CN103601992A - Preparation process of environment-friendly type halogenated butyl rubber plug - Google Patents
Preparation process of environment-friendly type halogenated butyl rubber plug Download PDFInfo
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- CN103601992A CN103601992A CN201310543739.2A CN201310543739A CN103601992A CN 103601992 A CN103601992 A CN 103601992A CN 201310543739 A CN201310543739 A CN 201310543739A CN 103601992 A CN103601992 A CN 103601992A
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- butyl rubber
- halogenated butyl
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- 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
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/283—Halogenated homo- or copolymers of iso-olefins
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/52—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7404—Mixing devices specially adapted for foamable substances
- B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
- B29B7/7428—Methodical aspects
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the field of halogenated butyl rubber, and in particular relates to a preparation process of an environment-friendly type halogenated butyl rubber plug. The preparation process is characterized by comprising the following process procedures: raw material weighing, banburying, mixing, batching off, vulcanization, trimming, lamp inspection, washing, silicification, drying, inspection and packaging. Due to adoption of the technical scheme, a vulcanization system is non-toxic, pollution-free and free of sulfur and zinc; the formula is simple, no other vulcanizing agents, active agents, accelerants, plasticizers which are easy to be migrated to the surface of a product, and the like do not needed to be added, and the property of stable compatibility with a medicament is achieved indeed; the defects that the physical and chemical properties of recycled butyl rubber are degraded, the utilization rate is low, the stability is poor in the application process and the like due to the fact that the conventional recycled rubber is subjected to one-step high-temperature desulfurization till a part of rubber molecules and material molecules are carbonized and a rubber molecule chain is damaged, are effectively overcome.
Description
Technical field
The present invention relates to halogenated butyl rubber field, specifically a kind of preparation technology of environment-friendly type halogenated butyl rubber plug.
Background technology
Rubber stopper of vial, with advantages such as its exclusive chemical stability, good stopping property and selfsealings, high temperature-resistant disinfected performances, is preserved assurance is provided for drug packaging.But Rubber stopper of vial will add number of chemical auxiliary agent in its formula system in the course of processing, through mixing, sulfidization molding, just have use value.In its sulfidation, the selection of formula vulcanization system is particularly important, because different vulcanization system, the crosslinked of bonding of its generation and the difference of transportable material, plug is in storage, high-temperature sterilization, drug encapsulation like this, molecular binding is under the impact of medicine, and the stability of the transport property molecular binding of oligopolymer is all different, thereby affects the consistency of medicine.How to improve the consistency of medicine, must select vulcanization system and the reasonably technical process of the high and low migration thing of cross-link bond stability.
Medicinal bottle stopper should have high cleanliness factor and low extracting to guarantee the pure of medicine.1, bottle stopper with medicament contact process in, or sterilizing under High Temperature High Pressure (approximately 121%, 40 min) ejecta in process in plug often makes the clarity of medicine unstable with the interaction that medicine liquid ingredient acts between the muddy medicine of liquid and plug mutually, impurity in rubber and Synergist S-421 95 can move to bottle stopper surface or be extracted by medicine, pollute or destroy medicine, reducing drug effect.2, plug silication is also to affect one of major reason of plug and drug compatibility energy: silication is the aftertreatment technology that plug is produced, the object of silication is to be coated with last layer silicon fiml on plug surface, so that the packing of plug and tamponade, prevent from being clamminess in medicine storage process simultaneously, in transportation handling process, reduce surface friction, avoid causing buffings particulate because of friction.Domestic many butyl rubber bung manufacturer is the problem and ignored the consumption of silicone oil because the packing of product and product are clamminess etc. often, but silicone oil can impact the performance of medicine, after one deck silicon fiml on plug surface and medicament contact, can produce medicine turbid phenomenon, and after high-temperature sterilization is cooled to normal temperature, there will be on bottle and have " hanging pearl " phenomenon, thereby pollution medicine, reduces drug effect.
Summary of the invention
The invention discloses a kind of halogenated butyl rubber plug by vulcanize the medicinal butyl rubber bung of high purity, high stability forming without sulphur, without zinc vulcanization system.This vulcanization system comprises novel sulfuration resin and the two key sulfurations of extra light calcined magnesia, and compression set is little, has good mechanical property and heat-resisting ageing-resisting performance.This vulcanization system state of vulcanization is dark, and vulcanizing agent consumption is few, can substitute traditional Sulfur and part sulfur containing promoter.And traditional vulcanization system great majority adopt the materials such as Sulfur, zinc oxide and part superoxide easy generation in sulfidation to decompose, generate radical more, easily residual, easily migration, thus appearance declines with the compatibility performance of medicine.
