A velvet fabric with cold resistance and wind resistance and its preparation method

Abstract

The present invention discloses a cold-resistant and windproof velvet fabric, comprising a base fabric and a terry layer interwoven on the back of the base fabric. The base fabric is woven from modified hollow profiled polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn. The modified hollow profiled polyester is obtained by scouring and acidifying hollow profiled polyester. The cold-resistant and windproof velvet fabric and preparation method described in the present invention utilize modified hollow profiled polyester and flax fiber as ground yarns, resulting in a velvet fabric having good thermal insulation properties. The fabric also has good thermal insulation properties after multiple washings. The modified hollow profiled polyester is modified by combining scouring and acidification treatments to significantly improve the fabric's pilling resistance and oil repellency while ensuring fabric strength.

Description

Technical Field

[0001] The invention relates to the technical field of velvet fabrics, in particular to a cold-resistant and windproof velvet fabric and a preparation method thereof. Background Art

[0002] Velvet is the name of a silk fabric whose surface is formed by pile loops or piles with pile warps. There are two types of velvet: floral and plain. The surface of plain velvet is entirely pile loops, while floral velvet has some pile loops cut into piles according to patterns, alternating with uncut pile loops to form a pattern. The piles or pile loops of velvet stand tightly and can be used to make clothing, hats, sofa covers, curtains, decorative lamps. Existing velvet fabrics have certain cold and windproof effects, but due to poor washability, the fabric's anti-pilling performance is affected after multiple washes, and the fabric's oil repellency is limited, affecting the overall effect of the fabric. Summary of the Invention

[0003] The main purpose of the present invention is to provide a cold-resistant and windproof velvet fabric and a preparation method thereof, which can effectively solve the problems in the background technology.

[0004] To achieve the above object, the technical solution adopted by the present invention is:

[0005] The present invention provides a cold-resistant and windproof velvet fabric, comprising a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0006] The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester.

[0007] As a further optimization scheme of the present invention, the scouring treatment refers to scouring with 100-110°C cooking liquid for 10-20 minutes, and the cooking liquid includes raw materials with the following concentrations: 3.6-4.4g / L H2O2, 0.8-1.2g / L NaOH and 0.8-1.2g / L penetrant.

[0008] As a further optimization scheme of the present invention, the acidification treatment refers to immersing the scoured polyester filaments in a phosphoric acid solution for 10 minutes, then baking them in a 130°C oven for 5 minutes, taking them out and repeatedly washing them with deionized water until they are neutral, and finally drying them in a 60°C oven and storing them.

[0009] The present invention also provides a method for preparing cold-resistant and windproof velvet fabric, comprising the following steps:

[0010] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and knitted on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and knitted on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern, and the base fabric with a terry layer on the back is knitted;

[0011] S2, dyeing the obtained base fabric with the terry layer to obtain the dyed base fabric with the terry layer;

[0012] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the base surface is subjected to napping, combing, and shearing. After drying, baking, and cooling, the base surface is sent to an open-width airflow softener for air washing, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric.

[0013] As a further optimization solution of the present invention, the block pattern in S1 is formed by the interlacing of longitudinal stripes and transverse stripes, the longitudinal stripes are composed of arranged circular knitting machine sinkers, and the transverse stripes are composed of arranged mercerized wool yarns.

[0014] As a further optimization solution of the present invention, the height of the circular knitting machine sinker is 2.3-2.5 mm.

[0015] As a further optimization solution of the present invention, the base fabric with the terry layer in S2 is dyed at a dyeing temperature of 100°C.

[0016] As a further optimization solution of the present invention, the operating speed of the open-width airflow softening machine in S3 is 12-20 m / min, and the air washing temperature is 120-130°C.

[0017] As a further optimization scheme of the present invention, the needle speed of the napping in S3 is 158-160RPM, the drying temperature is 80°C, the drying time is 3 minutes, the baking temperature is 160°C, and the baking time is 2 minutes.

