CN109252264A - A kind of colorful yarn and its preparation process - Google Patents
A kind of colorful yarn and its preparation process Download PDFInfo
- Publication number
- CN109252264A CN109252264A CN201811004344.4A CN201811004344A CN109252264A CN 109252264 A CN109252264 A CN 109252264A CN 201811004344 A CN201811004344 A CN 201811004344A CN 109252264 A CN109252264 A CN 109252264A
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- China
- Prior art keywords
- masterbatch
- raw material
- colorful yarn
- colorful
- dyeing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- 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
- D01F1/04—Pigments
-
- 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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a kind of colorful yarn and its preparation processes, including following raw material: Plastic section, Masterbatch, Masterbatch includes following raw material: dyeing powder, terylene chips, preparation process the following steps are included: S1, weigh ingrain powder and terylene chips required for Masterbatch produces, will dyeing powder and terylene chips using micronizer pulverize it is last put into high-speed mixer and in double screw extruder, obtain Masterbatch；S2, Masterbatch and Plastic section are heated to molten condition extrusion after mixing, spinning and drafting false twisting is carried out, obtains coloured fiber；S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction, the present invention is by directly dyeing the raw material of colorful yarn before fiber is made, and the raw material after dyeing is sufficiently mixed, so that the good mixing effect of raw material, so that the color for the yarn being finally made is uniform, dyeing effect is good, and breaking strength height, uniform color, color fastness are high.
Description
Technical field
The present invention relates to yarn production technical field more particularly to a kind of colorful yarn and its preparation processes.
Background technique
Yarn is a kind of textile, and the product of certain fineness is processed into various textile fabrics, is used for woven fabric, rope making, system
Line, knitting and embroidery etc., yarn is divided into: 1. staple yarn, is added by staple fiber (atural staple fibre or chemical fibre staple) through spinning
Work forms, divide ring spun yarn, open-end-spinning, pick up yarn certainly etc..2. continuous filaments, such as natural silk and chemical-fibres filaments, divide twist or
Not twist, smooth long filament or textured filament etc..3. staple fiber and continuous filaments combination yarn, such as polyester-cotton blend filament core-spun yarn etc..Line
By two strands or two strands or more of single thread and closes twist and form.Existing colorful yarn is not achieved expected effect, and yarn
Color fastness is not strong, and the production cycle is long, in addition, the problem of causing waste water and exhaust gas to cause environmental pollution in dyeing process is also increasingly
Seriously.Therefore, we have proposed a kind of colorful yarns and its preparation process for solving the above problems.
Summary of the invention
The purpose of the present invention is to solve existing colorful yarn existing in the prior art expected effect is not achieved, and
And the color fastness of yarn is not strong, the production cycle is long, in addition, the problem of causing waste water and exhaust gas to cause environmental pollution in dyeing process
Also increasingly severe disadvantage, and a kind of colorful yarn and its preparation process proposed.
A kind of colorful yarn, the raw material including following weight percent: Plastic section 92%-98%, Masterbatch 2%-
8%, the Masterbatch includes the raw material of following weight percent: dyeing powder 0.5%-5.5%, terylene chips 94.5%-
99.5%.
Preferably, the Plastic section is slices of caprone.
Preferably, the colorful yarn includes the raw material of following weight percent: Plastic section 95%, Masterbatch 5%.
Preferably, the Masterbatch includes the raw material of following weight percent: dyeing powder 3%, terylene chips 97%.
Preferably, the dyeing powder be phenol cyanines are red, phenol cyanines are blue, phenol cyanines are green, cadmium red, cadmium yellow, iron oxide red, iron oxide yellow,
One of permanent yellow, permanent violet, azophloxine, titanium dioxide, carbon black, macromolecular are red and macromolecular is yellow.
The invention also provides a kind of preparation processes of colorful yarn, comprising the following steps:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used
Micronizer pulverize it is last according to weight percent put into high-speed mixer and double screw extruder in, obtain color
Master batch；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
Preferably, the extrusion temperature of the double screw extruder are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, screw rod
Three 215 DEG C of areas, 225 DEG C of 4th area of screw rod, 230 DEG C, 210 DEG C of head temperature of 5th area of screw rod.
Preferably, the high-speed mixer is mixed uniformly with revolving speed for 1200rpm/min, and object that will be uniformly mixed
Material is transported to extruding pelletization in double screw extruder, obtains the Masterbatch that particle size is 15mm-18mm.
The beneficial effects of the present invention are:
1, of the invention, by directly being dyed before fiber is made to the raw material of colorful yarn, and will be after dyeing
Raw material is sufficiently mixed, so that the good mixing effect of raw material, so that the color for the yarn being finally made is uniform, dyeing effect is good, is broken
Resistance to spalling height, uniform color, color fastness are high.
