CN102673035B - Moist heat sterilization and dehumidification double-layer non-woven packaging material - Google Patents
Moist heat sterilization and dehumidification double-layer non-woven packaging material Download PDFInfo
- Publication number
- CN102673035B CN102673035B CN201210181265.7A CN201210181265A CN102673035B CN 102673035 B CN102673035 B CN 102673035B CN 201210181265 A CN201210181265 A CN 201210181265A CN 102673035 B CN102673035 B CN 102673035B
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- Prior art keywords
- heat sterilization
- moist heat
- base cloth
- viscose rayon
- internal layer
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- 230000001954 sterilising effect Effects 0.000 title claims abstract description 41
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 32
- 238000007791 dehumidification Methods 0.000 title abstract description 6
- 239000005022 packaging material Substances 0.000 title abstract 5
- 239000004744 fabric Substances 0.000 claims abstract description 33
- 229920000297 Rayon Polymers 0.000 claims abstract description 31
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims description 43
- 229920000728 polyester Polymers 0.000 claims description 20
- 229920004934 Dacron® Polymers 0.000 claims description 8
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 229920000742 Cotton Polymers 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- LIAWCKFOFPPVGF-UHFFFAOYSA-N 2-ethyladamantane Chemical compound C1C(C2)CC3CC1C(CC)C2C3 LIAWCKFOFPPVGF-UHFFFAOYSA-N 0.000 description 1
- 229920002955 Art silk Polymers 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 229920001634 Copolyester Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229920001407 Modal (textile) Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 230000002075 anti-alcohol Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000000986 disperse dye Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- AWZOLILCOUMRDG-UHFFFAOYSA-N edifenphos Chemical compound C=1C=CC=CC=1SP(=O)(OCC)SC1=CC=CC=C1 AWZOLILCOUMRDG-UHFFFAOYSA-N 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Nonwoven Fabrics (AREA)
Abstract
The invention provides a moist heat sterilization and dehumidification double-layer non-woven packaging material. The moist heat sterilization and dehumidification double-layer non-woven packaging material comprises a viscose base fabric inner layer and a three-resistance non-woven fabric. The moisture absorption rate index of the base fabric of the moist heat sterilization and dehumidification double-layer non-woven packaging material is more than 1,100 percent, so the condensing moisture phenomenon caused by cooling can be effectively avoided. The three-resistance non-woven fabric of the moist heat sterilization and dehumidification double-layer non-woven packaging material can block water in air, so that the base fabric can only adsorb moisture in the package, and the quality guaranteed period after sterilization is prolonged.
Description
Technical field
The present invention relates to the medicine equipment moist heat sterilization lapping cloth for medical institutions' operating room, particularly relate to a kind of moist heat sterilization dehumidifying two-layer nonwoven lapping.
Background technology
Medical sterilization material as the sterile barrier after sterilization of medical instrument, plays the effect keeping apparatus aseptic within a certain period of time as medical wraps material.
Traditional sterilizing lapping is cotton.Research shows, the bacteria-blocking rate of the medical cotton used first is 48%, and after a series of sterilization, chemical washing, bacteria-blocking rate when second time uses drops to 17% suddenly.After national sector standard YY/T0698 issues, three refuse non-woven wraps material progressively instead of traditional cotton as new sterilizing lapping, and this three is refused non-woven wraps material and have good microorganism and the barrier properties of dust.
The sterilizing that current medical institutions are used for operating room medicine equipment generally all adopts damp and hot (steam) sterilizing.Because the permeability of cotton lapping is good, naturally there is not moisture issues after sterilization, but the sterilizing guarantee period only have 24 hours, storage of can not guaranteeing the quality.Three refuse non-woven wraps material, and the shelf-life has been ensured, but run into requirement containing tide amount little medicine equipment just have difficult point, especially the sterilization of medical instrument of metal species, easily in parcel, produce condensed water, cause apparatus moist, be unfavorable for the use of medical personnel or reduce the shelf-life.
