CN106726561A - A kind of adhesive film type combination cover and preparation method - Google Patents
A kind of adhesive film type combination cover and preparation method Download PDFInfo
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- CN106726561A CN106726561A CN201710078548.1A CN201710078548A CN106726561A CN 106726561 A CN106726561 A CN 106726561A CN 201710078548 A CN201710078548 A CN 201710078548A CN 106726561 A CN106726561 A CN 106726561A
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- China
- Prior art keywords
- inner cap
- plug
- enclosing cover
- adhesive film
- protuberance
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/1406—Septums, pierceable membranes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/1412—Containers with closing means, e.g. caps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Closures For Containers (AREA)
Abstract
The invention discloses a kind of adhesive film type combination cover, including enclosing cover, inner cap, plug and pad pasting.Enclosing cover includes enclosing cover body and is arranged on the protuberance of enclosing cover body upper end, and the top surface of protuberance is provided with the first medicine feeding hole and the first infusion hole separated from one another；Inner cap includes inner cap body and is arranged on the boss of inner cap body upper end, and inner cap is arranged in enclosing cover；Plug is arranged in protuberance, and wherein the upper surface of plug and side wall are brought into close contact with the inwall of protuberance, and the lower surface of plug is brought into close contact with the upper surface of the boss of inner cap；Pad pasting is fitted tightly over top surface and the side of protuberance.Adhesive film type combination cover simple structure of the invention, had both solved the problems, such as that integral type medicine plug easily caused dosing and transfusion is polluted, and solves again and is respectively provided with cost increase, inconvenient problem with use that medicine plug is caused.The present invention discloses a kind of method for preparing enclosing cover and inner cap.
Description
Technical field
The present invention relates to technical field of medicine packaging, and in particular to a kind of adhesive film type combination cover and preparation method thereof.
Background technology
With infusion treatment extensive use in the medical field, transfusion package articles for use are also constantly updated and regenerated therewith, to
Simpler, more cleaning and more easily direction is developed.Existing infusion bag combination cover is to realize dosing and transfusion, is typically set
There are the transfusion cork and medicine plug of separation, not only complex structure, also with production cost higher.For reduces cost, it is also possible to
Transfusion and dosing is supplied to share only with a rubber stopper, but this scheme easily causes pollution.Accordingly, it would be desirable to a kind of structure letter
List, good seal performance, exempt from pollution, low cost, convenient and practical transfusion bag combined cover.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of simple structure, sanitation and hygiene and use
Convenient adhesive film type combination cover and preparation method thereof.
To achieve these goals, the present invention uses following technical scheme：
A kind of adhesive film type combination cover, including enclosing cover, inner cap, plug and pad pasting,
Enclosing cover includes enclosing cover body and is arranged on the protuberance of enclosing cover body upper end, and the top surface of protuberance is provided with that
This separate the first medicine feeding hole and the first infusion hole；
Inner cap includes inner cap body and is arranged on the boss of inner cap body upper end, and inner cap is arranged in enclosing cover；
Plug is arranged in protuberance, and wherein the upper surface of plug and side wall are brought into close contact with the inwall of protuberance, and
The lower surface of plug is brought into close contact with the upper surface of the boss of inner cap；
Pad pasting is fitted tightly over top surface and the side of protuberance.
Further, enclosing cover body is cylindrical shape, and the bottom of enclosing cover body includes stair-stepping prominent outer rim, prominent outer rim
Bottom surface be provided with annular groove, and the inwall of prominent outer rim is provided with the locating groove of annular；The top surface of protuberance
It is symmetrical polygonized structure, protuberance has a pair symmetrical sides higher than projections top surface；Enclosing cover body and protuberance
It is integrally formed.
Further, inner cap body is cylindrical shape, and the locating fastener of annular, positioning are provided with the outside of inner cap body lower part
Buckle is engaged with locating groove；The top surface of boss is provided with corresponding with the first medicine feeding hole and the first infusion hole respectively
Second medicine feeding hole and the second infusion hole；Inner cap body is integrally formed with boss.
Further, the edge and centre position of the upper surface of plug are provided with the top of upper groove, upper groove and protuberance
The edge of portion's inner surface and the first convex clip circle of middle position are engaged；The edge and middle position of the lower surface of plug set
Low groove is equipped with, low groove matches with the edge of the outer surface of cupular part of the boss of inner cap and the second convex clip circle of middle position
Close.