The present invention is achieved like this: a kind of preparation technology of environment-friendly type halogenated butyl rubber plug, is characterized in that technical process is as follows: starting material weighing, banburying, mixing, lower, sulfuration, trimming, lamp inspection, cleaning, silication, oven dry, test package.
Starting material weigh: halogenated butyl rubber 100kg, calcined kaolin 30 kg, novel sulfuration resin 2kg, extra light calcined magnesia 2.5 kg, semi-reinforcing hydrocarbon black 0.3 kg, refined carat of Xinjiang carbon black company limited; Low molecular polyethylene 3 kg, medicinal talcum powder 20 kg.
Banburying: load weighted starting material are dropped into banburying chamber, pressurization 0.4mPa-0.6mPa 1 minute, displays temperature 40-50 ℃; Add middle material and tinting material, pressurize 3 minutes, displays temperature must not be lower than 60 ℃; Tenderizer and stopping composition are added to the mixing 2-3 minute of pressurization in the lump, after mixing and molding, continue pressurization, mixing 2 minutes, binder removal, temperature is no more than 85 ℃.
Open refining: use XK400 refiner; Roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours.
Lower: use XK400 refiner; Roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours.
Sulfuration: use Evacuated vulcanizing press 350T; Cure conditions is: curing temperature: 184 ± 4 ℃;
Sulfide stress: 20MPa; Curing time: 200 S; Drag vacuum time: 4 S; The low pressure residence time: 5 S;
Exhaust clearance: 1-2 S; Exhaust stops: 1-2 S; Exhaust number of times: 1-2 time; Suction :-0.1MPa.
Flash trimming: use to raise and forge 45T punch press; Blast is: 0.45-0.65MPa; Speed is: 990r/mm-1050r/mm.
Lamp inspection: the good product of flash trimming is poured on the lamp inspection desk of appointment, conscientiously selected with substandard products such as collodion silk, buffings, burr, ,Pian limit, empty limit, pollutions.
Clean: use raw power XG-160 cleaning machine; Purified water is noted to half, then 160Kg product is poured in cleaning machine, noting purified water to flooding product 3-5mm; Add 800ml clean-out system, rinsing 3-5 minute draining; Note a drip washing of pure water, 2-3 minute; Add 10ml silicone oil, silication 2-3 minute; Temperature is risen to 142-145 ℃ and start to dry, intermediate flipped twice, upset in every 15 minutes is once; In drying course, will observe at any time the oven dry situation of product, drying time is at 45-55 minute; The manual state of cooling of being allowed for access after product is dried completely, cooling time, be advisable in cooling temperature to 40 ± 5 ℃ at 20-30 minute.
Owing to having adopted technique scheme, this vulcanization system is nontoxic, pollution-free, not sulfur-bearing and zinc.Formula is simple, without adding other vulcanizing agents, promoting agent, promotor and easily migrating to the softening agent etc. of product surface, really reaches stable and drug compatibility energy.Effectively improve modern reclaimed rubber and adopt disposable high temperature desulfurizing to part rubber molecule and material molecule carbonization, damage rubber molecular chain, thereby cause butyl reclaimed rubber physical and chemical index to decline, utilization ratio is low, the defect such as poor stability in use procedure.
Embodiment
Below in conjunction with example, the invention will be further described.
Embodiment: technical process is; Starting material weighing, banburying, mixing, lower, sulfuration, trimming, lamp inspection, cleaning, silication, oven dry, test package.
1, starting material: halogenated butyl rubber 100kg, calcined kaolin 30 kg, novel sulfuration resin 2kg, extra light calcined magnesia 2.5 kg, semi-reinforcing hydrocarbon black 0.3 kg, refined carat of Xinjiang carbon black company limited; Low molecular polyethylene 3 kg, medicinal talcum powder 20 kg.
2, banburying: load weighted starting material are dropped into banburying chamber, pressurization 0.4mPa-0.6mPa 1 minute, displays temperature 40-50 ℃, adds middle material and tinting material, pressurize 3 minutes, displays temperature must not add the mixing 2-3 minute of pressurization by tenderizer and stopping composition in the lump lower than 60 ℃, continues pressurization after mixing and molding, mixing 2 minutes, displays temperature reaches 75 ℃, binder removal, and temperature is no more than 85 ℃..
