CN103954744A - Proficiency testing sample for measuring color fastness to perspiration of textile and preparation method of sample - Google Patents
Proficiency testing sample for measuring color fastness to perspiration of textile and preparation method of sample Download PDFInfo
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Abstract
The invention discloses a proficiency testing sample for measuring the color fastness to perspiration of a textile and a preparation method of the sample. The proficiency testing sample is formed by dyeing a piece of pure cotton weaving tabby bleaching grey cloth by adopting an active dye or a direct dye, the detection result of the color fastness to acidic perspiration (which comprises an original sample discoloration level number, a cotton lining staining level number and a wool lining staining level number) is within 2 level-5 level and contains the daily detection range of the color fastness to acidic perspiration in the field of existing textile clothing, and the proficiency assessment of the detection items of different laboratories or the quality control usage of the laboratories can be realized. The preparation method of the proficiency testing sample has the advantages of easiness and convenience for operation, high success rate and high practicability; the prepared proficiency testing sample can be stored and transported at normal temperature and meets the uniformity and stability assessment guide requirement of a CNAS0GL03 proficiency testing sample in the aspects of uniformity and stability.
Description
Technical field
The present invention relates to a kind of proficiency testing sample of measuring for textile colour fastness to perspiration and preparation method thereof, belong to industry light industry textile industry field.
Background technology
Colour fastness to perspiration is one of the most basic, most important safety technique index of textile, and it is the ability of the color tolerance sweat effect of textile.The textile that colour fastness to perspiration is poor, when people dress and perspiring, the dyestuff in fabric can come off and transfer on skin by the effect of sweat, after dyestuff is absorbed by the skin, may produce sensitization, carcinogenic etc. having a strong impact on to human body.GB 18401 < < National Fundamental Safety Technical Standard For Textiles > >, the Eco-Label of European Union eco-label, Oeko-Tex eco-label etc. both at home and abroad technical regulation have all been made strict regulation to the colour fastness to perspiration of textile.Colour fastness to perspiration almost becomes the project that must examine in international and domestic trade, quality supervision selective examination.
Testing equipment and experimental enviroment that colour fastness to perspiration inspection institute needs are simple, and general textile detection mechanism and weaving manufacturing enterprise all possess this detectability, and the laboratory that therefore has this detectability is numerous.The accuracy of colour fastness to perspiration detection test findings and sample, instrument, method of operating, experimental enviroment, personnel's experience etc. are closely bound up, and checker's grading sight accuracy is especially crucial.But the color fastness grading of clothing and textile product belongs to organoleptic examination, checker is by the range estimation that sample color and luster is changed, with standard sample card, compare again, make brain acquired information, through drawing evaluation result after comprehensive analysis, be easy to be subject to objective and impact subjective factor, cause evaluation result to produce systematic error.In order to eliminate and to reduce error, each laboratory all the sight of utilizing comparison between proficiency testing, laboratory and laboratory internal staff than Peer guarantee colour fastness reviewer grade sight accurately and stability.Proficiency testing as one of important means of evaluation experimental chamber and inspection body technical capability with judge the ability of application accredited laboratory and inspection body and get permission accredited laboratory and inspection body maintains one of important evidence of its technical capability, handling capacity checking can facilitate each laboratory more rigorous find out the gap self existing, standard checked operation, adjust in time and unified check sight, increase the testing result comparability between laboratory, thereby reach the object that promotes Lab testing ability.Textile colour fastness to perspiration proficiency testing sample exists sample making difficulty large always, and homogeneity is difficult to ensure the problem of card.By multi-aspect search, look into newly, the document of prior art aspect " detection of textile color stability " and proficiency testing is also actually rare.By multi-aspect search, find one piece of document < < summary to organize once " CNALT0180 textile colour fastness to perspiration " proficiency testing plan by mentioning in textile colour fastness to perspiration detection > > that approval was entrusted in 2004, but its content is mainly to detect for laboratory, the preparation of laboratory sample is not used for reference to material, and existing document mainly concentrates on standard and the difference that international and domestic textile color stability is detected, textile color stability detecting instrument difference, colour fastness detects the related contents such as points for attention.
