CN108864518A - Antistatic brombutyl/polypropylene thermoplastic elastomer and combinations thereof and preparation method and application - Google Patents
Antistatic brombutyl/polypropylene thermoplastic elastomer and combinations thereof and preparation method and application Download PDFInfo
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- CN108864518A CN108864518A CN201710343572.3A CN201710343572A CN108864518A CN 108864518 A CN108864518 A CN 108864518A CN 201710343572 A CN201710343572 A CN 201710343572A CN 108864518 A CN108864518 A CN 108864518A
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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
- C08L15/00—Compositions of rubber derivatives
- C08L15/02—Rubber derivatives containing halogen
-
- 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
- A61J1/1468—Containers characterised by specific material properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
Abstract
The present invention relates to butyl rubber fields, and in particular, to a kind of antistatic brombutyl/polypropylene thermoplastic elastomer and combinations thereof and preparation method and application.The composition contains brombutyl, polypropylene and antistatic agent, wherein：Relative to the brombutyl of 100 parts by weight, the polyacrylic content is 30-100 parts by weight, and the content of the antistatic agent is 5-20 parts by weight；The antistatic agent is carbonaceous material.Composition of the invention is capable of forming surface resistivity antistatic brombutyl/polypropylene thermoplastic elastomer appropriate, and has suitable mechanical property, is conducive to as the medical encapsulating material such as rubber plug, combined cap, gasket.
Description
Technical field
The present invention relates to butyl rubber fields, and in particular, to a kind of antistatic brombutyl/polypropylene thermoplastic
Elastomer and combinations thereof and preparation method and application.
Background technique
Brombutyl/polypropylene thermoplastic elastomer is that brombutyl and polypropylene are reacted by dynamic vulcanization
Technology preparation, has excellent elasticity, leakproofness, can carry out thermoplastic shaping processing and recycling circulation, can form medicine encapsulation and use
The materials such as rubber plug, combined cap, gasket, be a kind of safe and reliable novel thermoplastic elastomer.Since the medicine such as rubber plug encapsulates
Material is directly contacted with drug, critically important to the particle control on encapsulating material surface, and the Electrostatic Absorption of encapsulating material influences envelope
The cleanliness on package material surface.
Summary of the invention
It is an object of the invention to form medical encapsulation for existing brombutyl/polypropylene thermoplastic elastomer
Material, which is easy to be electrostatically adsorbed effect, causes pollution problem, provides the antistatic bromination that can reduce surface electrostatic suction-operated
Butyl rubber/polypropylene thermoplastic elastomer and combinations thereof and preparation method and application.
To achieve the goals above, the present invention provides a kind of antistatic brombutyl/polypropylene thermoplastic elastomer
Composition, the composition contain brombutyl, polypropylene and antistatic agent, wherein：
Relative to the brombutyl of 100 parts by weight, the polyacrylic content be 30-100 parts by weight, it is described resist it is quiet
The content of electric agent is 5-20 parts by weight；The antistatic agent is carbonaceous material.
The present invention also provides the antistatic brombutyl formed by above-mentioned composition/polypropylene thermoplastic elasticity
Body.
The present invention provides a kind of preparation method of antistatic brombutyl/polypropylene thermoplastic elastomer, the party
Method includes：Above-mentioned composition mix simultaneously extruding pelletization.
The present invention also provides antistatic brombutyl/polypropylene thermoplastic elastomers prepared by the above method.
The present invention also provides the medicine formed by above-mentioned antistatic brombutyl/polypropylene thermoplastic elastomer to seal
Package material.
The present invention also provides antistatic brombutyl/polypropylene thermoplastic elastomers as medical encapsulating material
In application.
Composition of the invention is capable of forming surface resistivity antistatic brombutyl/polypropylene thermoplastic appropriate
Elastomer, and there is suitable mechanical property, it is conducive to as the medical encapsulating material such as rubber plug, combined cap, gasket.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention provides a kind of antistatic brombutyl/polypropylene thermoplastic elastomer compositions, and the composition contains
There are brombutyl, polypropylene and antistatic agent, wherein：
Relative to the brombutyl of 100 parts by weight, the polyacrylic content be 30-100 parts by weight, it is described resist it is quiet
The content of electric agent is 5-20 parts by weight；The antistatic agent is carbonaceous material.
