CN103709579B - A kind of high strength butadiene-styrene rubber and preparation method thereof - Google Patents
A kind of high strength butadiene-styrene rubber and preparation method thereof Download PDFInfo
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- CN103709579B CN103709579B CN201310719362.1A CN201310719362A CN103709579B CN 103709579 B CN103709579 B CN 103709579B CN 201310719362 A CN201310719362 A CN 201310719362A CN 103709579 B CN103709579 B CN 103709579B
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- butadiene
- machine barrel
- styrene rubber
- high strength
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- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 14
- 125000005395 methacrylic acid group Chemical class 0.000 claims abstract description 5
- 238000005453 pelletization Methods 0.000 claims description 12
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 11
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 claims description 10
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 7
- -1 initator Chemical compound 0.000 claims description 7
- 239000003999 initiator Substances 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical group [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 5
- 150000002978 peroxides Chemical group 0.000 claims description 4
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical group C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Graft Or Block Polymers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of high strength butadiene-styrene rubber and preparation method thereof, this butadiene-styrene rubber is to be mainly made up of the component of following weight portion: butadiene-styrene rubber 90-110 part; 2～5 parts of methacrylic acids; 0.4～0.8 part of initator; 2～5 parts of stearate. This butadiene-styrene rubber has excellent intensity and cryogenic property, is applicable to prepare high-quality weather resistant electric wire product.
Description
Technical field:
The invention belongs to chemical technology field, be specifically related to a kind of high strength butadiene-styrene rubber and preparation method thereof.
Background technology:
Butadiene-styrene rubber (SBR) is the copolymer of styrene and butadiene, is that one has better elasticity, wearability, crack resistanceSynthetic rubber, there is good water-resistance. Belong to non-grease resistance material cheaply, approximately 70% butadiene-styrene rubber is for tireIndustry; Pipe, band, footwear etc. are also used. As long as do not require according to its performance heat-resisting, oil resistant, the occasion having no special requirements is entirely passableUse. Therefore it is all-purpose gum, and price comparison is cheap. But its intensity is poor, and cryogenic property is poor.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point a kind of high strength butadiene-styrene rubber is provided.
Another object of the present invention is to provide the preparation method of above-mentioned high strength butadiene-styrene rubber.
The object of the invention is to realize in the following manner:
A kind of high strength butadiene-styrene rubber, mainly made by the component of following weight portion:
90～110 parts of butadiene-styrene rubbers; 2～5 parts of methacrylic acids; 0.4～0.8 part of initator; 2～5 parts of stearate.
Above-mentioned butadiene-styrene rubber is preferably made up of the component of following weight portion: 100 parts of butadiene-styrene rubbers; 4～5 parts of methacrylic acids;0.4～0.6 part of initator; 2～3 parts of stearate.
The initator that the present invention uses is peroxide initiator. Peroxide initiator is preferably cumyl peroxide(DCP). Described stearate is zinc stearate.
The preparation method of high strength butadiene-styrene rubber of the present invention comprises the following steps:
Butadiene-styrene rubber, methacrylic acid, initator, stearate are added to extruding pelletization in double screw extruder, extruding pelletizationThe screw speed of Shi Caiyong is 60-80 rev/min; Double screw extruder temperature arranges as shown in the table:
| Region | Machine barrel one district | Machine barrel 2nd district | Machine barrel 3rd district | Machine barrel 4th district | Machine barrel 5th district | Machine barrel 6th district | Head temperature |
| Temperature DEG C | 100～110℃ | 115～125℃ | 120～130℃ | 140～150℃ | 145～155℃ | 140～150℃ | 145℃ |
The raw material that butadiene-styrene rubber of the present invention uses also can comprise TAC 0.5～1 weight portion; Tertiary butyl peroxidating is differentPropylbenzene 0.5～1 weight portion. Its preparation method comprises the following steps: by butadiene-styrene rubber, methacrylic acid, initator, tristearinHydrochlorate, TAC, tertiary butyl peroxidating cumene add extruding pelletization in double screw extruder, extrude and makeThe screw speed adopting when grain is 60-80 rev/min; Double screw extruder temperature arranges as shown in the table:
| Region | Machine barrel one district | Machine barrel 2nd district | Machine barrel 3rd district | Machine barrel 4th district | Machine barrel 5th district | Machine barrel 6th district | Head temperature |
| Temperature DEG C | 100～110℃ | 115～125℃ | 120～130℃ | 140～150℃ | 145～155℃ | 140～150℃ | 145℃ |
Beneficial effect of the present invention compared with the prior art: the present invention is by hard by using after butadiene-styrene rubber carboxyl grafting monomerResin acid salt makes it to form physical crosslinking, becomes ionomer, has improved intensity and the cryogenic property of virgin rubber. In addition, be produced intoWhen product, use TAC and tertiary butyl peroxidating cumene, can form cross-linking system with DCP, not only can increaseStrong intermiscibility, and can augment the deficiency of physics mechanical properties, mutual viscosity strengthens, the good goods of production performance. ShouldProduct can be used for the high-quality weather resistant electric wire product that preparation is had relatively high expectations to mechanical property and cryogenic property, to meet cityThe diversified demand in field.
