CN113512244A - Flame-retardant sole material and preparation method thereof - Google Patents
Flame-retardant sole material and preparation method thereof Download PDFInfo
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- CN113512244A CN113512244A CN202110529178.5A CN202110529178A CN113512244A CN 113512244 A CN113512244 A CN 113512244A CN 202110529178 A CN202110529178 A CN 202110529178A CN 113512244 A CN113512244 A CN 113512244A
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- 239000000463 material Substances 0.000 title claims abstract description 108
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 239000003063 flame retardant Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 56
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 56
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 42
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 41
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000012188 paraffin wax Substances 0.000 claims abstract description 39
- 239000011593 sulfur Substances 0.000 claims abstract description 39
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 39
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 38
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 38
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000008117 stearic acid Substances 0.000 claims abstract description 38
- 238000004073 vulcanization Methods 0.000 claims abstract description 36
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 229920000126 latex Polymers 0.000 claims abstract description 16
- 239000004816 latex Substances 0.000 claims abstract description 16
- KKVVJQGDNYIIMN-UHFFFAOYSA-N 4-methylhept-3-ene Chemical compound CCCC(C)=CCC KKVVJQGDNYIIMN-UHFFFAOYSA-N 0.000 claims abstract description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 32
- IAQRGUVFOMOMEM-UHFFFAOYSA-N but-2-ene Chemical group CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 claims description 29
- 239000000395 magnesium oxide Substances 0.000 claims description 16
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 16
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 16
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims description 16
- 239000011787 zinc oxide Substances 0.000 claims description 16
- ZQMHJBXHRFJKOT-UHFFFAOYSA-N methyl 2-[(1-methoxy-2-methyl-1-oxopropan-2-yl)diazenyl]-2-methylpropanoate Chemical compound COC(=O)C(C)(C)N=NC(C)(C)C(=O)OC ZQMHJBXHRFJKOT-UHFFFAOYSA-N 0.000 claims description 14
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 14
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 13
- 239000012802 nanoclay Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- -1 nano argil Substances 0.000 abstract description 6
- 150000004702 methyl esters Chemical class 0.000 abstract description 2
- WWUVJRULCWHUSA-UHFFFAOYSA-N 2-methyl-1-pentene Chemical group CCCC(C)=C WWUVJRULCWHUSA-UHFFFAOYSA-N 0.000 abstract 1
- 239000003963 antioxidant agent Substances 0.000 description 19
- 230000003078 antioxidant effect Effects 0.000 description 19
- 238000011056 performance test Methods 0.000 description 15
- 238000007655 standard test method Methods 0.000 description 15
- 239000002994 raw material Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- ZRMMVODKVLXCBB-UHFFFAOYSA-N 1-n-cyclohexyl-4-n-phenylbenzene-1,4-diamine Chemical compound C1CCCCC1NC(C=C1)=CC=C1NC1=CC=CC=C1 ZRMMVODKVLXCBB-UHFFFAOYSA-N 0.000 description 4
- 241000269978 Pleuronectiformes Species 0.000 description 3
- 230000003064 anti-oxidating effect Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 241000028631 Microstomus pacificus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a flame-retardant sole material and a preparation method thereof, relating to the technical field of sole materials; the preparation method of the flame-retardant sole comprises the following steps: adding chloroprene rubber and methyl propyl butene into a high-temperature roller together for mixing, firstly mixing the mixed mixture in a latex internal mixer, and then adding stearic acid, an anti-aging agent, an auxiliary agent, nano argil and paraffin into the internal mixer together for continuous mixing; transferring the mixed material into an open mill, adding an accelerator and sulfur into the open mill together for vulcanization, taking out the mixed material after vulcanization, and standing to obtain the flame-retardant sole material; the sole material adopts chloroprene rubber as a main component, has good comfort, and can improve the flame retardance of the sole material by taking methyl propyl ethylene, azodiisobutyrate methyl ester, stearic acid, an accelerator, an anti-aging agent, an auxiliary agent, nano argil, paraffin and sulfur as auxiliary materials.
Description
Technical Field
The invention relates to the technical field of sole materials, in particular to a flame-retardant sole material and a preparation method thereof.
Background
For firefighters, when performing a fire fighting task, the firefighters need to wear firefighter uniforms made of special materials and fire shoes with good flame retardance, and the sole materials of the shoes need to have high flame retardance so as to facilitate the firefighters to perform the task.
