CN104443771A - Disposable indication steam sterilizing packaging material - Google Patents
Disposable indication steam sterilizing packaging material Download PDFInfo
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- CN104443771A CN104443771A CN201410503565.1A CN201410503565A CN104443771A CN 104443771 A CN104443771 A CN 104443771A CN 201410503565 A CN201410503565 A CN 201410503565A CN 104443771 A CN104443771 A CN 104443771A
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- packing
- sterilizing
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- change material
- nonwoven fabrics
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Abstract
The invention provides a steam sterilizing packaging material, a preparing method of the steam sterilizing packaging material and a method used for identifying the disposable steam sterilizing packaging material. The steam sterilizing packaging material comprises a sterilizing non-woven fabric packaging material body and a patterned colored phase change material body attached to one exposed surface of the sterilizing non-woven fabric packaging material body, the colored phase change material body is in the solid state at the normal temperature, patterns of the colored phase change material body are clear patterns before sterilizing is carried out and become blurry patterns or disappear after sterilizing is carried out, and therefore whether the steam sterilizing packaging material is used or not can be easily identified.
Description
Technical field
The present invention relates to a kind of sterilizing wrapper, more particularly, relate to a kind of single use instruction steam sterilizing packing.
Background technology
Entreat supply room within the hospital, usually use sterilizing wrapper by sterilizing after medicine equipment packing, to realize re-using of these apparatuses.Sterilizing wrapper comprises reusable cotton and disposable crimped paper, paper-plastic packing bag and nonwoven fabrics, wherein cotton is widely used for a long time, but after repeatedly using (cleaning), often there is some little micropores or breakage in cotton, thus causes the inefficacy hindering bacterium barrier.Therefore, the disposable non-woven cloth packing with excellent resistance bacterium property are subject to the recommendation of government, and are accepted by hospital gradually.
At present, maximum nonwoven fabrics packing are used to be nonwoven fabrics with SMS (spunbond layer/meltblown layer/spunbond layer) three-decker of polypropylene type.Outside two-layer spunbond layer mainly provides nonwoven fabrics mechanical strength, and middle meltblown layer provides excellent resistance bacterium property.After medicine equipment packing, usually with sterilizing indicator tape package and sterilizing can be indicated.But after sterilization, opening after bag removes indicator tape, distinguishing being difficult to original packing.If to pack again sterilization of medical instrument with used nonwoven fabrics, certainly, the infection risk of patient will inevitably be increased.In order to avoid repeated usage, some designs are imprinted on nonwoven fabrics by steam sterilizing variable color indicant.But most of thermochromism indicant is the inorganic off-color material based on costliness, and because the porous of nonwoven fabrics and fiber structure, the inorganic indicant stamped also more difficult attachment.
Summary of the invention
The present invention is intended to solve the aforementioned problems in the prior, and provides one to be easy to identify whether used single use instruction steam sterilizing packing.
To achieve the above object of the invention, the present invention by the following technical solutions.
1. steam sterilizing packing, comprise sterilizing nonwoven fabrics packing and the coloured phase-change material being attached to the patterning on an exposed surface of described sterilizing nonwoven fabrics packing, described coloured phase-change material is in solid-state at normal temperatures.
2. the steam sterilizing packing according to the 1st, wherein said sterilizing nonwoven fabrics packing comprise the nonwoven fabrics with spunbond layer/meltblown layer/spunbond layer three-decker or meltblown layer/spunbond layer double-layer structure.
3. the steam sterilizing packing according to above-mentioned any one, wherein said sterilizing nonwoven fabrics packing comprise polypropylene, polyester, polyamide and poly(lactic acid) nonwoven fabrics, optimization polypropylene nonwoven fabrics.
4. the steam sterilizing packing according to above-mentioned any one, wherein said coloured phase-change material has the color having obvious aberration with described sterilizing nonwoven fabrics packing.
5. the steam sterilizing packing according to above-mentioned any one, wherein said coloured phase-change material is the phase-change material based on wax.
6. the steam sterilizing packing according to above-mentioned any one, the fusing point of wherein said wax is between 60-130 DEG C.
7. the steam sterilizing packing according to above-mentioned any one, the wherein said phase-change material based on wax comprises wax material and is dispersed in colored materials wherein.
8. the steam sterilizing packing according to above-mentioned any one, wherein said wax material is selected from least one in hydrocarbon class wax, the hydrocarbon wax of grafting acid anhydrides, the linear alcohol compounds wax of high molecular weight and stearamide wax, the hydrocarbon wax of preferred hydrocarbon class wax and grafted maleic anhydride.