By linking up with each dyeing processing enterprise, make the good sample of colour fastness also relatively easy, but will produce simultaneously, can meet the sample that colour fastness to perspiration is measured proficiency testing requirement, particularly possess lower colour fastness grade, and the colour fastness sample that possesses homogeneity, stability just has more highly difficult.
Summary of the invention
The invention provides and a kind ofly can overcome above-mentioned shortcoming, make the testing result of the textile colour fastness to perspiration made contain 2 grades～5 grades, and can normal temperature storage, transportation, and homogeneity and stability reach the proficiency testing sample of CNAS-GL03 proficiency testing sample homogeneity and the requirement of estimation of stability guide.Meanwhile, also provide a kind of preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration, the method can make that the preparation manipulation of ability verification sample is easy, success ratio is high, practical.
In order to realize above-mentioned the first object, the present invention by the following technical solutions:
The proficiency testing sample of measuring for textile colour fastness to perspiration, the former state variable color progression of its acidproof sweat stain dyefastness is 2 grades～5 grades, and cotton stickers lining staining progression is 2 grades～5 grades, and hair stickers lining staining progression is 2 grades～5 grades.This proficiency testing sample is formed by the textile bleacher system of dying.
Particularly, described textile bleacher, by the woven plain weave bleacher of cotton textiles, obtains through singing and partly floating to process, and its fabric width is 140～155cm.
In order to realize the second object of the present invention, the technical scheme of employing is as follows:
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault; Textile bleacher is woven plain weave bleacher, and through singing, partly float processing, fabric width 140-155cm; The parameter of textile bleacher is: 200～300/10cm of warp-wise density, 120～160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡.
(2), selective staining method: adopt overflow dyeing method, adopt SME30 type overflow dyeing machine.
(3), select dye well formula: direct dyes or reactive dye, and determine dyeing recipe according to dyestuff;
A. the direct dyes adopting is: direct red 4G or chrysophene G.Direct red 4G formula is: direct red 4G:6.5%(o.w.f), paregal O: 0.5%, glauber salt: 5g/L, its dyeing curve is shown in Fig. 1; Chrysophene G formula is: chrysophene G: 6%(o.w.f), paregal O: 0.8%, glauber salt: 5g/L, its dyeing curve is shown in Fig. 1.
B. the reactive dye that adopt are: reactive red 3BSN or active yellow 3 R S.Reactive red 3BSN formula is: reactive red 3BSN:4%(o.w.f), substitute alkali: 2.0%, glauber salt: 50g/L, its dyeing curve is shown in Fig. 2; Active yellow 3 R S formula is: active yellow 3 R S:4.5%(o.w.f), substitute alkali: 2.0%, glauber salt: 50g/L, its dyeing curve is shown in Fig. 2.
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering and sizing → perching and clot;
Base cloth is prepared: the length on scutcher or on coiler, base cloth being needed according to sample preparation cuts;
Pre-service: adopt hot water to boil and wash, its technique is: soft water, bath raio 1:30, heats by 2 ℃/min from normal temperature, to 80 ℃ of insulation 10min;
Dyeing: adopt soft water, carry out according to the dyeing recipe in step (3) and technique;
Washing: adopt ordinary tap water to rinse well;
Dehydration: SS800 type link-suspended basket centrifuge, turn/min of rotating speed 1000;
Oven dry, tentering and sizing: Monforts forming machine (the full-automatic whole latitude machine of RSZWIV ZA200-6);
Perching and clot: SMA 541.
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, broadwise two ends are respectively removed 0.2～0.3 meter, it is 14cm (warp-wise) * 14cm(broadwise that remaining sample is made to dimensions) increment, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position.
