CN216270740U - Stone paper-based composite bag for sterilizing and packaging medical instruments - Google Patents
Stone paper-based composite bag for sterilizing and packaging medical instruments Download PDFInfo
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- CN216270740U CN216270740U CN202122852423.4U CN202122852423U CN216270740U CN 216270740 U CN216270740 U CN 216270740U CN 202122852423 U CN202122852423 U CN 202122852423U CN 216270740 U CN216270740 U CN 216270740U
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Abstract
The utility model discloses a stone paper-based composite bag for sterilizing and packaging medical instruments, wherein the base materials of the composite bag are stone paper (2) and medical dialyzing paper (1); the medical dialyzing paper (1) is divided into a front surface and a back surface, and the front surface is a printable surface (3); the reverse side is a heat sealing layer (4); the composite bag is manufactured by mutually heat-sealing a heat-sealing layer (4) of the medical dialyzing paper (1) and the stone paper (2), and the heat-sealing stripping force is within the range of 1.3N/15 mm-8.0N/15 mm.
Description
Technical Field
The utility model belongs to the field of medical instrument sterilization packaging materials, and particularly relates to a stone paper-based composite bag for medical instrument sterilization packaging.
Background
In the prior art, the base materials of the paper-plastic packaging composite bag for the sterilization packaging of medical instruments adopt plastic films and medical dialyzing paper, and the plastic films are usually formed by multilayer coextrusion stretching of different plastic particles or compounding of different plastic films by adopting composite glue. The most used are: plastic heat-seal films of the PET/PE, PP/PE, PA/PE, etc. type are used in large quantities for the sterile packaging of medical devices, such as: disposable medical masks, disposable syringes, infusion sets, medical gloves, medical accessories and the like. These large quantities of waste packaging plastic films are difficult to recycle, cannot be degraded in the environment, and cause environmental pollution.
Aiming at the problems, the sterilization packaging composite bag made of environment-friendly materials is researched and developed, and the sterilization packaging composite bag has practical significance for promoting resource protection, reducing cost and improving production efficiency.
The stone paper is a novel material between paper and plastics, can replace part of traditional paper and traditional plastic packaging materials, has the characteristics of low cost and controllable degradation, reduces the pollution of waste films to the environment, and can save a large amount of petroleum resources for the country.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stone paper-based composite bag for sterilizing and packaging medical instruments, wherein stone paper is adopted to replace a traditional plastic film, and the base materials of the composite bag are stone paper 2 and medical dialyzing paper 1; the medical dialyzing paper 1 is divided into a front surface and a back surface, and the front surface is a printable surface 3; the reverse side is a heat sealing layer 4; the composite bag is made by mutually heat-sealing the heat-sealing layer 4 of the medical dialyzing paper 1 and the stone paper 2.
A composite bag for sterilizing and packaging medical instruments based on stone paper, wherein a heat sealing layer 4 consists of a bottom coating 5 on the reverse side of medical dialyzing paper 1 and a hot melt adhesive coating 6 on the bottom coating 5; the bottom coating 5 is formed by coating a coating and has high adhesive force with the medical dialyzing paper 1; the coating is any one of an organic solvent type coating and a water-based coating; the hot melt adhesive coating 6 is selected from any one of a solid hot melt adhesive coating, an organic solvent type hot melt adhesive coating and a water-based hot melt adhesive coating.
A composite bag for medical instrument sterilization packaging based on stone paper is characterized in that the dry coating weight of a heat sealing layer 4 is as follows: 1.5 to 12g/m2。
A compound bag for medical instrument sterilization packing based on stone paper, stone paper 2 the gram weight be 20~200g/m2。
A compound bag for medical instrument sterilization packing based on rich mineral paper, its characterized in that: the composite bag prepared by heat-sealing the heat-sealing layer 4 of the medical dialyzing paper 1 and the stone paper 2 has the peeling force of the heat-sealing position within the range of 1.3N/15 mm-8.0N/15 mm.
The utility model has the beneficial effects that: the base film forming the composite bag does not use a plastic film, but uses stone paper, so that the defects that the traditional composite film manufacturing process is complex, the quality is difficult to control, the cost is high, the plastic film component is complex and is not beneficial to recycling and the like are overcome, and the manufactured composite bag has the advantages of simple material process, economy and applicability, convenience in use, environmental friendliness and the like.
Drawings
FIG. 1: schematic diagram of heat-sealing interface structure of composite bag: printing surface 3// medical dialyzing paper 1// bottom coating 5// hot melt adhesive coating 6// stone paper 2.
Detailed Description
To further illustrate the present invention, the following description is given with reference to the accompanying drawings.
