CN115286852B - Cold-bonding type sizing material for conveyor belt roller and preparation method thereof - Google Patents
Cold-bonding type sizing material for conveyor belt roller and preparation method thereof Download PDFInfo
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- CN115286852B CN115286852B CN202211087821.4A CN202211087821A CN115286852B CN 115286852 B CN115286852 B CN 115286852B CN 202211087821 A CN202211087821 A CN 202211087821A CN 115286852 B CN115286852 B CN 115286852B
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- 239000000463 material Substances 0.000 title claims abstract description 31
- 238000004513 sizing Methods 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 12
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 12
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 12
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 12
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 11
- 239000006229 carbon black Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000006235 reinforcing carbon black Substances 0.000 claims abstract description 9
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 9
- 239000011593 sulfur Substances 0.000 claims abstract description 9
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 8
- AUZONCFQVSMFAP-UHFFFAOYSA-N disulfiram Chemical compound CCN(CC)C(=S)SSC(=S)N(CC)CC AUZONCFQVSMFAP-UHFFFAOYSA-N 0.000 claims abstract description 8
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- JCVQKRGIASEUKR-UHFFFAOYSA-N triethoxy(phenyl)silane Chemical compound CCO[Si](OCC)(OCC)C1=CC=CC=C1 JCVQKRGIASEUKR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 7
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 7
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000011787 zinc oxide Substances 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims description 32
- 238000007599 discharging Methods 0.000 claims description 12
- 239000012752 auxiliary agent Substances 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 8
- 238000003723 Smelting Methods 0.000 claims description 4
- 230000004075 alteration Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- QAPVYZRWKDXNDK-UHFFFAOYSA-N P,P-Dioctyldiphenylamine Chemical group C1=CC(CCCCCCCC)=CC=C1NC1=CC=C(CCCCCCCC)C=C1 QAPVYZRWKDXNDK-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract description 6
- 230000001070 adhesive effect Effects 0.000 abstract description 6
- 238000005538 encapsulation Methods 0.000 description 12
- 238000004073 vulcanization Methods 0.000 description 9
- 230000007547 defect Effects 0.000 description 3
- 238000010073 coating (rubber) Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L11/00—Compositions of homopolymers or copolymers of chloroprene
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a cold-bonding type sizing material for a conveyor belt roller and a preparation method thereof, and relates to the technical field of adhesives. The sizing material comprises the following raw materials in parts by weight: 100 parts of neoprene, 4-7 parts of zinc oxide, 8-12 parts of magnesium oxide, 10-20 parts of semi-reinforcing carbon black, 50-70 parts of white carbon black, 6-8 parts of tackifying resin, 5-10 parts of kaolin, 1-2 parts of antioxidant, 1.2-2 parts of phenyltriethoxysilane, 1.1-1.7 parts of silane coupling agent, 1-2 parts of anti-aging agent, 3-3.6 parts of accelerator DM, 1-2 parts of accelerator TETD and 0.2-0.6 part of sulfur. The sizing material has the advantages of high adhesive strength, good wear resistance and long service life, and simultaneously has the characteristics of low cost and low processing difficulty.
Description
Technical Field
The invention belongs to the technical field of adhesives, and particularly relates to a cold-bonding type sizing material for a conveyor belt roller and a preparation method thereof.
Background
The roller encapsulation is an important part and a component part in a belt conveying system, and the encapsulated roller can effectively improve the running condition of the conveying system and protect the metal roller from being worn. Can effectually prevent sliding friction between cylinder and the belt after the cylinder rubber coating is handled, reduce the belt and skid, reduce the material bonding on cylinder surface to reduce the off tracking and the wearing and tearing of belt, improve operating efficiency, make cylinder and belt synchronous operation, thereby guarantee the efficient, the operation of large capacity of belt.
The prior rubber material for domestic roller encapsulation mainly comprises two types of heat transfer vulcanization encapsulation and cold vulcanization encapsulation. The hot vulcanization encapsulation needs to be carried out before the roller is assembled, the bonding strength is low and is generally 6-8KN/M, the process period of the hot vulcanization encapsulation is long, the quality of the rubber plate is affected by the dosage of sulfur, the rubber plate cannot be treated on site, and the defects of high cost, high operation difficulty and the like are overcome.
The cold vulcanization encapsulation mode can carry out encapsulation on site, is repair and use, can save manpower and material resources relatively, improves the roller encapsulation efficiency simultaneously, and indirectly reduces the construction cost of enterprises. However, the existing rubber materials for cold vulcanization encapsulation still have the defects of low adhesion, poor wear resistance and the like.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cold-bonding type sizing material for a conveyer belt roller, which can further improve the adhesiveness and wear resistance of the sizing material and remarkably prolong the service life.
