CN216274545U - DTY composite polyester yarn - Google Patents
DTY composite polyester yarn Download PDFInfo
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- CN216274545U CN216274545U CN202122793529.1U CN202122793529U CN216274545U CN 216274545 U CN216274545 U CN 216274545U CN 202122793529 U CN202122793529 U CN 202122793529U CN 216274545 U CN216274545 U CN 216274545U
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Abstract
The application relates to the technical field of yarn manufacturing, in particular to a DTY composite polyester yarn. The DTY composite polyester yarn comprises a composite polyester yarn main body, wherein the composite polyester yarn main body is formed by twisting polyester low-elasticity monofilaments and reinforcing yarns; the reinforced filament is of a core-spun monofilament structure and comprises a reinforced core yarn serving as a core layer and a PET (polyethylene terephthalate) layer serving as an outer layer; the material of the PET layer is the same as that of the terylene low-elasticity monofilament. The fabric has the advantages of good breaking strength, good fracture resistance, difficulty in yarn breakage in the spinning process and guarantee of the tear resistance of the obtained fabric.
Description
Technical Field
The application relates to the technical field of yarn manufacturing, in particular to a DTY composite polyester yarn.
Background
DTY is also called draw textured yarn, and is a finished yarn which is drawn continuously or simultaneously on an elasticizing machine and deformed by a twister. The terylene low stretch yarn is also called DTY (draw textured yarn) and is a textured yarn type of terylene chemical fiber. The DTY polyester yarn is prepared by using polyester chips (PET) as raw materials, spinning polyester pre-oriented yarns at a high speed and then performing drafting and false twisting processing. The polyester low stretch yarn has the following advantages: good dyeing property, high strength, high crimp rate and the like, and is widely applied to the field of textiles.
At present, the breaking strength of the DTY polyester yarn in the related art is generally between 2.0 and 3.5 CN/dtex.
In view of the above-mentioned related art, the applicant has found that the following drawbacks exist in the technical solution: the DTY polyester yarns in the related art have low breaking strength, are easy to break in the weaving process and can influence the strength of woven product cloth. In summary, the DTY polyester yarns in the related art have a relatively low breaking strength.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the breaking strength of the DTY polyester yarn in the related art is relatively low, the application provides a DTY composite polyester yarn.
The application provides a compound dacron yarn of DTY, can realize through following technical scheme:
the DTY composite polyester yarn comprises a composite polyester yarn main body, wherein the composite polyester yarn main body is formed by twisting polyester low-elasticity monofilaments and reinforcing yarns; the reinforced filament is of a core-spun monofilament structure and comprises a reinforced core yarn serving as a core layer and a PET (polyethylene terephthalate) layer serving as an outer layer; the PET layer is made of the same material as the terylene low-elasticity monofilaments.
Through adopting above-mentioned technical scheme, adopt the reinforcing filament to improve the anti rupture strength of compound dacron yarn main part in this application for this application has better rupture strength, anti fracture performance, adopts the compound dacron yarn of DTY in this application to be difficult for appearing broken yarn in the weaving process, and the processing of the fabric of not only being convenient for has guaranteed the tear strength of gained fabric moreover, has enlarged the application range of this application yarn. The PET layer is the same as the terylene low-elasticity monofilament, so that the dyeing difficulty of the fabric woven by the method can be reduced, the probability of local color difference is reduced, and the color uniformity of the fabric woven by the method is ensured.
Preferably, the number ratio of the terylene low-elasticity monofilament to the reinforcing yarn is 3-5: 1.
By optimizing the number ratio of the polyester low-elasticity monofilaments to the reinforcing yarns, the production cost of the yarns can be reduced, the breaking strength of the produced yarns can be controlled, and the DTY polyester yarns meeting the customer requirements can be flexibly produced.
Preferably, the number ratio of the terylene low-elasticity monofilaments to the reinforcing yarns is 4: 1; the sum of the number of the terylene low-elasticity monofilaments and the number of the reinforcing yarns is 24-48.
Through adopting above-mentioned technical scheme, further optimize the quantity of dacron low stretch monofilament and reinforcing wire and the quantity ratio between them, effectively promote the rupture strength of preparing the yarn, rationally reduce the manufacturing cost of yarn simultaneously, the DTY polyester yarn in the application of being convenient for is pushed to yarn consumer market.