3, open refining:
Use equipment: XK400 refiner;
Processing condition: roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours;
4, lower:
Use equipment: XK400 refiner;
Processing condition: roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours;
5, sulfuration:
Use equipment: Evacuated vulcanizing press 350T;
Vulcanization process condition: curing temperature: 184 ± 4 ℃; Sulfide stress: 20MPa; Curing time: 200 S;
Drag vacuum time: 4 S; The low pressure residence time: 5 S; Exhaust clearance: 1-2 S; Exhaust stops: 1-2 S;
Exhaust number of times: 1-2 time; Suction :-0.1MPa.
6, flash trimming:
Use equipment: raise and forge 45T punch press;
Processing condition: blast: 0.45-0.65MPa; Speed: 990r/mm-1050r/mm.
7, lamp inspection:
The good product of flash trimming is poured on the lamp inspection desk of appointment, conscientiously selected with substandard products such as collodion silk, buffings, burr, ,Pian limit, empty limit, pollutions.
8, clean:
Use equipment: raw power XG-160 cleaning machine;
Purified water is noted to half, then 160Kg product is poured in cleaning machine, noting purified water to flooding product 3-5mm; Add 800ml clean-out system, rinsing 3-5 minute draining; Note a drip washing of pure water, 2-3 minute;
Add 10ml silicone oil, silication 2-3 minute; Temperature is risen to 142-145 ℃ and start to dry, intermediate flipped twice, upset in every 15 minutes is once; In drying course, will observe at any time the oven dry situation of product, drying time is at 45-55 minute; The manual state of cooling of being allowed for access after product is dried completely, cooling time, be advisable in cooling temperature to 40 ± 5 ℃ at 20-30 minute.
This formula system component is few, formula is simple, utilize new type resin to add the two keys of extra light calcined magnesia without sulphur, without zinc vulcanization system, vulcanized article state of vulcanization is dark, pollution-free, physicochemical property is superior, and the ratio of effectively controlling silicone oil amount and plug in cleaning silicatization process is 0.02%, and do not affect packing, thereby avoid product to be clamminess, slightly friction produces glue and cuts the phenomenons such as particulate.The product physical and chemical index that different vulcanization systems is produced differs greatly, new type resin add the two keys of extra light calcined magnesia without sulphur, without zinc vulcanization system, obviously improved the performance of impact and drug compatibility indices, reach advanced and applicable type formula system and the technical process of super clean butyl rubber bung.
Claims (9)
1. a preparation technology for environment-friendly type halogenated butyl rubber plug, is characterized in that technical process is as follows: starting material weighing, banburying, mixing, lower, sulfuration, trimming, lamp inspection, cleaning, silication, oven dry, test package.
2. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that starting material weigh as halogenated butyl rubber 100kg, calcined kaolin 30 kg, novel sulfuration resin 2kg, extra light calcined magnesia 2.5 kg, semi-reinforcing hydrocarbon black 0.3 kg, refined carat of Xinjiang carbon black company limited; Low molecular polyethylene 3 kg, medicinal talcum powder 20 kg.
3. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that banburying is that load weighted starting material are dropped into banburying chamber, pressurization 0.4mPa-0.6mPa 1 minute, displays temperature 40-50 ℃; Add middle material and tinting material, pressurize 3 minutes, displays temperature must not be lower than 60 ℃; Tenderizer and stopping composition are added to the mixing 2-3 minute of pressurization in the lump, after mixing and molding, continue pressurization, mixing 2 minutes, binder removal, temperature is no more than 85 ℃.
4. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that out that refining is for being used XK400 refiner; Roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours.
5. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that lower for using XK400 refiner; Roll spacing 0.5-1mm, roller temperature: 55 ℃-65 ℃; During start, roll spacing is adjusted to 4-6mm, equipment dwindles roll spacing to processing condition after running well; Take sizing material 25kg and drop into refiner thin-pass, until roller temperature, reach after 55 ℃, continue thin-pass about 25-30 minute, wait after the sticky rear roller of film, become atresia woven design shape to get final product blanking; Bin aging is standby, and the storage period must not be less than 24 hours.
6. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that sulfuration is for being used Evacuated vulcanizing press 350T; Cure conditions is: curing temperature: 184 ± 4 ℃;
Sulfide stress: 20MPa; Curing time: 200 S; Drag vacuum time: 4 S; The low pressure residence time: 5 S;
Exhaust clearance: 1-2 S; Exhaust stops: 1-2 S; Exhaust number of times: 1-2 time; Suction :-0.1MPa.
7. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that flash trimming is to use to raise to forge 45T punch press; Blast is: 0.45-0.65MPa; Speed is: 990r/mm-1050r/mm.
8. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, it is characterized in that lamp inspection, for the good product of flash trimming is poured on the lamp inspection desk of appointment, conscientiously selects with substandard products such as collodion silk, buffings, burr, ,Pian limit, empty limit, pollutions.
