ph is 4.5-5.0,
And boost to 350-400kPa, be warming up to 120-130 DEG C, it stirs 10 minutes, is uniformly mixed, and taking-up in step (4) is added
Staple fiber is impregnated 35-45 minutes, is later rapidly taken out staple fiber, and be cooled to 45-50 DEG C, and keeps the temperature 10 minutes, is dazzled
Color staple fiber；
(6) the colorful staple fiber in step (5) is repeatedly soaped, until cleaning water colorless, obtains the short fibre of colorful compound side by side
Dimension.
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| CN201810725883.0A CN109024002A (en) | 2018-07-04 | 2018-07-04 | A kind of compound colorful staple fiber and preparation method thereof arranged side by side |
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| CN201810725883.0A CN109024002A (en) | 2018-07-04 | 2018-07-04 | A kind of compound colorful staple fiber and preparation method thereof arranged side by side |
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| CN101906678A (en) * | 2010-08-19 | 2010-12-08 | 中国纺织科学研究院 | Modified polyester complex fiber and preparation method thereof |
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Application publication date: 20181218 |