CN108796727B - Yang Di composite yarn production process - Google Patents
Yang Di composite yarn production process Download PDFInfo
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- CN108796727B CN108796727B CN201810889876.4A CN201810889876A CN108796727B CN 108796727 B CN108796727 B CN 108796727B CN 201810889876 A CN201810889876 A CN 201810889876A CN 108796727 B CN108796727 B CN 108796727B
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- 239000002131 composite material Substances 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229920000728 polyester Polymers 0.000 claims abstract description 79
- 239000002994 raw material Substances 0.000 claims abstract description 42
- 238000011282 treatment Methods 0.000 claims abstract description 40
- 125000002091 cationic group Chemical group 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000007493 shaping process Methods 0.000 claims abstract description 7
- 238000004804 winding Methods 0.000 claims abstract description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 24
- 238000001035 drying Methods 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 20
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 229960000583 acetic acid Drugs 0.000 claims description 12
- 239000012362 glacial acetic acid Substances 0.000 claims description 12
- 239000004005 microsphere Substances 0.000 claims description 11
- 230000006750 UV protection Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 8
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000012153 distilled water Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 239000004246 zinc acetate Substances 0.000 claims description 8
- 238000007781 pre-processing Methods 0.000 claims description 7
- 238000007598 dipping method Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000005470 impregnation Methods 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- VNGOYPQMJFJDLV-UHFFFAOYSA-N dimethyl benzene-1,3-dicarboxylate Chemical compound COC(=O)C1=CC=CC(C(=O)OC)=C1 VNGOYPQMJFJDLV-UHFFFAOYSA-N 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
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- 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
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- 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
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/0206—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist by false-twisting
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/08—Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
-
- 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
- D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic Table; Titanates; Zirconates; Stannates; Plumbates
-
- 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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
-
- 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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/368—Hydroxyalkylamines; Derivatives thereof, e.g. Kritchevsky bases
-
- 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
-
- 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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/25—Resistance to light or sun, i.e. protection of the textile itself as well as UV shielding materials or treatment compositions therefor; Anti-yellowing treatments
-
- 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
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
-
- 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
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
-
- 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
- D10B2401/00—Physical properties
- D10B2401/22—Physical properties protective against sunlight or UV radiation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Multicomponent Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a production process of a polyester composite yarn, which comprises the following steps: A. pretreating a cationic modified polyester filament yarn raw material to obtain a first filament yarn; B. pretreating the semi-gloss polyester yarn raw material to obtain a second yarn; C. carrying out stranding treatment on the first silk strip and the second silk strip to obtain a composite silk; D. heating and shaping the composite yarn to obtain a semi-finished yarn; E. oiling the semi-finished yarn to obtain a finished yarn; F. and winding and forming the finished yarn. The invention has the characteristic of effectively improving the product quality.
Description
Technical Field
The invention relates to a production method of polyester composite yarn, in particular to a production process of a polyester composite yarn.
Background
The cation modified polyester filament yarn is a polyester product spun by introducing dimethyl isophthalate with a polar group SO3Na into a polyester chip, has the advantages of easy dyeing and high color fastness, and a technician can obtain the cation polyester composite yarn by compounding the cation modified polyester filament yarn and the polyester filament yarn by utilizing the advantages of the cation modified polyester filament yarn and the polyester filament yarn, SO that the cation polyester composite yarn is convenient to dye. However, the quality problems of tight spots, broken filaments, broken ends and the like of the product of the cationic polyester composite yarn obtained by the existing production method are easy to occur, so that the normal use of the product is affected. Therefore, the prior art has the problem of poor product quality.
Disclosure of Invention
The invention aims to provide a production process of a cationic polyester composite yarn. The invention has the characteristic of effectively improving the product quality.
The technical scheme of the invention is as follows: a production process of a cationic polyester composite yarn comprises the following steps:
A. pretreating a cationic modified polyester filament yarn raw material to obtain a first filament yarn;
B. pretreating the semi-gloss polyester yarn raw material to obtain a second yarn;
C. carrying out stranding treatment on the first silk strip and the second silk strip to obtain a composite silk;
D. heating and shaping the composite yarn to obtain a semi-finished yarn;
E. oiling the semi-finished yarn to obtain a finished yarn;
F. and winding and forming the finished yarn.
In the production process of the cationic modified polyester filament yarn, the specific steps of the pretreatment of the cationic modified polyester filament yarn raw material in the step A are as follows:
a1, stretching a cationic modified polyester filament yarn raw material to obtain a1 yarn; the stretching multiple is 1.6-1.8;
a2, performing heating deformation treatment on the a1 yarn to obtain a2 yarn; the heating temperature is 170-180 ℃;
a3, performing false twisting treatment on the a2 yarn to obtain an a3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8.
