CN110158334A - A kind of polylactic acid woven dyeing and finishing technology and printing technology - Google Patents
A kind of polylactic acid woven dyeing and finishing technology and printing technology Download PDFInfo
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- CN110158334A CN110158334A CN201910433504.5A CN201910433504A CN110158334A CN 110158334 A CN110158334 A CN 110158334A CN 201910433504 A CN201910433504 A CN 201910433504A CN 110158334 A CN110158334 A CN 110158334A
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- Prior art keywords
- dyeing
- polylactic acid
- temperature
- time
- desizing
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/16—Multi-step processes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic System
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/76—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon oxides or carbonates
-
- 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
- D06P1/16—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 dispersed, e.g. acetate, dyestuffs
-
- 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
- D06P3/34—Material containing ester groups
- D06P3/52—Polyesters
- D06P3/54—Polyesters using dispersed dyestuffs
-
- 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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
Abstract
The invention discloses a kind of polylactic acid woven dyeing and finishing technology and printing technologies, comprising the following steps: step 1, pre-setting；Step 2, pre-treatment；Step 3, dyeing；Step 4, reduction cleaning；Step 5, drying；Step 6, it is rear to be formed；Step 7, final finishing；Polylactic acid woven is subjected to pre-setting, and plucking and cropping are carried out according to fabric specification；Pre-treatment is the following steps are included: dipping desizing and continuous desizing；Printing technology, using traditional disperse dyes plain net, cylinder and digital direct printing；The invention, pre-setting is carried out to cloth before dyeing and impregnates the preceding processing of desizing and continuous desizing, it makes it easier to paint, color fastness is higher, subsequent reduction cleaning can take acid and alkaline two kinds of cleaning methods, can be selected as needed, can guarantee the shape and property of cloth to greatest extent using sizing rear after hot-air seasoning, not only the color depth value of fabric does not reduce significantly, but also washing fastness increases.
Description
Technical field
The present invention relates to polylactic acid article processing technique field, specially a kind of polylactic acid woven dyeing and finishing technology and stamp
Technique.
Background technique
Acid fiber by polylactic be using the amyloid agricultural product such as corn, wheat, beet as raw material, after fermented generation lactic acid,
It is that a kind of raw material can be planted, easily be planted that acid fiber by polylactic, which is made, through polycondensation and melt spinning again, waste can in nature from
The synthetic fibers so degraded.Acid fiber by polylactic is the fermented life using the amyloid agricultural product such as corn, wheat, beet as raw material
It is made after lactic acid, then through polycondensation and melt spinning.Acid fiber by polylactic is that a kind of raw material can be planted, easily be planted, waste from
In right boundary can natural degradation synthetic fibers.Therefore designing a kind of polylactic acid woven dyeing and finishing technology and printing technology is extremely to have
It is necessary.
Summary of the invention
The purpose of the present invention is to provide a kind of polylactic acid woven dyeing and finishing technology and printing technologies, to solve above-mentioned background
The problem of being proposed in technology.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of polylactic acid woven dyeing and finishing technology,
The following steps are included: step 1, pre-setting；Step 2, pre-treatment；Step 3, dyeing；Step 4, reduction cleaning；Step 5,
Drying；Step 6, it is rear to be formed；Step 7, final finishing；
Wherein in the above step 1, polylactic acid woven is subjected to pre-setting, pre-setting time at 130~160 DEG C
For 50~60s, and plucking and cropping are carried out according to fabric specification；
Wherein in above-mentioned steps two, pre-treatment the following steps are included:
1) desizing (processing in cylinder) is impregnated:
Desizing agent: 2~3g/L is refined,
Degreaser: 1~2g/L,
Soda ash: 3g/L,
Temperature: 70~1000 DEG C,
Time: 20~50min,
2) continuous desizing:
Desizing agent: 5g/L is refined,
Degreaser: 2~3g/L,
NaOH:3g/L,
Temperature: 100 DEG C,
The time is handled according to device configuration difference, speed is in 30~70m/min；
Wherein in above-mentioned steps three, dyeing the following steps are included:
1) dye selection: PLA dyeing fabric selects low temperature disperse dyes；
2) dyeing:
Disperse dyes: x% (o.w.f),
High temperature levelling agent (20%): 1~2g/L,
PH value: 4.5~5.5,
90-110 DEG C of dyeing temperature light color, middle 100-120 DEG C dark, 20~70min of time；Wherein in above-mentioned steps four
In, (not drain cleaning) is cleaned using acidic reduction:
Acidic reduction cleaner: 2~3g/L,
Temperature: 70~90 DEG C,
Time: 10~40min；
Wherein in above-mentioned steps five, cloth is used into hot-air seasoning；
Wherein in above-mentioned steps six, it to be formed after the cloth of drying is carried out, rear setting temperature is controlled at 120~150 DEG C,
30~70s of time；
Wherein in above-mentioned steps seven, coating and press polish processing are carried out as needed to cloth.
