CN109666221A - A kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof - Google Patents
A kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof Download PDFInfo
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- CN109666221A CN109666221A CN201811395865.7A CN201811395865A CN109666221A CN 109666221 A CN109666221 A CN 109666221A CN 201811395865 A CN201811395865 A CN 201811395865A CN 109666221 A CN109666221 A CN 109666221A
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- vulcanization
- offset plate
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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
- C08L23/02—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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Abstract
The present invention relates to a kind of rubber sheet fields, and in particular to be a kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof.A kind of infantees band of the present invention vulcanizes dedicated vulcanization offset plate, is made of the raw material of following parts by weight: the rubbery system of 100 parts by weight；The reinforcement system of 30-60 parts by weight；The zinc oxide of 5 parts by weight；The stearic acid of 1-5 parts by weight；The anti-aging agent of 1-3 parts by weight；The plasticizer of 1-5 parts by weight；The vulcanizing system of 3-9 parts by weight.The present invention provides a kind of preferable infantees bands of ageing-resistant performance to vulcanize dedicated vulcanization offset plate.
Description
Technical field
The present invention relates to a kind of rubber sheet fields, and in particular to be a kind of infantees band vulcanization dedicated vulcanization offset plate and its
Preparation method.
Technical background
In the sulfidation of infantees band, between rubber sheet infantees band and vulcanization plate, has and guaranteeing vulcanization pressure
Power, curing temperature and the effect for preventing the vulcanization of infantees band from rising brokenly；The quality and performance of rubber sheet will have a direct impact on infantees band
Performance and exterior quality.
The use environment of infantees band vulcanization offset plate is high temperature, high humidity, high pressure, and surface is directly and board joint when in use
Touching, while another side will also contact the chemical reagent of release agent.Therefore, offset plate is easy to appear surface and inside in use
Thermo-oxidative ageing；The caused high temperature compressed permanent change of long-time compression power effect；The corrosion of prolonged water and release agent；It is long
Heat cure agent bonding in time use process；And the degradation of the rubber molecular chain occurred during prolonged use.
Brombutyl is the copolymer of the isobutylene-isoprene containing bromine atom.It is due to having with butyl rubber
The saturated structures of main chain, therefore there is excellent resistance to ag(e)ing and air-tightness.Ethylene propylene diene rubber be also have it is excellent resistance to old
The property changed, but ethylene propylene diene rubber there is poor air-tightness, poor mechanical property, be heat-shrinked the problems such as big tack and mutual viscosity are poor.
First by two kinds of rubber blendings, the ageing-resistant performance of brombutyl both can be further promoted, ethylene-propylene-diene monomer can be also improved
The air-tightness and adhesiveness of glue.
Summary of the invention
Unresolved the deficiencies in the prior art promote the ageing-resistant performance of infantees band vulcanization offset plate；The present invention provides one kind
Infantees band vulcanizes dedicated vulcanization offset plate, and concrete scheme is as follows:
A kind of infantees band vulcanization dedicated vulcanization offset plate, is made of: the rubber bodies of 100 parts by weight the raw material of following parts by weight
System；The reinforcement system of 30-60 parts by weight；The zinc oxide of 5 parts by weight；The stearic acid of 1-5 parts by weight；1-3 parts by weight
Anti-aging agent；The plasticizer of 1-5 parts by weight；The vulcanizing system of 3-9 parts by weight.
The rubbery system is EPDM/BIIR, the preferably EPDM of 90 parts by weight；The BIIR of 10 parts by weight.
The reinforcement system is carbon black N330 and N220.
The preventing aging system is antioxidant 2246, anti-aging agent 224, anti-aging agent RD.
The vulcanizing system is sulphur, resin, one of DCP or a variety of mixtures.
The plasticizer is coumarone.
The infantees band vulcanization dedicated vulcanization offset plate includes binder, and the binder is Kai Muluoke.
The preparation method of high-performance infantees band vulcanization offset plate of the invention, including step as follows:
(1) compounding rubber: by the EPDM of 90 parts by weight；The BIIR of 10 parts by weight；The reinforcement system of 30-60 parts by weight；5
The zinc oxide of parts by weight；The stearic acid of 1-5 parts by weight；The anti-aging agent of 1-3 parts by weight；The plasticizer of 1-5 parts by weight；
The vulcanizing system of 3-9 parts by weight carries out mixing in the mixer that initial temperature is 70-90 DEG C, revolving speed is 65-75r/min,
Mixing time is 7-9 minutes, 120-135 DEG C of dumping；Room temperature carries out calendering formation on calender after parking 23-25 hours, system
Obtain the mixed sheet with a thickness of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) vulcanize: the offset plate being fixed on plate vulcanization, curing temperature are 160 DEG C by molding, and vulcanization time is 40-60 points
Clock.