[0018] As a further optimized solution of the present invention, the padding solution used in the padding treatment in S3 is a softener aqueous solution with a mass percentage concentration of 1-3%.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. In the present invention, modified hollow special-shaped polyester and flax fiber are used as ground yarns and woven by a large circular machine to form a base fabric. The hollow special-shaped polyester in the fabric is filled with a large amount of static air after air washing, which keeps the fabric fluffy while making the velvet fabric have good thermal insulation performance. The fabric has good thermal insulation performance after multiple water washings. The modified hollow special-shaped polyester is modified by combining scouring and acidification treatment to greatly improve the anti-pilling and oil repellency of the fabric while ensuring the strength of the fabric, thereby improving the overall performance of the fabric. DETAILED DESCRIPTION

[0021] The present application is described in further detail below. It is necessary to point out that the following specific implementation methods are only used to further illustrate the present application and cannot be understood as limiting the scope of protection of the present application. Technicians in this field can make some non-essential improvements and adjustments to the present application based on the above application content.

[0022] Example 1

[0023] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0024] The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester, and the modified hollow special-shaped polyester is a modified special-shaped polyester with a hollow triangular cross-section.

[0025] Scouring treatment refers to scouring with 100-110℃ cooking liquid for 10 minutes. The cooking liquid includes the following raw materials at the following concentrations: 3.6g / L H2O2, 0.8-g / L NaOH and 0.8g / L penetrant; acidification treatment refers to immersing the scour-boiled polyester filament in a phosphoric acid solution for 10 minutes, then baking it in a 130℃ oven for 5 minutes, taking it out and repeatedly washing it with deionized water until it is neutral, and finally drying it in a 60℃ oven for storage.

[0026] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0027] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0028] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0029] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 12m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0030] Example 2

[0031] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0032] The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester, and the modified hollow special-shaped polyester is a modified special-shaped polyester with a hollow triangular cross-section.

[0033] Scouring treatment refers to scouring with 100-110℃ cooking liquid for 10 minutes. The cooking liquid includes the following raw materials at the following concentrations: 4.4g / L H2O2, 1.2g / L NaOH and 1.2g / L penetrant; acidification treatment refers to immersing the scour-boiled polyester filament in a phosphoric acid solution for 10 minutes, then baking it in a 130℃ oven for 5 minutes, taking it out and repeatedly washing it with deionized water until it is neutral, and finally drying it in a 60℃ oven for storage.

[0034] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0035] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0036] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0037] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 12m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0038] Example 3

[0039] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0040] The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester, and the modified hollow special-shaped polyester is a modified special-shaped polyester with a hollow triangular cross-section.

[0041] Scouring treatment refers to scouring with 100-110℃ cooking liquid for 10 minutes. The cooking liquid includes the following raw materials at the following concentrations: 4.0g / L H2O2, 1.0g / L NaOH and 1.0g / L penetrant; acidification treatment refers to immersing the scour-boiled polyester filament in a phosphoric acid solution for 10 minutes, then baking it in a 130℃ oven for 5 minutes, taking it out and repeatedly washing it with deionized water until it is neutral, and finally drying it in a 60℃ oven for storage.

[0042] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0043] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0044] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0045] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 12m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0046] Example 4

[0047] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0048] The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester, and the modified hollow special-shaped polyester is a modified special-shaped polyester with a hollow triangular cross-section.

[0049] Scouring treatment refers to scouring with 100-110℃ cooking liquid for 10 minutes. The cooking liquid includes the following raw materials at the following concentrations: 4.0g / L H2O2, 1.0g / L NaOH and 1.0g / L penetrant; acidification treatment refers to immersing the scour-boiled polyester filament in a phosphoric acid solution for 10 minutes, then baking it in a 130℃ oven for 5 minutes, taking it out and repeatedly washing it with deionized water until it is neutral, and finally drying it in a 60℃ oven for storage.

[0050] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0051] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0052] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0053] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 16m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0054] Comparative Example 1

[0055] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from hollow special-shaped polyester and flax fibers in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0056] Hollow special-shaped polyester is a special-shaped polyester with a hollow triangular cross-section.