(6), sample homogeneity and stability test: according to CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, carry out homogeneity, stability test
1), uniformity testing
The principle that sample homogeneity check takes grab sample and interval sampling to combine, every duplicate samples extracts 30 increments, according to GB/T 3922-1995 < < textile colour fastness to perspiration test method > >, carry out acidproof PERSPIRATION COLOR FASTNESS test, rely on range estimation trade-off method to evaluate the variable color of sample and staining grade, each increment test 2 times.Sample homogeneity check is respectively by inspection body's common implementings such as project Chongqing Entry-Exit Inspection and Quarantine Bureau technique center, textile industry product inspection center of Jiangsu Entry-Exit Inspection and Quarantine Bureau, national fiber quality Supervision Test Centers.
2), stability test
The stability test of sample is mainly investigated by simulating different humiture environment and sample standing time, stability experiment comprises stability experiment under standard atmosphere condition and the stability experiment under hot and humid condition, by Chongqing Entry-Exit Inspection and Quarantine Bureau technique center, is implemented.
Stability experiment under A, standard atmosphere condition
At the 1st day, the 7th day, the 30th day, the 60th day, randomly draw respectively standard atmosphere condition (20 ℃ of temperature, relative humidity 65%) sample of depositing in, 10 increments of each extraction, then according to GB/T 3922-1995, test the colour fastness to perspiration of each increment, each increment test 2 times, amounts to 40 increments for the stability experiment under standard atmosphere condition.The measured value gap of the colour fastness to perspiration parameter of sample inside and outside sample during whole stability experiment is 0, shows that sample is stable under standard atmosphere condition.
Stability experiment under B, hot and humid condition
Randomly draw 10 increments, be placed in hot and humid environment (temperature 60 C, relative humidity 90%) and process 30 hours, then according to GB/T 3922-1995, test the colour fastness to perspiration of each increment, each increment test 2 times.The inside and outside measured value gap of sample colour fastness to perspiration parameter sample after hot and humid condition is processed is 0, is 0 with the sample parameters gap of uniformity testing simultaneously, shows that sample is stable under the hot and humid condition of simulation.
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
This real beneficial effect of the invention is: the present invention can be by choosing different dye well proportionings, by preferred dyeing, dyestuff can be dyed on cloth cover uniformly, can produce proficiency testing sample or the quality control sample that acid resistance PERSPIRATION COLOR FASTNESS is lower simultaneously; Meanwhile, this ability verification sample preparation method is simple, success ratio is high, can normal temperature storage, transportation, and homogeneity and stability reach CNAS-GL03 proficiency testing sample homogeneity and the requirement of estimation of stability guide.
Accompanying drawing explanation
Fig. 1 is the dyeing heating curve that direct dyes dyes proficiency testing sample processed;
Fig. 2 is the dyeing heating curve that reactive dye dye proficiency testing sample processed.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Because the making of proficiency testing sample need to have a series of sample, and need to guarantee that first round test and second takes turns the sample of receiving in each laboratory of test (mending survey) and do not repeat, so generally need to make a plurality of samples.Four samples of therefore, take below in " mensuration of CNCA-11-A07 textile colour fastness to perspiration " proficiency testing that success makes describe as example.
Embodiment 1
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault, the parameter of grey cloth is: 288/10cm of warp-wise density, 160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡, fabric width 144cm.
(2), selective staining method: overflow dyeing method, adopts SME30 type overflow dyeing machine.
(3), select dye well formula: select direct red 4G.Direct red 4G formula is: direct red 4G:6.5%(o.w.f), paregal O: 0.5%, glauber salt: 5g/L, its dyeing curve is shown in Fig. 1.
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering and sizing → perching and clot.
1), base cloth is prepared: the length on scutcher or on coiler, base cloth being needed according to sample preparation cuts;
2), pre-service: adopt hot water to boil and wash, its technique is: soft water, bath raio 1:30, from normal temperature by 2 ℃/min heating, to 80 ℃ of insulation 10min;
3), dyeing: adopt soft water, carry out according to the dyeing recipe in (3) and technique;
4), washing: adopt ordinary tap water to rinse well;
5), dehydration: SS800 type link-suspended basket centrifuge, turn/min of rotating speed 1000;
6), oven dry, tentering, sizing: Monforts forming machine (the full-automatic whole latitude machine of RSZWIV ZA200-6);
7), perching, clot: SMA 541.