A kind of polylactic acid woven printing technology is steamed using traditional disperse dyes plain net, cylinder and digital direct printing
Chemical industry skill uses vapour steaming colour fixing, and temperature is 105~125 DEG C, 5~25min of time.
According to the above technical scheme, in the step 2, longitude and latitude twisting etc. needs mannerism fabric to need to carry out alkali to subtract
Amount processing:
NaOH:4~6g/L,
Temperature: 70~100 DEG C,
10~50min of time,
It can get 10~20% alkali number rate (strength loss is 10~20%), and different according to fabric yarn twist, gram
Weight is different, and alkali number technique can appropriate adjustment.
According to the above technical scheme, the step 3 1) in, coloured light table of each branch dyestuff on PLA fiber and PET fiber
Existing difference, need to draw a design confirmation.
According to the above technical scheme, the step 3 1) in, special fastness requires that high temperature type (or high fastness) need to be selected
Dyestuff, dye-uptake is low compared with polyester fiber, and coloured light also has deviation, and must draw a design confirmation.
According to the above technical scheme, the step 3 2) in, contain spandex face fabric, generally recommends 100~150 degree, when sizing
Between 30~70s.
According to the above technical scheme, in the step 4, alkaline reduction cleaning can also be used:
Soda ash: 1g/L,
Sodium hydrosulfite: 2g/L,
Soaping agent: 1g/L,
Temperature: 50~75 degree,
Time: 10~40min, cleaning neutralize.
According to the above technical scheme, the printing technology can be used pigment printing, and 120~140 DEG C of baking temperature, the time
For 50~100s.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being: the polylactic acid woven dyeing and finishing technology and stamp
Technique carries out pre-setting to cloth before dyeing and impregnates the preceding processing of desizing and continuous desizing, makes it easier to paint, color jail
Du Genggao, subsequent reduction cleaning can take acid and alkaline two kinds of cleaning methods, can be selected as needed, using heat
Sizing can guarantee the shape and property of cloth to greatest extent after after wind drying, and not only the color depth value of fabric does not drop significantly
It is low, and washing fastness increases.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is process flow chart of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of polylactic acid woven dyeing and finishing technology, including following step
It is rapid: step 1, pre-setting；Step 2, pre-treatment；Step 3, dyeing；Step 4, reduction cleaning；Step 5, drying；Step
Six, it is rear to be formed；Step 7, final finishing；
1) pre-setting: carrying out pre-setting for polylactic acid woven at 130~160 DEG C, and the pre-setting time is 50~60s,
And plucking and cropping are carried out according to fabric specification；
2) pre-treatment: dipping desizing (processing in cylinder): refining desizing agent: 2~3g/L, degreaser: 1~2g/L, soda ash:
3g/L, temperature: 70~1000 DEG C, the time: 20~50min；Continuous desizing: refining desizing agent: 5g/L, degreaser: 2~3g/L,
NaOH:3g/L, temperature: 100 DEG C, the processing time, speed was in 30~70m/min according to device configuration difference；Longitude and latitude twisting etc. needs
Mannerism fabric is wanted to need to carry out alkali decrement treatment: NaOH:4~6g/L, temperature: 70~100 DEG C, 10~50min of time, can
10~20% alkali number rate (strength loss is 10~20%) is obtained, and different according to fabric yarn twist, grammes per square metre is different, alkali number
Technique can appropriate adjustment；
3) dye: dye selection: PLA dyeing fabric selects low temperature disperse dyes, and each branch dyestuff is in PLA fiber and PET
