CN104927705A - PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof - Google Patents
PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof Download PDFInfo
- Publication number
- CN104927705A CN104927705A CN201510309095.XA CN201510309095A CN104927705A CN 104927705 A CN104927705 A CN 104927705A CN 201510309095 A CN201510309095 A CN 201510309095A CN 104927705 A CN104927705 A CN 104927705A
- Authority
- CN
- China
- Prior art keywords
- parts
- pvg
- tear
- core flame
- unitary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Lining Or Joining Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Belt Conveyors (AREA)
Abstract
The invention provides a PVG anti-tear whole core flame retardant conveyor belt cover rubber and a preparation method thereof. The PVG anti-tear whole core flame retardant conveyor belt cover rubber comprises the following components in parts by weight: 100 parts of nitrile rubber, 1-3 parts of an antiager RD, 1-3 parts of an antiager 4010NA, 4-8 parts of zinc oxide, 1-3 parts of stearic acid, 25-50 parts of carbon black N220, 1-4 parts of sulphur, 4-8 parts of antimony trioxide, 10-30 parts of chlorinated paraffin-70, 5-20 parts of zinc borate, 10-30 parts of aluminum hydroxide, 10-30 parts of decabromodiphenyl ether, 10-30 parts of ammonium polyphosphate, 5-15 parts of chlorinated paraffin-52, 1-3 parts of an accelerator DM, 3-8 parts of an anti-fatigue agent PL600, and 5-25 parts of short fiber. The invention further provides the preparation method of the PVG anti-tear whole core flame retardant conveyor belt cover rubber. Through the adoption of the PVG anti-tear whole core flame retardant conveyor belt cover rubber, the bonding strength as well as the impact-resistant and anti-tear properties of a cover rubber layer and a whole belt core are improved, and the service life of a conveyor belt can be prolonged by 2-3 times, so that the material transportation cost is reduced, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of unitary-core flame-resistant conveying belt, especially in regard to anti-tear unitary-core flame-resistant conveying belt rubber cover of a kind of PVG and preparation method thereof.
Background technology
PVG unitary-core flame-resistant conveying belt is that convenient and swift, production efficiency is high for underground coal mine mass transport in enormous quantities, is the necessary means of Modern Pit material continus convergence in enormous quantities.
Underground coal mine working condition is relatively more severe, and PVG unitary-core flame-resistant conveying belt tectum and the unitary strip sandwich layer bond properties of prior art are poor, easily delamination; And the easy sideslip of conveying belt, conveying belt edge easily contacts frame and causes torn edges phenomenon, causes local damage, and whole belt core leaks outside and has a strong impact on the work-ing life of conveying belt.
Applying unit in use needs often to change conveying belt, adds the labour intensity of operator, and production can be made to interrupt when changing conveying belt, and directly impact uses production cost and the efficiency of enterprise.Therefore, be necessary to do further improvement to the covering glue layer of PVG unitary-core flame-resistant conveying belt.
Summary of the invention
The object of the present invention is to provide the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG that a kind of bond strength is high, shock resistance is strong, tear resistance is good.
Another object of the present invention is to provide a kind of PVG preparation method of anti-tear unitary-core flame-resistant conveying belt rubber cover.
For reaching aforementioned object, a kind of PVG of the present invention anti-tear unitary-core flame-resistant conveying belt rubber cover adopts following technical scheme: described PVG anti-tear unitary-core flame-resistant conveying belt rubber cover comprises following component by weight: paracril is 100 parts, anti-aging agent RD is 1-3 part, antioxidant 4010NA is 1-3 part, zinc oxide is 4-8 part, stearic acid is 1-3 part, N220 carbon black is 25-50, sulphur is 1-4 part, antimonous oxide 4-8 part, chlorinated paraffin-70 is 10-30 part, zinc borate is 5-20 part, aluminium hydroxide is 10-30 part, decabromodiphynly oxide is 10-30 part, ammonium polyphosphate is 10-30 part, chlorinated paraffin-52 is 5-15 part, altax is 1-3 part, fatigue protective agent PL600 is 3-8 part, staple fibre is 5-25 part.
Further, the massfraction of described paracril bound acrylonitrile is 28-34%
Further, described staple fibre is aramid fiber through impregnation or trevira, and length is 1 ~ 3mm.
