CN113831754A - Product toughening, tackifying and low temperature resistant additive, preparation method and application - Google Patents
Product toughening, tackifying and low temperature resistant additive, preparation method and application Download PDFInfo
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- CN113831754A CN113831754A CN202111170544.9A CN202111170544A CN113831754A CN 113831754 A CN113831754 A CN 113831754A CN 202111170544 A CN202111170544 A CN 202111170544A CN 113831754 A CN113831754 A CN 113831754A
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- 239000000654 additive Substances 0.000 title claims abstract description 45
- 230000000996 additive effect Effects 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 26
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 25
- 239000013543 active substance Substances 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 14
- 239000000314 lubricant Substances 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 7
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 7
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 40
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 31
- 238000003756 stirring Methods 0.000 claims description 16
- 239000006229 carbon black Substances 0.000 claims description 15
- 235000021355 Stearic acid Nutrition 0.000 claims description 14
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical group CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 14
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 14
- 239000008117 stearic acid Substances 0.000 claims description 14
- 239000005662 Paraffin oil Substances 0.000 claims description 11
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 9
- UBUCNCOMADRQHX-UHFFFAOYSA-N N-Nitrosodiphenylamine Chemical compound C=1C=CC=CC=1N(N=O)C1=CC=CC=C1 UBUCNCOMADRQHX-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical group C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000004073 vulcanization Methods 0.000 claims description 6
- OWRCNXZUPFZXOS-UHFFFAOYSA-N 1,3-diphenylguanidine Chemical compound C=1C=CC=CC=1NC(=N)NC1=CC=CC=C1 OWRCNXZUPFZXOS-UHFFFAOYSA-N 0.000 claims description 5
- 239000005639 Lauric acid Substances 0.000 claims description 5
- 238000004939 coking Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000010298 pulverizing process Methods 0.000 abstract description 2
- 238000012876 topography Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 30
- 238000012360 testing method Methods 0.000 description 23
- 238000005452 bending Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000010690 paraffinic oil Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
Classifications
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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
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
-
- 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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a product toughening, tackifying and low temperature resistant additive, a preparation method and an application thereof, wherein the additive comprises 65-70 parts by weight of rubber powder, 0.5-1 part by weight of an active agent, 0.2-0.6 part by weight of an accelerator, 10-15 parts by weight of an anti-scorching agent, 0.2-0.5 part by weight of an anti-aging agent, 3-10 parts by weight of a lubricant and the balance of a filler. Pulverizing rubber powder, active agent, accelerator, scorch retarder, antioxidant and filler; and (3) placing the crushed rubber powder into a stirrer, sequentially adding an active agent, an accelerator, a scorch retarder, an antioxidant and a filler, and finally adding a lubricant until the mixture is uniformly stirred. The additive can improve the flexibility, viscosity, low temperature resistance and other properties of the product to a certain extent, and can deform to adapt to different pipeline shapes and submarine topography under the premise of ensuring the structural integrity of the product even in a low-temperature environment. Meanwhile, the viscosity and the acting force among the aggregates of the product are enhanced, so that the product has good impact resistance, compressive load resistance and good environmental compatibility.
Description
Technical Field
The invention relates to an additive for toughening, tackifying and resisting low temperature of a product, a preparation method and application thereof, and belongs to the technical field of submarine cable protection.
Background
With the continuous development of communication technology, including submarine cables and submarine optical cables, an important means for cross-sea communication has been provided. Has been widely used on a global scale. At present, hundreds of thousands of km exist all over the world2The sea cable of (1). According to incomplete statistics, the number of sea cables in the Bohai sea area is about hundreds, and the length of the sea cables is about 500-600 km.
Since the large number of applications of submarine cables, submarine cable communication lines have many security problems for various reasons, including man-made and natural factors. On the one hand, damage caused by natural disasters. For example, the occurrence of an earthquake directly causes the interruption of a plurality of submarine cables, resulting in a great loss of offshore communication. On the other hand, the phenomena of dragging and anchoring of submarine cables are increased year by year due to the fact that various offshore engineering projects are constructed near the submarine cables, and the safety of the submarine cables is directly endangered.
Traditional submarine cable protection type product, because the technique of its self ratio, composition is not enough, lead to its use after can not reach anticipated effect or the effect index is lower, the additive that this patent relates mainly is used for improving the key feature of this type of product to reach better protective effect.
Disclosure of Invention
Aiming at the defects in the prior art, the first purpose of the invention is to provide an additive for toughening, tackifying and resisting low temperature of a product.
The second object of the present invention is to provide a method for preparing the above additive.