Further, the upper surface of plug is provided with first and is recessed in depression and second, and the lower surface of plug is provided with
First lower recess and the second lower recess, position and the first medicine feeding hole and the second medicine feeding hole phase of depression and the first lower recess on first
Correspondence, the position of depression and the second lower recess is corresponding with the first infusion hole and the second infusion hole on second.
Further, alar part of the pad pasting comprising pad pasting main body and pad pasting main body both sides, wherein pad pasting main body are used to cover outer
The upper surface of lid, alar part bends to cover the surface of enclosing cover.
Further, plug is made up of thermoplastic elastomer rubbers；Pad pasting is aluminium foil or plastic adhesive film, and pad pasting is outer
Surface is set to pitted skin.
Further, the external diameter of adhesive film type combination cover is 32mm.
A kind of method of the inner cap or enclosing cover for preparing adhesive film type combination cover, comprises the following steps：
Step one：Raw material is sufficiently mixed uniformly, mixture is made；
Raw material for 40-70 weight portions polypropylene, the ethene-propylene copolymer of 25-30 weight portions, 10-15 weight portions
Polyolefin elastomer, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol resins of 0.01-0.05 weight portions,
The β of 0.01-0.05 weight portions-(3,5- di-tert-butyl-hydroxy phenyl) carbonic ether of propionic acid 18, the water of 0.01-0.1 weight portions
Close aluminic acid magnesium carbonate, the cis-13-docosenoic acid acid amides of 0.01-0.1 weight portions；
Step 2：At 190~230 DEG C, by the mixture feeding double screw extruder of step one, tie rod is extruded；
Step 3：By the tie rod cooling by water of step 2 to 50 DEG C；
Step 4：The tie rod pelletizing that will be cooled down, drying of drying, obtains modified polypropene raw material；
Step 5：According to inner cap or enclosing cover shape by modified polypropene raw material injection moulding, adhesive film type combination cover is obtained
Inner cap or enclosing cover.
Further, raw material is the polypropylene of 60 weight portions, the ethene-propylene copolymer of 26.85 weight portions, 13 weight
The polyolefin elastomer of part, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol resins of 0.02 weight portion,
The β of 0.03 weight portion-(3,5- di-tert-butyl-hydroxy phenyl) carbonic ether of propionic acid 18, the aluminate hydrates carbon of 0.05 weight portion
Sour magnesium, the cis-13-docosenoic acid acid amides of 0.05 weight portion.
Compared with prior art, Advantageous Effects of the invention are：Combination cover simple structure of the invention, beneficial to large quantities of
Amount production；To separate for the depression of dosing and transfusion on a plug, not only effectively reduce production cost, also ensure
Sanitation and hygiene.It is engaged with one another using convex clip circle and groove between enclosing cover, inner cap and plug, realize combining closely, improve
Sealing effectiveness, enclosing cover bottom surface is provided with annular groove, effectively reduces and the possibility of injection molding deformation occurs when enclosing cover shapes, and carries
Yield rate high.The outer surface of pad pasting of the invention is set to pitted skin, easily facilitates unlatching.
Brief description of the drawings
Fig. 1 is the top view of adhesive film type combination cover of the invention；
Fig. 2 is the sectional view in the A-A directions along Fig. 1；
Fig. 3 is the sectional view in the B-B directions along Fig. 1；
Fig. 4 is the stereogram of the enclosing cover of adhesive film type combination cover of the invention；
Fig. 5 is the sectional view of the enclosing cover of adhesive film type combination cover of the invention；
Fig. 6 is the stereogram of the inner cap of adhesive film type combination cover of the invention；
Fig. 7 is the sectional view of the inner cap of adhesive film type combination cover of the invention；
Fig. 8 is the sectional view of the plug of adhesive film type combination cover of the invention；
Fig. 9 is the stereogram of the pad pasting of adhesive film type combination cover of the invention.