In the production process of the cationic polyester composite yarn, the specific method for preprocessing the semi-gloss polyester yarn raw material in the step B is as follows:
b1, stretching the semi-gloss polyester yarn raw material to obtain b1 yarn; the stretching multiple is 1.6-1.7 times;
b2, carrying out heating deformation treatment on the b1 yarn to obtain a b2 yarn; the heating temperature is 165-175 ℃;
b3, performing false twisting treatment on the b2 yarn to obtain a b3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8.
In the production process of the cationic polyester composite yarn, the semi-gloss polyester yarn raw material in the step b1 is subjected to ultraviolet resistance treatment before being stretched, and the specific method for the ultraviolet resistance treatment comprises the following steps:
1) Firstly padding semi-gloss polyester yarn raw materials; dipping a semi-gloss polyester yarn raw material into ultraviolet-resistant sol to obtain a yarn; then extruding and rolling the a silk to obtain an A silk;
2) Pre-drying the yarn A to obtain yarn B; the temperature of the pre-drying is 70-75 ℃, and the pre-drying time is 2-3min;
3) Drying; firstly, drying the B yarn at 120-130 ℃ for 40-50s to obtain the c1 yarn; then adopting 160-180 ℃ to dry the c1 yarn for 20-40s to obtain the c2 yarn; finally, the c2 silk is dried at the temperature of 70-80 ℃ for 60-70s.
In the production process of the cationic polyester composite yarn, the impregnation temperature in the step 1) is 35-40 ℃; the extrusion pressure is 2-4 kg.
In the production process of the cationic polyester composite yarn, the ultraviolet-resistant sol comprises the following components in parts by weight: butyl titanate 8-10 parts; 3-4 parts of zinc acetate; 15-20 parts of absolute ethyl alcohol; 6-8 parts of glacial acetic acid; 4-5 parts of ethanolamine; 7-9 parts of distilled water; 1-2 parts of monodisperse colloidal microspheres.
In the production process of the cationic polyester composite yarn, the specific preparation method of the ultraviolet resistant sol comprises the following steps:
firstly, mixing distilled water, zinc acetate and one fourth of absolute ethyl alcohol, and uniformly stirring at the temperature of 40-45 ℃ to obtain a product a;
secondly, adding ethanolamine into the product a, and uniformly stirring at the temperature of 35-40 ℃ to obtain a product b;
thirdly, adding one third of glacial acetic acid into the product b, and uniformly stirring at the temperature of 35-40 ℃ to obtain a product c;
fourthly, mixing the rest absolute ethyl alcohol and glacial acetic acid with butyl titanate and monodisperse colloidal microspheres, and uniformly stirring at the temperature of 40-45 ℃ to obtain a d product;
and fifthly, dripping the product d into the product c, and uniformly stirring at the temperature of 30-35 ℃ to obtain the ultraviolet-resistant sol.
In the production process of the cationic polyester composite yarn, the network pressure of the network nozzle in the step C is 2.9 kg.
In the production process of the cationic polyester composite yarn, the processing speed in the step A and the step B is 700m/min.
Compared with the prior art, the cationic modified polyester filament yarn raw material and the semi-gloss polyester filament yarn raw material are respectively subjected to stretching, heating deformation, false twisting and other treatments, and then two filaments are subjected to stranding, heating shaping, oiling and winding to obtain the cationic polyester composite yarn with good finished product quality; the method comprises the steps of controlling the stretching ratio of a cation modified polyester filament raw material to be 1.6-1.8, the temperature of heating deformation to be 170-180 ℃ and the ratio of D/Y in false twisting treatment to be 1.7-1.8, controlling the stretching ratio of a semi-gloss polyester filament raw material to be 1.6-1.7, the temperature of heating deformation to be 165-175 ℃ and the ratio of D/Y in false twisting treatment to be 1.7-1.8, so that the twisting tension and untwisting tension of the cation modified polyester filament and the semi-gloss polyester filament are in the optimal state during false twisting, and the filament quality can be effectively improved; meanwhile, the internal stress of the yarn in the thermal deformation process can be reduced by reasonably controlling the heating deformation temperature, so that the yarn is easier to deform, the false twisting is facilitated to be smoothly carried out, the efficiency is improved, and the quality of a finished product is improved; then controlling the network pressure of the network nozzle to be 2.8-3.0 kg, so that two strands of silk are conveniently stranded, and the quality of the finished silk is improved; through the mutual cooperation among the steps, the quality of the product can be effectively improved. The net number of the finished yarn produced by the method is also greatly improved, so that the surface quality of the finished yarn can be effectively improved, and the finished yarn has a good style. In conclusion, the invention has the characteristic of effectively improving the product quality.