2, of the invention, by colouring Masterbatch to Plastic section, reduces the colouring process of subsequent fabric, solve existing
There is the use bring environmental pollution of dyestuff in technology, waste water will not be generated during the preparation process, reduce production cost, produces
Period is short, reduces harm of the product to environment, environment friendly and pollution-free.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one: a kind of colorful yarn, the raw material including following weight percent: slices of caprone 92%, Masterbatch
8%, Masterbatch includes the raw material of following weight percent: phenol cyanines green 0.5%, terylene chips 99.5%；
Preparation process the following steps are included:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used
Micronizer pulverize it is last put into high-speed mixer according to weight percent, be with revolving speed in a high speed mixer
1200rpm/min is mixed uniformly, and uniformly mixed material is transported to extruding pelletization (twin-screw in double screw extruder
The extrusion temperature of extruder are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, spiral shell
230 DEG C of 5th area of bar, 210 DEG C of head temperature), obtain the Masterbatch that particle size is 15mm-18mm；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
Embodiment two: a kind of colorful yarn, the raw material including following weight percent: slices of caprone 94%, Masterbatch
6%, Masterbatch includes the raw material of following weight percent: phenol cyanines green 2%, terylene chips 98%；
Preparation process the following steps are included:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used
Micronizer pulverize it is last put into high-speed mixer according to weight percent, be with revolving speed in a high speed mixer
1200rpm/min is mixed uniformly, and uniformly mixed material is transported to extruding pelletization (twin-screw in double screw extruder
The extrusion temperature of extruder are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, spiral shell
230 DEG C of 5th area of bar, 210 DEG C of head temperature), obtain the Masterbatch that particle size is 15mm-18mm；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
Embodiment three: a kind of colorful yarn, the raw material including following weight percent: slices of caprone 95%, Masterbatch
5%, Masterbatch includes the raw material of following weight percent: phenol cyanines green 3%, terylene chips 97%；
Preparation process the following steps are included:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used
Micronizer pulverize it is last put into high-speed mixer according to weight percent, be with revolving speed in a high speed mixer
1200rpm/min is mixed uniformly, and uniformly mixed material is transported to extruding pelletization (twin-screw in double screw extruder
The extrusion temperature of extruder are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, spiral shell
230 DEG C of 5th area of bar, 210 DEG C of head temperature), obtain the Masterbatch that particle size is 15mm-18mm；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
Example IV: a kind of colorful yarn, the raw material including following weight percent: slices of caprone 96%, Masterbatch
4%, Masterbatch includes the raw material of following weight percent: phenol cyanines green 4%, terylene chips 96%；
Preparation process the following steps are included:
The preparation method of S1 and Masterbatch the following steps are included: weigh Masterbatch produce required for ingrain powder and
Terylene chips, will dyeing powder and terylene chips using micronizer pulverize it is last according to weight percent put into high speed
It is in a high speed mixer that 1200rpm/min is mixed uniformly, and uniformly mixed material is conveyed with revolving speed in mixing machine
Extruding pelletization (the extrusion temperature of double screw extruder are as follows: 200 DEG C of one area of screw rod, two area 210 of screw rod into double screw extruder
DEG C, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, 230 DEG C of 5th area of screw rod, 210 DEG C of head temperature), obtaining particle size is
The Masterbatch of 15mm-18mm；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
Embodiment five: a kind of colorful yarn, the raw material including following weight percent: slices of caprone 98%, Masterbatch
2%, Masterbatch includes the raw material of following weight percent: phenol cyanines green 5.5%, terylene chips 94.5%；
Preparation process the following steps are included:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used
Micronizer pulverize it is last put into high-speed mixer according to weight percent, be with revolving speed in a high speed mixer
1200rpm/min is mixed uniformly, and uniformly mixed material is transported to extruding pelletization (twin-screw in double screw extruder
The extrusion temperature of extruder are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, spiral shell
230 DEG C of 5th area of bar, 210 DEG C of head temperature), obtain the Masterbatch that particle size is 15mm-18mm；
S2, Masterbatch and Plastic section are heated to molten condition extrusion, the raw material after mixing is squeezed out after mixing
Spinning and drafting false twisting are carried out, coloured fiber is obtained；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
To embodiment one, embodiment two, embodiment three, break made of example IV and embodiment five secondary rate, the twist and code
Length is detected, and testing result is as follows:
| Testing index | Embodiment one | Embodiment two | Embodiment three | Example IV | Embodiment five |
| Secondary rate of breaking (%) | 23.18 | 24.52 | 24.28 | 24.96 | 23.57 |
| The twist (TPM) | 672.8 | 675.9 | 677.4 | 676.9 | 677.2 |
| Code length (G/KM) | 28.71 | 28.48 | 28.30 | 28.98 | 28.66 |
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of colorful yarn, which is characterized in that the raw material including following weight percent: Plastic section 92%-98%, color masterbatch
Grain 2%-8%, the Masterbatch includes the raw material of following weight percent: dyeing powder 0.5%-5.5%, terylene chips
94.5%-99.5%.
2. a kind of colorful yarn according to claim 1, which is characterized in that the Plastic section is slices of caprone.