According to the present invention, in the composition, by containing carbonaceous material as antistatic agent, with brombutyl and
Certain orientations occur for polypropylene, so that resulting antistatic brombutyl/polypropylene during melting vulcanization
The surface resistivity of thermoplastic elastomer (TPE) is met the requirements.Although in the present invention, control brombutyl, polypropylene and antistatic
Agent, which meets above-mentioned content range, can be obtained antistatic brombutyl/polypropylene thermoplastic that surface resistivity is met the requirements
Elastomer, but comprehensively consider the particularity of surface resistivity, mechanical property and medical encapsulating material, it is preferable that relative to 100
The brombutyl of parts by weight, the polyacrylic content are 40-80 parts by weight, and the content of the antistatic agent is 5-15 weight
Measure part.It is highly preferred that the brombutyl relative to 100 parts by weight, the polyacrylic content is 50-70 parts by weight, institute
The content for stating antistatic agent is 6-12 parts by weight.
Wherein, the carbonaceous material refers to the simple substance carbonaceous material of conductive energy, can be conventional using this field
The various simple substance carbonaceous materials that can be realized said effect, for example, one of carbon black, graphite and carbon nanomaterial or more
Kind.But in order to preferably with antistatic brombutyl/polypropylene compatible, be more suitable as medicine to obtain
The elastomer of encapsulating material, it is preferable that the carbonaceous material is super-normal structure black.
According to the present invention, the particle size of the carbonaceous material can change in a wider range, it is preferred to use partial size compared with
Small carbonaceous material.Preferably, the granularity of the carbonaceous material is 10-100nm, preferably 20-60nm, more preferably 30-
40nm。
According to the present invention, the carbonaceous material can choose the material with specific electric resistance, more superior to obtain
Antistatic effect, it is preferred to use the lower carbonaceous material of resistivity.Especially resistivity is 5 Ω cm hereinafter, preferably 1 Ω
Cm hereinafter, more preferably 0.1-0.6 Ω cm carbonaceous material.
According to the present invention, the brombutyl can be the various brombutyls that this field routinely uses, but
It is preferably using the brombutyl for meeting medical requirement, is 1 weight % hereinafter, preferably for example, by using volatile content
The brombutyl of 0.8 weight % or less (more preferably 0.05-0.5 weight %).Preferably, in the brombutyl
Content of ashes be 1 weight % hereinafter, preferably 0.8 weight % hereinafter, more preferably 0.05-0.8 weight %.
It is highly preferred that the number-average molecular weight of the brombutyl is 100,000-500,000.Preferably, with described
The total weight of brombutyl is to record, and the content of bromo element is 0.5-2.5 weight %.
According to the present invention, the brombutyl can be the various polypropylene that this field routinely uses, it is preferred that
It is 50% or more, preferably poly- the third of the crystallinity of 85-98% using the polypropylene for meeting medical requirement, especially crystallinity
Alkene.The considerations of playing a significant role for processing performance and compatibility of the suitable melt index to elastomer, it is preferable that described
Polyacrylic melt index is 1-15g/10min, preferably 1-10g/10min.
In a preferred embodiment of the invention, the polyacrylic number-average molecular weight is 10,000-500,
000, more preferably 50,000-250,000.
According to the present invention, in order to form antistatic brombutyl/polypropylene thermoplastic elastomer by vulcanization, usually
The composition also contains vulcanizing agent.The vulcanizing agent can prepare butyl rubber bromide using the conventional vulcanization that is used in this field
Any vulcanizing agent of glue/polypropylene elastomer, it is contemplated that being had using the product of organic peroxide sulfuration system good
Heat resistance, compressive deformation and the advantages that non-coloring, it is preferable that the vulcanizing agent is organic peroxide, more preferably
Cumyl peroxide, benzoyl peroxide, 2,5- dimethyl -2,5- two (t-butylperoxy) hexane, the bis- (tert-butyls of 1,4-
Peroxy diisopropyl) benzene, bis- (t-butylperoxy diisopropyl) benzene of 1,3-, 2,5- dimethyl -2,5- (two tert-butyl peroxies
Base) -3- hexin, ethyl -3,3- two (t-butylperoxy) butyrate, ethyl -3,3- two (t-amyl peroxy) butyrate, mistake
Aoxidize dibenzoyl, 1,1 di tert butylperoxy 3,3,5 trimethylcyclohexane, 1,1- bis- (t-butylperoxy) hexamethylene
Alkane, (t-amyl peroxy) one of the hexamethylene and tert butyl peroxy benzoate or a variety of of 1,1- bis-.