In addition, the ultraviolet-proof film formed by titanium dioxide and zinc oxide is coated on the surface of the semi-gloss polyester yarn, so that the ultraviolet-proof and sterilizing capacities of the cationic polyester composite yarn can be greatly improved; and the monodisperse colloid microspheres react with titanium dioxide to form a protective film, so that the strength and the wear resistance of the finished yarn can be improved. Meanwhile, the ultraviolet resistant film has good shrinkage performance and adhesion capability by specifically limiting specific components of the ultraviolet resistant sol and strictly controlling the manufacturing process of the ultraviolet resistant sol; through strictly controlling the coating process of the surface of the semi-gloss polyester yarn, the surface structure of the semi-gloss polyester yarn can be changed by a layer of transparent ultraviolet-proof film formed on the surface of the semi-gloss polyester yarn, so that the semi-gloss polyester yarn has good ultraviolet resistance and antibacterial property, the strength and tear resistance of the semi-gloss polyester yarn can be improved, and the wear resistance is also improved.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to be limiting.
Example 1. The production process of the Yang Di composite yarn comprises the following steps:
A. pretreating a cationic modified polyester filament yarn raw material to obtain a first filament yarn;
B. pretreating the semi-gloss polyester yarn raw material to obtain a second yarn;
C. carrying out stranding treatment on the first silk strip and the second silk strip to obtain a composite silk;
D. heating and shaping the composite yarn to obtain a semi-finished yarn;
E. oiling the semi-finished yarn to obtain a finished yarn;
F. and winding and forming the finished yarn.
The specific steps of preprocessing the cationic modified polyester filament yarn raw material in the step A are as follows:
a1, stretching a cationic modified polyester filament yarn raw material to obtain a1 yarn; the stretching multiple is 1.6-1.8;
a2, performing heating deformation treatment on the a1 yarn to obtain a2 yarn; the heating temperature is 170-180 ℃;
a3, performing false twisting treatment on the a2 yarn to obtain an a3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8.
The specific method for preprocessing the semi-gloss polyester yarn raw material in the step B is as follows:
b1, stretching the semi-gloss polyester yarn raw material to obtain b1 yarn; the stretching multiple is 1.6-1.7 times;
b2, carrying out heating deformation treatment on the b1 yarn to obtain a b2 yarn; the heating temperature is 165-175 ℃;
b3, performing false twisting treatment on the b2 yarn to obtain a b3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8.
The semi-gloss polyester yarn raw material in the step b1 is subjected to ultraviolet resistance treatment before being stretched, and the specific method for the ultraviolet resistance treatment comprises the following steps:
1) Firstly padding semi-gloss polyester yarn raw materials; dipping a semi-gloss polyester yarn raw material into ultraviolet-resistant sol to obtain a yarn; then extruding and rolling the a silk to obtain an A silk;
2) Pre-drying the yarn A to obtain yarn B; the temperature of the pre-drying is 70-75 ℃, and the pre-drying time is 2-3min;
3) Drying; firstly, drying the B yarn at 120-130 ℃ for 40-50s to obtain the c1 yarn; then adopting 160-180 ℃ to dry the c1 yarn for 20-40s to obtain the c2 yarn; finally, the c2 silk is dried at the temperature of 70-80 ℃ for 60-70s.
The dipping temperature in the step 1) is 35-40 ℃; the extrusion pressure is 2-4 kg.
The ultraviolet resistant sol comprises the following components in parts by weight: butyl titanate 8-10 parts; 3-4 parts of zinc acetate; 15-20 parts of absolute ethyl alcohol; 6-8 parts of glacial acetic acid; 4-5 parts of ethanolamine; 7-9 parts of distilled water; 1-2 parts of monodisperse colloidal microspheres. So that the adhesive has good adhesion performance, good expansion performance, strength and wear resistance
The specific preparation method of the ultraviolet resistant sol comprises the following steps:
firstly, mixing distilled water, zinc acetate and one fourth of absolute ethyl alcohol, and uniformly stirring at the temperature of 40-45 ℃ to obtain a product a;
secondly, adding ethanolamine into the product a, and uniformly stirring at the temperature of 35-40 ℃ to obtain a product b;
thirdly, adding one third of glacial acetic acid into the product b, and uniformly stirring at the temperature of 35-40 ℃ to obtain a product c;
fourthly, mixing the rest absolute ethyl alcohol and glacial acetic acid with butyl titanate and monodisperse colloidal microspheres, and uniformly stirring at the temperature of 40-45 ℃ to obtain a d product;
and fifthly, dripping the product d into the product c, and uniformly stirring at the temperature of 30-35 ℃ to obtain the ultraviolet-resistant sol.