3. a kind of colorful yarn according to claim 1, which is characterized in that the colorful yarn includes following weight percent
The raw material of ratio: Plastic section 95%, Masterbatch 5%.
4. a kind of colorful yarn according to claim 1, which is characterized in that the Masterbatch includes following weight percent
Raw material: dyeing powder 3%, terylene chips 97%.
5. a kind of colorful yarn according to claim 1, which is characterized in that the dyeing powder is that phenol cyanines are red, phenol cyanines are blue, phenol
Cyanines are green, cadmium red, cadmium yellow, iron oxide red, iron oxide yellow, permanent yellow, permanent violet, azophloxine, titanium dioxide, carbon black, macromolecular are red and
One of macromolecular Huang.
6. a kind of preparation process of colorful yarn, which comprises the following steps:
S1, ingrain powder and terylene chips required for Masterbatch produces are weighed, dyeing powder and terylene chips is used into ultra micro
Pulverizer pulverize it is last according to weight percent put into high-speed mixer and double screw extruder in, obtain color masterbatch
Grain；
S2, Masterbatch and Plastic section are heated to molten condition extrusion after mixing, the raw material after mixing is squeezed out carries out
Spinning and drafting false twisting, obtain coloured fiber；
S3, coloured fiber Roving Frames and spinning process are formed into colorful yarn by traction.
7. a kind of colorful yarn according to claim 1, which is characterized in that the extrusion temperature of the double screw extruder
Are as follows: 200 DEG C of one area of screw rod, 210 DEG C of 2nd area of screw rod, 215 DEG C of 3rd area of screw rod, 225 DEG C of 4th area of screw rod, 230 DEG C of 5th area of screw rod, head
210 DEG C of temperature.
8. a kind of colorful yarn according to claim 1, which is characterized in that the high-speed mixer is with revolving speed
1200rpm/min is mixed uniformly, and uniformly mixed material is transported to extruding pelletization in double screw extruder, obtains grain
Masterbatch of the diameter having a size of 15mm-18mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004344.4A CN109252264A (en) | 2018-08-30 | 2018-08-30 | A kind of colorful yarn and its preparation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004344.4A CN109252264A (en) | 2018-08-30 | 2018-08-30 | A kind of colorful yarn and its preparation process |
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| Publication Number | Publication Date |
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| CN109252264A true CN109252264A (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811004344.4A Pending CN109252264A (en) | 2018-08-30 | 2018-08-30 | A kind of colorful yarn and its preparation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110656411A (en) * | 2019-08-26 | 2020-01-07 | 徐州锦业纺织科技有限公司 | Color yarn |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328627A (en) * | 2008-06-30 | 2008-12-24 | 何国仙 | Complex color master batch for color polyester filament yarn production |
| CN101445973A (en) * | 2008-12-23 | 2009-06-03 | 段宏伟 | Ultrafine fiber with high color fastness and manufacturing method thereof |
| CN103147156A (en) * | 2013-03-19 | 2013-06-12 | 浙江美丝邦化纤有限公司 | Antibacterial and anti-ultraviolet chinlon 6 colored elastic yarn and production method thereof |
| CN105218839A (en) * | 2015-10-23 | 2016-01-06 | 揭东巴黎万株纱华纺织有限公司 | A kind of Masterbatch preparation technology |
| CN105400184A (en) * | 2015-12-21 | 2016-03-16 | 慈溪康氏新材料有限公司 | Polyamide color master batch, and preparation method thereof |
| CN108047666A (en) * | 2017-11-13 | 2018-05-18 | 青岛卓森纳生物工程有限公司 | A kind of tensile strength environmentally-friendly plastic Masterbatch macromolecule carrier and its manufacturing method |
-
2018
- 2018-08-30 CN CN201811004344.4A patent/CN109252264A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328627A (en) * | 2008-06-30 | 2008-12-24 | 何国仙 | Complex color master batch for color polyester filament yarn production |
| CN101445973A (en) * | 2008-12-23 | 2009-06-03 | 段宏伟 | Ultrafine fiber with high color fastness and manufacturing method thereof |
| CN103147156A (en) * | 2013-03-19 | 2013-06-12 | 浙江美丝邦化纤有限公司 | Antibacterial and anti-ultraviolet chinlon 6 colored elastic yarn and production method thereof |
| CN105218839A (en) * | 2015-10-23 | 2016-01-06 | 揭东巴黎万株纱华纺织有限公司 | A kind of Masterbatch preparation technology |
| CN105400184A (en) * | 2015-12-21 | 2016-03-16 | 慈溪康氏新材料有限公司 | Polyamide color master batch, and preparation method thereof |
| CN108047666A (en) * | 2017-11-13 | 2018-05-18 | 青岛卓森纳生物工程有限公司 | A kind of tensile strength environmentally-friendly plastic Masterbatch macromolecule carrier and its manufacturing method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110656411A (en) * | 2019-08-26 | 2020-01-07 | 徐州锦业纺织科技有限公司 | Color yarn |
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Application publication date: 20190122 |