CN107675342A - A kind of high-elastic heat insulation is knitted fabric - Google Patents
A kind of high-elastic heat insulation is knitted fabric Download PDFInfo
- Publication number
- CN107675342A CN107675342A CN201610628209.1A CN201610628209A CN107675342A CN 107675342 A CN107675342 A CN 107675342A CN 201610628209 A CN201610628209 A CN 201610628209A CN 107675342 A CN107675342 A CN 107675342A
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- Prior art keywords
- fabric
- spandex
- low temperature
- heat insulation
- elastic heat
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
-
- 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
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
-
- 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
- D10B2331/10—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
-
- 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
- D10B2401/06—Load-responsive characteristics
- D10B2401/061—Load-responsive characteristics elastic
-
- 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
- D10B2501/00—Wearing apparel
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Of Fabric (AREA)
Abstract
The invention discloses a kind of high-elastic heat insulation to be knitted fabric.The knitting fabric is formed by polypropylene fibre and low temperature spandex, naked spandex yarn of thermal finalization efficiency when wherein low temperature spandex is 120 DEG C more than 65%.The knitting fabric of the present invention, as one of fibrous raw material, is realized the lightweight of fabric, in turn ensure that the warming effect of fabric from polypropylene fibre；And also contain low temperature spandex in fabric, setting temperature is low, it is ensured that the dimensional stability of fabric, be not in serious edge-curl phenomenon, and impart the good tensile elasticity of fabric and recovery, wear off easily, comfortableness is good.
Description
Technical field
The present invention relates to a kind of high-elastic heat insulation to be knitted fabric, and in particular to a kind of pin containing polypropylene fibre and low temperature spandex simultaneously
Knitted fabric, particularly suitable for production heat insulating ability knitted underwear trousers or knitted sport shirt.
Background technology
Spandex possesses generally acknowledged high-elastic effect and comfortable and easy to wear as conventional elastomer, by its obtained fabric
Property, it is deep to be welcome by consumers in general.And in the production process of spandex class fabric, its pre-setting temperature is typically all to be set in
In the range of 180~200 DEG C, be not suitable for carrying out mixing weaving with the fiber of non-refractory, this just greatly limit the application of spandex
Scope, arisen at the historic moment for this low temperature spandex.For example a kind of spandex undershirt cloth and its system are disclosed in patent document CN102454000A
Standby technique, the spandex undershirt cloth be by natural fiber, tencel, Modal and soybean fiber one or more low temperature fiber types with it is low
The seamless circular tubular fabric that warm spandex is mixed to form, without high-temperature shaping, reduces process, single jersey is realized variation, but
The light weight and warmth retention property of such fabric still need further to be improved.Again such as disclosed in patent document CN102443922A
A kind of Wool spandex undershirt cloth and its manufacture method, covered and formed by wool, the double yarns of low temperature spandex, wool is being in fabric just
Face, low temperature spandex are in the reverse side of fabric, and the use of low temperature spandex reduces the damage to wool, although wool imparts
Certain warmth retention property, but same light weight still needs to improve, and also wool price is high, the problem of cost is high be present.
Additionally, it is well known that polypropylene fiber has the characteristics that excellent warmth retention property and extremely low moisture regain, it is deep to be disappeared by vast
Expense person's likes.In order to solve post exercise " clammy " phenomenon, also it has been proposed that utilizing the unique wicking of polypropylene fibre, such as patent
The thermal protection knitted fabric with one-way wet-guide drying function disclosed in document CN104746222A, the fabric include basal layer,
The front of basal layer is plain weave face, and multiple projections are distributed with reverse side；The absorbing sweat groove of depression is formed between projection；Projection is by third
Synthetic fibre material is made, except polypropylene fibre is also containing terylene, polyamide fibre, spandex etc. in basal layer, although such fabric has one-way wet-guide
Rapid-curing cutback, warming function, it is cheap, but due to being double-decker, Shortcomings are gone back in terms of light weight.
The content of the invention
Fabric is knitted it is an object of the invention to provide a kind of containing the high-elastic heat insulation of polypropylene fibre and low temperature spandex simultaneously.It is this
High-elastic heat insulation knitting fabric it is flexible it is good, easily wear off, the features such as size is stable, comfortable and easy to wear, frivolous warming.
The present invention technical solution be：
(1) high-elastic heat insulation of the invention knitting fabric, is formed by polypropylene fibre and low temperature spandex, the low temperature spandex for
Naked spandex yarn of the thermal finalization efficiency more than 65% at 120 DEG C.
(2) crimpness of above-mentioned high-elastic heat insulation knitting fabric be 0~0.5, dimensional contraction rate be -4%~+2%.