Description of reference numerals：
100 enclosing covers, 110 enclosing cover bodies, 111 protrude outer rim, 112 annular grooves, 113 locating grooves, 120 protuberances, 121
First medicine feeding hole, 122 first infusion holes, 123 side walls, 124 first convex clip circles, 200 inner caps, 210 inner cap bodies, 211 locator cards
Button, 220 boss, 221 second medicine feeding holes, 222 second infusion holes, 223 second convex clip circles, 300 plugs, 310 upper grooves, under 320
Groove, is recessed on 330 first, and 340 first lower recess are recessed on 350 second, 360 second lower recess, 400 pad pastings, 410 pad pastings
Main body, 420 alar parts.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to specific embodiment and attached
Figure, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
As Figure 1-3, adhesive film type combination cover of the invention includes enclosing cover 100, inner cap 200, plug 300 and pad pasting
400.Wherein inner cap 200 is installed on inside enclosing cover 100, and plug 300 is accommodated and is fixed between enclosing cover 100 and inner cap 200, pad pasting
400 tops for being fitted tightly over enclosing cover 100.
Fig. 4 and Fig. 5 respectively illustrate the stereogram and sectional view of enclosing cover 100.As illustrated, enclosing cover 100 is generally included outward
Lid body 110 and the protuberance 120 for being arranged on the upper end of enclosing cover body 110.Wherein, enclosing cover body 110 is generally cylindrical shape, at it
Bottom includes stair-stepping prominent outer rim 111.The prominent bottom surface of outer rim 111 is provided with annular groove 112, so as in injection moulding or
Prevent the thicker prominent outer rim 111 of size from deformation occur in welding process.It is provided with for positioning on the inwall of prominent outer rim 111
The circular orientation draw-in groove 113 of inner cap 200.The top surface of protuberance 120 is symmetrical polygon, and is provided with separated from one another
First medicine feeding hole 121 and the first infusion hole 122, to separate dosing area and transfusion region, more clean hygiene.Protuberance
120 also have a pair symmetrical sides 123 higher than the upper surface of protuberance 120.In an embodiment of the present invention, enclosing cover body
110 and protuberance 120 be integrally formed, processing more facilitate.
Fig. 6 and Fig. 7 respectively illustrate the stereogram and sectional view of enclosing cover 100.As illustrated, inner cap 200 is overall comprising in
Lid body 210 and the boss 220 for being arranged at the upper end of inner cap body 210.Wherein, inner cap body 210 is generally cylindrical shape, and
The circular orientation buckle 221 matched with locating groove 113, the locating fastener are provided with the outside of the bottom of inner cap body 210
221 are fitted to each other with locating groove 113, to limit the relative position of enclosing cover 100 and inner cap 200.The top of boss 220 is provided with
The particular location of the second medicine feeding hole 221 and the second infusion hole 222, the second medicine feeding hole 221 and the second infusion hole 222 is respectively with first
The infusion hole 122 of medicine feeding hole 121 and first is corresponding.In an embodiment of the present invention, inner cap body 210 is integrated with boss 220
Shaping.
In adhesive film type combination cover of the invention, plug 300 is arranged at the inside of protuberance 120, and wherein plug 300 is upper
Surface and side wall are brought into close contact with the inwall of protuberance 120, and the lower surface of plug 300 is upper with the boss 220 of inner cap 200
Surface is brought into close contact.In the embodiment of the plug 300 shown in Fig. 8, plug 300 includes the edge and centre for being arranged at upper surface
The low groove 320 of upper groove 310 at position, the edge for being arranged at lower surface and middle position.Correspondingly, such as Fig. 4 and Fig. 5
Shown, the edge and middle position of the top inner surface of protuberance 120 of enclosing cover 100 are provided with what is be engaged with upper groove 310
First convex clip circle 124.As shown in Figure 6 and Figure 7, the edge of the outer surface of cupular part of boss 220 of inner cap 200 and middle position are set
There is the second convex clip circle 223 being engaged with low groove 320.Plug 300 by the convex clip circle 124 of upper groove 310 and first, and under
Cooperation between the convex clip circle 223 of groove 320 and second is realized combining closely, and improves sealing effectiveness.
Further as shown in figure 8, the upper surface of plug 300 is provided with the first of circle depression in depression 330 and second
350, and lower surface position on the other side is provided with first lower recess 340 and the second lower recess 360 of circle.Wherein first
The position of the lower recess 340 of upper depression 330 and first is corresponding with the first medicine feeding hole 121 and the second medicine feeding hole 221, is recessed on second
350 and second lower recess 360 position it is corresponding with the position of the first infusion hole 122 and the second infusion hole 222.The present invention is same
Dosing area and transfusion zone are separated on one plug 300, not only reduce the production cost of plug, also effectively prevent medicine
Pollution.In the present invention, plug 300 can be made up of thermoplastic elastomer rubbers, it is possible to use other conventional materials of this area
It is made.