The third purpose of the invention is to provide the application of the additive.
In order to achieve the first object, the invention is realized by the following technical scheme: the additive for toughening, tackifying and resisting low temperature of the product comprises the following components in parts by weight based on 100 parts by weight:
| rubber powder | 65-70 |
| Active agent | 0.5-1 |
| Accelerator | 0.2-0.6 |
| Scorch retarder | 10-15 |
| Anti-aging agent | 0.2-0.5 |
| Lubricant agent | 3-10 |
| Filler material | And (4) the balance. |
Preferably, the composition comprises the following components in parts by weight based on 100 parts by weight:
| rubber powder | 65-70 |
| Active agent | 0.5-0.8 |
| Accelerator | 0.3-0.5 |
| Scorch retarder | 10-12 |
| Anti-aging agent | 0.2-0.3 |
| Lubricant agent | 3-5 |
| Filler material | And (4) the balance. |
Preferably, the active agent is stearic acid or lauric acid.
By adopting the technical scheme, the added active agent can increase the activity of the organic accelerator and fully exert the efficacy, thereby reducing the dosage of the accelerator or shortening the chemical reaction time.
Preferably, the accelerator is accelerator M, accelerator H, vulcanization accelerator D or accelerator ZDMC.
Preferably, the scorch retarder is a scorch retarder CTP or N-nitrosodiphenylamine.
By adopting the technical scheme, the scorch retarder is a substance for preventing the rubber material from generating an early vulcanization phenomenon in the processing process.
Preferably, the anti-aging agent is anti-aging agent 2246, anti-aging agent D or anti-aging agent 4010.
Preferably, the lubricant is a paraffinic oil.
Preferably, the filler is a mixture of carbon black, calcium sulfate and iron oxide.
Preferably, the filler is carbon black, calcium sulfate and ferric oxide, and the mass ratio of the carbon black to the calcium sulfate to the ferric oxide is 30-35: 2-5: 1.
in order to achieve the second object, the invention is realized by the following technical scheme: a preparation method of a product toughening, tackifying and low temperature resistant additive comprises the following steps:
s1: the rubber powder, the active agent, the accelerant, the anti-coking agent, the antioxidant and the filler are crushed into 200-mesh particles with the particle size of 100-;
s2: and (3) placing the crushed rubber powder into a stirrer, sequentially adding an active agent, an accelerant, a scorch retarder, an antioxidant and a filler, continuously stirring, and finally adding a lubricant until the mixture is uniformly stirred.
Preferably, the particle size after pulverization in step S1 is 100-200 mesh.
Preferably, the stirring speed in step S2 is 100-200 r/min.
In order to achieve the third object, the invention is realized by the following technical scheme: an application of an additive for toughening, tackifying and resisting low temperature of a product is used for producing a pipe and cable protection product.
Preferably, the additive and the aggregate are mixed according to a mass ratio of 1-2: 8, mixing.
The invention has the beneficial effects that:
(1) the additive can make the pipe cable protective product have good flexibility, impact resistance, ballast resistance, environmental affinity and other functions.
(2) After the additive is used, the flexibility of the product can be further improved, the deformation angle is improved by 20 degrees, and the product can deform to adapt to different pipeline shapes and submarine terrains under the premise of ensuring the structural integrity of the product even in a low-temperature environment.
(3) After the additive for toughening, tackifying and resisting low temperature production is used, the impact resistance of the product can be improved, the product can bear impact with certain energy without large deformation and damage, and the performance is as follows: under the action of 17KJ impact energy, the depth of the impact pit is reduced to be within the range of 100mm from 200 mm.
(4) After the additive for toughening, tackifying and resisting low temperature production is used, the compressive load capacity of the product can be improved, a certain load can be borne without large deformation and damage, and the performance is as follows: after 10t of load is acted for 90 days, the deformation amount of the dent is reduced to be within the range of 100mm from 150 mm.
(5) After the additive for toughening, tackifying and resisting low temperature production is used, substances harmful to the environment can not be additionally generated through third-party detection.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
A product toughening, tackifying and low temperature resistant additive comprises 65kg of rubber powder, 0.5kg of stearic acid, 0.6kg of accelerator M, 15kg of antiscorching agent CTP, 0.2kg of antioxidant D, 4kg of paraffin oil, 12.3kg of carbon black, 2kg of calcium sulfate and 0.4kg of iron oxide.