The main component of the existing sole material is chloroprene rubber, and the chloroprene rubber is a synthetic rubber compound which is produced in large quantity, has the characteristics of high bonding strength, strong flexibility, good medium resistance, good elasticity and the like, and is very suitable for making soles.
However, chloroprene rubber has very poor heat resistance, burns when meeting fire and generates a large amount of smoke, which undoubtedly has great disadvantages for fire-fighting shoes; therefore, how to maintain comfort of the fire-fighting shoes using chloroprene rubber and strong flame retardance is a problem which needs to be solved at present.
Disclosure of Invention
The invention aims to provide a flame-retardant sole material and a preparation method thereof, wherein the flame-retardant sole material adopts chloroprene rubber as a main component, has good comfort, and can improve the flame retardance of the sole material by taking methyl propylene, azodiisobutyrate methyl ester, stearic acid, an accelerator, an anti-aging agent, an auxiliary agent, nano argil, paraffin and sulfur as auxiliary materials.
In order to achieve the purpose, the invention provides the following technical scheme:
the flame-retardant sole material comprises the following components in parts by weight:
30-50 parts of chloroprene rubber, 5-10 parts of methyl propylene, 3-5 parts of azodiisobutyrate, 12-18 parts of stearic acid, 10-15 parts of an accelerator, 1-5 parts of an anti-aging agent, 3-9 parts of an auxiliary agent, 12-20 parts of nano clay, 1-6 parts of paraffin and 5-8 parts of sulfur.
As a further scheme of the invention, the paint comprises the following components in parts by weight:
33-46 parts of chloroprene rubber, 6-9 parts of methyl propylene, 3.4-4.5 parts of methyl azodiisobutyrate, 13-17 parts of stearic acid, 11-14 parts of an accelerator, 2-4 parts of an anti-aging agent, 4-8 parts of an auxiliary agent, 14-19 parts of nano clay, 2-5 parts of paraffin and 5.3-7.4 parts of sulfur.
As a further scheme of the invention, the paint comprises the following components in parts by weight:
40 parts of chloroprene rubber, 7 parts of methyl propylene, 4 parts of azodiisobutyrate, 15 parts of stearic acid, 12 parts of an accelerator, 3 parts of an anti-aging agent, 6 parts of an auxiliary agent, 16 parts of nano clay, 3 parts of paraffin and 6 parts of sulfur.
As a further aspect of the invention, the promoters include promoter TMTD, promoter M and promoter DM.
In a further embodiment of the present invention, the mass ratio of the promoter TMTD, the promoter M and the promoter DM is 2:3: 5.
In a further embodiment of the present invention, the antioxidant comprises antioxidant 4010 and antioxidant RD, and the mass ratio of the antioxidant to the antioxidant RD is 7: 5.
As a further scheme of the invention, the auxiliary agent comprises magnesium oxide and zinc oxide, and the mass ratio of the magnesium oxide to the zinc oxide is 3: 4.
A preparation method of the flame-retardant sole material comprises the following steps:
(1) adding chloroprene rubber, methyl propyl butene and dimethyl azodiisobutyrate into a high-temperature roller together for mixing;
(2) firstly banburying the mixed mixture in a latex banbury mixer for 10-15 min, and then adding stearic acid, an anti-aging agent, an auxiliary agent, nano argil and paraffin into the banbury mixer for continuous banburying for 20-25 min;
(3) and (3) transferring the mixed material in the step (2) into an open mill, adding an accelerator and sulfur into the open mill together for vulcanization, taking out the mixed material after vulcanization, and standing for 25-45 h to obtain the flame-retardant sole material.
As a further scheme of the invention, the temperature of the high-temperature roller is 100-120 ℃, and the mixing time is 5-7 min.
As a further scheme of the invention, the internal temperature of the open mill is 150-180 ℃, and the vulcanization time of the materials in the open mill is 3-3.5 h.