Fig. 9 shows the embodiment according to pad pasting of the invention 400.As illustrated, pad pasting 400 includes the He of pad pasting main body 40
The alar part 420 of both sides.Wherein, pad pasting main body 410 is used to covering the upper surface of enclosing cover 100, alar part 420 along enclosing cover 200 both sides
Bending, to cover the surface of enclosing cover 100.In the present invention, pad pasting 400 can be aluminium foil or plastic adhesive film.Preferably, paste
The outer surface of film 400 could be arranged to pitted skin, with increasing friction force, be easy to user to remove pad pasting.
The enclosing cover 100 and inner cap 200 for preparing adhesive film type combination cover of the invention are main by following steps implementation：
Step one：Raw material is sufficiently mixed uniformly, mixture is made；
Raw material for 40-70 weight portions polypropylene, the ethene-propylene copolymer of 25-30 weight portions, 10-15 weight portions
Polyolefin elastomer, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol resins of 0.01-0.05 weight portions,
The β of 0.01-0.05 weight portions-(3,5- di-tert-butyl-hydroxy phenyl) carbonic ether of propionic acid 18, the water of 0.01-0.1 weight portions
Close aluminic acid magnesium carbonate, the cis-13-docosenoic acid acid amides of 0.01-0.1 weight portions；
Step 2：At 190~230 DEG C, by the mixture feeding double screw extruder of step one, tie rod is extruded；
Step 3：By the tie rod cooling by water of step 2 to 50 DEG C；
Step 4：The tie rod pelletizing that will be cooled down, drying of drying, obtains modified polypropene raw material；
Step 5：According to inner cap or enclosing cover shape by modified polypropene raw material injection moulding, adhesive film type combination cover is obtained
Inner cap or enclosing cover.
In an embodiment of the present invention, the specific ratio and the trade mark such as table 1 of inner cap or the raw materials used each composition of enclosing cover are prepared
It is shown.
The specific ratio and the trade mark of the raw materials used each composition of 1 inner cap of table/enclosing cover
32mm is preferably according to the outside dimension of adhesive film type combination cover of the invention.Adhesive film type combination cover structure of the invention
Simply, both solved the problems, such as that integral type medicine plug easily caused dosing and transfusion is polluted, and solved again and be respectively provided with medicine plug
Cost increase, the inconvenient problem with use for causing.The pollution of the liquid medicine to transfusion needle of dosing is not only avoided, and is avoided
Pollution of the rubber stopper to liquid, it is easy to use.
Embodiment described above only expresses embodiments of the present invention, and its description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection model of the invention
Enclose.
Claims (10)
1. a kind of adhesive film type combination cover, including enclosing cover, inner cap, plug and pad pasting, it is characterised in that
The enclosing cover includes enclosing cover body and is arranged on the protuberance of the enclosing cover body upper end, the top surface of the protuberance
It is provided with the first medicine feeding hole and the first infusion hole separated from one another；
The inner cap includes inner cap body and is arranged on the boss of the inner cap body upper end, and the inner cap is arranged on the enclosing cover
It is interior；
The plug is arranged in the protuberance, wherein the upper surface of the plug and side wall are tight with the inwall of the protuberance
Closely connected conjunction, and the lower surface of the plug is brought into close contact with the upper surface of the boss of the inner cap；
The pad pasting is fitted tightly over top surface and the side of the protuberance.
2. adhesive film type combination cover according to claim 1, it is characterised in that the enclosing cover body is cylindrical shape, it is described outer
The bottom of lid body includes stair-stepping prominent outer rim, and the bottom surface of the prominent outer rim is provided with annular groove, and described prominent
The inwall for going out outer rim is provided with the locating groove of annular；The top surface of the protuberance is symmetrical polygonized structure, described
Protuberance has a pair symmetrical sides higher than the projections top surface；The enclosing cover body and the protuberance one into
Type.
3. adhesive film type combination cover according to claim 1, it is characterised in that the inner cap body is cylindrical shape, it is described in
The locating fastener of annular is provided with the outside of lid body lower part, the locating fastener is engaged with the locating groove；It is described convex
The top surface of platform is provided with the second medicine feeding hole and corresponding with first medicine feeding hole and first infusion hole respectively
Two infusion holes；The inner cap body is integrally formed with the boss.