Coloured light performance on fiber is variant, and need to draw a design confirmation, and special fastness requires that high temperature type (or high fastness) dyestuff need to be selected, on
Dye rate is low compared with polyester fiber, and coloured light also has deviation, and must draw a design confirmation；Dyeing: disperse dyes: x% (o.w.f), high temperature is even
Stain (20%): 1~2g/L, pH value: 4.5~5.5,90-110 DEG C of dyeing temperature light color is middle 100-120 DEG C dark, the time 20
~70min contains spandex face fabric, generally recommends 100~150 degree, 30~70s of setting time；
4) reduction cleaning: using acidic reduction cleaning (not drain cleaning): acidic reduction cleaner: 2~3g/L, temperature:
70~90 DEG C, the time: 10~40min；Alkaline reduction cleaning: soda ash: 1g/L, sodium hydrosulfite: 2g/L, soaping agent: 1g/L, temperature:
50~75 degree, the time: 10~40min, cleaning neutralize；
5) it dries: cloth is used into hot-air seasoning；
6) be formed afterwards: will drying cloth carry out after be formed, the control of rear setting temperature at 120~150 DEG C, the time 30~
70s；
7) it post-processes: carrying out coating and press polish processing as needed to cloth.
A kind of polylactic acid woven printing technology is steamed using traditional disperse dyes plain net, cylinder and digital direct printing
Chemical industry skill uses vapour steaming colour fixing, and temperature is 105~125 DEG C, and pigment printing can be used in 5~25min of time, printing technology, roasting
120~140 DEG C of temperature are dried, the time is 50~100s.
In conclusion the present invention carries out pre-setting to cloth before dyeing and impregnates the preceding processing of desizing and continuous desizing,
It makes it easier to paint, color fastness is higher, and subsequent reduction cleaning can take acid and alkaline two kinds of cleaning methods, can basis
It is selected, can guarantee the shape and property of cloth to greatest extent using sizing rear after hot-air seasoning, final finishing can be right
Cloth details is processed.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of polylactic acid woven dyeing and finishing technology, comprising the following steps: step 1, pre-setting；Step 2, pre-treatment；Step
Three, dyeing；Step 4, reduction cleaning；Step 5, drying；Step 6, it is rear to be formed；Step 7, final finishing；It is characterized by:
Wherein in the above step 1, polylactic acid woven is subjected to pre-setting at 130~160 DEG C, the pre-setting time is 50
~60s, and plucking and cropping are carried out according to fabric specification；
Wherein in above-mentioned steps two, pre-treatment the following steps are included:
1) desizing (processing in cylinder) is impregnated:
Desizing agent: 2~3g/L is refined,
Degreaser: 1~2g/L,
Soda ash: 3g/L,
Temperature: 70~1000 DEG C,
Time: 20~50min,
2) continuous desizing:
Desizing agent: 5g/L is refined,
Degreaser: 2~3g/L,
NaOH:3g/L,
Temperature: 100 DEG C,
The time is handled according to device configuration difference, speed is in 30~70m/min；
Wherein in above-mentioned steps three, dyeing the following steps are included:
1) dye selection: PLA dyeing fabric selects low temperature disperse dyes；
2) dyeing:
Disperse dyes: x% (o.w.f),
High temperature levelling agent (20%): 1~2g/L,
PH value: 4.5~5.5,
90-110 DEG C of dyeing temperature light color, middle 100-120 DEG C dark, 20~70min of time；
Wherein in above-mentioned steps four, (not drain cleaning) is cleaned using acidic reduction:
Acidic reduction cleaner: 2~3g/L,
Temperature: 70~90 DEG C,
Time: 10~40min；
Wherein in above-mentioned steps five, cloth is used into hot-air seasoning；
Wherein in above-mentioned steps six, will drying cloth carry out after be formed, the control of rear setting temperature is at 120~150 DEG C, the time
30~70s；
Wherein in above-mentioned steps seven, coating and press polish processing are carried out as needed to cloth.