A kind of preferred preparation method of high-performance infantees band vulcanization offset plate of the invention, includes the following steps:
(1) compounding rubber: by the EPDM of 90 parts by weight；The BIIR of 10 parts by weight；The reinforcement system of 30-60 parts by weight；5
The zinc oxide of parts by weight；The stearic acid of 1-5 parts by weight；The anti-aging agent of 1-3 parts by weight；The plasticizer of 1-5 parts by weight；
The vulcanizing system of 3-9 parts by weight, carries out mixing in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min, when mixing
Between be 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, is made with a thickness of the mixed of 5mm
Refining glue piece；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
(4) vulcanize: the offset plate being fixed on plate vulcanization, curing temperature are 160 DEG C by molding, and vulcanization time is 50 minutes.
Infantees band dedicated vulcanization offset plate provided by the invention is blended using ethylene-propylene diene copolymer with brominated butyl rubber.EPDM
Rubber is made of chemically stable saturated hydrocarbon chain, unsaturated double bond is contained only in the Third monomer on side chain, therefore it has
There are excellent resistance to ozone, heat-resisting, ageing-resistant performance.But its air-tightness and poor adhesion, also limit EPDM applies model
It encloses.Brombutyl is bromine atom have been connected on the basis of butyl rubber, therefore it is maintained that butyl rubber air-tightness is good, compatibility
Well, the advantages that cementability is excellent.Ethylene propylene diene rubber and brombutyl are used in combination, can be had complementary advantages.
Specific embodiment
Technical solution of the present invention is described in detail by specific embodiment, but the scope of the present invention is not
It is limited by these embodiments.
Comparative example embodiment 1
This comparative example provides a kind of production vulcanization offset plate, has the raw material of following parts by weight to be made:
The EPDM of 90 parts by weight；The BIIR of 10 parts by weight；The carbon black N660 of 60 parts by weight；The zinc oxide of 5 parts by weight；
The stearic acid of 1 parts by weight；The anti-aging agent of 1 parts by weight；The coumarone of 1 parts by weight；Vulcanizing system is (sulphur 1, resin
4).
The vulcanization offset plate performance of preparation is as follows: tensile strength 12.5MPa, Shore A hardness 71, elongation at break 400%, and 145
DEG C × 48h Compression Set 50%, offset plate accumulative service life 120 hours.
Embodiment 1
A kind of vulcanization hectograph provided in this embodiment, is prepared from the following raw materials in parts by weight: the EPDM of 90 parts by weight；10 weights
Measure the BIIR of number；The carbon black N330 of 30 parts by weight；The carbon black N660 of 30 parts by weight；The zinc oxide of 5 parts by weight；1 weight
Measure the stearic acid of number；The anti-aging agent of 1 parts by weight；The coumarone of 1 parts by weight；Vulcanizing system is that (parts by weight are following
Component: sulphur 1, resin 4).
The present embodiment additionally provides the production method of offset plate described above, includes the following steps:
(1) it compounding rubber: stocks up according to above-mentioned formula, is carried out in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min
Mixing, mixing time are 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, and thickness is made
Degree is the mixed sheet of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
Rubber compound curing temperature is 160 DEG C, and vulcanization time 50min is tested for the property after parking 24 hours.
Performance is as follows: mooney viscosity 75；Tensile strength 14.6MPa；Elongation at break 500%；100% stress at definite elongation
2.6MPa；Shore a hardness 74；145 DEG C × 48h Compression Set 52%, offset plate add up service life 128 hours.
Embodiment 2
A kind of vulcanization hectograph provided in this embodiment, is prepared from the following raw materials in parts by weight: the EPDM of 90 parts by weight；10 weights
Measure the BIIR of number；The carbon black N330 of 30 parts by weight；The carbon black N660 of 30 parts by weight；The zinc oxide of 5 parts by weight；1 weight
Measure the stearic acid of number；The anti-aging agent of 1 parts by weight；The coumarone of 1 parts by weight；Vulcanizing system is that (parts by weight are following
Component: sulphur 0.5, DCP3.5).