4. adhesive film type combination cover according to claim 1, it is characterised in that the edge and centre of the upper surface of the plug
Position is provided with upper groove, the edge of the upper groove and the top inner surface of the protuberance and the first of middle position convex
Collar is engaged；The edge and middle position of the lower surface of the plug are provided with low groove, and the low groove is interior with described
The edge of outer surface of cupular part and the second convex clip circle of middle position of the boss of lid are engaged.
5. adhesive film type combination cover according to claim 1, it is characterised in that the upper surface of the plug is provided with first
It is recessed in depression and second, the lower surface of the plug is provided with the first lower recess and the second lower recess, is recessed on described first
It is corresponding with first medicine feeding hole with the position of first lower recess, depression and second lower recess on described second
Position is corresponding with first infusion hole.
6. adhesive film type combination cover according to claim 1, it is characterised in that the pad pasting includes pad pasting main body and the patch
The alar part of film main body both sides, wherein the pad pasting main body is used to cover the upper surface of the enclosing cover, the alar part bends to cover
The surface of the enclosing cover.
7. adhesive film type combination cover according to claim 1, it is characterised in that the plug is by thermoplastic elastomer rubbers' system
Into；The pad pasting is aluminium foil or plastic adhesive film, and the outer surface of the pad pasting is set to pitted skin.
8. adhesive film type combination cover according to claim 1, it is characterised in that the external diameter of the adhesive film type combination cover is
32mm。
9. a kind of method of the inner cap or enclosing cover for preparing the adhesive film type combination cover described in claim any one of 1-8, its feature exists
In comprising the following steps：
Step one：Raw material is sufficiently mixed uniformly, mixture is made；
The raw material for 40-70 weight portions polypropylene, the ethene-propylene copolymer of 25-30 weight portions, 10-15 weight portions
Polyolefin elastomer, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol resins of 0.01-0.05 weight portions,
The β of 0.01-0.05 weight portions-(3,5- di-tert-butyl-hydroxy phenyl) carbonic ether of propionic acid 18, the water of 0.01-0.1 weight portions
Close aluminic acid magnesium carbonate, the cis-13-docosenoic acid acid amides of 0.01-0.1 weight portions；
Step 2：At 190~230 DEG C, by the mixture feeding double screw extruder of step one, tie rod is extruded；
Step 3：By the tie rod cooling by water of step 2 to 50 DEG C；
Step 4：The tie rod pelletizing that will be cooled down, drying of drying, obtains modified polypropene raw material；
Step 5：According to inner cap or enclosing cover shape by the modified polypropene raw material injection moulding, adhesive film type combination cover is obtained
Inner cap or enclosing cover.
10. method according to claim 9, it is characterised in that the raw material is the polypropylene of 60 weight portions, 26.85 weights
Measure part ethene-propylene copolymer, the polyolefin elastomer of 13 weight portions, 0.02 weight portion four [β-(3,5- di-t-butyls-
4- hydroxy phenyls) propionic acid] pentaerythritol resin, β-(3,5- di-tert-butyl-hydroxy phenyl) carbon of propionic acid 18 of 0.03 weight portion
Sour fat, the aluminate hydrates magnesium carbonate of 0.05 weight portion, the cis-13-docosenoic acid acid amides of 0.05 weight portion.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078548.1A CN106726561A (en) | 2017-02-14 | 2017-02-14 | A kind of adhesive film type combination cover and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078548.1A CN106726561A (en) | 2017-02-14 | 2017-02-14 | A kind of adhesive film type combination cover and preparation method |
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| CN106726561A true CN106726561A (en) | 2017-05-31 |
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| CN201710078548.1A Pending CN106726561A (en) | 2017-02-14 | 2017-02-14 | A kind of adhesive film type combination cover and preparation method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108216901A (en) * | 2018-02-24 | 2018-06-29 | 普洱森泉饮品开发有限公司 | Bung and drinking water barrel |
| CN110815630A (en) * | 2019-11-18 | 2020-02-21 | 湖南乐福地医药包材科技有限公司 | Preparation method of medicine mixer |
| CN110900957A (en) * | 2019-11-27 | 2020-03-24 | 湖南乐福地医药包材科技有限公司 | Tear-pull type double-hole polypropylene combined cover and injection molding process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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