Compared with the prior art, the invention has the beneficial effects that:
the flame-retardant sole material adopts chloroprene rubber as a main component, has good comfort, is added with methyl propylene rubber, methyl azodiisobutyrate, stearic acid, an accelerator, an anti-aging agent, an auxiliary agent, nano argil, paraffin and sulfur as auxiliary materials, chloroprene rubber, methyl propylene butylene and dimethyl azodiisobutyrate are added into a high-temperature roller together for mixing, the mixed mixture is firstly mixed in a latex mixer, then the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin are added into the mixer together for continuous mixing, the mixture is transferred into an open mill, the accelerator and the sulfur are added into the open mill together for vulcanization, and the mixture is taken out and stands after the vulcanization is finished, so that the sole material is obtained, has strong flame retardance and can be suitable for fire-fighting soles.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The flame-retardant sole material adopts chloroprene rubber as a main component, has good comfort, is added with methyl propylene rubber, methyl azodiisobutyrate, stearic acid, an accelerator, an anti-aging agent, an auxiliary agent, nano argil, paraffin and sulfur as auxiliary materials, chloroprene rubber, methyl propylene butylene and dimethyl azodiisobutyrate are added into a high-temperature roller together for mixing, the mixed mixture is firstly mixed in a latex mixer, then the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin are added into the mixer together for continuous mixing, the mixture is transferred into an open mill, the accelerator and the sulfur are added into the open mill together for vulcanization, and the mixture is taken out and stands after the vulcanization is finished, so that the sole material is obtained, has strong flame retardance and can be suitable for fire-fighting soles.
Example 1
Preparing 30 parts of chloroprene rubber, 5 parts of methyl propylene, 3 parts of methyl azodiisobutyrate, 12 parts of stearic acid, 10 parts of an accelerator TMTD, an accelerator M and an accelerator DM which are in a mass ratio of 2:3:5, 1 part of an anti-aging agent consisting of an anti-aging agent 4010 and an anti-aging agent RD which are in a mass ratio of 7:5, 3 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide which are in a mass ratio of 3:4, 12 parts of nano argil, 1 part of paraffin and 5 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for continuously mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 2
Preparing 32 parts of chloroprene rubber, 5.5 parts of methyl propylene, 3.2 parts of methyl azodiisobutyrate, 12.5 parts of stearic acid, 10.5 parts of an accelerator TMTD, an accelerator M and an accelerator DM which are in a mass ratio of 2:3:5, 1.5 parts of an anti-aging agent 4010 and an anti-aging agent RD which are in a mass ratio of 7:5, 3.5 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide which are in a mass ratio of 3:4, 13 parts of nano argil, 1.5 parts of paraffin and 5.2 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 3
Preparing 33 parts of chloroprene rubber, 6 parts of methyl propylene, 3.4 parts of methyl azodiisobutyrate, 13 parts of stearic acid, 11 parts of accelerator TMTD, accelerator M and accelerator DM, which are in a mass ratio of 2:3:5, 2 parts of anti-aging agent consisting of anti-aging agent 4010 and anti-aging agent RD, 4 parts of auxiliary agent consisting of magnesium oxide and zinc oxide, which are in a mass ratio of 3:4, 14 parts of nano argil, 2 parts of paraffin and 5.3 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller with the temperature of 120 ℃ for mixing for 5min, firstly mixing the mixed mixture latex mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 4
Preparing 37 parts of chloroprene rubber, 6.5 parts of methyl propylene, 3.8 parts of methyl azodiisobutyrate, 14 parts of stearic acid, 11.5 parts of an accelerator consisting of an accelerator TMTD, an accelerator M and an accelerator DM in a mass ratio of 2:3:5, 2.5 parts of an anti-aging agent consisting of an anti-aging agent 4010 and an anti-aging agent RD in a mass ratio of 7:5, 5 parts of an auxiliary consisting of magnesium oxide and zinc oxide in a mass ratio of 3:4, 15 parts of nano argil, 2.5 parts of paraffin and 5.8 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary, the nano argil and the paraffin into the internal mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 5
Preparing 40 parts of chloroprene rubber, 7 parts of methyl propylene, 4 parts of methyl azodiisobutyrate, 15 parts of stearic acid, 12 parts of accelerator TMTD, accelerator M and accelerator DM, which are in a mass ratio of 2:3:5, 3 parts of antioxidant 4010 and antioxidant RD, 6 parts of auxiliary agent consisting of magnesium oxide and zinc oxide, which are in a mass ratio of 3:4, 16 parts of nano argil, 3 parts of paraffin and 6 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the antioxidant, the auxiliary agent, the nano argil and the paraffin into the internal mixer for further mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 6
Preparing 42 parts of chloroprene rubber, 8 parts of methyl propylene, 4.2 parts of methyl azodiisobutyrate, 16 parts of stearic acid, 13 parts of promoter TMTD, promoter M and promoter DM, which are in a mass ratio of 2:3:5, 3.5 parts of anti-aging agent consisting of anti-aging agent 4010 and anti-aging agent RD, 7 parts of auxiliary agent consisting of magnesium oxide and zinc oxide, which are in a mass ratio of 3:4, 17 parts of nano argil, 3.5 parts of paraffin and 6.5 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller with the temperature of 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 7