Since national sector standard (YY/T0698) performs, domestic fairly large medical institutions of many families wish that the energy R & D design production of medical device package producer can meet sterilizing and deposit the lapping that the term of validity can have again dehumidification function strongly.
Summary of the invention
The object of the invention is in order to overcome cotton lapping bacteria-blocking rate of the prior art low and can not guarantee the quality storage and non-woven wraps material easily parcel in produce condensed water cause apparatus humidity etc. problem.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of moist heat sterilization dehumidifying two-layer nonwoven lapping, this moist heat sterilization dehumidifying two-layer nonwoven lapping comprises viscose rayon base cloth internal layer and three and refuses non-woven fabrics skin.
This viscose rayon base cloth internal layer to be interweaved the base cloth internal layer formed by viscose rayon and polyester fiber.
This viscose rayon accounts for the 70wt%-90wt% of base cloth internal layer, and polyester fiber accounts for the 10wt%-30wt% of base cloth internal layer.
This viscose rayon accounts for the 75wt%-85wt% of base cloth internal layer, and polyester fiber accounts for the 15wt%-25wt% of base cloth internal layer.
This viscose rayon accounts for the 80wt% of base cloth internal layer, and polyester fiber accounts for the 20wt% of base cloth internal layer.
This viscose rayon is common viscose fiber.
This polyester fiber is selected from dacron fibre, poly fiber, PTT Fiber, poly terephthalic acid-Isosorbide-5-Nitrae-cyclohexanedimethylene terephthalate fiber, poly-2,6-naphthalene diacid second two ester fiber, or the dacron fibre of modification.
This viscose rayon base cloth internal layer and three is refused non-woven fabrics skin and is had different colors respectively.
This viscose rayon base cloth internal layer and three refuses the bonding of non-woven fabrics skin.
Described bounding point is arranged between two parties.
Base cloth moisture absorption ratio index according to moist heat sterilization dehumidifying two-layer nonwoven lapping of the present invention is greater than 1100%, effectively can adsorb the moist phenomenon of condensation because cooling produces.According to moist heat sterilization dehumidifying two-layer nonwoven lapping of the present invention three refuse the outer moisture that can intercept in air of non-woven fabrics, make the base cloth humidity of only adsorbing in parcel play again the effect of the quality guarantee period after extending sterilizing.
Accompanying drawing explanation
Fig. 1 is the sectional view according to moist heat sterilization dehumidifying two-layer nonwoven lapping of the present invention;
Fig. 2 is top view according to moist heat sterilization of the present invention dehumidifying two-layer nonwoven lapping or bottom view.
Detailed description of the invention
In this article, term " three refuse non-woven fabrics " refers to SMS non-woven fabrics (Spunbond+Meltblown+Spunbond Nonwovens), belong to compound nonwoven cloth, it is spunbond and melt-blown joint product, have powerful high, strainability good, containing adhesive, the advantage such as nontoxic, can reach antistatic, anti-alcohol, anti-blood plasma, refuses water and produces the performances such as water.
In this article, term " viscose rayon " refers to the alpha-cellulose extracted from the cellulosic materials such as timber and plant straw, or is raw material with cotton linter, through being processed into spinning solution, then through staple fibre that wet spinning is made.
In this article, term " polyester fiber " refers to by the synthetic fibers of the polyester of organic dibasic acid and dihydroxylic alcohols polycondensation through spinning gained.
Moist heat sterilization dehumidifying two-layer nonwoven lapping of the present invention must possess: (1) adapts to the sterilizing of high temperature (134 DEG C) steam; (2) bacterium function is hindered; (3) natural moisture absorption function; (4) laws and regulations requirement of YY/T0698 is met.