Example 1: the gram weight of the medical dialyzing paper 1 is 60g/m2The commercially available dialysis paper of (1); the bottom coating 5 in the heat sealing layer 4 is 304A water-based primer (sold by Shanghai Wanhan industry Co., Ltd.), and the hot melt adhesive coating 6 is water-based A/B blending adhesive (sold by Shanghai Wanhan industry Co., Ltd.); the base film rich mineral paper 2 is selected from the gram weight120 g/m2The commercially available stone paper of (1). Coating the reverse side of the selected medical dialyzing paper 1 with corresponding primer layer 5 and hot melt adhesive layer 6 by using an anilox roller coating machine, wherein the dry weight of the coating is 5.0 g/m2(ii) a Then preparing a composite bag with stone paper on a heat-sealing bag making machine, wherein the bag making and heat-sealing process comprises the following steps: adopting single-sided heating and heat sealing, wherein the heating surface is medical dialyzing paper surface; heat-sealing temperature: 150 ℃ and heat-seal pressure: 5MPa, and the heat sealing time is 1 second.
Example 2: the gram weight of the medical dialyzing paper 1 is 80 g/m2The commercially available dialysis paper of (1); the bottom coating 5 for preparing the heat-sealing layer 4 is 304A water-based bottom coating (sold by Shanghai Wanhan industry Co., Ltd.), and the hot-melt adhesive coating 6 is commercial EVA hot-melt adhesive; the selected gram weight of the base film stone paper 2 is 80 g/m2The commercially available stone paper of (1). Coating the reverse side of the selected medical dialyzing paper 1 with corresponding bottom coating 5 and hot melt adhesive coating 6 by using an anilox roller coating machine, wherein the dry weight of the coating is 10.0 g/m2(ii) a Then preparing a composite bag with stone paper on a heat-sealing bag making machine, wherein the bag making and heat-sealing process comprises the following steps: adopting single-sided heating and heat sealing, wherein the heating surface is medical dialyzing paper surface; heat-sealing temperature: 150 ℃ and heat-seal pressure: 5MPa, and the heat sealing time is 1 second.
Performance testing of the examples: the performance test results of example 1 are: the heat-sealing stripping force is 3.2N/15mm, and the stripping interface is flat and clean and has no paper scrap; integrity of the seal: no leakage point is complete; air permeability: the advantages are excellent. Overall judgment: qualified and deliverable. The performance test results of example 2 are: the heat seal stripping force is 2.8N/15mm, the stripping interface is flat and clean, no paper scrap exists, and the sealing integrity is as follows: no leakage point is complete; air permeability: the advantages are excellent. Overall judgment: qualified and deliverable.
The above embodiments and the accompanying drawings clearly and completely describe the concept, specific structure and technical effects of the present invention to fully understand the objects, features and effects of the present invention. The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention, and other modifications and variations obtained by those skilled in the art without inventive work are within the scope of the present invention. The technical characteristics of the utility model can be combined interactively on the premise of not conflicting with each other.
Claims (5)
1. A compound bag for medical instrument sterilization packing based on rich mineral paper, its characterized in that: the base materials of the composite bag are stone paper (2) and medical dialyzing paper (1); the medical dialyzing paper (1) is divided into a front surface and a back surface, and the front surface is a printable surface (3); the reverse side is a heat sealing layer (4); the composite bag is manufactured by mutually heat-sealing the heat-sealing layer (4) of the medical dialyzing paper (1) and the stone paper (2).
2. The stone-paper based composite bag for sterile packaging of medical devices of claim 1, wherein: the heat sealing layer (4) consists of a bottom coating (5) on the reverse side of the medical dialyzing paper (1) and a hot melt adhesive coating (6) on the bottom coating (5); the bottom coating (5) is formed by coating a coating and has high adhesion with the medical dialyzing paper (1); the coating is any one of an organic solvent type coating and a water-based coating; the hot melt adhesive coating (6) is any one of a solid hot melt adhesive coating, an organic solvent type hot melt adhesive coating and a water-based hot melt adhesive coating.
3. The stone-paper based composite bag for sterile packaging of medical devices of claim 1, wherein: the coating dry weight of the heat sealing layer (4) is as follows: 1.5 to 12g/m2。
4. The stone-paper based composite bag for sterile packaging of medical devices of claim 1, wherein: the gram weight of the stone paper (2) is 20-200 g/m2。
5. The stone-paper based composite bag for sterile packaging of medical devices of claim 1, wherein: the composite bag is prepared by heat-sealing the heat-sealing layer (4) of the medical dialyzing paper (1) and the stone paper (2), and the peeling force at the heat-sealing position is in the range of 1.3N/15 mm-8.0N/15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852423.4U CN216270740U (en) | 2021-11-21 | 2021-11-21 | Stone paper-based composite bag for sterilizing and packaging medical instruments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852423.4U CN216270740U (en) | 2021-11-21 | 2021-11-21 | Stone paper-based composite bag for sterilizing and packaging medical instruments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216270740U true CN216270740U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122852423.4U Active CN216270740U (en) | 2021-11-21 | 2021-11-21 | Stone paper-based composite bag for sterilizing and packaging medical instruments |
Country Status (1)
| Country | Link |
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| CN (1) | CN216270740U (en) |
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2021
- 2021-11-21 CN CN202122852423.4U patent/CN216270740U/en active Active
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