Preparing 46 parts of chloroprene rubber, 9 parts of methyl propylene, 4.5 parts of methyl azodiisobutyrate, 17 parts of stearic acid, 14 parts of an accelerator TMTD, an accelerator M and an accelerator DM which are in a mass ratio of 2:3:5, 4 parts of an anti-aging agent consisting of an anti-aging agent 4010 and an anti-aging agent RD which are in a mass ratio of 7:5, 8 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide which are in a mass ratio of 3:4, 19 parts of nano argil, 5 parts of paraffin and 7.4 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller with the temperature of 120 ℃ for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 8
Preparing 48 parts of chloroprene rubber, 9.5 parts of methyl propylene, 4.7 parts of methyl azodiisobutyrate, 17.5 parts of stearic acid, 14.5 parts of an accelerator TMTD, an accelerator M and an accelerator DM which are in a mass ratio of 2:3:5, 4.5 parts of an anti-aging agent 4010 and an anti-aging agent RD which are in a mass ratio of 7:5, 8.5 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide which are in a mass ratio of 3:4, 19.5 parts of nano argil, 5.5 parts of paraffin and 7.6 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for continuous mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Example 9
Preparing 50 parts of chloroprene rubber, 10 parts of methyl propylene, 5 parts of methyl azodiisobutyrate, 18 parts of stearic acid, 15 parts of accelerator TMTD, accelerator M and accelerator DM, which are in a mass ratio of 2:3:5, 5 parts of antioxidant 4010 and antioxidant RD, 9 parts of auxiliary agent consisting of magnesium oxide and zinc oxide, which are in a mass ratio of 3:4, 20 parts of nano argil, 6 parts of paraffin and 8 parts of sulfur as raw materials, adding the chloroprene rubber, the methyl propylene and the dimethyl azodiisobutyrate into a high-temperature roller at 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the antioxidant, the auxiliary agent, the nano argil and the paraffin into the internal mixer for further mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Test examples
The flame retardant sole materials prepared in the above examples 1 to 9 and three (a type, B type and C type) common sole materials randomly purchased from the market were subjected to flame retardant property tests, and the test items include an antioxidant index and a wear rate.
Test example 1
A piece of the flame-retardant sole material prepared in the embodiment 1 with the length of 10cm, the width of 5cm and the length of 2cm is taken, the performance test of the antioxidant index and the wear rate is carried out on the piece of sole material according to the related standard test method, and the test result is recorded.
Test example 2
A piece of the flame-retardant sole material prepared in the embodiment 2 with the length of 10cm, the width of 5cm and the length of 2cm is taken, the performance test of the antioxidant index and the wear rate is carried out on the piece of sole material according to the related standard test method, and the test result is recorded.
Test example 3
A piece of the flame-retardant sole material prepared in example 3, which is 10cm long, 5cm wide and 2cm long, was subjected to performance tests for the antioxidant index and the wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 4
A piece of the flame-retardant sole material prepared in example 4, which is 10cm long, 5cm wide and 2cm long, was subjected to performance tests for the antioxidant index and the wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 5
A piece of the flame-retardant sole material prepared in example 5, which is 10cm long, 5cm wide and 2cm long, was subjected to performance tests for the antioxidant index and the wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 6
A piece of the flame-retardant sole material prepared in example 6, which was 10cm long, 5cm wide and 2cm long, was subjected to performance tests for oxidation resistance index and wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 7
A piece of the flame-retardant sole material prepared in example 7, which was 10cm long, 5cm wide and 2cm long, was subjected to performance tests for oxidation resistance index and wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 8
A piece of the flame-retardant sole material prepared in example 8, which was 10cm long, 5cm wide and 2cm long, was subjected to performance tests for oxidation resistance index and wear rate according to the relevant standard test methods, and the test results were recorded.
Test example 9
A piece of the flame-retardant sole material prepared in example 9, which was 10cm long, 5cm wide and 2cm long, was subjected to performance tests for oxidation resistance index and wear rate according to the relevant standard test methods, and the test results were recorded.
Blank group 1
A piece of A-type flame-retardant sole material which is randomly purchased from the market and has the length of 10cm, the width of 5cm and the length of 2cm is taken, the performance test of the antioxidant index and the wear rate is carried out on the sole material according to the related standard test method, and the test result is recorded.