The network pressure of the network nozzle in step C was 2.9 kg.
The processing speed in the steps A and B is 700m/min.
Example 2. The production process of the Yang Di composite yarn comprises the following steps:
A. pretreating a cationic modified polyester filament yarn raw material to obtain a first filament yarn;
B. pretreating the semi-gloss polyester yarn raw material to obtain a second yarn;
C. carrying out stranding treatment on the first silk strip and the second silk strip to obtain a composite silk;
D. heating and shaping the composite yarn to obtain a semi-finished yarn;
E. oiling the semi-finished yarn to obtain a finished yarn;
F. and winding and forming the finished yarn.
The specific steps of preprocessing the cationic modified polyester filament yarn raw material in the step A are as follows:
a1, stretching a cationic modified polyester filament yarn raw material to obtain a1 yarn; the stretching multiple is 1.70;
a2, performing heating deformation treatment on the a1 yarn to obtain a2 yarn; the heating temperature is 175 ℃;
a3, performing false twisting treatment on the a2 yarn to obtain an a3 yarn; the ratio of D/Y in the false twist treatment was 1.75.
The specific method for preprocessing the semi-gloss polyester yarn raw material in the step B is as follows:
b1, stretching the semi-gloss polyester yarn raw material to obtain b1 yarn; the stretching multiple is 1.67;
b2, carrying out heating deformation treatment on the b1 yarn to obtain a b2 yarn; the heating temperature is 170 ℃;
b3, performing false twisting treatment on the b2 yarn to obtain a b3 yarn; the ratio of D/Y in the false twist treatment was 1.75.
The semi-gloss polyester yarn raw material in the step b1 is subjected to ultraviolet resistance treatment before being stretched, and the specific method for the ultraviolet resistance treatment comprises the following steps:
1) Firstly padding semi-gloss polyester yarn raw materials; dipping a semi-gloss polyester yarn raw material into ultraviolet-resistant sol to obtain a yarn; then extruding and rolling the a silk to obtain an A silk;
2) Pre-drying the yarn A to obtain yarn B; the temperature of the pre-drying is 73 ℃, and the pre-drying time is 2.5min;
3) Drying; firstly, drying the B yarn at 120-130 ℃ for 45s to obtain the c1 yarn; then adopting 170 ℃ to dry the c1 yarn for 30s to obtain the c2 yarn; finally, the c2 yarn was dried at 75℃for 65 seconds.
The impregnation temperature in the step 1) is 38 ℃; the extrusion pressure was 3 kg.
The ultraviolet resistant sol comprises the following components in parts by weight: butyl titanate, 9 parts; 3 parts of zinc acetate; absolute ethyl alcohol, 18 parts; 8 parts of glacial acetic acid; 4 parts of ethanolamine; 8 parts of distilled water; monodisperse colloidal microspheres, 2 parts. The monodisperse colloidal microspheres are monodisperse colloidal carbon microspheres.
The specific preparation method of the ultraviolet resistant sol comprises the following steps:
firstly, mixing distilled water, zinc acetate and one fourth of absolute ethyl alcohol, and uniformly stirring at the temperature of 42 ℃ to obtain a product a;
secondly, adding ethanolamine into the product a, and uniformly stirring at 38 ℃ to obtain a product b;
thirdly, adding one third of glacial acetic acid into the product b, and uniformly stirring at 38 ℃ to obtain a product c;
fourthly, mixing the rest absolute ethyl alcohol and glacial acetic acid with butyl titanate and monodisperse colloidal microspheres, and uniformly stirring at the temperature of 41 ℃ to obtain a d product;
and fifthly, dripping the product d into the product c, and uniformly stirring at the temperature of 33 ℃ to obtain the ultraviolet-resistant sol.
Table 1 shows physical properties of the polyester composite yarn obtained in this example.
TABLE 1 physical Property index
| Physical property index | |
| Denier (dtex) | 168 |
| Intensity (cN/dtex) | 3.50 |
| Elongation (%) | 21.90 |
| Curl shrinkage (%) | 13 |
| Curl stability (%) | 66.6 |
| Shrinkage in boiling water (%) | 7.2 |
| Network number (one/meter) | 184 |
The network pressure of the network nozzle in step C was 2.9 kg. The processing speed in the steps A and B is 700m/min. The nozzle model number is P243.