2. a kind of polylactic acid woven printing technology, it is characterised in that: using traditional disperse dyes plain net, cylinder and digital direct
Printing evaporates technique using vapour steaming colour fixing, and temperature is 105~125 DEG C, 5~25min of time.
3. a kind of polylactic acid woven dyeing and finishing technology according to claim 1, it is characterised in that: in the step 2, warp
Latitude twisting etc. needs mannerism fabric to need to carry out alkali decrement treatment:
NaOH:4~6g/L,
Temperature: 70~100 DEG C,
10~50min of time,
It can get 10~20% alkali number rate (strength loss is 10~20%), and different according to fabric yarn twist, grammes per square metre is not
Together, alkali number technique can appropriate adjustment.
4. a kind of polylactic acid woven dyeing and finishing technology according to claim 1, it is characterised in that: the step 3 1) in,
Coloured light performance of each branch dyestuff on PLA fiber and PET fiber is variant, and need to draw a design confirmation.
5. a kind of polylactic acid woven dyeing and finishing technology according to claim 1, it is characterised in that: the step 3 1) in,
Special fastness requires that high temperature type (or high fastness) dyestuff need to be selected, and dye-uptake is low compared with polyester fiber, and coloured light also has deviation, must beat
Sample confirmation.
6. a kind of polylactic acid woven dyeing and finishing technology according to claim 1, it is characterised in that: the step 3 2) in,
Containing spandex face fabric, generally recommend 100~150 degree, 30~70s of setting time.
7. a kind of polylactic acid woven dyeing and finishing technology according to claim 1, it is characterised in that: in the step 4,
Alkaline reduction cleaning can be used:
Soda ash: 1g/L,
Sodium hydrosulfite: 2g/L,
Soaping agent: 1g/L,
Temperature: 50~75 degree,
Time: 10~40min, cleaning neutralize.
8. a kind of polylactic acid woven printing technology according to claim 2, it is characterised in that: the printing technology can be adopted
With pigment printing, 120~140 DEG C of baking temperature, the time is 50~100s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433504.5A CN110158334A (en) | 2019-05-21 | 2019-05-21 | A kind of polylactic acid woven dyeing and finishing technology and printing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433504.5A CN110158334A (en) | 2019-05-21 | 2019-05-21 | A kind of polylactic acid woven dyeing and finishing technology and printing technology |
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| CN110158334A true CN110158334A (en) | 2019-08-23 |
Family
ID=67632105
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Cited By (2)
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| CN113512841A (en) * | 2021-04-29 | 2021-10-19 | 汕头市鼎泰丰实业有限公司 | Dyeing and finishing setting method for polylactic acid fiber and spandex blended fabric |
| CN115449992A (en) * | 2022-08-13 | 2022-12-09 | 浙江昌新生物纤维股份有限公司 | Method for increasing dyeing depth of polylactic acid fabric |
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| CN115449992A (en) * | 2022-08-13 | 2022-12-09 | 浙江昌新生物纤维股份有限公司 | Method for increasing dyeing depth of polylactic acid fabric |
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Application publication date: 20190823 |