[0057] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0058] S1. A base fabric is formed by knitting hollow shaped polyester and flax fibers as ground yarns on a circular knitting machine. A terry layer is formed by knitting mercerized wool yarn as a terry yarn on a circular knitting machine. The terry layer is arranged in a block pattern. The base fabric has a terry layer on the back. The block pattern is formed by alternating longitudinal and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0059] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0060] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 16m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0061] Comparative Example 2

[0062] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0063] The modified hollow special-shaped polyester is obtained by scouring and boiling the hollow special-shaped polyester.

[0064] Scouring treatment refers to scouring with 100-110℃ boiling liquid for 10 minutes. The boiling liquid includes the following raw materials: 4.0g / L H2O2, 1.0g / L NaOH and 1.0g / L penetrant.

[0065] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0066] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0067] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0068] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared, and then dried, baked, and cooled. The padding, napping, combing, shearing, drying, baking, and cooling operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the bending needle speed of the napping is 158RPM, the drying temperature is 80°C, the drying time is 3 minutes, the baking temperature is 160°C, the baking time is 2 minutes, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0069] Comparative Example 3

[0070] A cold-resistant and windproof velvet fabric comprises a base fabric and a terry layer interwoven on the back of the base fabric, wherein the base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn;

[0071] The modified hollow special-shaped polyester is obtained by acidifying the hollow special-shaped polyester.

[0072] Acidification treatment refers to immersing the scoured polyester filament in a phosphoric acid solution for 10 minutes, then baking it in a 130°C oven for 5 minutes, taking it out and repeatedly washing it with deionized water until it is neutral, and finally drying it in a 60°C oven before storage.

[0073] A method for preparing cold-resistant and windproof velvet fabric comprises the following steps:

[0074] S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and woven on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and woven on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern. The base fabric with a terry layer on the back is woven, wherein the block pattern is formed by interlacing longitudinal stripes and transverse stripes. The longitudinal stripes are formed by the arrangement of circular knitting machine sinkers, and the transverse stripes are formed by the arrangement of mercerized wool yarn. The height of the circular knitting machine sinkers is 2.4 mm.

[0075] S2, dyeing the obtained base fabric with the terry layer to obtain a dyed base fabric with the terry layer, wherein the dyeing temperature is 100° C.;

[0076] S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the terry is napped, combed, and sheared. After drying, baking, and cooling, it is sent to an open-width airflow softening machine with an operating speed of 16m / min for air washing. The air washing temperature is 120-130°C, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric, wherein the napping needle speed is 158RPM, the drying temperature is 80°C, the drying time is 3min, the baking temperature is 160°C, the baking time is 2min, and the padding solution used for the padding treatment is a softener aqueous solution with a mass percentage concentration of 2%.

[0077] The cold-resistant and windproof velvet fabrics prepared by the preparation methods of Examples 1-4 and Comparative Examples 1-3 were subjected to performance tests, including: (1) windproof and warm-keeping test, in which the thermal insulation rate of the velvet fabric was measured according to the FZ / T73022-2012 method standard; (2) anti-pilling test, in which the pilling condition of the fabric under external friction was simulated according to the circular locus test standard: GB / T 4802.1-2008; (3) oil repellency test, in which the pilling condition of the fabric under external friction was simulated according to the GB / T 19977-2014, oil repellency and hydrocarbon resistance test of textiles, and oil repellency is evaluated by oil resistance grade, the lower the grade, the worse the oil repellency, the higher the grade, the better the oil repellency; (4) Washing test, washing conditions are: washing powder 2g / L, soda ash 2g / L, bath ratio 1:30, temperature 40℃, time 15min / time, washing times 30 times, after washing, wait for the sample to dry and balance before measuring the relevant indicators; the results are shown in the following table:

[0078] Table 1:

[0079]

[0080] Table 2:

[0081]

[0082]