The invention is realized by the following technical scheme:
the cold-bonding type sizing material for the conveyor belt roller comprises the following raw materials in parts by weight:
100 parts of neoprene, 4-7 parts of zinc oxide, 8-12 parts of magnesium oxide, 10-20 parts of semi-reinforcing carbon black, 50-70 parts of white carbon black, 6-8 parts of tackifying resin, 5-10 parts of kaolin, 1-2 parts of antioxidant, 1.2-2 parts of phenyltriethoxysilane, 1.1-1.7 parts of silane coupling agent, 1-2 parts of anti-aging agent, 3-3.6 parts of accelerator DM, 1-2 parts of accelerator TETD and 0.2-0.6 part of sulfur.
Preferably, the silane coupling agent is KH570 silane coupling agent, and the semi-reinforcing carbon black is carbon black N774.
Preferably, the antioxidant is basf antioxidant B225.
Preferably, the anti-aging agent is 4,4' -dioctyl diphenylamine, namely, an anti-aging agent ODA.
Preferably, the tackifying resin of the present invention is HM-601 available from Korea corporation.
The invention also provides a preparation method of the cold-bonding adhesive for the conveyer belt roller, which comprises the following steps:
(1) Weighing: weighing raw materials according to a proportion, uniformly mixing the weighed zinc oxide, magnesium oxide, semi-reinforcing carbon black, white carbon black, tackifying resin, kaolin, an antioxidant, phenyl triethoxysilane, a silane coupling agent, an anti-aging agent, an accelerator DM, an accelerator TETD and sulfur, and taking the mixture as an auxiliary agent for standby;
(2) Mixing: plasticating the weighed chloroprene rubber by using an open mill, starting cooling water, regulating the roller to 0.5mm, thinly passing raw rubber for 3-5 times, regulating the roller spacing to 2-4mm, controlling the roller temperature to 45-50 ℃, wrapping the chloroprene rubber on the edge of a fast roller, slowly and uniformly adding the auxiliary agent, continuously scraping the wrapped roller sizing material by using a scraping knife, after the material is added, regulating the roller spacing to 0.2mm after the mixed sizing material has no obvious chromatic aberration, carrying out triangular wrapping thin pass, carrying out thin pass times for 3-5 times, regulating the roller spacing to 2mm, carrying out sheet discharging, carrying out ventilation cooling to room temperature, and standing for 12h;
(3) And (3) back refining: and (3) regulating the roll gap to 5mm, discharging the sheet, regulating the roll temperature to 35-40 ℃, regulating the roll gap to 0.5mm, carrying out back smelting thin pass, regulating the roll gap to 4mm, and discharging the sheet.
Compared with the prior art, the invention has the following beneficial effects:
the cold-bonding type sizing material for the conveyer belt roller has the advantages of high bonding strength, good wear resistance and long service life, and simultaneously has the characteristics of low cost and low processing difficulty.
Detailed Description
The following detailed description of the present invention provides for a more complete understanding of the objects, features and advantages of the present invention. Several embodiments of the invention are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
The novel cold vulcanization rubber coating material for the conveyor belt roller is prepared from the following raw materials in parts by weight:
neoprene CR121 100, 4, 8, carbon black N774, white carbon black 60, tackifying resin 6, kaolin 6, antioxidant 2, phenyltriethoxysilane 1.5, silane coupling agent KH 570.2, anti-aging agent ODA 2, accelerator DM 3, accelerator TETD 1.3, sulfur 0.35.
The preparation method of the novel cold vulcanization encapsulation material for the conveyor belt roller is prepared according to the following steps:
(1) Weighing: weighing raw materials according to a proportion, uniformly mixing the weighed zinc oxide, magnesium oxide, semi-reinforcing carbon black, white carbon black, tackifying resin, kaolin, an antioxidant, phenyl triethoxysilane, a silane coupling agent, an anti-aging agent, an accelerator DM, an accelerator TETD and sulfur, and taking the mixture as an auxiliary agent for standby;
(2) Mixing: plasticating the weighed chloroprene rubber by using an open mill, starting cooling water, regulating the roller to 0.5mm, thinly passing raw rubber for 3-5 times, regulating the roller spacing to 2-4mm, controlling the roller temperature to 45-50 ℃, wrapping the chloroprene rubber on the edge of a fast roller, slowly and uniformly adding the auxiliary agent, continuously scraping the wrapped roller sizing material by using a scraping knife, after the material is added, regulating the roller spacing to 0.2mm after the mixed sizing material has no obvious chromatic aberration, carrying out triangular wrapping thin pass, carrying out thin pass times for 3-5 times, regulating the roller spacing to 2mm, carrying out sheet discharging, carrying out ventilation cooling to room temperature, and standing for 12h;
(3) And (3) back refining: and (3) regulating the roll gap to 5mm, discharging the sheet, regulating the roll temperature to 35-40 ℃, regulating the roll gap to 0.5mm, carrying out back smelting thin pass, regulating the roll gap to 4mm, and discharging the sheet.