The present embodiment additionally provides the production method of offset plate described above, includes the following steps:
(1) it compounding rubber: stocks up according to above-mentioned formula, is carried out in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min
Mixing, mixing time are 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, and thickness is made
Degree is the mixed sheet of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
Vulcanization offset plate performance manufactured in the present embodiment is as follows:
Rubber compound curing temperature is 160 DEG C, and vulcanization time 50min is tested for the property after parking 24 hours.
Performance is as follows: mooney viscosity 72；Tensile strength 13.8MPa；Elongation at break 490%；100% stress at definite elongation
2.8MPa；Shore a hardness 73；145 DEG C × 48h Compression Set 55%, offset plate add up service life 134 hours.
Embodiment 3
A kind of vulcanization hectograph provided in this embodiment, is prepared from the following raw materials in parts by weight: the EPDM of 90 parts by weight；10 weights
Measure the BIIR of number；The carbon black N330 of 30 parts by weight；The carbon black N660 of 30 parts by weight；The zinc oxide of 5 parts by weight；1 weight
Measure the stearic acid of number；The anti-aging agent of 1 parts by weight；The coumarone of 1 parts by weight；Vulcanizing system is that (parts by weight are following
Component: sulphur 0.5, DCP0.5, resin 2).
The present embodiment additionally provides the production method of offset plate described above, includes the following steps:
(1) it compounding rubber: stocks up according to above-mentioned formula, is carried out in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min
Mixing, mixing time are 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, and thickness is made
Degree is the mixed sheet of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
Vulcanization offset plate performance manufactured in the present embodiment is as follows:
Rubber compound curing temperature is 160 DEG C, and vulcanization time 50min is tested for the property after parking 24 hours.
Performance is as follows: mooney viscosity 76；Tensile strength 14.4MPa；Elongation at break 510%；100% stress at definite elongation
2.4MPa；Shore a hardness 75；145 DEG C × 48h Compression Set 56%, offset plate add up service life 152 hours.
Embodiment 4
A kind of vulcanization hectograph provided in this embodiment, is prepared from the following raw materials in parts by weight: the EPDM of 90 parts by weight；10 weights
Measure the BIIR of number；The carbon black N330 of 60 parts by weight；The zinc oxide of 5 parts by weight；The stearic acid of 1 parts by weight；1 parts by weight
Several anti-aging agents；The coumarone of 1 parts by weight；Vulcanizing system is (the following component of parts by weight: sulphur 1, resin 8).
The present embodiment additionally provides the production method of offset plate described above, includes the following steps:
(1) it compounding rubber: stocks up according to above-mentioned formula, is carried out in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min
Mixing, mixing time are 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, and thickness is made
Degree is the mixed sheet of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
Vulcanization offset plate performance manufactured in the present embodiment is as follows:
Rubber compound curing temperature is 160 DEG C, and vulcanization time 50min is tested for the property after parking 24 hours.
Performance is as follows: mooney viscosity 74；Tensile strength 15.2MPa；Elongation at break 524%；100% stress at definite elongation
2.8MPa；Shore a hardness 76；145 DEG C × 48h Compression Set 61%, offset plate add up service life 164 hours.
Embodiment 5
A kind of vulcanization hectograph provided in this embodiment, is prepared from the following raw materials in parts by weight: the EPDM of 90 parts by weight；10 weights
Measure the BIIR of number；The carbon black N330 of 60 parts by weight；The zinc oxide of 5 parts by weight；The stearic acid of 1 parts by weight；1 parts by weight
Several anti-aging agents；The coumarone of 1 parts by weight；Vulcanizing system is (the following component of parts by weight: sulphur 1, resin 8).
The present embodiment additionally provides the production method of offset plate described above, includes the following steps:
(1) it compounding rubber: stocks up according to above-mentioned formula, is carried out in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min
Mixing, mixing time are 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, and thickness is made
Degree is the mixed sheet of 5mm；
(2) it cuts out sample: the film after calendering being cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
Vulcanization offset plate performance manufactured in the present embodiment is as follows:
Rubber compound curing temperature is 160 DEG C, and vulcanization time 50min is tested for the property after parking 24 hours.
Performance is as follows: mooney viscosity 75；Tensile strength 15.4MPa；Elongation at break 516%；100% stress at definite elongation
2.7MPa；Shore a hardness 74；145 DEG C × 48h Compression Set 60%, offset plate after 53 hours using falling off.
It can be seen that the vulcanization offset plate object with higher of technology preparation provided by the invention by embodiment and comparative example
Rationality energy, while compressive deformation is also greatly improved, comprehensive performance is greatly improved.