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, broadwise two ends are respectively removed 0.2～0.3 meter, it is 14cm (warp-wise) * 14cm(broadwise that remaining sample is made to dimensions) increment, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position.
(6), sample homogeneity and stability test, according to the description of summary of the invention part, test.
1) uniformity testing result: three laboratory homogeneity testing results are former state variable color 4-5 level, cotton is stained with 2-3 look level, hair staining 3-4 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
2) stability test result: be former state variable color 4-5 level, cotton under standard atmosphere condition and under hot and humid degree condition and be stained with 2-3 look level, hair staining 3-4 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
Conclusion: the proficiency testing sample of the present embodiment 1 made, in " mensuration of the CNCA-11-A07 textile colour fastness to perspiration " proficiency testing carrying out in 208 laboratories from various parts of the country, the designated value of the acidproof sweat stain dyefastness of this proficiency testing sample (employing mode value) is that former state variable color 4-5 level, cotton are stained with 2-3 look level, hair staining 3-4 level, in full accord with homogeneity, stability experiment chamber testing result.
Embodiment 2
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault, the parameter of grey cloth is: 288/10cm of warp-wise density, 160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡, fabric width 144cm.
(2), selective staining method: overflow dyeing method, adopts SME30 type overflow dyeing machine.
(3), select dye well formula: select reactive red 3BSN.Reactive red 3BSN formula is: reactive red 3BSN:4%(o.w.f), substitute alkali: 2.0%, glauber salt: 50g/L, its dyeing curve is shown in Fig. 2.
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering and sizing → perching and clot.
1), base cloth is prepared: the length on scutcher or on coiler, base cloth being needed according to sample preparation cuts;
2), pre-service: adopt hot water to boil and wash, its technique is: soft water, bath raio 1:30, from normal temperature by 2 ℃/min heating, to 80 ℃ of insulation 10min;
3), dyeing: adopt soft water, carry out according to the dyeing recipe in (3) and technique;
4), washing: adopt ordinary tap water to rinse well;
5), dehydration: SS800 type link-suspended basket centrifuge, turn/min of rotating speed 1000;
6), oven dry, tentering, sizing: Monforts forming machine (the full-automatic whole latitude machine of RSZWIV ZA200-6);
7), perching, clot: SMA 541.
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, broadwise two ends are respectively removed 0.2～0.3 meter, it is 14cm (warp-wise) * 14cm(broadwise that remaining sample is made to dimensions) increment, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position.
(6), sample homogeneity and stability test: the description according to summary of the invention part is tested.
1) uniformity testing result: three laboratory homogeneity testing results are former state variable color 4-5 level, cotton is stained with 4 look levels, hair staining 4-5 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
2) stability test result: be former state variable color 4-5 level, cotton under standard atmosphere condition and under hot and humid degree condition and be stained with 4 look levels, hair staining 4-5 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet < < CNAS-GL03 proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
Conclusion: the proficiency testing sample of the present embodiment 2 mades, in " mensuration of the CNCA-11-A07 textile colour fastness to perspiration " proficiency testing carrying out in 208 laboratories from various parts of the country, the designated value of the acidproof sweat stain dyefastness of this proficiency testing sample (employing mode value) is that former state variable color 4-5 level, cotton are stained with 4 look levels, hair staining 4-5 level, in full accord with homogeneity, stability experiment chamber testing result.
Embodiment 3
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault, the parameter of grey cloth is: 288/10cm of warp-wise density, 160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡, fabric width 144cm.
(2), selective staining method: overflow dyeing method, adopts SME30 type overflow dyeing machine.
(3), select dye well formula: select chrysophene G.Chrysophene G formula is: chrysophene G: 6%(o.w.f), paregal O: 0.8%, glauber salt: 5g/L, its dyeing curve is shown in Fig. 1.
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering and sizing → perching and clot.