Blank group 2
A B-type flame-retardant sole material which is 10cm long, 5cm wide and 2cm long and randomly purchased from the market is taken, the performance test of the antioxidant index and the wear rate is carried out on the sole material according to the relevant standard test method, and the test result is recorded.
Blank group 3
A C-type flame-retardant sole material which is 10cm long, 5cm wide and 2cm long and randomly purchased from the market is taken, the performance test of the antioxidant index and the wear rate is carried out on the sole material according to the relevant standard test method, and the test result is recorded.
The test results of test examples 1-9 and blanks 1-3 are listed below:
according to the data in the table, the test results of the test examples 1 to 9 are significantly better than the test results of the blank groups 1 to 3, so that the sole materials in the examples 1 to 7 have better flame retardancy and are more wear-resistant compared with the sole materials in the prior art.
Comparative example
Comparative example 1
Preparing 40 parts of chloroprene rubber, 4 parts of methyl azodiisobutyrate, 15 parts of stearic acid, 12 parts of an accelerator TMTD, an accelerator M and an accelerator DM which are in a mass ratio of 2:3:5, 3 parts of an anti-aging agent consisting of an anti-aging agent 4010 and an anti-aging agent RD which are in a mass ratio of 7:5, 6 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide which are in a mass ratio of 3:4, 16 parts of nano argil, 3 parts of paraffin and 6 parts of sulfur as raw materials, adding the chloroprene rubber and dimethyl azodiisobutyrate into a high-temperature roller with the temperature of 120 ℃ together for mixing for 5min, firstly mixing the mixed mixture latex in an internal mixer for 15min, and then adding the stearic acid, the anti-aging agent, the auxiliary agent, the nano argil and the paraffin into the internal mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Taking a piece of the flame-retardant sole material with the length of 10cm, the width of 5cm and the length of 2cm, carrying out performance tests on the anti-oxidation index and the wear rate of the piece of sole material according to related standard test methods, and recording test results.
Comparative example 1
Preparing 40 parts of chloroprene rubber, 7 parts of methyl propylene, 15 parts of stearic acid, 12 parts of an accelerator TMTD, an accelerator M and an accelerator DM, which are in a mass ratio of 2:3:5, 3 parts of an antioxidant 4010 and an antioxidant RD, 6 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide, which are in a mass ratio of 3:4, 16 parts of nano argil, 3 parts of paraffin and 6 parts of sulfur as raw materials, adding the chloroprene rubber and the methyl propylene into a high-temperature roller at 120 ℃ for mixing for 5min, firstly mixing the mixed mixture in a latex mixer for 15min, and then adding the stearic acid, the antioxidant, the auxiliary agent, the nano argil and the paraffin into the mixer for mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Taking a piece of the flame-retardant sole material with the length of 10cm, the width of 5cm and the length of 2cm, carrying out performance tests on the anti-oxidation index and the wear rate of the piece of sole material according to related standard test methods, and recording test results.
Comparative example 1
Preparing 40 parts of chloroprene rubber, 15 parts of stearic acid, 12 parts of an accelerator TMTD, an accelerator M and an accelerator DM, 3 parts of an anti-aging agent 4010 and an anti-aging agent RD, 6 parts of an auxiliary agent consisting of magnesium oxide and zinc oxide, 16 parts of nano argil, 3 parts of paraffin and 6 parts of sulfur, wherein the mass ratio of the anti-aging agent to the anti-aging agent is 2:3:5, the mass ratio of the auxiliary agent to the anti-aging agent is 3:4, the auxiliary agent to the nano argil to the anti-aging agent is 6, the auxiliary agent to the nano argil to the paraffin to the mixture, and internally mixing for 20 min; and transferring the mixed material into an open mill, adding the accelerator and sulfur into the open mill at 160 ℃ together for vulcanization for 3h, taking out the mixed material after vulcanization, and standing for 30h to obtain the flame-retardant sole material.
Taking a piece of the flame-retardant sole material with the length of 10cm, the width of 5cm and the length of 2cm, carrying out performance tests on the anti-oxidation index and the wear rate of the piece of sole material according to related standard test methods, and recording test results.