9. the steam sterilizing packing according to above-mentioned any one, wherein said colored materials is pigment or dyestuff.
10. the steam sterilizing packing according to above-mentioned any one, the mass ratio of wherein said colored materials and described wax material is 75: 25 to 30: 70, preferably 70: 30 to 35: 65, more preferably 65: 35 to 45: 55.
11. steam sterilizing packing according to above-mentioned any one, the pattern of wherein said coloured phase-change material is clear pattern before sterilization, and becomes fuzzy pattern or disappearance after sterilization.
12. 1 kinds for identifying the method for single use steam sterilizing packing, comprise the steam sterilizing packing used according to above-mentioned any one, and judge whether these steam sterilizing packing used according to the readability of coloured phase change material pattern.
The method of the steam sterilizing packing of 13. 1 kinds of manufactures according to above-mentioned any one, comprises the following steps:
(1) prepare to be in solid-state coloured phase-change material at normal temperatures;
(2) by coloured phase-change material melting or dissolve in a solvent, be then coated with or be printed onto on sterilizing nonwoven fabrics packing.
14. according to above-mentioned method, and wherein step (2) comprises coloured phase-change material melting spray printing on sterilizing nonwoven fabrics packing.
15. methods according to above-mentioned any one, wherein said sterilizing nonwoven fabrics packing are the nonwoven fabrics with spunbond layer/meltblown layer/spunbond layer three-decker or meltblown layer/spunbond layer double-layer structure, and wherein coloured phase-change material melting are coated with or are printed onto on the spunbond layer of sterilizing nonwoven fabrics packing.
16. methods according to above-mentioned any one, wherein said coloured phase-change material is the phase-change material based on wax, and the fusing point of described wax is between 60-130 DEG C.
According to the present invention, a kind of single use instruction steam sterilizing nonwoven fabrics of novelty can be provided, to realize the disposable instruction of sterilizing wrapper.
Accompanying drawing explanation
Fig. 1 is a schematic diagram after packing according to steam sterilizing packing of the present invention.
Fig. 2 shows the situation of change of steam sterilizing packing according to the present invention at steam sterilizing front and rear surfaces pattern,
Wherein A (left side) is the state before sterilizing, as seen printing word clearly,
B (right side) is the state after sterilizing, and printing word fogs and is difficult to distinguish and reads.
Fig. 3 is the schematic diagram of several patterns of coloured phase-change material of patterning.
Detailed description of the invention
Fig. 1 shows a schematic diagram after according to steam sterilizing packing packing of the present invention.On an exposed surface of sterilizing nonwoven fabrics packing, wherein have coloured phase-change material of patterning, described coloured phase-change material is in solid-state at normal temperatures.
Fig. 2 shows the situation of change of steam sterilizing packing according to the present invention at steam sterilizing front and rear surfaces pattern.As shown in Figure 2, character pattern is high-visible before sterilization, and word thickens unclear after sterilization, cannot distinguish and read.Accordingly, can judge whether steam sterilizing packing live through steam sterilizing (using) easily.
Although be reluctant to arrest in any theory, it is believed that, in the present invention, owing to having coloured phase-change material of patterning on the surface of sterilizing nonwoven fabrics packing, this phase-change material undergoes phase transition under sterilising temp, by the solid-state fluid becoming melting, this melt flow stream along nonwoven fabrics fiber diffusion and penetrate in sterilizing nonwoven fabrics packing, thus originally clearly picture on surface thicken unclear, even disappear.Meanwhile, due to the capillary effect of nonwoven fabrics meltblown layer, the fluid of melting just penetrates into meltblown layer and does not thoroughly arrive the another side of packing, thus does not deposit the risk in use polluted by sterilizing article.
Concrete structure (composition) according to steam sterilizing packing of the present invention, its preparation method and purposes are described below.
Steam sterilizing packing according to the present invention comprise sterilizing nonwoven fabrics packing and are attached to coloured phase-change material of the patterning on an exposed surface of described sterilizing nonwoven fabrics packing, and described coloured phase-change material is in solid-state at normal temperatures.
In the present invention, term " at normal temperatures " comprises ambient temperature, such as, at 25 DEG C, or 30 DEG C, or the temperature of a little higher than ambient temperature, such as, less than 50 DEG C or preferably less than 60 DEG C, the latter considers it is preferred from operation convenience angle.