Preferably, the specification of the terylene low-elasticity monofilament is 60-150D; the specification of the reinforcing wire is 100-200D.
Through adopting above-mentioned technical scheme, optimize the specification of the dacron low-elasticity monofilament of selecting for use and the specification of reinforcing wire, can guarantee the holistic rupture strength of this application, the thickness degree of steerable yarn of producing simultaneously to satisfy the requirement of different consumers to the yarn fineness, be convenient for adapt to complicated market environment.
Preferably, the composite polyester yarn main body is formed by twisting 12 reinforcing yarns of 100D and 36 polyester low-elasticity monofilaments of 150D.
By adopting the technical scheme, the DTY polyester yarn with high breaking strength and higher production cost can be obtained, and the DTY polyester yarn is convenient to adapt to complex market environments.
Preferably, the reinforcing core yarn is one of nylon yarn, aramid yarn and high-strength high-modulus polyethylene fiber yarn.
By adopting the technical scheme, the aramid fiber yarns are selected to ensure the rupture strength of the prepared DTY polyester yarns, the integral flame retardant property and heat resistance can be improved, and the fabric woven by the DTY polyester yarns in the application has better tear resistance, flame retardant property and use safety. The selection of the high-strength high-modulus polyethylene fiber yarns can ensure the anti-breaking strength of the prepared DTY polyester yarns, the weight of the DTY polyester yarns is light, and the gram weight of the fabric woven by the DTY polyester yarns can be reduced.
Preferably, the composite polyester yarn main body is formed by twisting polyester low-elasticity monofilaments, reinforcing yarns and antibacterial skin-friendly yarns; the number ratio of the terylene low-elasticity monofilament to the antibacterial skin-friendly filament is 3:1: 2; the sum of the number of the terylene low-elasticity monofilament, the number of the reinforcing yarn and the number of the antibacterial skin-friendly yarn is 36-48; the specification of the terylene low-elasticity monofilament is 150D; the specification of the reinforcing wire is 100D; the specification of the antibacterial skin-friendly silk is 100-150D.
Through the specification of optimizing the dacron low stretch monofilament of chooseing for use, the specification of reinforcing silk and antibiotic close skin silk, not only improve the holistic rupture strength of this application, but also the thickness degree of steerable production yarn to satisfy the requirement of different consumers to the yarn fineness, be convenient for adapt to complicated market environment, antibiotic close skin silk has given the better antibiotic mould proof ability of this application in addition, makes the surface fabric that adopts this application preparation have good antibiotic mould proof ability.
Preferably, the antibacterial skin-friendly yarn is one of bamboo charcoal fiber yarn, antibacterial polyester yarn, nano antibacterial regenerated protein fiber yarn, high-crimp high-wet-modulus viscose fiber yarn and antibacterial moisture-conducting acrylic fiber yarn.
By adopting the technical scheme, the bamboo charcoal fiber yarns not only can endow the yarn with better antibacterial performance, but also can improve the heat preservation performance of the yarn. The nano antibacterial regenerated protein fiber not only can endow the yarn with better antibacterial performance and skin-friendly performance, but also has the function of intelligent phase change temperature regulation, can effectively improve the heat preservation performance of the yarn, and is suitable for infant products. The high-crimp high-wet-modulus viscose fiber not only can endow the yarn with better antibacterial performance, but also can improve the air permeability, antistatic performance and dyeing performance of the yarn. The antibacterial moisture-conducting acrylic fiber not only can endow the yarn with better antibacterial performance, but also can improve the antistatic and anti-fouling performance of the yarn, and improve the phenomena of pilling, fouling and skin adhesion of the fabric.
Preferably, the PET layer is integrally formed with an antibacterial and antifungal coating.
Through adopting above-mentioned technical scheme, antibiotic mould proof coating can improve the antibiotic mould proof ability of this application, reduces holistic manufacturing cost, does benefit to this application and promotes to well low-end market.
In summary, the present application has the following advantages:
1. this application has improved rupture strength through the reinforcing wire for this application has better fracture resistance, is difficult for appearing the broken yarn at the weaving in-process, has reduced the weaving degree of difficulty, guarantees the tear strength of gained fabric simultaneously, more does benefit to marketing, satisfies consumer's demand.