According to the present invention, the dosage of the vulcanizing agent can change in a wider range, be suitable for medical envelope to obtain
The thermoplastic elastomer (TPE) of package material, it is preferable that relative to the brombutyl of 100 parts by weight, the content of the vulcanizing agent is
1-15 parts by weight, preferably 1.5-10 parts by weight.
According to the present invention, in order to improve the durability of the antistatic brombutyl/polypropylene thermoplastic elastomer,
The composition can also contain antioxidant.The antioxidant can be the various antioxidant that this field routinely uses, but examine
Consider antistatic property and medical material thorough fare of the invention, it is preferable that the antioxidant is Hinered phenols antioxidant and phosphorous acid
One of esters antioxidant is a variety of, more preferably the combination of Hinered phenols antioxidant and phosphite ester antioxidant, especially
Preferably weight ratio is 1：0.5-5, preferably 1：The Hinered phenols antioxidant of 1-3 and the combination of phosphite ester antioxidant.Pass through
Hinered phenols antioxidant and phosphite ester antioxidant are applied in combination, and can obtain that effect is good, comprehensive performance is good, a variety of auxiliary agents fill
The effect of synergistic effect is waved in distribution.
Wherein it is preferred to which the Hinered phenols antioxidant is antioxidant 245, antioxidant 264, antioxidant 300, antioxidant
1076, antioxidant 1010, antioxidant 1098, antioxidant 1425, antioxidant 2246, antioxidant KY-586, antioxidant 1135, antioxygen
One of agent 1035, antioxidant 3114 and antioxidant 1520 are a variety of.
Wherein it is preferred to which the phosphite ester antioxidant is irgasfos 168, antioxidant TNP, antioxidant 242, antioxygen
One of agent 626 and antioxidant 618 are a variety of.
In a preferred embodiment of the invention, the antioxidant is the group of antioxidant 1010 and irgasfos 168
It closes.
According to the present invention, the content of the antioxidant can change in a wider range, as long as required resist can be obtained
Oxidation effectiveness, it is preferable that relative to the brombutyl of 100 parts by weight, the content of the antioxidant is 0.5-5 weight
Part, preferably 1-2 parts by weight.
According to the present invention, the composition can also contain other auxiliary agents, such as softening agent and/or lubricant.
Wherein, the softening agent have the function of improve sizing material plasticity, reduce sizing material viscosity and mixing when temperature,
It such as can be one of atoleine, paraffin oil, naphthenic oil, white oil and rubber oil or a variety of.Relative to 100 parts by weight
Brombutyl, the dosage of the softening agent for example can be 1-15 parts by weight, preferably 0.5-2 parts by weight.
Wherein, the lubricant, which has, improves rubber processing mobility and demolding performace and reduces torque, reduces equipment
The effect of friction, such as can be one of stearic acid, polyethylene wax, barium stearate, lead stearate and zinc stearate or more
Kind.Relative to the brombutyl of 100 parts by weight, the dosage of the lubricant for example can be 1-5 parts by weight, preferably
0.5-2 parts by weight.
According to the present invention, the dosage of the auxiliary agent can be suitably adjusted according to required performance, it is preferable that relative to
The brombutyl of 100 parts by weight, the content of the auxiliary agent are 1-20 parts by weight, preferably 1-5 parts by weight.
The present invention also provides the antistatic brombutyl formed by above-mentioned composition/polypropylene thermoplastic elasticity
Body.Wherein, there is no particular limitation for the generation type of the elastomer at this, if use in other words containing of the invention above-mentioned
The effective component of composition.
