CN104356446A - Medical grade rubber bottle plug and preparation method thereof - Google Patents
Medical grade rubber bottle plug and preparation method thereof Download PDFInfo
- Publication number
- CN104356446A CN104356446A CN201410626139.7A CN201410626139A CN104356446A CN 104356446 A CN104356446 A CN 104356446A CN 201410626139 A CN201410626139 A CN 201410626139A CN 104356446 A CN104356446 A CN 104356446A
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- CN
- China
- Prior art keywords
- parts
- medical grade
- bottle stopper
- grade rubber
- polyethylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920001971 elastomer Polymers 0.000 title claims abstract description 58
- 239000005060 rubber Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 46
- 239000004698 Polyethylene Substances 0.000 claims abstract description 23
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 23
- -1 polyethylene Polymers 0.000 claims abstract description 23
- 229920000573 polyethylene Polymers 0.000 claims abstract description 23
- 239000010678 thyme oil Substances 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 241001411320 Eriogonum inflatum Species 0.000 claims description 46
- 229920013649 Paracril Polymers 0.000 claims description 22
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 22
- 229920003193 cis-1,4-polybutadiene polymer Polymers 0.000 claims description 22
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 22
- 229920003987 resole Polymers 0.000 claims description 22
- 229960004418 trolamine Drugs 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 18
- 239000011236 particulate material Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 10
- 238000005469 granulation Methods 0.000 claims description 8
- 230000003179 granulation Effects 0.000 claims description 8
- 238000005336 cracking Methods 0.000 abstract description 4
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 abstract 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
- 229920000459 Nitrile rubber Polymers 0.000 abstract 1
- 239000005062 Polybutadiene Substances 0.000 abstract 1
- 230000000844 anti-bacterial effect Effects 0.000 abstract 1
- 239000004927 clay Substances 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 239000005011 phenolic resin Substances 0.000 abstract 1
- 229920002857 polybutadiene Polymers 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000001408 fungistatic effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/02—Applications for biomedical use
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Closures For Containers (AREA)
Abstract
The invention provides a medical grade rubber bottle plug and a preparation method thereof. The bottle plug is prepared from the following raw materials in parts by mass: 60-80 parts of butadiene rubber, 20-40 parts of nitrile rubber, 3-7 parts of stannous oxide, 0.6-1.5 parts of phthalic ester, 80-100 parts of calcined clay, 3-7 parts of white oil, 2-5 parts of polyethylene, 1-3 parts of triethanolamine, 3-8 parts of phenolic resin, 0.3-0.8 part of antiager, 0.1-0.3 part of anti-cracking agent and 0.5-2 parts of thyme oil. The medical grade rubber bottle plug has excellent antiaging, anti-cracking and antibacterial properties, is high in elongation at break, and is an ideal medical grade rubber bottle plug.
Description
Technical field
The present invention relates to medical applications field, particularly relate to a kind of medical grade rubber bottle stopper and preparation method thereof.
Background technology
Medical grade rubber bottle stopper is the heat-resistant powder filler goods with definite shape, size, for the sealing of the medicinal ampuliform vessel port such as glass, plastics.Its structure is broadly divided into taper, T-shaped and flange shape three class; Content Within Pharmaceutical Closure, biologics bottle stopper, spraying medicament bottle stopper and transfusion bottle stopper etc. can be divided into by purposes.Bottle stopper sizing material requires harmful solvends such as not leaded, mercury, arsenic, barium, with can powder charge agent inoperative, bottle stopper itself can not have ejecta.The sizing materials such as general NR, IIR and SBR make, and produce, be widely used in pharmacy and medical industry by compression molding.
In the market the easy aging yellowing of existing medical grade rubber bottle stopper, resistance to cleavage difference is easy to crack, fungistatic effect is poor, and its tensile yield is limited, and these all serve restriction to the use of bottle closure of rubber.
Summary of the invention
the technical problem solved:for the shortcoming that existing medical grade rubber bottle stopper exists, the invention provides a kind of medical grade rubber bottle stopper and preparation method thereof, the tensile yield of this bottle stopper is large, good antimicrobial effect, and the cracking resistance time is long and not easily aging.
technical scheme:a kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 60 ~ 80 parts, paracril 20 ~ 40 parts, tin protoxide 3 ~ 7 parts, phthalate 0.6 ~ 1.5 part, calcinated argil 80 ~ 100 parts, white oil 3 ~ 7 parts, polyethylene 2 ~ 5 parts, trolamine 1 ~ 3 part, 3 ~ 8 parts, resol, 0.3 ~ 0.8 part, anti-aging agent, anti-fissuring agent 0.1 ~ 0.3 part, thyme oil 0.5 ~ 2 part.