Detailed description of the invention
Describe the present invention in detail below in conjunction with specific embodiment, be used for explaining this at these embodiments of the invention and explanationBright, but not as a limitation of the invention.
Embodiment 1
Test recipe
| Formula materials | Dosage (weight portion) |
| Butadiene-styrene rubber | 100 |
| Methacrylic acid | 5 |
| Initiator DCP | 0.4 |
| Zinc stearate | 3 |
Preparation method:
Butadiene-styrene rubber, methacrylic acid, initator, stearate are added to extruding pelletization in double screw extruder, extruding pelletizationThe screw speed of Shi Caiyong is 60 revs/min; Double screw extruder temperature arranges as shown in the table:
| Region | Machine barrel one district | Machine barrel 2nd district | Machine barrel 3rd district | Machine barrel 4th district | Machine barrel 5th district | Machine barrel 6th district | Head temperature |
| Temperature DEG C | 100～110℃ | 115～125℃ | 120～130℃ | 140～150℃ | 145～155℃ | 140～150℃ | 145℃ |
The SBR below preparing for the embodiment of the present invention 1 and common SBR performance comparison table, correction data from table 1Can find out when SBR of the present invention has excellent intensity, also possess excellent cryogenic property.
Table 1
Embodiment 2
Test recipe
| Formula materials | Dosage (weight portion) |
| Butadiene-styrene rubber | 100 |
| Methacrylic acid | 4 |
| Initiator DCP | 0.6 |
| Zinc stearate | 2 |
Preparation method:
Butadiene-styrene rubber, methacrylic acid, initator, stearate are added to extruding pelletization in double screw extruder, extruding pelletizationThe screw speed of Shi Caiyong is 80 revs/min; Double screw extruder temperature arranges as shown in the table:
| Region | Machine barrel one district | Machine barrel 2nd district | Machine barrel 3rd district | Machine barrel 4th district | Machine barrel 5th district | Machine barrel 6th district | Head temperature |
| Temperature DEG C | 100～110℃ | 115～125℃ | 120～130℃ | 140～150℃ | 145～155℃ | 140～150℃ | 145℃ |
The SBR below preparing for the embodiment of the present invention 2 and common SBR performance comparison table, correction data from table 2Can find out when SBR of the present invention has excellent intensity, also possess excellent cryogenic property.
Table 2
Embodiment 3
Test recipe
| Formula materials | Dosage (weight portion) |
| Butadiene-styrene rubber | 105 |
| Methacrylic acid | 3 |
| Initiator DCP | 0.5 |
| Zinc stearate | 3 |
| TAC | 0.5 |
| Tertiary butyl peroxidating cumene | 0.5 |
Preparation method:
By butadiene-styrene rubber, methacrylic acid, initator, stearate, TAC, tertiary butyl peroxidating isopropylBase benzene adds extruding pelletization in double screw extruder, and the screw speed adopting when extruding pelletization is 70 revs/min; Twin-screw squeezesOut-of-machine temperature arranges as shown in the table:
| Region | Machine barrel one district | Machine barrel 2nd district | Machine barrel 3rd district | Machine barrel 4th district | Machine barrel 5th district | Machine barrel 6th district | Head temperature |
| Temperature DEG C | 100～110℃ | 115～125℃ | 120～130℃ | 140～150℃ | 145～155℃ | 140～150℃ | 145℃ |
The SBR below preparing for the embodiment of the present invention 3 and common SBR performance comparison table, correction data from table 3Can find out when SBR of the present invention has excellent intensity, also possess excellent cryogenic property.