Sterilizing nonwoven fabrics packing used in the present invention comprise conventional sterilizing nonwoven fabrics packing, such as polypropylene, polyester, polyamide and poly(lactic acid) nonwoven fabrics, comprise the nonwoven fabrics with spunbond layer/meltblown layer/spunbond layer three-decker or meltblown layer/spunbond layer double-layer structure.Spunbond layer mainly provides nonwoven fabrics mechanical strength, and meltblown layer provides excellent resistance bacterium property.In the present invention, meltblown layer also plays the effect preventing coloured phase-change material of melting from thoroughly arriving packing another side.
Coloured phase-change material used in the present invention can be the phase-change material based on wax, and the fusing point of described wax is between 60-130 DEG C.In steam sterilizing process, when temperature exceedes the fusing point of wax, wax melts, and namely occurs from the solid-state phase transformation becoming liquid state.The lower limit of the fusing point of wax is preferably 60 DEG C, and to avoid the wax too easily phase transformation because of temperature traverse, the upper limit of the fusing point of wax is preferably 130 DEG C, to guarantee melting under sterilising temp simultaneously.
Phase-change material based on wax can only be made up of wax material, and now wax material need have the color having obvious aberration with sterilizing nonwoven fabrics packing, with high-visible after formation pattern.Phase-change material based on wax also can be made up of wax material and the colored materials be dispersed in wherein, and wax material now can be colourless.
Wax material used in the present invention can be selected from least one in hydrocarbon class wax, the hydrocarbon wax of grafting acid anhydrides, the linear alcohol compounds wax of high molecular weight and stearamide wax, and prerequisite is that the fusing point of these waxes is between 60-130 DEG C.Preferred wax material is selected from the hydrocarbon wax of hydrocarbon class wax and grafted maleic anhydride.Wax material of the present invention can be the product be purchased, and its instantiation includes but not limited to the wax enumerated in following table 1.
Table 1
Colored materials used in the present invention can be pigment or dyestuff, and its concrete kind has no particular limits, and makes phase-change material have the color having obvious aberration with sterilizing nonwoven fabrics packing on the whole as long as can be dispersed in wax material.
The ratio of colored materials and wax material is had no particular limits, but for producing and the obvious aberration of sterilizing nonwoven fabrics packing and easy viewpoint of disperseing, mass ratio between the two can be 75: 25 to 30: 70, preferably 70: 30 to 35: 65, more preferably 65: 35 to 45: 55.
The instantiation of pigment used in the present invention or dyestuff comprises commercially available various pigment or dyestuff, as long as its color and medical non-woven used are furnished with obvious aberration.Its representational example is pigment/dye cited in following table 2.
Table 2
The pattern formed on the surface of sterilizing nonwoven fabrics packing coloured phase-change material has no particular limits, and it can be word, figure, mark etc., as long as clear and legible before sterilization.The method that the surface of sterilizing nonwoven fabrics packing is formed the look phase-change material of patterning has no particular limits, coating or printing can be comprised, such as jet printing method, wherein first by coloured phase-change material melting, then spray printing is on the surface of sterilizing with nonwoven fabrics packing, or first phase-change material is dissolved in a solvent, then be printed onto on the surface of sterilizing nonwoven fabrics packing with intaglio plate or soft version mode.Consider the feature of the actual use of hospital, the pattern of coloured phase-change material can adopt the mode of diagonal angle printing and cross printing when printing, as shown in Figure 3.
According to steam sterilizing packing of the present invention, the pattern of the coloured phase-change material on the surface of sterilizing nonwoven fabrics packing is clear pattern before sterilization, and become fuzzy pattern or disappearance after sterilization, thus according to the readability of coloured phase change material pattern, the present invention can judge that these steam sterilizing packing used easily.
embodiment
Below by embodiment, more detailed description is carried out to the present invention.It may be noted that these embodiments are only illustrate illustrative of the present invention, do not form any limitation of the invention.Unless specifically stated otherwise, all by weight, the temperature of employing all refers to degree Celsius for the percentum adopted in the present invention, content, ratio etc.
Embodiment 1
By wax material POLYWAX
tM850 (hydrocarbon class wax, Baker Hughes) and black pigment PRINTEX 25 (carbon black wins wound Degussa) the mass ratio mixing with 65: 35, forms fusing point at coloured phase-change material 1 of 100-110 DEG C.
By this coloured phase-change material 1 at 130 DEG C of temperature melting spray printing on the SMS nonwoven fabrics of white polypropylene.The size of spray printing word is " No. 11 ".
Make into a Packs sterilized with the instruction nonwoven fabrics bag of above-mentioned preparation, put into sterilizer 134 DEG C of temperature, pressuresteam sterilization 3.5 minutes.Then take out parcel, observe the outward appearance of indicant.