1), base cloth is prepared: the length on scutcher or on coiler, base cloth being needed according to sample preparation cuts;
2), pre-service: adopt hot water to boil and wash, its technique is: soft water, bath raio 1:30, from normal temperature by 2 ℃/min heating, to 80 ℃ of insulation 10min;
3), dyeing: adopt soft water, carry out according to the dyeing recipe in (3) and technique;
4), washing: adopt ordinary tap water to rinse well;
5), dehydration: SS800 type link-suspended basket centrifuge, turn/min of rotating speed 1000;
6), oven dry, tentering, sizing: Monforts forming machine (the full-automatic whole latitude machine of RSZWIV ZA200-6);
7), perching, clot: SMA 541.
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, broadwise two ends are respectively removed 0.2～0.3 meter, it is 14cm (warp-wise) * 14cm(broadwise that remaining sample is made to dimensions) increment, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position.
(6), sample homogeneity and stability test: the description according to summary of the invention part is tested.
1) uniformity testing result: three laboratory homogeneity testing results are former state variable color 4-5 level, cotton is stained with 4 grades of 3 look levels, hair staining, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet < < CNAS-GL03 proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
2) stability test result: be former state variable color 4-5 level, cotton under standard atmosphere condition and under hot and humid degree condition and be stained with 4 grades of 3 look levels, hair staining, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
Conclusion: the proficiency testing sample of the present embodiment 3 mades, in " mensuration of the CNCA-11-A07 textile colour fastness to perspiration " proficiency testing carrying out in 208 laboratories from various parts of the country, the designated value of the acidproof sweat stain dyefastness of this proficiency testing sample (employing mode value) is that former state variable color 4-5 level, cotton are stained with 3 look levels, 4 grades of staining of hair, in full accord with homogeneity, stability experiment chamber testing result.
Embodiment 4
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault, the parameter of grey cloth is: 288/10cm of warp-wise density, 160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡, fabric width 144cm.
(2), selective staining method: overflow dyeing method, adopts SME30 type overflow dyeing machine.
(3), select dye well formula: select active yellow 3 R S.Active yellow 3 R S formula is: active yellow 3 R S:4.5%(o.w.f), substitute alkali: 2.0%, glauber salt: 50g/L, its dyeing curve is shown in Fig. 2.
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering, sizing → perching, clot.
1), base cloth is prepared: the length on scutcher or on coiler, base cloth being needed according to sample preparation cuts;
2), pre-service: adopt hot water to boil and wash, its technique is: soft water, bath raio 1:30, from normal temperature by 2 ℃/min heating, to 80 ℃ of insulation 10min;
3), dyeing: adopt soft water, carry out according to the dyeing recipe in (3) and technique;
4), washing: adopt ordinary tap water to rinse well;
5), dehydration: SS800 type link-suspended basket centrifuge, turn/min of rotating speed 1000;
6), oven dry, tentering, sizing: Monforts forming machine (the full-automatic whole latitude machine of RSZWIV ZA200-6);
7), perching, clot: SMA 541.
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, broadwise two ends are respectively removed 0.2～0.3 meter, it is 14cm (warp-wise) * 14cm(broadwise that remaining sample is made to dimensions) increment, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position.
(6), sample homogeneity and stability test: the description according to summary of the invention part is tested.
1) uniformity testing result: three laboratory homogeneity testing results are former state variable color 4-5 level, cotton is stained with 4 look levels, hair staining 4-5 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
2) stability test result: be former state variable color 4-5 level, cotton under standard atmosphere condition and under hot and humid degree condition and be stained with 4 look levels, hair staining 4-5 level, be that between the laboratory of colour fastness to perspiration index of same duplicate samples, gap is all not more than 0.5 grade, the deviation of inside, laboratory is 0, meet CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, can judge that thus this sample is uniform.
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
Conclusion: the proficiency testing sample of the present embodiment 4 mades, in " mensuration of the CNCA-11-A07 textile colour fastness to perspiration " proficiency testing carrying out in 208 laboratories from various parts of the country, the designated value of the acidproof sweat stain dyefastness of this proficiency testing sample (employing mode value) is that former state variable color 4-5 level, cotton are stained with 4 look levels, hair staining 4-5 level, in full accord with homogeneity, stability experiment chamber testing result.