(3) content of low temperature spandex is 10~20 weight % in above-mentioned high-elastic heat insulation knitting fabric.
(4) polypropylene fibre in above-mentioned high-elastic heat insulation knitting fabric is polypropylene filament yarn multifilament, and its fineness is 50~100 daniers
(hereinafter referred to as D)；Or polypropylene fibre is polypropylene chopped fiber yarn, its fineness is 40~60 English branch (hereinafter referred to as S).
(5) inboard of above-mentioned high-elastic heat insulation knitting fabric has the tapetum that height is 0.5~1.5mm.
(6) grammes per square metre of above-mentioned high-elastic heat insulation knitting fabric is 100~150g/m2。
The knitting fabric of the present invention, from polypropylene fibre as one of fibrous raw material, realizes the lightweight of fabric, while protect again
The warming effect of fabric is demonstrate,proved.In addition, also containing low temperature spandex in the knitting fabric of the present invention, setting temperature is relatively low, Ke Yiyu
Polypropylene fibre weaves together, the good dimension stability of gained fabric, is not in serious edge-curl phenomenon, and it is good to impart fabric
Tensile elasticity and recovery, wear off easily, comfortableness is good.
Embodiment
It is well known that the density of polypropylene fibre is only 0.91g/cm3, it is the most light kind of general chemical fiber Midst density, and
It also has unique wicking, one-way wet-guide positive effect.The thermal conductivity factor of polypropylene fibre only has 0.6W/ (m DEG C) simultaneously, with
Conventional terylene, acrylic fibers, viscose glue are compared, and have preferable heat insulation effect.In order to assign the superior heat insulating ability of fabric, one-way wet-guide
Property and light weight effect, the present invention from polypropylene fibre as one of fibrous raw material.
Furthermore spandex is one of the most frequently used elastomer, it not only has the untouchable elasticity of other elastomers institute,
And it is available with fine-denier specification, it is the conventional fiber for weaving the high-elastic knitting fabric of light weight.Employ the knitted side of spandex
Material, there is good tensile elasticity and recovery, wear off easily, with comfortably.Fusing point in view of polypropylene fibre used in the present invention is
165~174 DEG C, if woven using conventional spandex, because the pre-setting temperature of conventional spandex is 180~200 DEG C, one
As without pre-setting, be so easy for the problem of unstable size and crimping occur.In order to solve this problem, the present invention
Low temperature spandex has been selected to be woven.In pre-setting as temperature raises, polymer segment obtains energy, molecule interchain hydrogen bond
It is broken, strand is stretched sliding, and when end temp of shaping reduces, strand re-forms hydrogen bond, in new position
Put and be fixed up, effectively locked the circle arc of knitted fabric, ensure that the dimensional stability of fabric.Low temperature spandex in the market
It is of less types, and the sizing efficiency of the low temperature spandex less than 120 DEG C is relatively low, fixed effect is not ideal enough；And more than 120 DEG C
Words, polypropylene fibre crystallinity become big, cause the feel of fabric to be hardened.Consider setting temperature and sizing efficiency, the present invention selects 120
DEG C when low temperature spandex of the thermal finalization efficiency more than 65%.
In order to avoid warmth retention property fabric it is thick and heavy the problem of, while give full play to the low density feature of polypropylene fiber, the present invention
Knitting fabric use one-sided composition.
The knitting fabric of the present invention, preferably crimpness are 0~0.5, dimensional contraction rate is -4%~+2%.Here curling
Degree refers to that one meter of full width knitting fabric tiles after release 24h in normal conditions, the natural roll angle of fabric transverse edge with
360 ° of ratio.
In view of low temperature spandex used in the present invention in pre-setting, a certain degree of microphase-separated can also occur, i.e., quite
In the increase of hard section phase crystallite quantity, can so elasticity be caused downward trend occur, it is of the invention low in order to ensure the elasticity of fabric
The content of warm spandex is preferably 10~20 weight %.
Consider the taking and heat insulating ability of knitting, fineness when polypropylene fibre used in the present invention is polypropylene fibre multifilament is preferably 50
~100D；Or fineness of polypropylene fibre when being polypropylene chopped fiber yarn is preferably 40~60S.
Polypropylene fibre used in the present invention can be chromatic thread or the silk that is unstained.
In order to improve the heat insulating ability of the knitting fabric of the present invention, high mesh number sand paper or carbon brush can also be selected to carry out nexine
Fluffing is handled, the preferably inboard tapetum that there is height to be 0.5~1.5mm.Wherein the mesh number of high mesh number sand paper can be in 320 mesh
More than.Fine and smooth, uniform tapetum is produced by processing of fluffing and improves heat insulating ability.Tapetum excessive height is too low, has
The heat insulating ability and dressing of fabric may be had influence on.