The preparation method comprises the following steps: the rubber powder, stearic acid, accelerator M, antiscorching agent CTP, antiager D, calcium sulfate and ferric oxide are respectively crushed to 100 meshes, the crushed rubber powder is placed in a stirrer, the stearic acid, the accelerator M, the antiscorching agent CTP, the antiager D, carbon black, calcium sulfate and ferric oxide are sequentially placed in the stirrer, the stirring is continuously carried out, finally paraffin oil is placed in the stirrer, and the stirring is carried out at 100r/min until the stirring is uniform.
The application comprises the following steps: 25kg of additive was mixed with 100kg of aggregate for the production of the pipe-line protective covering.
Example 2
A product toughening, tackifying and low temperature resistant additive comprises 65kg of rubber powder, 1kg of stearic acid, 0.2kg of accelerator H, 12kg of N-nitrosodiphenylamine, 0.4kg of anti-aging agent 4010, 5kg of paraffin oil, 14kg of carbon black, 2kg of calcium sulfate and 0.4kg of iron oxide.
The preparation method comprises the following steps: the rubber powder, stearic acid, accelerator H, N-nitrosodiphenylamine, anti-aging agent 4010, calcium sulfate and iron oxide are respectively crushed to 200 meshes, the crushed rubber powder is placed in a stirrer, the stearic acid, accelerator H, N-nitrosodiphenylamine, anti-aging agent 4010, carbon black, calcium sulfate and iron oxide are sequentially placed in the stirrer, the stirring is continuously carried out, finally paraffin oil is placed in the stirrer, and the stirring is carried out at 150r/min until the stirring is uniform.
The application comprises the following steps: 50kg of additive was mixed with 400kg of bitumen and used for the production of the cable protective cover.
Example 3
A product toughening, tackifying and low temperature resistant additive comprises 70kg of rubber powder, 0.5kg of lauric acid, 0.4kg of vulcanization accelerator D, 10kg of N-nitrosodiphenylamine, 0.5kg of anti-aging agent 2246, 5kg of paraffin oil, 12.4kg of carbon black, 0.8kg of calcium sulfate and 0.4kg of ferric oxide.
The preparation method comprises the following steps: the preparation method comprises the steps of respectively crushing rubber powder, lauric acid, vulcanization accelerator D, N-nitrosodiphenylamine, anti-aging agent 2246, calcium sulfate and iron oxide to 150 meshes, placing the crushed rubber powder into a stirrer, sequentially adding the lauric acid, the vulcanization accelerator D, N-nitrosodiphenylamine, the anti-aging agent 2246, carbon black, calcium sulfate and the iron oxide, continuously stirring, finally adding paraffin oil, and stirring at 150r/min until the mixture is uniformly stirred.
The application comprises the following steps: 50kg of additive was mixed with 200kg of aggregate for the production of the pipe-line protective covering.
Example 4
A product toughening, tackifying and low temperature resistant additive comprises 67kg of rubber powder, 0.7kg of stearic acid, 0.5kg of accelerator ZDMC, 13kg of antiscorching agent CTP, 0.3kg of anti-aging agent 2246, 4kg of paraffin oil, 12.8kg of carbon black, 1.3kg of calcium sulfate and 0.4kg of ferric oxide.
The preparation method comprises the following steps: respectively crushing rubber powder, stearic acid, a promoter ZDMC, a scorch retarder CTP, an anti-aging agent 2246, calcium sulfate and iron oxide to 150 meshes, placing the crushed rubber powder in a stirrer, sequentially adding the stearic acid, the promoter ZDMC, the scorch retarder CTP, the anti-aging agent 2246, carbon black, calcium sulfate and iron oxide, continuously stirring, finally adding paraffin oil, and stirring at 200r/min until the mixture is uniformly stirred.
The application comprises the following steps: 50kg of additive is mixed with 260kg of aggregate for producing the pipe cable protection product.
Example 5
A product toughening, tackifying and low temperature resistant additive comprises 69kg of rubber powder, 0.6kg of stearic acid, 0.3kg of accelerator M, 12kg of antiscorching agent CTP, 0.2kg of anti-aging agent 2246, 3kg of paraffin oil, 13kg of carbon black, 1.5kg of calcium sulfate and 0.4kg of ferric oxide.
The preparation method comprises the following steps: respectively crushing rubber powder, stearic acid, a promoter ZDMC, a scorch retarder CTP, an anti-aging agent 2246, calcium sulfate and iron oxide to 150 meshes, placing the crushed rubber powder in a stirrer, sequentially adding the stearic acid, the promoter ZDMC, the scorch retarder CTP, the anti-aging agent 2246, carbon black, calcium sulfate and iron oxide, continuously stirring, finally adding paraffin oil, and stirring at 200r/min until the mixture is uniformly stirred.