Further, described fatigue protective agent PL600 is the complex compound be made up of methyl lemon imide, activation resol and silica-hexa-resorcinol binding system
For reaching another object aforementioned, the invention provides the preparation method of the anti-tear unitary-core flame-resistant conveying belt rubber cover of a kind of PVG, it comprises the steps:
(1) after paracril being joined Banbury mixer precompressed mixing 30-60 second;
(2) then add anti-aging agent RD, antioxidant 4010NA, zinc oxide, stearic acid, antimonous oxide, chlorinated paraffin-70, zinc borate, aluminium hydroxide, decabromodiphynly oxide, ammonium polyphosphate carry out mixing 30-70 second;
(3) and then add N220 carbon black, staple fibre, chlorinated paraffin-52 carry out mixing 30-70 second;
(4) binder removal when banburying reaches 120-130 DEG C to mixture temperature, obtains one section of rubber unvulcanizate;
(5) after the cooling of the rubber unvulcanizate of step (4) being parked 5-16 hour, then join in Banbury mixer and continue mixing 30-50 second,
(6) then add altax, fatigue protective agent PL600, sulphur, carry out mixing 30-50 second;
(7) binder removal when banburying reaches 90-105 DEG C to mixture temperature, processing slice cooling, obtaining PVG anti-tear unitary-core flame-resistant conveying belt rubber cover finished product through turning refining, by thickness 6-10mm.
Beneficial effect of the present invention: compared with prior art, the complex compound that fatigue protective agent PL600 is made up of methyl lemon imide, activation resol and silica-hexa-resorcinol binding system, effectively can improve the bond strength of sizing material and polyester and aramid fiber and anti-dynamic fatigue property, sizing material heat-dissipating can be reduced.
Polyester or aramid fiber staple length are 1-3mm, it is easy to when joining in crosslinking material with fatigue protective agent PL600 to mix, good dispersity, bounding force are high, improve sizing material cut resistant and fall block performance, covering glue layer and unitary strip sandwich layer is made to combine firmly, and rubber cover rigid increases, antifatigue, anti-tear performance improve.
The present invention considers from aspects such as bond properties, shock resistance, tear resistance and processing characteristicies, the formula system of PVG anti-tear unitary-core flame-resistant conveying belt rubber cover selected can reach splendid effect, rubber cover is had bond strength is high, shock resistance is strong, tear resistance is good feature.
Embodiment
Below in conjunction with embodiment, further detailed description is done to the present invention.
The invention provides the anti-tear unitary-core flame-resistant conveying belt rubber cover of a kind of PVG, it includes following component by weight: paracril is 100 parts, anti-aging agent RD is 1-3 part, antioxidant 4010NA is 1-3 part, zinc oxide is 4-8 part, stearic acid is 1-3 part, N220 carbon black is 25-50, sulphur is 1-4 part, antimonous oxide 4-8 part, chlorinated paraffin-70 is 10-30 part, zinc borate is 5-20 part, aluminium hydroxide is 10-30 part, decabromodiphynly oxide is 10-30 part, ammonium polyphosphate is 10-30 part, chlorinated paraffin-52 is 5-15 part, altax is 1-3 part, fatigue protective agent PL600 is 3-8 part, staple fibre is 5-25 part.Wherein the massfraction of paracril bound acrylonitrile is 28-34%.Staple fibre is aramid fiber through impregnation or trevira, and length is 1 ~ 3mm.Tired agent PL600 is the complex compound be made up of methyl lemon imide, activation resol and silica-hexa-resorcinol binding system.
Present invention also offers the preparation method of the anti-tear unitary-core flame-resistant conveying belt rubber cover of a kind of above-mentioned PVG, it comprises the steps:
(1) after paracril being joined Banbury mixer precompressed mixing 30-60 second;
(2) then add anti-aging agent RD, antioxidant 4010NA, zinc oxide, stearic acid, antimonous oxide, chlorinated paraffin-70, zinc borate, aluminium hydroxide, decabromodiphynly oxide, ammonium polyphosphate carry out mixing 30-70 second;
(3) and then add N220 carbon black, staple fibre, chlorinated paraffin-52 carry out mixing 30-70 second;
(4) binder removal when banburying reaches 120-130 DEG C to mixture temperature, obtains one section of rubber unvulcanizate;
(5) after the cooling of the rubber unvulcanizate of step (4) being parked 5-16 hour, then join in Banbury mixer and continue mixing 30-50 second,
(6) then add altax, fatigue protective agent PL600, sulphur, carry out mixing 30-50 second;
(7) binder removal when banburying reaches 90-105 DEG C to mixture temperature, processing slice cooling, obtaining PVG anti-tear unitary-core flame-resistant conveying belt rubber cover finished product through turning refining, by thickness 6-10mm.