Above-described embodiment is for the principle of the present invention and its effect to be illustrated, but the present invention is not limited to above-mentioned
Embodiment.Those skilled in the art without departing from the spirit and scope of the present invention, in claims
It is interior, it modifies to above-described embodiment.Therefore protection scope of the present invention, should cover such as claims of the present invention.
Claims (9)
1. a kind of infantees band vulcanizes dedicated vulcanization offset plate, it is made of the raw material of following parts by weight: the rubber of 100 parts by weight
System；The reinforcement system of 30-60 parts by weight；The zinc oxide of 5 parts by weight；The stearic acid of 1-5 parts by weight；1-3 parts by weight
Several anti-aging agents；The plasticizer of 1-5 parts by weight；The vulcanizing system of 3-9 parts by weight.
2. infantees band according to claim 1 vulcanizes offset plate, it is characterised in that: the rubbery system is EPDM/BIIR,
It is preferred that the EPDM of 90 parts by weight；The BIIR of 10 parts by weight.
3. infantees band according to claim 2 vulcanizes offset plate, it is characterised in that: the reinforcement system be carbon black N330 and
N220。
4. infantees band according to claim 3 vulcanizes offset plate, it is characterised in that: the preventing aging system be antioxidant 2246,
Anti-aging agent 224, anti-aging agent RD.
5. infantees band according to claim 4 vulcanizes offset plate, it is characterised in that: the vulcanizing system is sulphur, resin,
One of DCP or a variety of mixtures.
6. infantees band according to claim 5 vulcanizes offset plate, it is characterised in that: the plasticizer is coumarone.
7. infantees band according to claim 6 vulcanizes offset plate, it is characterised in that: the infantees band vulcanizes dedicated vulcanization offset plate
Including binder, the binder is Kai Muluoke.
8. the method for preparing the high-performance infantees band vulcanization offset plate as described in right 1-6, which is characterized in that this method includes as follows
Shown step:
(1) compounding rubber: by the EPDM of 90 parts by weight；The BIIR of 10 parts by weight；The reinforcement system of 30-60 parts by weight；5
The zinc oxide of parts by weight；The stearic acid of 1-5 parts by weight；The anti-aging agent of 1-3 parts by weight；The plasticizer of 1-5 parts by weight；
The vulcanizing system of 3-9 weight fraction carries out mixing in the mixer that initial temperature is 70-90 DEG C, revolving speed is 65-75r/min,
Mixing time is 7-9 minutes, 125-135 DEG C of dumping；Room temperature carries out calendering formation on calender after parking 23-24 hours, system
Obtain the mixed sheet with a thickness of 5mm；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) vulcanize: the offset plate being fixed on plate vulcanization, curing temperature are 160-170 DEG C by molding, vulcanization time 40-60
Minute.
9. a kind of preparation method of the high-performance infantees band vulcanization offset plate as described in right 7, which is characterized in that including walking as follows
It is rapid:
(1) compounding rubber: by the EPDM of 90 parts by weight；The BIIR of 10 parts by weight；The reinforcement system of 30-60 parts by weight；5
The zinc oxide of parts by weight；The stearic acid of 1-5 parts by weight；The anti-aging agent of 1-3 parts by weight；The plasticizer of 1-5 parts by weight；
The vulcanizing system of 3-9 parts by weight, carries out mixing in the mixer that initial temperature is 80 DEG C, revolving speed is 70r/min, when mixing
Between be 8 minutes, 130 DEG C of dumpings；Room temperature carries out calendering formation after parking 24 hours on calender, is made with a thickness of the mixed of 5mm
Refining glue piece；
(2) it cuts out sample: the film after calendering is cut into the shape of vulcanizer plate size, length and width respectively exceed plate 3cm；
(3) it binds: offset plate and plate contact surface is coated into hot sulfur type binder Kai Muluoke；
(4) vulcanize: the offset plate being fixed on plate vulcanization, curing temperature are 160 DEG C by molding, and vulcanization time is 50 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811395865.7A CN109666221A (en) | 2018-11-22 | 2018-11-22 | A kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811395865.7A CN109666221A (en) | 2018-11-22 | 2018-11-22 | A kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109666221A true CN109666221A (en) | 2019-04-23 |
Family
ID=66142725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811395865.7A Pending CN109666221A (en) | 2018-11-22 | 2018-11-22 | A kind of infantees band vulcanization dedicated vulcanization offset plate and preparation method thereof |
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Application publication date: 20190423 |
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