In view of light weight effect, knitting fabric of the invention, grammes per square metre is preferably 100~150g/m2。
With reference to embodiment and comparative example, the invention will be further described.
The test mode of each parameter involved in the present invention is as follows.
(1) thermal finalization efficiency
20 DEG C of constant temperature without 2h is placed under drawing-off state, after reaching warm and humid balance, 2 times of drawing-off, place into 120 to fiber indoors
Thermal finalization 2min in DEG C baking oven, room temperature cools down after taking-up, measures fiber thermal finalization efficiency.120 DEG C of thermal finalization efficiency calculation formula
For：
Thermal finalization efficiency=(L1-L)/L*100%
In formula：The length of silk when L is without drawing-off；L1 is the length of silk after 120 DEG C of sizing coolings.
(2) crimpness
To every sample cloth, take the rice and flour material of full width 1 to be tiled under standard state (20 ± 2 DEG C of temperature, humidity 65% ± 2%) and release
After putting 24h, appoint and take natural roll angle and 360 ° of ratio that fabric transverse edge is measured at 3.
(3) dimensional contraction rate
According to JIS L1096：2010G methods (103 home washings method).
(4) insulation rate
With reference to JIS L 1096：Heat insulating ability experiment A methods (constant temperature method) in 2010 general textile processes.
(5) elongation
With reference to JIS L 1096：Elongation rate test D methods in 2010 general textile processes.The elongation of testing herein
It is the cross direction elongation of fabric.
(6) tapetum thickness
The loose 0.3cm of the long 1cm* of the block size of clip 10 sample cloth is as test specimens from fabric, then using digit microscope
The section of every piece of test specimens is observed, measures the tapetum thickness of every piece of test specimens, 10 pieces of average value is taken, obtains this hair
Bright tapetum thickness.
(6) content of low temperature spandex
With reference to the test method of JIS L 1030.2-2012 textile fiber mixture quantitative analyses.
Embodiment 1
From 150D/144f polypropylene filament yarns (black) and 20D low temperature naked spandex yarns, woven on 28G single knitting machines
To one side spandex undershirt cloth fabric.Wherein thermal finalization efficiency of the low temperature naked spandex yarn at 120 DEG C is 66.0%.
Gained fabric is again through low temperature pre-setting (120 DEG C) → concise (95 DEG C) → drying (120 DEG C), and → inboard fluffing → is answered
The processing technologys such as sizing (130 DEG C) → inspection, it is 170g/m to obtain grammes per square metre2Knitting fabric.Each performance parameter is shown in Table 1.
Embodiment 2
From 150D/144f polypropylene filament yarns (black) and 40D low temperature naked spandex yarns, woven on 28G single knitting machines
To one side spandex undershirt cloth fabric., with embodiment 1, it is 190g/m to obtain grammes per square metre for remaining2Knitting fabric.Each performance parameter is shown in Table 1.
Embodiment 3
From 75D/72f polypropylene filament yarns (black) and 40D low temperature naked spandex yarns, woven on 28G single knitting machines
To one side spandex undershirt cloth fabric.Wherein thermal finalization efficiency of the low temperature naked spandex yarn at 120 DEG C is 67.2%, remaining same embodiment
1, it is 120g/m to obtain grammes per square metre2Single-side knitted fabric.Each performance parameter is shown in Table 1.
Embodiment 4
From 60S polypropylene chopped fibers yarn (dark blue) and 20D low temperature naked spandex yarns, weave and obtain on 28G single knitting machines
One side spandex undershirt cloth fabric.Wherein thermal finalization efficiency of the low temperature naked spandex yarn at 120 DEG C is 67.0%, remaining with embodiment 1,
It is 110g/m to obtain grammes per square metre2Single-side knitted fabric.Each performance parameter is shown in Table 1.
Embodiment 5
Except being processed without inboard fluffing, remaining is shown in Table 1 with embodiment 4, each performance parameter.
Comparative example 1
From 75D/72f polypropylene filament yarns (black) and 40D low temperature naked spandex yarns, woven on 28G single knitting machines
To one side spandex undershirt cloth fabric.Wherein thermal finalization efficiency of the low temperature naked spandex yarn at 120 DEG C is 60.0%, remaining same embodiment
1, it is 120g/m to obtain grammes per square metre2Single-side knitted fabric.Each performance parameter is shown in Table 1.