The application comprises the following steps: 50kg of additive was mixed with 260kg of aggregate for the production of the umbilical protection cover.
Test example 1: measurement of sample flexibility after use of additives
And (3) test groups: example 1 and comparative example 1, wherein comparative example 1 differs from example 1 in that no additives are added during the preparation of the product of comparative example 1.
The test method comprises the following steps: the products obtained in example 1 and comparative example 1 were cut into 4 pieces each having a size of 150mm × 25mm, and designated as experimental group sample 1, experimental group sample 2, experimental group sample 3, experimental group sample 4, and comparative group sample 1, comparative group sample 2, comparative group sample 3, comparative group sample 4, and round bars 1 having a diameter of 50mm were placed in a-30 ℃ low temperature chamber, the experimental group sample 2, the comparative group sample 2 and the round bar 2 with the diameter of 50mm are placed in a low temperature box with the temperature of-20 ℃, the experimental group sample 3, the comparative group sample 3 and the round bar 3 with the diameter of 50mm are placed in a low temperature box with the temperature of-10 ℃, the experimental group sample 4, the comparative group sample 4 and the 50mm round bar 4 were placed in a 0 c low temperature cabinet, and after placing for 2h, opening the low-temperature box, pinching two ends of the sample, bending the sample around the round bar by 120 degrees, and recording whether cracks or fracture phenomena exist at the bending part of the surface of the sample.
And (3) test results: see table 1 for details.
Table 1 sample flexibility results
| Group of | Temperature/. degree.C | Results |
| Experimental group sample 1 | -30 | Large number of cracks at surface bends |
| Comparative sample No. 1 | -30 | Starting to break after surface bending |
| Experimental group sample 2 | -20 | Some cracks at the surface curvature |
| Comparative sample 2 | -20 | Fracture after surface bending |
| Experimental group sample 3 | -10 | No crack at the surface bend |
| Comparative sample No. 3 | -10 | The surface has a lot of cracks at the bending part and the edge is broken slightly |
| Experimental group sample 4 | 0 | No crack at the surface bend |
| Comparative sample No. 4 | 0 | Small amount of cracks after surface bending |
Experimental results show that the product prepared by the method has high flexibility, can keep good flexibility in a low-temperature environment, and improves the deformation angle of at least 20 degrees compared with a comparison group of products.
Test example 2: determination of impact resistance of samples after use of additives
And (3) test groups: example 2 and comparative example 2, comparative example 2 differs from example 2 in that no additives are added during the preparation of the product of comparative example 2.
The test method comprises the following steps: the products obtained in example 2 (for three-group parallel tests) and comparative example 2 (for three-group parallel tests) were subjected to an impact resistance test using the method of GB/T14152-2001.
And (3) test results:
the test result shows that the product prepared in the example 2 has the dent depth of not more than 100mm under the action of 17KJ impact energy, and the product prepared in the comparative example 2 has the dent depth of not more than 200mm under the same condition, which shows that the product prepared in the example 2 added with the additive has higher impact resistance.
Test example 3: determination of ballast resistance of samples after use of additives
And (3) test groups: example 3 and comparative example 3, comparative example 3 differs from example 3 in that no additives are added during the preparation of the product of comparative example 3.
The test method comprises the following steps: the products obtained in example 3 (three sets of parallel tests) and comparative example 3 (three sets of parallel tests) were subjected to a load of 10T for 90 days, respectively, and the shrinkage was observed.
And (3) test results:
the test result shows that the retraction amount of the product prepared by the example 3 is not more than 100mm, and the retraction amount of the product prepared by the comparative example 3 is not more than 150mm under the same condition, which shows that the product prepared by the example 3 added with the additive has good ballast resistance.
Test example 4: determination of sample environmental affinity after use of additives
And (3) test groups: example 4 and comparative example 4, comparative example 4 differs from example 4 in that no additives are added during the preparation of the product of comparative example 4.
The test method comprises the following steps: the products prepared in example 4 (three-group parallel test) and comparative example 4 (three-group parallel test) were subjected to heavy metal precipitation test, and the contents of copper element, mercury element, manganese element and cadmium element were measured.
And (3) test results: the specific detection results are detailed in table 2.