Final selected viscose rayon is as the basic material composition of lapping in a large amount of macromolecular materials for the application, because viscose rayon has good hygroscopicity, under general atmosphere condition, regain is about 13%.Wherein, adopt different raw materials and spinning technique, common viscose fiber can be obtained respectively, koplon and high tenacity staple fibre etc.Common viscose fiber has general physical and mechanical properties and chemical property, divides again cotton, wool type and long filament type, is commonly called as synthetic cotton, man-made hair and artificial silk.Koplon has the higher degree of polymerization, brute force and wet modulus.This fiber every spy of unit line density under hygrometric state can bear the load of 22.0cN, and the wet expansion under this load is no more than 15%, mainly contains polynosic.High tenacity staple fibre has higher brute force and fatigue performance.According to a preferred embodiment of the present invention, this viscose rayon is preferably commonly called as the common viscose fiber of synthetic cotton.
The lapping of the application, except above-mentioned basic material part, also includes polyester fiber.Wherein, this polyester is elected as and can be selected from: dacron fibre, poly fiber, PTT Fiber, poly terephthalic acid-1,4-cyclohexanedimethylene terephthalate fiber, poly-2,6-naphthalene diacid second two ester fibers, or the dacron fibre of modification (as: cresyl diphenyl phosphate CDP, dye of positive ion normal pressure dyeable polyester ECDP, disperse dye normal pressure dyeable copolyester EDDP) etc.According to a preferred embodiment of the present invention, this polyester fiber is preferably dacron fibre.The interpolation of polyester fiber is mainly in order to increase the tensile strength of non-woven fabrics
In view of the moisture pick-up properties of polyester fiber is generally poor, the ratio therefore controlled between viscose rayon and polyester fiber is just particularly crucial.For synthetic cotton and dacron fibre, both percentage by weights are preferably 70%-90%:10%-30%; Be more preferably 75%-85%:15%-25%.According to a preferred embodiment of the present invention, when the percentage by weight of viscose rayon and polyester fiber is 80%:20%, the base cloth moisture absorption ratio index of moist heat sterilization dehumidifying two-layer nonwoven lapping is greater than 1100%.
The moisture absorption ratio of the lapping formed by water jet process by viscose rayon and polyester fiber is larger, moisture in easy natural absorbed air, so play again the quality guarantee period after sterilizing to reach the only humidity of adsorbing in parcel, the parcel cloth that the above-mentioned lapping formed by viscose rayon and polyester fiber is formed is defined as base cloth internal layer by the present invention, then attach one deck three in the outside of this base cloth internal layer and refuse non-woven fabrics skin, final formation moist heat sterilization dehumidifying provided by the present invention two-layer nonwoven lapping.
Internal layer 1(viscose rayon base cloth internal layer due to moist heat sterilization of the present invention dehumidifying two-layer nonwoven lapping) and outer 2(tri-refuse non-woven fabrics skin) be non-woven fabrics, in order to prevent being inverted in use, can adopt double-colored identification that usage is avoided risk.In a preferred embodiment of the invention, this base cloth internal layer is set to light green color, and three refuse non-woven fabrics skin and are set as avy blue.
Organic whole is formed as in order to allow the moist heat sterilization dehumidifying two-layer nonwoven lapping that allows of the present invention, in a preferred embodiment of the invention, by ultrasonic technique, this base cloth internal layer and three being refused non-woven fabrics skin overlaps fixing, namely adopt some adhering process that base cloth internal layer and three are refused non-woven fabrics skin to bond, this bounding point 3 can be arranged on optional position.In a preferred embodiment of the invention, be provided with four bounding points 3, as shown in Figure 2, if internal layer or skin to be divided into four complete equal regions, bounding point 3 is arranged between two parties at regional respectively, thus greatly facilitates the use of medical personnel.According to a further advantageous embodiment of the invention, also only can arrange a bounding point, this bounding point is arranged on whole internal layer or outer field centre, namely arranges between two parties.
Provide the description to preferred embodiment above, can use to make any technical staff in this area or utilize the present invention.To this preferred embodiment, those skilled in the art are not departing from the basis of the principle of the invention, can make various amendment or conversion.Should be appreciated that in description for embodiment be only a kind of preferred embodiment, the amendment that this embodiment is made or conversion do not depart from protection scope of the present invention.