The present invention also provides a kind of preparation methods of antistatic brombutyl/polypropylene thermoplastic elastomer, should
Method includes：Above-mentioned composition mix simultaneously extruding pelletization.
According to the present invention, above-mentioned composition is mixed, can be substep and mix, is also possible to above-mentioned composition
Each ingredient is mixed together, and there is no particular limitation to this by the present invention, any restriction is also had no to mixed condition, as long as can
It is sufficiently mixed, such as in high-speed mixer and mixing 2-5min.
According to the present invention, the extruding pelletization can be to send above-mentioned mixed mixture into screw machine and carry out, should
The condition of extruding pelletization can also prepare brombutyl/polypropylene thermoplastic elastomer item using this field routine
Part, such as the condition of the extruding pelletization includes：The revolving speed of screw machine is that 120-600 turns/min, and temperature is 140-200 DEG C.
The present invention also provides antistatic brombutyl/polypropylene thermoplastic elastomers prepared by the above method.
The present invention also provides the medicine formed by above-mentioned antistatic brombutyl/polypropylene thermoplastic elastomer to seal
Package material.
The present invention also provides antistatic brombutyl/polypropylene thermoplastic elastomers as medical encapsulating material
In application.
Wherein, the medical encapsulating material can be for example rubber plug, combined cap, gasket and sealing ring etc..
Antistatic brombutyl/polypropylene thermoplastic elastomer provided by the invention has good antistatic property
Energy, such as the surface resistivity of resulting elastomer can achieve 200 Ω cm or more, preferably reach 230 Ω cm or more, example
For example 210-1200 Ω cm, preferably 230-300 Ω cm, more preferably 250-290 Ω cm；But also have excellent
Mechanical property, wherein tensile strength can achieve 5.7MPa or more, preferably 6-8.5MPa；Elongation at break be 650% with
On, for example, 700% or more, preferably 750%-920%；Stretching permanent deformation can reach 65% or more, preferably 70-
85%.
The present invention will be described in detail by way of examples below.
Embodiment 1-8
The present embodiment is for illustrating antistatic brombutyl/polypropylene thermoplastic elastomer and combinations thereof of the invention
Object and preparation method.
It is formulated according to shown in table 1, by brombutyl, polypropylene, antistatic agent, vulcanizing agent, auxiliary agent and oxidant
It is put into high-speed mixer and mixing 4min, then with screw extruder at 200 DEG C and screw rod revolution is carried out squeezing out at 200 turns/min and be made
Grain, obtains elastomer P1-P8.
Wherein, brombutyl is purchased from 2211 trade mark of Exxon Mobil Corporation, and volatile content is 0.1 weight %, ash
Dividing content is 0.8 weight %, and bromo element content is 2 weight %；
Polypropylene is purchased from the oil of SPC company F800EPS trade mark, crystallinity 95%, melt index 8g/10min, number
Average molecular weight is 8-15 ten thousand；
Antistatic agent is the super-normal structure black purchased from Cabot Co., Ltd's VXC72 trade mark, granularity 30nm, resistivity 0.12
Ω·cm；
Vulcanizing agent is cumyl peroxide；
Auxiliary agent is that weight ratio is 1：0.2 atoleine (being purchased from Sinopharm Chemical Reagent Co., Ltd.) and stearic acid
(being purchased from Sinopharm Chemical Reagent Co., Ltd.)；
Oxidant is that weight ratio is 1：1 antioxidant 1010 and irgasfos 168.
Embodiment 9
The present embodiment is for illustrating antistatic brombutyl/polypropylene thermoplastic elastomer and combinations thereof of the invention
Object and preparation method.
According to the formula and preparation method of elastomer P1, the difference is that, antistatic agent is using purchased from Cabot Co., Ltd
The carbon black of the N330 trade mark, granularity 300nm, resistivity are 10 Ω cm；To obtain elastomer P9.
Comparative example 1
According to the formula and preparation method of elastomer P1, the difference is that, antistatic agent is not used, to obtain elastomer
DP1。
Comparative example 2
According to the formula and preparation method of elastomer P1, the difference is that, the antistatic agent used is 2 parts by weight, to obtain
To elastomer DP2.
Comparative example 3
According to the formula and preparation method of elastomer P1, the difference is that, the antistatic agent used is 30 parts by weight, to obtain
To elastomer DP3.