The test results for comparative examples 1-3 are listed below:
from the test data in the table it can be derived: the test results in the comparative example are compared with those in the test examples, and the oxidation resistance index and the wear resistance are both remarkably reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 (10)
1. The flame-retardant sole material is characterized by comprising the following components in parts by weight:
30-50 parts of chloroprene rubber, 5-10 parts of methyl propylene, 3-5 parts of azodiisobutyrate, 12-18 parts of stearic acid, 10-15 parts of an accelerator, 1-5 parts of an anti-aging agent, 3-9 parts of an auxiliary agent, 12-20 parts of nano clay, 1-6 parts of paraffin and 5-8 parts of sulfur.
2. The flame-retardant sole material according to claim 1, which is characterized by comprising the following components in parts by weight:
33-46 parts of chloroprene rubber, 6-9 parts of methyl propylene, 3.4-4.5 parts of methyl azodiisobutyrate, 13-17 parts of stearic acid, 11-14 parts of an accelerator, 2-4 parts of an anti-aging agent, 4-8 parts of an auxiliary agent, 14-19 parts of nano clay, 2-5 parts of paraffin and 5.3-7.4 parts of sulfur.
3. The flame-retardant sole material according to claim 2, which is characterized by comprising the following components in parts by weight:
40 parts of chloroprene rubber, 7 parts of methyl propylene, 4 parts of azodiisobutyrate, 15 parts of stearic acid, 12 parts of an accelerator, 3 parts of an anti-aging agent, 6 parts of an auxiliary agent, 16 parts of nano clay, 3 parts of paraffin and 6 parts of sulfur.
4. The flame-retardant sole material according to any one of claims 1 to 3, wherein the accelerator comprises an accelerator TMTD, an accelerator M and an accelerator DM.
5. The flame-retardant sole material according to claim 4, wherein the mass ratio of the accelerator TMTD to the accelerator M to the accelerator DM is 2:3: 5.
6. The flame-retardant sole material according to any one of claims 1 to 3, wherein the anti-aging agent comprises an anti-aging agent 4010 and an anti-aging agent RD, and the mass ratio of the anti-aging agent 4010 to the anti-aging agent RD is 7: 5.
7. The flame-retardant sole material according to any one of claims 1 to 3, wherein the auxiliary agent comprises magnesium oxide and zinc oxide, and the mass ratio of the magnesium oxide to the zinc oxide is 3: 4.
8. A method for preparing a flame retardant sole material according to any one of claims 1 to 3, characterized by comprising the following steps:
(1) adding chloroprene rubber, methyl propyl butene and dimethyl azodiisobutyrate into a high-temperature roller together for mixing;
(2) firstly banburying the mixed mixture in a latex banbury mixer for 10-15 min, and then adding stearic acid, an anti-aging agent, an auxiliary agent, nano argil and paraffin into the banbury mixer for continuous banburying for 20-25 min;
(3) and (3) transferring the mixed material in the step (2) into an open mill, adding an accelerator and sulfur into the open mill together for vulcanization, taking out the mixed material after vulcanization, and standing for 25-45 h to obtain the flame-retardant sole material.
9. The preparation method of the flame-retardant sole material according to claim 8, wherein the temperature of the high-temperature roller is 100-120 ℃, and the mixing time is 5-7 min.
10. The preparation method of the flame-retardant sole material according to claim 8, wherein the internal temperature of the open mill is 150-180 ℃, and the vulcanization time of the material in the open mill is 3-3.5 hours.
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| CN202110529178.5A CN113512244A (en) | 2021-05-14 | 2021-05-14 | Flame-retardant sole material and preparation method thereof |
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| JP2001211905A (en) * | 2000-02-07 | 2001-08-07 | Sumitomo Rubber Ind Ltd | Sole and shoes |
| CN103951861A (en) * | 2014-05-26 | 2014-07-30 | 南京东亚橡塑制品有限公司 | Flame-retardant shoe sole material and preparation method thereof |
| CN107365434A (en) * | 2017-08-09 | 2017-11-21 | 江苏盾王科技集团有限公司 | A kind of lightweight dual-density shoe bottom sizing and its production technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001211905A (en) * | 2000-02-07 | 2001-08-07 | Sumitomo Rubber Ind Ltd | Sole and shoes |
| CN103951861A (en) * | 2014-05-26 | 2014-07-30 | 南京东亚橡塑制品有限公司 | Flame-retardant shoe sole material and preparation method thereof |
| CN107365434A (en) * | 2017-08-09 | 2017-11-21 | 江苏盾王科技集团有限公司 | A kind of lightweight dual-density shoe bottom sizing and its production technology |
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| 张志德等: "偶氮二异丁酸二甲酯合成研究", 《化工科技》 * |
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