Table 3
Claims (8)
1. a high strength butadiene-styrene rubber, is characterized in that this butadiene-styrene rubber is to be mainly made up of the component of following weight portion: butadiene-styrene rubber 90-110 part; 2 ~ 5 parts of methacrylic acids; 0.4 ~ 0.8 part of initator; 2 ~ 5 parts of stearate;
Above-mentioned high strength butadiene-styrene rubber prepares by following steps:
Butadiene-styrene rubber, methacrylic acid, initator, stearate are added to extruding pelletization in double screw extruder, and the screw speed adopting when extruding pelletization is 60-80 Zhuan ∕ minute; Double screw extruder temperature arranges as follows: machine barrel one district is 100 ~ 110 DEG C, and machine barrel 2nd district are 115 ~ 125 DEG C, and machine barrel 3rd district are 120 ~ 130 DEG C, machine barrel 4th district are 140 ~ 150 DEG C, machine barrel 5th district are 145 ~ 155 DEG C, and machine barrel 6th district are 140 ~ 150 DEG C, and head temperature is 145 DEG C.
2. high strength butadiene-styrene rubber according to claim 1, is characterized in that this butadiene-styrene rubber is to be mainly made up of the component of following weight portion: 100 parts of butadiene-styrene rubbers; 4 ~ 5 parts of methacrylic acids; 0.4 ~ 0.6 part of initator; 2 ~ 3 parts of stearate.
3. high strength butadiene-styrene rubber according to claim 1 and 2, is characterized in that this component comprises TAC 0.5 ~ 1 weight portion; Tertiary butyl peroxidating cumene 0.5 ~ 1 weight portion.
4. high strength butadiene-styrene rubber according to claim 1 and 2, is characterized in that initator is peroxide initiator.
5. high strength butadiene-styrene rubber according to claim 4, is characterized in that peroxide initiator is cumyl peroxide.
6. high strength butadiene-styrene rubber according to claim 1 and 2, is characterized in that described stearate is zinc stearate.
7. a preparation method for the high strength butadiene-styrene rubber described in claim 1 or 2, is characterized in that described method comprises the following steps:
Butadiene-styrene rubber, methacrylic acid, initator, stearate are added to extruding pelletization in double screw extruder, and the screw speed adopting when extruding pelletization is 60-80 Zhuan ∕ minute; Double screw extruder temperature arranges as follows: machine barrel one district is 100 ~ 110 DEG C, and machine barrel 2nd district are 115 ~ 125 DEG C, and machine barrel 3rd district are 120 ~ 130 DEG C, machine barrel 4th district are 140 ~ 150 DEG C, machine barrel 5th district are 145 ~ 155 DEG C, and machine barrel 6th district are 140 ~ 150 DEG C, and head temperature is 145 DEG C.
8. a preparation method for high strength butadiene-styrene rubber claimed in claim 3, is characterized in that described method comprises the following steps:
Butadiene-styrene rubber, methacrylic acid, initator, stearate, TAC, tertiary butyl peroxidating cumene are added to extruding pelletization in double screw extruder, and the screw speed adopting when extruding pelletization is 60-80 Zhuan ∕ minute; Double screw extruder temperature arranges as follows: machine barrel one district is 100 ~ 110 DEG C, and machine barrel 2nd district are 115 ~ 125 DEG C, and machine barrel 3rd district are 120 ~ 130 DEG C, machine barrel 4th district are 140 ~ 150 DEG C, machine barrel 5th district are 145 ~ 155 DEG C, and machine barrel 6th district are 140 ~ 150 DEG C, and head temperature is 145 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719362.1A CN103709579B (en) | 2013-12-24 | 2013-12-24 | A kind of high strength butadiene-styrene rubber and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719362.1A CN103709579B (en) | 2013-12-24 | 2013-12-24 | A kind of high strength butadiene-styrene rubber and preparation method thereof |
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| CN103709579A CN103709579A (en) | 2014-04-09 |
| CN103709579B true CN103709579B (en) | 2016-05-18 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102532770A (en) * | 2011-12-29 | 2012-07-04 | 福建师范大学 | Ionic crosslinking thermoplastic elastic body and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102532770A (en) * | 2011-12-29 | 2012-07-04 | 福建师范大学 | Ionic crosslinking thermoplastic elastic body and preparation method thereof |
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