Comparative example 4
According to the formula and preparation method of elastomer P1, the difference is that, the polypropylene used is 10 parts by weight, to obtain
Elastomer DP4.
Comparative example 5
According to the formula and preparation method of elastomer P1, the difference is that, the polypropylene used is 120 parts by weight, to obtain
To elastomer DP5.
Table 1
Test case
Respectively to tensile strength, elongation at break, tensile set and the table of above-mentioned elastomer P1-P9 and DP1-DP5
Surface resistivity measures, and the results are shown in Table shown in 2, wherein：Tensile strength, elongation at break and tensile set are bases
Method in GB/T 528-2009 is tested.Surface resistivity is tested according to the method in GB/T 1410-2006.
Table 2
It can be seen from Table 2 that suitable sheet resistance can be obtained using the resulting elastomer of composition of the invention
Rate, tensile strength, elongation at break and tensile set, so that it is excellent to show that the resulting elastomer of composition of the invention has
Different mechanical property and good electric conductivity.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (14)
1. a kind of antistatic brombutyl/polypropylene thermoplastic elastomer compositions, which is characterized in that the composition contains
Brombutyl, polypropylene and antistatic agent, wherein：
Relative to the brombutyl of 100 parts by weight, the polyacrylic content is 30-100 parts by weight, the antistatic agent
Content be 5-20 parts by weight；The antistatic agent is carbonaceous material.
2. composition according to claim 1, wherein relative to the brombutyl of 100 parts by weight, the polypropylene
Content be 40-80 parts by weight, the content of the antistatic agent is 5-15 parts by weight；
Preferably, the brombutyl relative to 100 parts by weight, the polyacrylic content are 50-70 parts by weight, described anti-
The content of electrostatic agent is 6-12 parts by weight.
3. composition according to claim 1 or 2, wherein the carbonaceous material is in carbon black, graphite and carbon nanomaterial
One or more, preferably super-normal structure black；
Preferably, the granularity of the carbonaceous material is 10-100nm, preferably 20-60nm, more preferably 30-40nm；
Preferably, the resistivity of the carbonaceous material is 5 Ω cm hereinafter, preferably 1 Ω cm is hereinafter, more preferably 0.1-
0.6Ω·cm。
4. composition described in any one of -3 according to claim 1, wherein the volatile matter in the brombutyl contains
Amount is 1 weight % hereinafter, preferably 0.8 weight % or less；
Content of ashes in the brombutyl is 1 weight % hereinafter, preferably 0.8 weight % or less.
5. composition described in any one of -4 according to claim 1, wherein the polyacrylic crystallinity be 50% with
On, preferably 85-98%；
The polyacrylic melt index is 1-15g/10min, preferably 1-10g/10min.
6. composition described in any one of -5 according to claim 1, wherein the composition also contains vulcanizing agent, described
Vulcanizing agent is organic peroxide, preferably cumyl peroxide, benzoyl peroxide, (the tertiary fourth of 2,5- dimethyl -2,5- bis-
Base peroxy) hexane, bis- (t-butylperoxy diisopropyl) benzene of 1,4-, bis- (t-butylperoxy diisopropyl) benzene of 1,3-,
2,5- dimethyl -2,5- (two tert-butyl peroxy bases) -3- hexin, ethyl -3,3- two (t-butylperoxy) butyrate, ethyl -3,
3- bis- (t-amyl peroxy) butyrate, dibenzoyl peroxide, 1,1- di-t-butyl peroxy -3,3,5- 3-methyl cyclohexanol
Alkane, 1,1- bis- (t-butylperoxy) hexamethylene, (t-amyl peroxy) hexamethylene of 1,1- bis- and tert-butyl hydroperoxide benzoic acid
One of ester is a variety of；
Preferably, the brombutyl relative to 100 parts by weight, the content of the vulcanizing agent are 1-15 parts by weight, preferably
1.5-10 parts by weight.