Embodiment 1
By weight, the ratio of material therefor is formula rate:
Paracril is 100 parts, anti-aging agent RD is 1 part, antioxidant 4010NA is 2 parts, zinc oxide is 5 parts, stearic acid is 1 part, N220 carbon black is 40, sulphur is 2.5 parts, antimonous oxide 6 parts, chlorinated paraffin-70 are 20 parts, zinc borate is 10 parts, aluminium hydroxide is 25 parts, decabromodiphynly oxide is 20 parts, ammonium polyphosphate is 20 parts, chlorinated paraffin-52 is 10 parts, altax is 1.5 parts, fatigue protective agent PL600 is 5 parts, staple fibre is 15 parts.
The preparation method of the anti-tear unitary-core flame-resistant conveying belt rubber cover of described PVG, concrete steps are as follows:
(1) paracril is joined mixing 50 seconds of Banbury mixer precompressed,
(2) continue to add anti-aging agent RD, antioxidant 4010NA, zinc oxide, stearic acid, antimonous oxide, chlorinated paraffin-70, zinc borate, aluminium hydroxide, decabromodiphynly oxide, ammonium polyphosphate carry out mixing 60 seconds,
(3) add N220 carbon black again, staple fibre, chlorinated paraffin-52 carry out mixing 60 seconds,
(4) binder removal when banburying reaches 125 DEG C to mixture temperature, obtains one section of rubber unvulcanizate,
After the cooling of the rubber unvulcanizate of step (4) is parked 12 hours by (, 5), then join in Banbury mixer and continue mixing 40 seconds,
(6) then add altax, fatigue protective agent PL600, sulphur, carry out mixing 40 seconds,
(7) binder removal when banburying reaches 95 DEG C to mixture temperature, processing slice cooling, obtaining PVG anti-tear unitary-core flame-resistant conveying belt rubber cover finished product through turning refining, by thickness 6-10mm.
Embodiment 2
By weight, the ratio of material therefor is formula rate:
Paracril is 100 parts, anti-aging agent RD is 1.5 parts, antioxidant 4010NA is 1.5 parts, zinc oxide is 6 parts, stearic acid is 1.5 parts, N220 carbon black is 45, sulphur is 2.5 parts, antimonous oxide 7 parts, chlorinated paraffin-70 are 25 parts, zinc borate is 20 parts, aluminium hydroxide is 30 parts, decabromodiphynly oxide is 15 parts, ammonium polyphosphate is 15 parts, chlorinated paraffin-52 is 13 parts, altax is 2 parts, fatigue protective agent PL600 is 5 parts, staple fibre is 20 parts.
The preparation method of the anti-tear unitary-core flame-resistant conveying belt rubber cover of described PVG, concrete steps are as follows:
(1) paracril is joined Banbury mixer precompressed after mixing 60 seconds,
(2) add anti-aging agent RD, antioxidant 4010NA, zinc oxide, stearic acid, antimonous oxide, chlorinated paraffin-70, zinc borate, aluminium hydroxide, decabromodiphynly oxide, ammonium polyphosphate carry out mixing 60 seconds,
(3) and then add N220 carbon black, staple fibre, chlorinated paraffin-52 carry out mixing 60 seconds,
(4) binder removal when banburying reaches 130 DEG C to mixture temperature, obtains one section of rubber unvulcanizate,
(5) after the cooling of the rubber unvulcanizate of step (4) being parked 12 hours, then join in Banbury mixer and continue mixing 50 seconds,
(6) then add altax, fatigue protective agent PL600, sulphur, carry out mixing 40 seconds,
(7) binder removal when banburying reaches 100 DEG C to mixture temperature, processing slice cooling, obtaining PVG anti-tear unitary-core flame-resistant conveying belt rubber cover finished product through turning refining, by thickness 6-10mm.
Above steps is all carry out on traditional rubber processing units.Obtained performance index are in table 1.