2. This application is through optimizing the specification of the dacron low stretch monofilament of chooseing for use and the specification, quantity, the proportion of reinforcing wire, has guaranteed that this application wholly has higher fracture resistance intensity, and the thickness degree of steerable yarn of producing simultaneously to satisfy the requirement of different consumers to the yarn fineness, be convenient for adapt to complicated market environment.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 in the present application.
Fig. 2 is a schematic structural view of a reinforcing fiber in example 1 of the present application.
Fig. 3 is a schematic view of the overall structure of embodiment 2 in the present application.
In the figure, 1, terylene low-elasticity monofilament; 10. compounding a polyester yarn main body; 2. reinforcing filaments; 21. a reinforcing core yarn; 22. a PET layer; 23. an antibacterial and mildewproof coating; 3. antibacterial skin-friendly yarn.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples.
Example 1: referring to fig. 1, the DTY composite polyester yarn disclosed in the present application includes a composite polyester yarn main body 10, and the composite polyester yarn main body 10 is formed by twisting a polyester low-elasticity monofilament 1 and a reinforcing fiber 2. Wherein, the specification of the terylene low-elasticity monofilament 1 is 60-150D, and 150D is preferred in the embodiment.
Referring to fig. 2, the reinforcing yarn 2 is a core-spun monofilament structure. Specifically, the reinforcing yarn 2 includes a reinforcing core yarn 21 as a core layer and a PET layer 22 as an outer layer. The PET layer 22 is made of the same material as the terylene low-elasticity monofilament 1, so that the dyeing difficulty of the fabric woven by the method can be reduced, the probability of local color difference is reduced, and the color uniformity of the fabric woven by the method is ensured. The reinforcing core yarn 21 can be selected from nylon yarn or aramid yarn or high-strength high-modulus polyethylene fiber yarn. The specification of the reinforcing wire 2 is 100-200D, and 200D is preferred in the embodiment.
The nylon yarn has the advantages that: the low price can improve the rupture strength of the prepared DTY polyester yarn and can improve the integral wear resistance.
The aramid fiber yarn has the advantages that: the anti-breaking strength of the prepared DTY polyester yarns can be ensured, the integral flame retardant property and heat resistance can be improved, and the fabric woven by the DTY polyester yarns has good tear resistance, flame retardant property and use safety.
The aramid fiber yarn has the advantages that: the selection of the high-strength high-modulus polyethylene fiber yarns can ensure the anti-breaking strength of the prepared DTY polyester yarns, the weight of the DTY polyester yarns is light, and the gram weight of the fabric woven by the DTY polyester yarns can be reduced.
The number ratio of the terylene low-elasticity monofilaments 1 to the reinforcing yarns 2 is 3-5:1, the number ratio of the preferable terylene low-elasticity monofilaments 1 to the reinforcing yarns 2 is 4:1, and the sum of the numbers of the terylene low-elasticity monofilaments 1 and the reinforcing yarns 2 is 24-48. Yarns with different fineness specifications can be prepared by controlling the number of the terylene low-elasticity monofilaments 1 and the number of the reinforcing yarns 2, so that the requirements of different consumers on the fineness of the yarns are met, and the terylene low-elasticity monofilaments are convenient to adapt to complex market environments. In this embodiment, the sum of the numbers of the polyester low-elasticity monofilaments 1 and the reinforcing yarns 2 is 48, and the composite polyester yarn main body 10 is formed by twisting 12 reinforcing yarns 2 of 200D and 36 polyester low-elasticity monofilaments 1 of 150D.
Example 2: example 2 differs from example 1 in that:
referring to fig. 3, the composite polyester yarn main body 10 is formed by twisting a polyester low-elasticity monofilament 1, a reinforcing yarn 2 and an antibacterial skin-friendly yarn 3. Wherein the number ratio of the terylene low-elasticity monofilament 1, the reinforcing yarn 2 and the antibacterial skin-friendly yarn 3 is 3:1:2, and the sum of the number of the terylene low-elasticity monofilament 1, the reinforcing yarn 2 and the antibacterial skin-friendly yarn 3 is 48. Therefore, the composite polyester yarn main body 10 is formed by twisting 24 polyester low-elasticity monofilaments 1, 8 reinforcing yarns 2 and 16 antibacterial skin-friendly yarns 3. The specification of the terylene low-elasticity monofilament 1 is 150D, the specification of the reinforced yarn 2 is 200D, and the specification of the antibacterial skin-friendly yarn 3 is 150D.