A kind of medical grade rubber bottle stopper described above, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 65 ~ 75 parts, paracril 25 ~ 35 parts, tin protoxide 4 ~ 6 parts, phthalate 0.9 ~ 1.3 part, calcinated argil 85 ~ 95 parts, white oil 4 ~ 6 parts, polyethylene 3 ~ 4 parts, trolamine 1.5 ~ 2.3 parts, 4 ~ 6 parts, resol, 0.4 ~ 0.7 part, anti-aging agent, anti-fissuring agent 0.15 ~ 0.25 part, thyme oil 1 ~ 1.7 part.
A kind of medical grade rubber bottle stopper described above, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 68 parts, paracril 28 parts, tin protoxide 4.3 parts, phthalate 1 part, calcinated argil 88 parts, white oil 4.5 parts, polyethylene 3.2 parts, trolamine 1.7 parts, 4.5 parts, resol, 0.5 part, anti-aging agent, anti-fissuring agent 0.18 part, thyme oil 1.3 parts.
A kind of medical grade rubber bottle stopper described above, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 70 parts, paracril 30 parts, tin protoxide 5 parts, phthalate 1.1 parts, calcinated argil 90 parts, white oil 5 parts, polyethylene 3.5 parts, trolamine 2 parts, 5 parts, resol, 0.55 part, anti-aging agent, anti-fissuring agent 0.2 part, thyme oil 1.4 parts.
The preparation method of a kind of medical grade rubber bottle stopper described above, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 200 ~ 220r/min, temperature be 80 ~ 100 DEG C at stir 6 ~ 10min, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
Described above by mixture rotating speed be 210r/min, temperature stirs 8min at being 90 DEG C.
beneficial effect:compared with prior art, a kind of medical grade rubber bottle stopper provided by the invention and preparation method thereof, this bottle stopper has excellent ageing-resistant, cracking resistance, bacteriostasis property, and its tensile yield is large, is a kind of desirable medical grade rubber bottle stopper.
Embodiment
embodiment 1
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 60 parts, paracril 20 parts, tin protoxide 3 parts, phthalate 0.6 part, calcinated argil 80 parts, white oil 3 parts, polyethylene 2 parts, trolamine 1 part, 3 parts, resol, 0.3 part, anti-aging agent, anti-fissuring agent 0.1 part, thyme oil 0.5 part.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 200r/min, temperature stirs 6min at being 80 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
embodiment 2
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 80 parts, paracril 40 parts, tin protoxide 7 parts, phthalate 1.5 parts, calcinated argil 100 parts, white oil 7 parts, polyethylene 5 parts, trolamine 3 parts, 8 parts, resol, 0.8 part, anti-aging agent, anti-fissuring agent 0.3 part, thyme oil 2 parts.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 220r/min, temperature stirs 10min at being 100 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
embodiment 3
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 65 parts, paracril 25 parts, tin protoxide 4 parts, phthalate 0.9 part, calcinated argil 85 parts, white oil 4 parts, polyethylene 3 parts, trolamine 1.5 parts, 4 parts, resol, 0.4 part, anti-aging agent, anti-fissuring agent 0.15 part, thyme oil 1 part.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 200r/min, temperature stirs 6min at being 80 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
embodiment 4
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 75 parts, paracril 35 parts, tin protoxide 6 parts, phthalate 1.3 parts, calcinated argil 95 parts, white oil 6 parts, polyethylene 4 parts, trolamine 2.3 parts, 6 parts, resol, 0.7 part, anti-aging agent, anti-fissuring agent 0.25 part, thyme oil 1.7 parts.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 220r/min, temperature stirs 10min at being 100 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
embodiment 5
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 68 parts, paracril 28 parts, tin protoxide 4.3 parts, phthalate 1 part, calcinated argil 88 parts, white oil 4.5 parts, polyethylene 3.2 parts, trolamine 1.7 parts, 4.5 parts, resol, 0.5 part, anti-aging agent, anti-fissuring agent 0.18 part, thyme oil 1.3 parts.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 210r/min, temperature stirs 8min at being 90 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
embodiment 6
A kind of medical grade rubber bottle stopper, comprises the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 70 parts, paracril 30 parts, tin protoxide 5 parts, phthalate 1.1 parts, calcinated argil 90 parts, white oil 5 parts, polyethylene 3.5 parts, trolamine 2 parts, 5 parts, resol, 0.55 part, anti-aging agent, anti-fissuring agent 0.2 part, thyme oil 1.4 parts.
A kind of preparation method of medical grade rubber bottle stopper, comprise the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 210r/min, temperature stirs 8min at being 90 DEG C, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
performance test
Test the performance of the embodiment of the present invention 1 ~ 6 product, test result is in table 1.