7. composition described in any one of -6 according to claim 1, wherein the composition also contains antioxidant, described
Antioxidant be one of Hinered phenols antioxidant and phosphite ester antioxidant or a variety of, preferably Hinered phenols antioxidant and
The combination of phosphite ester antioxidant, more preferably weight ratio are 1：0.5-5, preferably 1：The Hinered phenols antioxidant of 1-3 and Asia
The combination of phosphoric acid ester antioxidant；
Preferably, the Hinered phenols antioxidant is antioxidant 245, antioxidant 264, antioxidant 300, antioxidant 1076, antioxygen
Agent 1010, antioxidant 1425, antioxidant 2246, antioxidant KY-586, antioxidant 1135, antioxidant 1035, resists antioxidant 1098
One of oxygen agent 3114 and antioxidant 1520 are a variety of；The phosphite ester antioxidant be irgasfos 168, antioxidant TNP,
One of antioxidant 242, antioxidant 626 and antioxidant 618 are a variety of；
Preferably, the brombutyl relative to 100 parts by weight, the content of the antioxidant are 0.5-5 parts by weight, preferably
1-2 parts by weight.
8. composition according to any one of claims 1-7, wherein the composition also contains auxiliary agent, described to help
Agent is softening agent and/or lubricant；
Preferably, the softening agent is one of atoleine, paraffin oil, naphthenic oil, white oil and rubber oil or a variety of；It is described
Lubricant is one of stearic acid, polyethylene wax, barium stearate, lead stearate and zinc stearate or a variety of；
Preferably, the brombutyl relative to 100 parts by weight, the content of the auxiliary agent are 1-20 parts by weight, preferably 1-5
Parts by weight.
9. antistatic brombutyl/polypropylene thermoplastic that the composition as described in any one of claim 1-8 is formed
Property elastomer.
10. a kind of preparation method of antistatic brombutyl/polypropylene thermoplastic elastomer, this method include：By right
It is required that composition described in any one of 1-8 mix and extruding pelletization.
11. according to the method described in claim 10, wherein, the condition of the extruding pelletization includes：The revolving speed of screw machine is
120-600 turns/min, and temperature is 140-200 DEG C.
12. antistatic brombutyl/polypropylene thermoplastic elastomer made from the method as described in claim 10 or 11.
13. the medicine envelope that antistatic brombutyl/polypropylene thermoplastic elastomer as described in claim 9 or 12 is formed
Package material.
14. antistatic brombutyl/polypropylene thermoplastic elastomer described in claim 9 or 12 is encapsulated as medicine
Application in material.
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| CN201710343572.3A CN108864518B (en) | 2017-05-16 | 2017-05-16 | Antistatic brominated butyl rubber/polypropylene thermoplastic elastomer and composition, preparation method and application thereof |
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| CN101250302A (en) * | 2008-04-02 | 2008-08-27 | 广州市合诚化学有限公司 | Anti-static polyolefin ventilated membrane composition and method for preparing the same |
| CN101440185A (en) * | 2007-11-19 | 2009-05-27 | 上海日之升新技术发展有限公司 | Antistatic dynamic vulcanization thermoplastic elastomer material and preparation thereof |
| CN102585319A (en) * | 2012-01-11 | 2012-07-18 | 华东理工大学 | Vulcanizing system of brominated butyl rubber/ polypropylene thermoplastic elastomer sealing material and preparation method for sealing material |
| CN105705575A (en) * | 2013-09-09 | 2016-06-22 | 朗盛公司 | Filled butyl rubber ionomer compounds |
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2017
- 2017-05-16 CN CN201710343572.3A patent/CN108864518B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440185A (en) * | 2007-11-19 | 2009-05-27 | 上海日之升新技术发展有限公司 | Antistatic dynamic vulcanization thermoplastic elastomer material and preparation thereof |
| CN101250302A (en) * | 2008-04-02 | 2008-08-27 | 广州市合诚化学有限公司 | Anti-static polyolefin ventilated membrane composition and method for preparing the same |
| CN102585319A (en) * | 2012-01-11 | 2012-07-18 | 华东理工大学 | Vulcanizing system of brominated butyl rubber/ polypropylene thermoplastic elastomer sealing material and preparation method for sealing material |
| CN105705575A (en) * | 2013-09-09 | 2016-06-22 | 朗盛公司 | Filled butyl rubber ionomer compounds |
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