Through detection, the adhesive strength of the cold vulcanization encapsulation material prepared by the method is more than 14KN/M, so that the adhesive strength requirement of construction can be met, and the service life can be prolonged.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (2)
1. The cold-bonding type sizing material for the conveyor belt roller is characterized by comprising the following raw materials in parts by weight:
100 parts of neoprene, 4-7 parts of zinc oxide, 8-12 parts of magnesium oxide, 10-20 parts of semi-reinforcing carbon black, 50-70 parts of white carbon black, 6-8 parts of tackifying resin, 5-10 parts of kaolin, 1-2 parts of antioxidant, 1.2-2 parts of phenyltriethoxysilane, 1.1-1.7 parts of silane coupling agent, 1-2 parts of anti-aging agent, 3-3.6 parts of accelerator DM, 1-2 parts of accelerator TETD and 0.2-0.6 part of sulfur;
the silane coupling agent is KH570 silane coupling agent, and the semi-reinforcing carbon black is carbon black N774;
the antioxidant is basf antioxidant B225;
the anti-aging agent is 4,4' -dioctyl diphenylamine;
the tackifying resin is HM-601;
the preparation method of the cold-bonding type sizing material for the conveyor belt roller comprises the following steps:
(1) Weighing: weighing raw materials according to a proportion, uniformly mixing the weighed zinc oxide, magnesium oxide, semi-reinforcing carbon black, white carbon black, tackifying resin, kaolin, an antioxidant, phenyl triethoxysilane, a silane coupling agent, an anti-aging agent, an accelerator DM, an accelerator TETD and sulfur, and taking the mixture as an auxiliary agent for standby;
(2) Mixing: plasticating the weighed chloroprene rubber by using an open mill, starting cooling water, regulating the roller to 0.5mm, thinly passing raw rubber for 3-5 times, regulating the roller spacing to 2-4mm, controlling the roller temperature to 45-50 ℃, wrapping the chloroprene rubber on the edge of a fast roller, slowly and uniformly adding the auxiliary agent, continuously scraping the wrapped roller sizing material by using a scraping knife, after the material is added, regulating the roller spacing to 0.2mm after the mixed sizing material has no obvious chromatic aberration, carrying out triangular wrapping thin pass, carrying out thin pass times for 3-5 times, regulating the roller spacing to 2mm, carrying out sheet discharging, carrying out ventilation cooling to room temperature, and standing for 12h;
(3) And (3) back refining: and (3) regulating the roll gap to 5mm, discharging the sheet, regulating the roll temperature to 35-40 ℃, regulating the roll gap to 0.5mm, carrying out back smelting thin pass, regulating the roll gap to 4mm, and discharging the sheet.
2. The method for preparing a cold-bonding compound for conveyor belt drums according to claim 1, characterized by comprising the following steps:
(1) Weighing: weighing raw materials according to a proportion, uniformly mixing the weighed zinc oxide, magnesium oxide, semi-reinforcing carbon black, white carbon black, tackifying resin, kaolin, an antioxidant, phenyl triethoxysilane, a silane coupling agent, an anti-aging agent, an accelerator DM, an accelerator TETD and sulfur, and taking the mixture as an auxiliary agent for standby;
(2) Mixing: plasticating the weighed chloroprene rubber by using an open mill, starting cooling water, regulating the roller to 0.5mm, thinly passing raw rubber for 3-5 times, regulating the roller spacing to 2-4mm, controlling the roller temperature to 45-50 ℃, wrapping the chloroprene rubber on the edge of a fast roller, slowly and uniformly adding the auxiliary agent, continuously scraping the wrapped roller sizing material by using a scraping knife, after the material is added, regulating the roller spacing to 0.2mm after the mixed sizing material has no obvious chromatic aberration, carrying out triangular wrapping thin pass, carrying out thin pass times for 3-5 times, regulating the roller spacing to 2mm, carrying out sheet discharging, carrying out ventilation cooling to room temperature, and standing for 12h;
(3) And (3) back refining: and (3) regulating the roll gap to 5mm, discharging the sheet, regulating the roll temperature to 35-40 ℃, regulating the roll gap to 0.5mm, carrying out back smelting thin pass, regulating the roll gap to 4mm, and discharging the sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211087821.4A CN115286852B (en) | 2022-09-07 | 2022-09-07 | Cold-bonding type sizing material for conveyor belt roller and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211087821.4A CN115286852B (en) | 2022-09-07 | 2022-09-07 | Cold-bonding type sizing material for conveyor belt roller and preparation method thereof |
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| Publication Number | Publication Date |
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| CN115286852A CN115286852A (en) | 2022-11-04 |
| CN115286852B true CN115286852B (en) | 2024-03-22 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118006012A (en) * | 2024-04-08 | 2024-05-10 | 东润未来(辽宁)橡胶加工有限公司 | Preparation method of ultra-high activity roller encapsulation bonding layer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1049488A (en) * | 1990-01-08 | 1991-02-27 | 王德裕 | Glass chopped machine is with rubber roll and manufacture method |
| JPH03190945A (en) * | 1989-12-19 | 1991-08-20 | Yokohama Rubber Co Ltd:The | Alkali-resistant rubber composition and rubber roll using the same |
| US5902861A (en) * | 1997-06-17 | 1999-05-11 | Megill; Robert W. | Method of making rubber |
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| CN115286852A (en) | 2022-11-04 |
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