Claims (9)
1. the proficiency testing sample of measuring for textile colour fastness to perspiration, it is characterized in that: the former state variable color progression of the acidproof sweat stain dyefastness of described proficiency testing sample is 2 grades～5 grades, cotton stickers lining staining progression is 2 grades～5 grades, and hair stickers lining staining progression is 2 grades～5 grades.
2. the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 1, is characterized in that: described proficiency testing sample is formed by the textile bleacher system of dying.
3. the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 2, is characterized in that: described textile bleacher, by the woven plain weave bleacher of cotton textiles, obtains through singing and partly floating to process, and its fabric width is 140～155cm.
4. according to the proficiency testing sample of measuring for textile colour fastness to perspiration described in claim 2 or 3, it is characterized in that: the parameter of described textile bleacher is: 200～300/10cm of warp-wise density, 120～160/10cm of latitudinal density, longitude and latitude yarn count 40～60Ne, Gram Mass 120～180g/ ㎡.
5. the preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration, is characterized in that, comprises the steps:
(1), select base cloth: select cloth cover smooth, without the woven plain weave bleacher of cotton textiles of fault;
(2), selective staining method: adopt overflow dyeing method;
(3), select dye well formula: direct dyes or reactive dye;
(4), dyeing: bath raio is 1:30, and dyeing flow process is: base cloth preparation → pre-service → dyeing → washing → dehydration → oven dry, tentering and sizing → perching and clot;
(5), sample preparation: by dye the sample that makes along cloth cover warp-wise initial and end reject respectively 5～10m, 0.2～0.3m is respectively removed at broadwise two ends, remaining sample is made to the increment that dimensions is warp-wise 14cm * broadwise 14cm, and to each one's share of expenses for a joint undertaking sample according to being numbered through broadwise position;
(6), sample homogeneity and stability test: according to CNAS-GL03 < < proficiency testing sample homogeneity and estimation of stability guide > >, carry out homogeneity, stability test;
(7), the preservation of sample: the front of every duplicate samples is all sewed on the band of sample number into spectrum and warp-wise arrow, and sample is entirely placed in to lucifuge sealing preservation under clean sealed plastic bag normal temperature.
6. the preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 5, is characterized in that: described direct dyes is: direct red 4G or chrysophene G; Wherein the formula of direct red 4G is: direct red 4G:6.5% o.w.f, and paregal O: 0.5%, glauber salt: 5g/L; The formula of chrysophene G is: chrysophene G: 6% o.w.f, and paregal O: 0.8%, glauber salt: 5g/L.
7. the preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 6, it is characterized in that: adopt described direct red 4G to dye the proficiency testing sample of system, its acidproof sweat stain dyefastness is respectively former state variable color progression 4-5 level, cotton stickers lining staining progression 2-3 look level, hair stickers lining staining progression 3-4 level; Adopt described chrysophene G to dye the proficiency testing sample of system, its acidproof sweat stain dyefastness is respectively 4 grades of former state variable color progression 4-5 level, cotton stickers lining staining progression 3 look levels, hair stickers lining staining progression.
8. the preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 5, is characterized in that: described reactive dye are: reactive red 3BSN or active yellow 3 R S; Wherein the formula of reactive red 3BSN is: reactive red 3BSN:4% o.w.f, and substitute alkali: 2.0%, glauber salt: 50g/L; The formula of active yellow 3 R S is: active yellow 3 R S:4.5% o.w.f, and substitute alkali: 2.0%, glauber salt: 50g/L.
9. the preparation method of the proficiency testing sample of measuring for textile colour fastness to perspiration according to claim 8, it is characterized in that: adopt described reactive red 3BSN to dye the proficiency testing sample of system, its acidproof sweat stain dyefastness is respectively former state variable color progression 4-5 level, cotton stickers lining staining progression 4 look levels, hair stickers lining staining progression 4-5 level; Adopt described active yellow 3 R S to dye and make next proficiency testing sample, its acidproof sweat stain dyefastness is respectively former state variable color progression 4-5 level, cotton stickers lining staining progression 4 look levels, hair stickers lining staining progression 4-5 level.
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