The performance (sulfuration in 150 DEG C × 20 minutes) of the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG of the different embodiment of table 1
| Performance index | Embodiment 1 | Embodiment 2 |
| Tensile strength MPa | 16.1 | 15.2 |
| Tensile yield % | 505 | 485 |
| Wear loss mm3 | 178 | 185 |
| Rubber cover hardness | 72 | 74 |
| Average bond strengths N/mm between tectum and belt carcass | 12.4 | 11.8 |
| Tectum tear edge N/mm | 14.6 | 15.3 |
| There is the mean value S of flame and nonflame | 1.83 | 1.75 |
| Electrostatic conductive performance Ω | 6.2×10 6 | 5.3×10 6 |
As shown in Table 1, the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG that prepared by the present invention carries out by MT914-2008 standard the requirement that test performance reaches colliery integral fabric core fire retarding conveying band.Rubber cover has the advantages that bond strength is high, shock resistance is strong, tear resistance is good.
Above-mentioned explanation fully discloses the specific embodiment of the present invention.It is pointed out that the scope be familiar with person skilled in art and any change that the specific embodiment of the present invention is done all do not departed to claims of the present invention.Correspondingly, the scope of claim of the present invention is also not limited only to previous embodiment.
Claims (5)
1. the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG, is characterized in that: described rubber cover comprises following component by weight:
Paracril is 100 parts, anti-aging agent RD is 1-3 part, antioxidant 4010NA is 1-3 part, zinc oxide is 4-8 part, stearic acid is 1-3 part, N220 carbon black is 25-50, sulphur is 1-4 part, antimonous oxide 4-8 part, chlorinated paraffin-70 is 10-30 part, zinc borate is 5-20 part, aluminium hydroxide is 10-30 part, decabromodiphynly oxide is 10-30 part, ammonium polyphosphate is 10-30 part, chlorinated paraffin-52 is 5-15 part, altax is 1-3 part, fatigue protective agent PL600 is 3-8 part, staple fibre is 5-25 part.
2. according to the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG according to claim 1, it is characterized in that: the massfraction of described paracril bound acrylonitrile is 28-34%.
3. the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG according to claim 1, is characterized in that: described staple fibre is aramid fiber through impregnation or trevira, and length is 1 ~ 3mm.
4. the anti-tear unitary-core flame-resistant conveying belt rubber cover of PVG according to claim 1, is characterized in that: described tired agent PL600 is the complex compound be made up of methyl lemon imide, activation resol and silica-hexa-resorcinol binding system.
5. a preparation method for the anti-tear unitary-core flame-resistant conveying belt rubber cover of the PVG as described in claim 1-4, it comprises the steps:
(1) after paracril being joined Banbury mixer precompressed mixing 30-60 second;
(2) then add anti-aging agent RD, antioxidant 4010NA, zinc oxide, stearic acid, antimonous oxide, chlorinated paraffin-70, zinc borate, aluminium hydroxide, decabromodiphynly oxide, ammonium polyphosphate carry out mixing 30-70 second;
(3) and then add N220 carbon black, staple fibre, chlorinated paraffin-52 carry out mixing 30-70 second;
(4) binder removal when banburying reaches 120-130 DEG C to mixture temperature, obtains one section of rubber unvulcanizate;
(5) after the cooling of the rubber unvulcanizate of step (4) being parked 5-16 hour, then join in Banbury mixer and continue mixing 30-50 second;
(6) then add altax, fatigue protective agent PL600, sulphur, carry out mixing 30-50 second;
(7) binder removal when banburying reaches 90-105 DEG C to mixture temperature, processing slice cooling, obtaining PVG anti-tear unitary-core flame-resistant conveying belt rubber cover finished product through turning refining, by thickness 6-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309095.XA CN104927705A (en) | 2015-06-08 | 2015-06-08 | PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309095.XA CN104927705A (en) | 2015-06-08 | 2015-06-08 | PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104927705A true CN104927705A (en) | 2015-09-23 |
Family