The antibacterial skin-friendly yarn 3 is one of bamboo charcoal fiber yarn, antibacterial polyester yarn, nano antibacterial regenerated protein fiber yarn, high-crimp high-wet-modulus viscose fiber yarn and antibacterial moisture-conducting acrylic fiber yarn. In the implementation, the nano antibacterial regenerated protein fiber is selected.
The advantages of selecting the nano antibacterial regenerated protein fiber yarn are as follows: not only can give better broad-spectrum antibiotic mould proof ability, the close skin performance of this application, have the function that intelligent phase transition adjusted the temperature moreover, can effectively improve the warmth retention property of this application yarn, be applicable to close skin products such as infant.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The DTY composite polyester yarn is characterized in that: the composite polyester yarn comprises a composite polyester yarn main body (10), wherein the composite polyester yarn main body (10) is formed by twisting polyester low-elasticity monofilaments (1) and reinforcing yarns (2); the reinforcing filament (2) is of a core-spun monofilament structure and comprises a reinforcing core yarn (21) serving as a core layer and a PET layer (22) serving as an outer layer; the PET layer (22) is made of the same material as the terylene low-elasticity monofilament (1).
2. The DTY composite polyester yarn of claim 1, wherein: the number ratio of the terylene low-elasticity monofilament (1) to the reinforcing yarns (2) is (3-5): 1.
3. The DTY composite polyester yarn of claim 2, wherein: the number ratio of the terylene low-elasticity monofilament (1) to the reinforcing yarns (2) is 4: 1; the sum of the number of the terylene low-elasticity monofilaments (1) and the number of the reinforcing yarns (2) is 24-48.
4. The DTY composite polyester yarn of claim 3, wherein: the specification of the terylene low-elasticity monofilament (1) is 60-150D; the specification of the reinforcing wire (2) is 100-200D.
5. The DTY composite polyester yarn of claim 4, wherein: the composite polyester yarn main body (10) is formed by twisting 12 200D reinforcing yarns (2) and 36 150D polyester low-elasticity monofilaments (1).
6. The DTY composite polyester yarn of claim 4, wherein: the reinforced core yarn (21) is one of nylon yarn, aramid yarn and high-strength high-modulus polyethylene fiber yarn.
7. The DTY composite polyester yarn of claim 5, wherein: the composite polyester yarn main body (10) is formed by twisting polyester low-elasticity monofilaments (1), reinforcing yarns (2) and antibacterial skin-friendly yarns (3); the number ratio of the terylene low-elasticity monofilament (1), the reinforcing yarn (2) and the antibacterial skin-friendly yarn (3) is 3:1: 2; the sum of the number of the terylene low-elasticity monofilament (1), the number of the reinforcing yarns (2) and the number of the antibacterial skin-friendly yarns (3) is 36-48; the specification of the terylene low-elasticity monofilament (1) is 150D; the specification of the reinforcing wire (2) is 200D; the specification of the antibacterial skin-friendly silk (3) is 100-150D.
8. The DTY composite polyester yarn of claim 7, wherein: the antibacterial skin-friendly yarn (3) is one of bamboo charcoal fiber yarn, antibacterial polyester yarn, nano antibacterial regenerated protein fiber yarn, high-crimp high-wet-modulus viscose fiber yarn and antibacterial moisture-conducting acrylic fiber yarn.
9. The DTY composite polyester yarn of claim 8, wherein: the PET layer (22) is integrally formed with an antibacterial and mildewproof coating (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793529.1U CN216274545U (en) | 2021-11-13 | 2021-11-13 | DTY composite polyester yarn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793529.1U CN216274545U (en) | 2021-11-13 | 2021-11-13 | DTY composite polyester yarn |
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| Publication Number | Publication Date |
|---|---|
| CN216274545U true CN216274545U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122793529.1U Active CN216274545U (en) | 2021-11-13 | 2021-11-13 | DTY composite polyester yarn |
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| CN (1) | CN216274545U (en) |
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- 2021-11-13 CN CN202122793529.1U patent/CN216274545U/en active Active
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