Claims (5)
1. The production process of the Yang Di composite yarn is characterized by comprising the following steps of:
A. pretreating a cationic modified polyester filament yarn raw material to obtain a first filament yarn;
B. pretreating the semi-gloss polyester yarn raw material to obtain a second yarn;
C. carrying out stranding treatment on the first silk strip and the second silk strip to obtain a composite silk;
D. heating and shaping the composite yarn to obtain a semi-finished yarn;
E. oiling the semi-finished yarn to obtain a finished yarn;
F. winding and shaping the finished yarn;
the specific steps of preprocessing the cationic modified polyester filament yarn raw material in the step A are as follows:
a1, stretching a cationic modified polyester filament yarn raw material to obtain a1 yarn; the stretching multiple is 1.6-1.8;
a2, performing heating deformation treatment on the a1 yarn to obtain a2 yarn; the heating temperature is 170-180 ℃;
a3, performing false twisting treatment on the a2 yarn to obtain an a3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8;
the specific method for preprocessing the semi-gloss polyester yarn raw material in the step B is as follows:
b1, stretching the semi-gloss polyester yarn raw material to obtain b1 yarn; the stretching multiple is 1.6-1.7 times;
b2, carrying out heating deformation treatment on the b1 yarn to obtain a b2 yarn; the heating temperature is 165-175 ℃;
b3, performing false twisting treatment on the b2 yarn to obtain a b3 yarn; the ratio of D/Y in the false twisting treatment is 1.7-1.8.
2. The process for producing the polyester-polyester composite yarn according to claim 1, wherein the semi-gloss polyester yarn raw material in the step b1 is subjected to ultraviolet resistance treatment before being stretched, and the specific method of the ultraviolet resistance treatment is as follows:
1) Firstly padding semi-gloss polyester yarn raw materials; dipping a semi-gloss polyester yarn raw material into ultraviolet-resistant sol to obtain a yarn; then extruding and rolling the a silk to obtain an A silk;
2) Pre-drying the yarn A to obtain yarn B; the temperature of the pre-drying is 70-75 ℃, and the pre-drying time is 2-3min;
3) Drying; firstly, drying the B yarn at 120-130 ℃ for 40-50s to obtain the c1 yarn; then adopting 160-180 ℃ to dry the c1 yarn for 20-40s to obtain the c2 yarn; finally, the c2 silk is dried at the temperature of 70-80 ℃ for 60-70s.
3. The process for producing a polyester composite yarn according to claim 2, wherein the impregnation temperature in step 1) is 35 to 40 ℃; the extrusion pressure is 2-4 kg.
4. The process for producing the cationic polyester composite yarn according to claim 2, wherein the ultraviolet resistant sol comprises the following components in parts by weight: 8-10 parts of butyl titanate; 3-4 parts of zinc acetate; 15-20 parts of absolute ethyl alcohol; 6-8 parts of glacial acetic acid; 4-5 parts of ethanolamine; 7-9 parts of distilled water; 1-2 parts of monodisperse colloidal microspheres.
5. The process for producing the polyester-cationic composite yarn according to claim 4, wherein the specific preparation method of the ultraviolet resistant sol comprises the following steps:
the first step, mixing the distilled water, the zinc acetate and one fourth of the absolute ethyl alcohol, and stirring uniformly at the temperature of 40-45 ℃ to obtain a product a;
secondly, adding the ethanolamine into the product a, and uniformly stirring at the temperature of 35-40 ℃ to obtain the product b;
thirdly, adding one third of the glacial acetic acid into the product b, and uniformly stirring at the temperature of 35-40 ℃ to obtain a product c;
fourthly, mixing three-quarters of the absolute ethyl alcohol and two-thirds of the glacial acetic acid with the butyl titanate and the monodisperse colloidal microspheres, and uniformly stirring at the temperature of 40-45 ℃ to obtain a d product;
and fifthly, dripping the product d into the product c, and uniformly stirring at the temperature of 30-35 ℃ to obtain the ultraviolet-resistant sol.
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| CN109763224B (en) * | 2018-12-27 | 2020-08-14 | 江苏恒力化纤股份有限公司 | Full-dull polyester-polyester composite yarn and preparation method thereof |
| CN111910286A (en) * | 2020-08-24 | 2020-11-10 | 东莞易昌塑胶布业有限公司 | Semi-optical cation regenerated monofilament, and preparation method and application thereof |
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