[0083] As can be seen from the above table, the velvet fabrics prepared by the methods of Examples 1-4 of the present invention and Comparative Examples 1-3 have a thermal insulation rate of more than 70% before and after washing, ensuring good thermal insulation performance of the fabric. By observing Example 4 with Comparative Example 2 or Comparative Example 3, it can be seen that the anti-pilling performance and oil repellency of the fabric can be enhanced by scouring or acidifying the hollow special-shaped polyester, and the anti-pilling performance and oil repellency of the fabric are good after multiple washings. By comparing Example 4 with Comparative Example 1, it can be seen that combining scouring and acidifying treatments to modify the hollow special-shaped polyester can significantly improve the anti-pilling and oil repellency of the fabric while ensuring the strength of the fabric, so that the fabric performance is better and the service life is longer.

[0084] The basic principles, main features, and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and modifications are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A cold-resistant and windproof velvet fabric comprising a base fabric and a terry layer interwoven on the back of the base fabric, characterized in that: The base fabric is woven from modified hollow special-shaped polyester and flax fiber in a mass ratio of 4:1, and the terry layer is woven from mercerized wool yarn; The modified hollow special-shaped polyester is obtained by scouring and acidifying the hollow special-shaped polyester; The scouring treatment refers to scouring with a 100-110°C cooking liquid for 10-20 minutes, wherein the cooking liquid includes the following raw materials: 3.6-4.4g / L H2O2, 0.8-1.2g / L NaOH and 0.8-1.2g / L penetrant; The acidification treatment involves immersing the scoured polyester filaments in a phosphoric acid solution for 10 minutes, then baking them in a 130°C oven for 5 minutes, then repeatedly washing them with deionized water until neutral, and finally drying them in a 60°C oven before storage. The preparation method of the cold-resistant and windproof velvet fabric comprises the following steps: S1. Modified hollow special-shaped polyester and flax fibers are used as ground yarns and knitted on a circular knitting machine to form a base fabric. Mercerized wool yarn is used as the terry yarn and knitted on a circular knitting machine to form a terry layer. The terry layer is arranged in a block pattern, and the base fabric with a terry layer on the back is knitted; S2, dyeing the obtained base fabric with the terry layer to obtain the dyed base fabric with the terry layer; S3. The dyed base surface with the terry layer is subjected to a padding treatment, and then the base surface is subjected to napping, combing, and shearing. After drying, baking, and cooling, the base surface is sent to an open-width airflow softener for air washing, and the padding, napping, combing, shearing, drying, baking, cooling, and air washing operations are repeated three times to obtain a cold-resistant and windproof velvet fabric.

2. The method for preparing a cold-resistant and windproof velvet fabric according to claim 1, characterized in that: The block pattern in S1 is formed by interlacing longitudinal stripes and transverse stripes, wherein the longitudinal stripes are formed by arrangement of circular knitting machine sinkers, and the transverse stripes are formed by arrangement of mercerized wool yarns.

3. The method for preparing a cold-resistant and windproof velvet fabric according to claim 2, characterized in that: The height of the sinker of the circular knitting machine is 2.3-2.5 mm.

4. The method for preparing a cold-resistant and windproof velvet fabric according to claim 1, characterized in that: The dyeing temperature of the base fabric with the terry layer in S2 is 100°C.

5. The method for preparing a cold-resistant and windproof velvet fabric according to claim 1, characterized in that: The operating speed of the open-width airflow softening machine in S3 is 12-20 m / min, and the air washing temperature is 120-130°C.

6. The method for preparing a cold-resistant and windproof velvet fabric according to claim 1, characterized in that: The speed of the needle for napping in S3 is 158-160RPM, the drying temperature is 80°C, the drying time is 3 minutes, the baking temperature is 160°C, and the baking time is 2 minutes.

7. The method for preparing a cold-resistant and windproof velvet fabric according to claim 1, characterized in that: The padding solution used in the padding treatment in S3 is a softener aqueous solution with a mass percent concentration of 1-3%.

Images