As shown in Figure 2, can see that the word starting definition printing thickens unclear after sterilization, cannot distinguish and read.Indicate this Packs sterilized through sterilization process thus, and indicate nonwoven fabrics to use.
Embodiment 2
By wax material CERAMER
tM1608 (the hydrocarbon waxes of grafted maleic anhydride, BakerHughes) with yellow uitramarine Permanent Yellow P-GRL06 (permanent yellow, Clariant) with 30: 70 mass ratio mixing, be then dissolved in xylene solvent and be formed with look phase-change material 2.
This coloured phase-change material 2 is printed onto on the blue SMS nonwoven fabrics of poly(lactic acid).The size of institute's printed text word is " No. 11 ".
Make into a Packs sterilized with the instruction nonwoven fabrics bag of above-mentioned preparation, put into sterilizer 121 DEG C of temperature, pressuresteam sterilization 15 minutes.Then take out parcel, observe the outward appearance of indicant.
Similar to Example 1, can see that the word starting definition printing thickens unclear after sterilization, cannot distinguish and read.Indicate this Packs sterilized through sterilization process thus, and indicate nonwoven fabrics to use.
Embodiment 3
By wax material POLYWAX
tM2000 (hydrocarbon class wax, Baker Hughes) and red pigment Irgalite Red CBNL (gorgeous beauty is red, BASF) mixs with the mass ratio of 50: 50, and formation fusing point is at coloured phase-change material 3 of 120-130 DEG C.
By this coloured phase-change material 3 at 150 DEG C of temperature melting spray printing on polypropylene white SMS nonwoven fabrics.The size of spray printing word is " No. 11 ".
Make into a Packs sterilized with the instruction nonwoven fabrics bag of above-mentioned preparation, put into sterilizer 135 DEG C of temperature, pressuresteam sterilization 10 minutes.Then take out parcel, observe the outward appearance of indicant.
Similar to Example 1, can see that the word starting definition printing thickens unclear after sterilization, cannot distinguish and read.Indicate this Packs sterilized through sterilization process thus, and indicate nonwoven fabrics to use.
Claims (18)
1. steam sterilizing packing, comprise sterilizing nonwoven fabrics packing and the coloured phase-change material being attached to the patterning on an exposed surface of described sterilizing nonwoven fabrics packing, described coloured phase-change material is in solid-state at normal temperatures.
2. steam sterilizing packing according to claim 1, wherein said sterilizing nonwoven fabrics packing comprise the nonwoven fabrics with spunbond layer/meltblown layer/spunbond layer three-decker or meltblown layer/spunbond layer double-layer structure.
3. steam sterilizing packing according to claim 2, wherein said sterilizing nonwoven fabrics packing comprise polypropylene, polyester, polyamide and poly(lactic acid) nonwoven fabrics.
4. steam sterilizing packing according to claim 2, wherein said sterilizing nonwoven fabrics packing are polypropylene non-woven fabric.
5. steam sterilizing packing according to claim 1, wherein said coloured phase-change material has the color having obvious aberration with described sterilizing nonwoven fabrics packing.
6. steam sterilizing packing according to claim 1, wherein said coloured phase-change material is the phase-change material based on wax.
7. steam sterilizing packing according to claim 6, the fusing point of wherein said wax is between 60-130 DEG C.
8. steam sterilizing packing according to claim 6, the wherein said phase-change material based on wax comprises wax material and is dispersed in colored materials wherein.
9. steam sterilizing packing according to claim 8, wherein said wax material is selected from least one in hydrocarbon class wax, the hydrocarbon wax of grafting acid anhydrides, the linear alcohol compounds wax of high molecular weight and stearamide wax.
10. steam sterilizing packing according to claim 8, wherein said wax material is selected from the hydrocarbon wax of hydrocarbon class wax and grafted maleic anhydride.
11. steam sterilizing packing according to claim 8, wherein said colored materials is pigment or dyestuff.
12. steam sterilizing packing according to claim 8, the mass ratio of wherein said colored materials and described wax material is 75: 25 to 30: 70.
13. steam sterilizing packing according to claim 1, the pattern of wherein said coloured phase-change material is clear pattern before sterilization, and becomes fuzzy pattern or disappearance after sterilization.
14. 1 kinds for identifying the method for single use steam sterilizing packing, comprise the steam sterilizing packing used according to any one of the claims 1-13, and judge whether these steam sterilizing packing used according to the readability of coloured phase change material pattern.