Table 1 product performance test data
Above to invention has been detailed introduction, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. a medical grade rubber bottle stopper, is characterized in that comprising the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 60 ~ 80 parts, paracril 20 ~ 40 parts, tin protoxide 3 ~ 7 parts, phthalate 0.6 ~ 1.5 part, calcinated argil 80 ~ 100 parts, white oil 3 ~ 7 parts, polyethylene 2 ~ 5 parts, trolamine 1 ~ 3 part, 3 ~ 8 parts, resol, 0.3 ~ 0.8 part, anti-aging agent, anti-fissuring agent 0.1 ~ 0.3 part, thyme oil 0.5 ~ 2 part.
2. a kind of medical grade rubber bottle stopper according to claim 1, is characterized in that comprising the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 65 ~ 75 parts, paracril 25 ~ 35 parts, tin protoxide 4 ~ 6 parts, phthalate 0.9 ~ 1.3 part, calcinated argil 85 ~ 95 parts, white oil 4 ~ 6 parts, polyethylene 3 ~ 4 parts, trolamine 1.5 ~ 2.3 parts, 4 ~ 6 parts, resol, 0.4 ~ 0.7 part, anti-aging agent, anti-fissuring agent 0.15 ~ 0.25 part, thyme oil 1 ~ 1.7 part.
3. a kind of medical grade rubber bottle stopper according to claim 1, is characterized in that comprising the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 68 parts, paracril 28 parts, tin protoxide 4.3 parts, phthalate 1 part, calcinated argil 88 parts, white oil 4.5 parts, polyethylene 3.2 parts, trolamine 1.7 parts, 4.5 parts, resol, 0.5 part, anti-aging agent, anti-fissuring agent 0.18 part, thyme oil 1.3 parts.
4. a kind of medical grade rubber bottle stopper according to claim 1, is characterized in that comprising the following raw material according to mass fraction meter: cis-1,4-polybutadiene rubber 70 parts, paracril 30 parts, tin protoxide 5 parts, phthalate 1.1 parts, calcinated argil 90 parts, white oil 5 parts, polyethylene 3.5 parts, trolamine 2 parts, 5 parts, resol, 0.55 part, anti-aging agent, anti-fissuring agent 0.2 part, thyme oil 1.4 parts.
5. the preparation method of a kind of medical grade rubber bottle stopper as claimed in claim 1, it is characterized in that comprising the steps: to obtain mixture by after the mixing of cis-1,4-polybutadiene rubber, paracril, tin protoxide, phthalate, calcinated argil, white oil, polyethylene, trolamine, resol, anti-aging agent, anti-fissuring agent and thyme oil, by mixture rotating speed be 200 ~ 220r/min, temperature be 80 ~ 100 DEG C at stir 6 ~ 10min, then join blended in twin screw extruder, extrude, and carry out granulation, obtain particulate material; Again the particulate material obtained is made bottle stopper.
6. the preparation method of a kind of medical grade rubber bottle stopper according to claim 5, is characterized in that: by mixture rotating speed be 210r/min, temperature stirs 8min at being 90 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410626139.7A CN104356446A (en) | 2014-11-10 | 2014-11-10 | Medical grade rubber bottle plug and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410626139.7A CN104356446A (en) | 2014-11-10 | 2014-11-10 | Medical grade rubber bottle plug and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104356446A true CN104356446A (en) | 2015-02-18 |
Family
ID=52523769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410626139.7A Pending CN104356446A (en) | 2014-11-10 | 2014-11-10 | Medical grade rubber bottle plug and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104356446A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019255A (en) * | 2019-12-31 | 2020-04-17 | 东莞市特谱峰实业有限公司 | Antibacterial rubber material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0331335A (en) * | 1989-06-28 | 1991-02-12 | Nippon Zeon Co Ltd | rubber composition |
| CN101376730A (en) * | 2007-08-31 | 2009-03-04 | 谷其昌 | Thermoplastic elastomer material, preparation thereof and method for manufacturing medicinal bottle stopper by using the same |
-
2014
- 2014-11-10 CN CN201410626139.7A patent/CN104356446A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0331335A (en) * | 1989-06-28 | 1991-02-12 | Nippon Zeon Co Ltd | rubber composition |
| CN101376730A (en) * | 2007-08-31 | 2009-03-04 | 谷其昌 | Thermoplastic elastomer material, preparation thereof and method for manufacturing medicinal bottle stopper by using the same |
Non-Patent Citations (1)
| Title |
|---|
| 颜丽 等: ""医药包装用丁基橡胶瓶塞的材料选择"", 《制品与工艺》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019255A (en) * | 2019-12-31 | 2020-04-17 | 东莞市特谱峰实业有限公司 | Antibacterial rubber material and preparation method thereof |
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Application publication date: 20150218 |