Claims (6)
1. a moist heat sterilization dehumidifying two-layer nonwoven lapping, it is characterized in that, this moist heat sterilization dehumidifying two-layer nonwoven lapping comprises viscose rayon base cloth internal layer for adsorbing the condensed water in parcel and three refuses non-woven fabrics skin for intercepting moisture in air, this viscose rayon base cloth internal layer to be interweaved the base cloth internal layer formed by viscose rayon and polyester fiber, this viscose rayon accounts for the 80wt% of base cloth internal layer, and polyester fiber accounts for the 20wt% of base cloth internal layer.
2. moist heat sterilization dehumidifying two-layer nonwoven lapping as claimed in claim 1, it is characterized in that, this viscose rayon is common viscose fiber.
3. moist heat sterilization dehumidifying two-layer nonwoven lapping as claimed in claim 1, it is characterized in that, this polyester fiber is selected from dacron fibre, poly fiber, PTT Fiber, poly terephthalic acid-1,4-cyclohexanedimethylene terephthalate fiber, poly-2,6-naphthalene diacid second two ester fibers, or the dacron fibre of modification.
4. moist heat sterilization dehumidifying two-layer nonwoven lapping as claimed in claim 1, it is characterized in that, this viscose rayon base cloth internal layer and three is refused non-woven fabrics skin and is had different colors.
5. moist heat sterilization dehumidifying two-layer nonwoven lapping as claimed in claim 1, it is characterized in that, this viscose rayon base cloth internal layer and three refuses the bonding of non-woven fabrics skin.
6. moist heat sterilization dehumidifying two-layer nonwoven lapping as claimed in claim 5, it is characterized in that, described bounding point is arranged between two parties.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181265.7A CN102673035B (en) | 2012-06-04 | 2012-06-04 | Moist heat sterilization and dehumidification double-layer non-woven packaging material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181265.7A CN102673035B (en) | 2012-06-04 | 2012-06-04 | Moist heat sterilization and dehumidification double-layer non-woven packaging material |
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| Publication Number | Publication Date |
|---|---|
| CN102673035A CN102673035A (en) | 2012-09-19 |
| CN102673035B true CN102673035B (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210181265.7A Active CN102673035B (en) | 2012-06-04 | 2012-06-04 | Moist heat sterilization and dehumidification double-layer non-woven packaging material |
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Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9311232D0 (en) * | 1993-06-01 | 1993-07-21 | Robinson & Sons Ltd | Ultrasonically welded personal hygiene products |
| CN202727428U (en) * | 2012-06-04 | 2013-02-13 | 上海建中医疗器械包装股份有限公司 | Bilayer non-spinning fabrics for moist heat sterilization and dehumidification |
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| CN102673035A (en) | 2012-09-19 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Moist heat sterilization and dehumidification double-layer non-woven packaging material Effective date of registration: 20180111 Granted publication date: 20150225 Pledgee: Bank of China Limited by Share Ltd. Shanghai Minhang branch Pledgor: SHANGHAI JIANZHONG MEDICAL PACKAGING Co.,Ltd. Registration number: 2018310000002 |
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Date of cancellation: 20210113 Granted publication date: 20150225 Pledgee: Bank of China Limited by Share Ltd. Shanghai Minhang branch Pledgor: SHANGHAI JIANZHONG MEDICAL PACKAGING Co.,Ltd. Registration number: 2018310000002 |
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Denomination of invention: Wet heat sterilization dehumidification double layer non woven wrapping material Effective date of registration: 20210115 Granted publication date: 20150225 Pledgee: Bank of China Limited by Share Ltd. Shanghai Minhang branch Pledgor: SHANGHAI JIANZHONG MEDICAL PACKAGING Co.,Ltd. Registration number: Y2021310000001 |
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Date of cancellation: 20221026 Granted publication date: 20150225 Pledgee: Bank of China Limited by Share Ltd. Shanghai Minhang branch Pledgor: SHANGHAI JIANZHONG MEDICAL PACKAGING Co.,Ltd. Registration number: Y2021310000001 |
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