9. the preparation technology of a kind of environment-friendly type halogenated butyl rubber plug according to claim 1, is characterized in that cleaning for using raw power XG-160 cleaning machine; Purified water is noted to half, then 160Kg product is poured in cleaning machine, noting purified water to flooding product 3-5mm; Add 800ml clean-out system, rinsing 3-5 minute draining; Note a drip washing of pure water, 2-3 minute; Add 10ml silicone oil, silication 2-3 minute; Temperature is risen to 142-145 ℃ and start to dry, intermediate flipped twice, upset in every 15 minutes is once; In drying course, will observe at any time the oven dry situation of product, drying time is at 45-55 minute; The manual state of cooling of being allowed for access after product is dried completely, cooling time, be advisable in cooling temperature to 40 ± 5 ℃ at 20-30 minute.
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| CN201310543739.2A CN103601992A (en) | 2013-11-06 | 2013-11-06 | Preparation process of environment-friendly type halogenated butyl rubber plug |
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| CN201310543739.2A CN103601992A (en) | 2013-11-06 | 2013-11-06 | Preparation process of environment-friendly type halogenated butyl rubber plug |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783403A (en) * | 2015-04-21 | 2015-07-22 | 南京东亚橡塑制品有限公司 | Dual-density shoe sole and preparing technology thereof |
| CN105111488A (en) * | 2015-09-28 | 2015-12-02 | 郑州翱翔医药科技股份有限公司 | Production method of medicinal rubber plug |
| CN105949632A (en) * | 2016-06-21 | 2016-09-21 | 应城市恒天药业包装有限公司 | Chemical-corrosion-resistant butyl rubber plug and preparation method thereof |
| CN109370072A (en) * | 2018-10-19 | 2019-02-22 | 山东省药用玻璃股份有限公司 | Pre-encapsulated injector chlorinated scoline piston and its preparation process |
| CN111019253A (en) * | 2019-12-23 | 2020-04-17 | 山东省药用玻璃股份有限公司 | Chlorinated butyl rubber plug for oral liquid bottle and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101759936A (en) * | 2008-12-02 | 2010-06-30 | 山东省药用玻璃股份有限公司 | Halogenated butyl rubber plug |
| CN102702557A (en) * | 2012-06-04 | 2012-10-03 | 郑州市翱翔医药包装有限公司 | Preparation method of medical rubber stopper |
-
2013
- 2013-11-06 CN CN201310543739.2A patent/CN103601992A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101759936A (en) * | 2008-12-02 | 2010-06-30 | 山东省药用玻璃股份有限公司 | Halogenated butyl rubber plug |
| CN102702557A (en) * | 2012-06-04 | 2012-10-03 | 郑州市翱翔医药包装有限公司 | Preparation method of medical rubber stopper |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783403A (en) * | 2015-04-21 | 2015-07-22 | 南京东亚橡塑制品有限公司 | Dual-density shoe sole and preparing technology thereof |
| CN104783403B (en) * | 2015-04-21 | 2017-03-22 | 南京东亚橡塑制品有限公司 | Dual-density shoe sole and preparing technology thereof |
| CN105111488A (en) * | 2015-09-28 | 2015-12-02 | 郑州翱翔医药科技股份有限公司 | Production method of medicinal rubber plug |
| CN105111488B (en) * | 2015-09-28 | 2017-11-21 | 郑州翱翔医药科技股份有限公司 | A kind of production method of medicinal rubber stopper |
| CN105949632A (en) * | 2016-06-21 | 2016-09-21 | 应城市恒天药业包装有限公司 | Chemical-corrosion-resistant butyl rubber plug and preparation method thereof |
| CN109370072A (en) * | 2018-10-19 | 2019-02-22 | 山东省药用玻璃股份有限公司 | Pre-encapsulated injector chlorinated scoline piston and its preparation process |
| CN109370072B (en) * | 2018-10-19 | 2021-08-06 | 山东省药用玻璃股份有限公司 | Chlorinated butyl rubber piston for pre-filling and sealing injector and preparation process thereof |
| CN111019253A (en) * | 2019-12-23 | 2020-04-17 | 山东省药用玻璃股份有限公司 | Chlorinated butyl rubber plug for oral liquid bottle and preparation method thereof |
| CN111019253B (en) * | 2019-12-23 | 2023-08-11 | 山东省药用玻璃股份有限公司 | Chlorinated butyl rubber plug for oral liquid bottle and preparation method thereof |
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Application publication date: 20140226 |