The method of the steam sterilizing packing of 15. 1 kinds of manufactures according to any one of claim 1-13, comprises the following steps:
(1) prepare to be in solid-state coloured phase-change material at normal temperatures;
(2) by coloured phase-change material melting or dissolve in a solvent, be then coated with or be printed onto on sterilizing nonwoven fabrics packing.
16. methods according to claim 15, wherein step (2) comprises coloured phase-change material melting spray printing on sterilizing nonwoven fabrics packing.
17. methods according to claim 15, wherein said sterilizing nonwoven fabrics packing are the nonwoven fabrics with spunbond layer/meltblown layer/spunbond layer three-decker or meltblown layer/spunbond layer double-layer structure, and wherein coloured phase-change material melting are coated with or are printed onto on the spunbond layer of sterilizing nonwoven fabrics packing.
18. methods according to claim 15, wherein said coloured phase-change material is the phase-change material based on wax, and the fusing point of described wax is between 60-130 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410503565.1A CN104443771A (en) | 2014-09-26 | 2014-09-26 | Disposable indication steam sterilizing packaging material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410503565.1A CN104443771A (en) | 2014-09-26 | 2014-09-26 | Disposable indication steam sterilizing packaging material |
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| CN104443771A true CN104443771A (en) | 2015-03-25 |
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| CN201410503565.1A Pending CN104443771A (en) | 2014-09-26 | 2014-09-26 | Disposable indication steam sterilizing packaging material |
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Citations (10)
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|---|---|---|---|---|
| EP0484578A1 (en) * | 1989-08-29 | 1992-05-13 | Lifelines Technology, Inc. | Multifunctional time-temperature indicator |
| CN1405539A (en) * | 2001-08-03 | 2003-03-26 | 惠普公司 | Over-temp. warning device |
| CN1721831A (en) * | 2004-07-15 | 2006-01-18 | 奇贵赐股份有限公司 | Temperature sensor label |
| CN1989399A (en) * | 2004-06-21 | 2007-06-27 | 约翰·里梅尔莫泽 | An indicating device for displaying the temperature history of an object over time |
| CN201040031Y (en) * | 2007-04-09 | 2008-03-26 | 汕头市澳托医疗护理用品有限公司 | Disposable medical packing article with sterilizing indicating picture mark |
| CN101258388A (en) * | 2005-07-27 | 2008-09-03 | Crc斯马克普林特有限公司 | Time-temperature indicators |
| CN101516738A (en) * | 2006-09-25 | 2009-08-26 | 高级技术材料公司 | High integrity composite bags adapted for steam sterilization |
| CN102013210A (en) * | 2009-08-27 | 2011-04-13 | 施乐公司 | An apparatus for indicating temperature of an object |
| CN103282057A (en) * | 2010-12-30 | 2013-09-04 | 3M创新有限公司 | Sterilization wrap system and methods of use |
| CN203512323U (en) * | 2013-11-05 | 2014-04-02 | 明尼苏达矿业制造医用器材（上海）有限公司 | Sterilization packaging material |
-
2014
- 2014-09-26 CN CN201410503565.1A patent/CN104443771A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0484578A1 (en) * | 1989-08-29 | 1992-05-13 | Lifelines Technology, Inc. | Multifunctional time-temperature indicator |
| CN1405539A (en) * | 2001-08-03 | 2003-03-26 | 惠普公司 | Over-temp. warning device |
| CN1989399A (en) * | 2004-06-21 | 2007-06-27 | 约翰·里梅尔莫泽 | An indicating device for displaying the temperature history of an object over time |
| CN1721831A (en) * | 2004-07-15 | 2006-01-18 | 奇贵赐股份有限公司 | Temperature sensor label |
| CN101258388A (en) * | 2005-07-27 | 2008-09-03 | Crc斯马克普林特有限公司 | Time-temperature indicators |
| CN101516738A (en) * | 2006-09-25 | 2009-08-26 | 高级技术材料公司 | High integrity composite bags adapted for steam sterilization |
| CN201040031Y (en) * | 2007-04-09 | 2008-03-26 | 汕头市澳托医疗护理用品有限公司 | Disposable medical packing article with sterilizing indicating picture mark |
| CN102013210A (en) * | 2009-08-27 | 2011-04-13 | 施乐公司 | An apparatus for indicating temperature of an object |
| CN103282057A (en) * | 2010-12-30 | 2013-09-04 | 3M创新有限公司 | Sterilization wrap system and methods of use |
| CN203512323U (en) * | 2013-11-05 | 2014-04-02 | 明尼苏达矿业制造医用器材（上海）有限公司 | Sterilization packaging material |
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Application publication date: 20150325 |
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