TABLE 2 heavy metal content in the samples
| Copper (mu g/L) | Mercury (mug/L) | Mn（μg/L） | Cadmium (mu g/L) | |
| Example 4 | 4 | 0 | 3.27 | 0 |
| Comparative example 4 | 5 | 0 | 3.28 | 0 |
Test results show that the product prepared by the method has good environmental affinity.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The additive for toughening, tackifying and resisting low temperature of the product is characterized by comprising the following components in parts by weight based on 100 parts by weight: 65-70 parts of rubber powder, 0.5-1 part of active agent, 0.2-0.6 part of accelerator, 10-15 parts of anti-scorching agent, 0.2-0.5 part of anti-aging agent, 3-10 parts of lubricant and the balance of filler;
the active agent is stearic acid or lauric acid, the accelerator is accelerator M, accelerator H, vulcanization accelerator D or accelerator ZDMC, the anti-scorching agent is anti-scorching agent CTP or N-nitrosodiphenylamine, the anti-aging agent is anti-aging agent 2246, anti-aging agent D or anti-aging agent 4010, and the lubricant is paraffin oil;
the filler is a mixture of carbon black, calcium sulfate and ferric oxide, and the mass ratio of the carbon black to the calcium sulfate to the ferric oxide is 30-35: 2-5: 1.
2. the product toughening, tackifying and low temperature resistant additive according to claim 1, comprising the following components by 100 parts by weight: 65-70 parts of rubber powder, 0.5-0.8 part of active agent, 0.3-0.5 part of accelerator, 10-12 parts of anti-scorching agent, 0.2-0.3 part of anti-aging agent, 3-5 parts of lubricant and the balance of filler.
3. A process for the preparation of the additive according to any one of claims 1-2, comprising the steps of:
s1: the rubber powder, the active agent, the accelerant, the anti-coking agent, the antioxidant and the filler are crushed into 200-mesh particles with the particle size of 100-;
s2: and (3) placing the crushed rubber powder into a stirrer, sequentially adding an active agent, an accelerant, a scorch retarder, an antioxidant and a filler, continuously stirring, and finally adding a lubricant until the mixture is uniformly stirred.
4. The method as claimed in claim 3, wherein the particle size of the pulverized product in step S1 is 100-200 meshes.
5. The method as claimed in claim 4, wherein the stirring speed in step S2 is 100-200 r/min.
6. Use of an additive according to any of claims 1-2 for the production of an umbilical protection product.
7. The use of the product toughening, tackifying and low temperature resistant additive of claim 6, wherein the mass ratio of the additive to aggregate is 1-2: 8, mixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111170544.9A CN113831754A (en) | 2021-10-08 | 2021-10-08 | Product toughening, tackifying and low temperature resistant additive, preparation method and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111170544.9A CN113831754A (en) | 2021-10-08 | 2021-10-08 | Product toughening, tackifying and low temperature resistant additive, preparation method and application |
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| CN113831754A true CN113831754A (en) | 2021-12-24 |
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| CN202111170544.9A Pending CN113831754A (en) | 2021-10-08 | 2021-10-08 | Product toughening, tackifying and low temperature resistant additive, preparation method and application |
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| CN (1) | CN113831754A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709120A (en) * | 2009-10-22 | 2010-05-19 | 北京万源瀚德汽车密封系统有限公司 | Rubber additive and ethylene propylene diene monomer containing same |
| CN103524905A (en) * | 2013-10-25 | 2014-01-22 | 安徽文峰电子科技集团有限公司 | Wear-resistant modified butyl rubber cable material with good low temperature flexibility |
| CN109081964A (en) * | 2018-08-22 | 2018-12-25 | 河北省同创交通工程配套产品产业技术研究院 | A kind of rubber compound auxiliary particle and its preparation method and application |
| CN112831106A (en) * | 2020-12-30 | 2021-05-25 | 安徽宏源特种电缆股份有限公司 | High-strength flexible sheath material for nuclear-resistant electromagnetic cable and preparation method thereof |
-
2021
- 2021-10-08 CN CN202111170544.9A patent/CN113831754A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709120A (en) * | 2009-10-22 | 2010-05-19 | 北京万源瀚德汽车密封系统有限公司 | Rubber additive and ethylene propylene diene monomer containing same |
| CN103524905A (en) * | 2013-10-25 | 2014-01-22 | 安徽文峰电子科技集团有限公司 | Wear-resistant modified butyl rubber cable material with good low temperature flexibility |
| CN109081964A (en) * | 2018-08-22 | 2018-12-25 | 河北省同创交通工程配套产品产业技术研究院 | A kind of rubber compound auxiliary particle and its preparation method and application |
| CN112831106A (en) * | 2020-12-30 | 2021-05-25 | 安徽宏源特种电缆股份有限公司 | High-strength flexible sheath material for nuclear-resistant electromagnetic cable and preparation method thereof |
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Application publication date: 20211224 |