Comparative example 2
From 150D/144f polypropylene filament yarns (black) and the common naked spandex yarns of 40D, woven on 28G single knitting machines
To one side spandex undershirt cloth fabric.Thermal finalization efficiency of the wherein common naked spandex yarn at 120 DEG C is 30.4%, remaining same embodiment
1, it is 190g/m to obtain grammes per square metre2Knitting fabric.Each performance parameter is shown in Table 1.Comparative example 3
From 75D/72f polyester filaments and the common naked spandex yarns of 40D, woven on 28G single knitting machines and obtain one side ammonia
Synthetic fibre single jersey fabric.Thermal finalization efficiency of the wherein common naked spandex yarn at 120 DEG C is 31.3%.Gained fabric is again through pre-setting
(190 DEG C) → concise (95 DEG C) → disperse dyeing (130 DEG C) → reduction cleaning (90 DEG C) → dehydration → drying (130 DEG C) →
The processing technologys such as thermal finalization (170 DEG C) → inspection, it is 135g/m to obtain grammes per square metre2Knitting fabric.Each performance parameter is shown in Table 1.
According to table 1, from embodiment 1 and embodiment 2, under equal conditions, spandex fiber number and content increase, gram of fabric
Increase, cross direction elongation raising, heat insulating ability improve again.
From embodiment 4 and embodiment 5, under equal conditions, fuzzing fabrics are higher than the heat insulating ability of phozy fabric.
From comparative example 1 and embodiment 3, under equal conditions, using the low temperature spandex of thermal finalization efficiency 60.0% at 120 DEG C
Gained fabric, easy curled selvage, poor dimensional stability.
From comparative example 2 and embodiment 2, under equal conditions, using fabric obtained by common spandex with using low temperature spandex
Gained fabric is compared, although cross direction elongation is high, heat insulating ability is suitable, easy curled selvage, poor dimensional stability.
From comparative example 3 and embodiment 3, the fabric of gained is woven with using low temperature using common spandex and terylene
Spandex is compared with the fabric obtained by polypropylene fibre is woven, and its grammes per square metre is big, heat insulating ability is poor.
Table 1
Claims (6)
1. a kind of high-elastic heat insulation is knitted fabric, it is characterized in that：The knitting fabric is single jersey, by polypropylene fibre and low temperature spandex
Formed, naked spandex yarn of the thermal finalization efficiency when low temperature spandex is 120 DEG C more than 65%.
2. high-elastic heat insulation according to claim 1 is knitted fabric, it is characterized in that：The crimpness of the knitting fabric for 0~
0.5th, dimensional contraction rate is -4%~+2%.
3. high-elastic heat insulation according to claim 1 is knitted fabric, it is characterized in that：The content of the low temperature spandex is 10~20
Weight %.
4. high-elastic heat insulation according to claim 1 is knitted fabric, it is characterized in that：The polypropylene fibre is polypropylene filament yarn multifilament, its
Fineness is 50~100 daniers；Or the polypropylene fibre is polypropylene chopped fiber yarn, its fineness is 40~60 English branch.
5. fabric is knitted according to high-elastic heat insulation according to any one of claims 1 to 4, it is characterized in that：The knitting fabric
Inboard has the tapetum that height is 0.5~1.5mm.
6. fabric is knitted according to high-elastic heat insulation according to any one of claims 1 to 4, it is characterized in that：The knitting fabric
Grammes per square metre is 100~150g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628209.1A CN107675342A (en) | 2016-08-02 | 2016-08-02 | A kind of high-elastic heat insulation is knitted fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628209.1A CN107675342A (en) | 2016-08-02 | 2016-08-02 | A kind of high-elastic heat insulation is knitted fabric |
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| Publication Number | Publication Date |
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| CN107675342A true CN107675342A (en) | 2018-02-09 |
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| CN201610628209.1A Pending CN107675342A (en) | 2016-08-02 | 2016-08-02 | A kind of high-elastic heat insulation is knitted fabric |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910449A (en) * | 2019-05-07 | 2020-11-10 | 东莞世丽纺织有限公司 | Warm-keeping fabric and preparation process thereof |
| CN111910328A (en) * | 2019-05-07 | 2020-11-10 | 东莞世丽纺织有限公司 | Moisture-absorbing and sweat-releasing fabric and preparation process thereof |
-
2016
- 2016-08-02 CN CN201610628209.1A patent/CN107675342A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910449A (en) * | 2019-05-07 | 2020-11-10 | 东莞世丽纺织有限公司 | Warm-keeping fabric and preparation process thereof |
| CN111910328A (en) * | 2019-05-07 | 2020-11-10 | 东莞世丽纺织有限公司 | Moisture-absorbing and sweat-releasing fabric and preparation process thereof |
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Application publication date: 20180209 |
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