ID=54115140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510309095.XA Pending CN104927705A (en) | 2015-06-08 | 2015-06-08 | PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104927705A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110128719A (en) * | 2019-05-30 | 2019-08-16 | 刘勇 | A kind of high temperature-resistance conveyor belt rubber cover |
| CN110832046A (en) * | 2017-07-05 | 2020-02-21 | 复合防腐有限公司 | Anti-corrosion adhesive tape |
| CN115504159A (en) * | 2022-10-19 | 2022-12-23 | 吴善聪 | Ultrahigh wear-resistant anti-tearing conveying belt |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492122A (en) * | 2008-06-16 | 2009-07-29 | 大丰市橡塑制品有限公司 | Antiskid rib PVG whole core conveyer belt |
| CN101580681A (en) * | 2009-03-24 | 2009-11-18 | 无锡宝通带业股份有限公司 | Surface covering rubber of flame-retardant canvas laminated core conveying belt and preparation method thereof |
| CN101649074A (en) * | 2009-09-17 | 2010-02-17 | 上海众力汽车部件有限公司 | Compression and fatigue resisting rubber composition |
-
2015
- 2015-06-08 CN CN201510309095.XA patent/CN104927705A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492122A (en) * | 2008-06-16 | 2009-07-29 | 大丰市橡塑制品有限公司 | Antiskid rib PVG whole core conveyer belt |
| CN101580681A (en) * | 2009-03-24 | 2009-11-18 | 无锡宝通带业股份有限公司 | Surface covering rubber of flame-retardant canvas laminated core conveying belt and preparation method thereof |
| CN101649074A (en) * | 2009-09-17 | 2010-02-17 | 上海众力汽车部件有限公司 | Compression and fatigue resisting rubber composition |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110832046A (en) * | 2017-07-05 | 2020-02-21 | 复合防腐有限公司 | Anti-corrosion adhesive tape |
| CN110128719A (en) * | 2019-05-30 | 2019-08-16 | 刘勇 | A kind of high temperature-resistance conveyor belt rubber cover |
| CN115504159A (en) * | 2022-10-19 | 2022-12-23 | 吴善聪 | Ultrahigh wear-resistant anti-tearing conveying belt |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104927704A (en) | High-performance core rubber of steel cord conveyor belt and preparation method of core rubber | |
| CN102658952B (en) | Colliery kevlar fabric lamination tubulose fire retarding conveying band | |
| CN104927705A (en) | PVG anti-tear whole core flame retardant conveyor belt cover rubber and preparation method thereof | |
| CN103231890B (en) | A kind of lamination fire retarding conveying band and method for making | |
| US11493109B2 (en) | Composite and power transmission belt | |
| CN102167213A (en) | High-temperature-resistant conveyor belt | |
| CN101962451A (en) | Bead wire coating compound for aircraft radial-ply tire | |
| CN103205029A (en) | Ultra-high damping rubber composite material and preparation process of rubber composite material | |
| CN105237835A (en) | Rubber material for wear-proof sealing part | |
| CN103865119B (en) | All-steel tire shoulder wedge sizing material and its preparation method | |
| CN103289596A (en) | Rubber cement for static balance patching of aircraft tire | |
| CN101928413B (en) | Preparation method of anti-tearing edge glue for steel wire rope core conveying belt | |
| CN110240764A (en) | Aircraft tyre air/tight layer rubber and preparation method | |
| CN104311902A (en) | Precured buffer rubber for retreaded tire | |
| CN103102598A (en) | High-temperature resistant steel wire rope core conveying belt core glue and preparation method thereof | |
| CN104262725A (en) | Rubber composition, V-belt wrapping fabric adhesive adopting rubber composition and preparation method of V-belt wrapping fabric adhesive | |
| CN104672624A (en) | Rubber composition, V belt wrapper glue with adoption of rubber composition and preparation method of V belt wrapper glue | |
| CN103834071A (en) | Tire transition layer stock and preparation method thereof | |
| CN103642083A (en) | Sidewall rubber of environment-friendly and cut-resistance off-the-road tire | |
| CN105418993A (en) | Tread rubber of radial tire | |
| CN104312493A (en) | Fire-retardant heat-resistant pasting gum for conveyer belt and preparation method of pasting gum | |
| CN103435874A (en) | Pure styrene-butadiene rubber steel wire rope core conveying belt core rubber and preparation method thereof | |
| CN103304902A (en) | Heat-proof magnetic conveyor belt cover rubber and preparation method thereof | |
| CN104341624A (en) | Sizing material adhered to belt ply steel wire of truck radial tire and preparation method | |
| CN104072818A (en) | Large aircraft tire chafer sizing material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150923 |