CN104672718A - Heat-resistant PVC shoe material and preparation method thereof - Google Patents
Heat-resistant PVC shoe material and preparation method thereof Download PDFInfo
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- CN104672718A CN104672718A CN201510101239.2A CN201510101239A CN104672718A CN 104672718 A CN104672718 A CN 104672718A CN 201510101239 A CN201510101239 A CN 201510101239A CN 104672718 A CN104672718 A CN 104672718A
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- resistant pvc
- footwear material
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B1/00—Footwear characterised by the material
- A43B1/14—Footwear characterised by the material made of plastics
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
Abstract
The invention discloses a heat-resistant PVC shoe material which comprises components in parts by weight as follows: 10-20 parts of PVC resin, 5-10 parts of light calcium carbonate, 6-8 parts of nano titanium oxide, 1-5 parts of MBS, 2-3 parts of SMA, 3-8 parts of a plasticizer and 2-10 parts of a stabilizer. The invention further discloses a preparation method of the heat-resistant PVC shoe material. The heat-resistant PVC shoe material has excellent heat resistance, cannot be degraded at the high temperature, and is free of mechanical property loss, good in low-temperature flexibility, non-toxic and beneficial to environmental protection.
Description
Technical field:
The present invention relates to field of plastics processing, be specifically related to a kind of heat-resistant PVC footwear material.
Background technology:
Polyvinyl chloride (PVC) is a kind of macromolecular material using a chlorine atom to replace a hydrogen atom in polyethylene.The thermoplastic resin be polymerized under initiator effect by vinylchlorid is the homopolymer of vinylchlorid.Polyvinyl chloride is one of plastic prod that output is maximum in the world, and low price, is widely used.PVC has excellent fire-retardant, insulation, the chemical property such as wear-resistant, be widely used in the fields such as building materials, light industry, agricultural, especially at shoe-making field, due to its cheap price and excellent performance, PVC material substitutes other macromolecular materials gradually, but its thermotolerance is poor, easily decomposes under hot conditions.
Chinese patent (CN201210115846.0) discloses a kind of heat-resistant PVC profiled material, it is used as heat-proof modifier by interpolation heat-reactive phenolic resin, vinylbenzene, methyl methacrylate, N-phenyl maleimide synthesis of ternary multipolymer under the existence of initiator, although the resistance toheat of PVC well can be improved, but modified PVC poor plasticity, loss of mechanical properties is large, and in the process of synthesis of ternary multipolymer, the more difficult control of condition.
Summary of the invention:
The object of this invention is to provide a kind of heat-resistant PVC footwear material, it has excellent thermotolerance, and chance high temperature is non-degradable, and mechanical property free of losses, cryogenic subduing flexibility is good, nontoxic, is conducive to environment protection.
Another object of the present invention is to provide the preparation method of this heat-resistant PVC footwear material.
For achieving the above object, the present invention is by the following technical solutions:
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 10-20 part, light calcium carbonate 5-10 part,
Nano-titanium oxide 6-8 part, MBS 1-5 part,
SMA 2-3 part, softening agent 3-8 part,
Stablizer 2-10 part.
Preferred as technique scheme, a kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 18 parts, light calcium carbonate 6 parts,
Nano-titanium oxide 7 parts, MBS 4 parts,
SMA 2 parts, 5 parts, softening agent,
Stablizer 3 parts.
Preferred as technique scheme, the particle diameter of described light calcium carbonate is 30-60nm, and the particle diameter of described nano-titanium oxide is 20-30nm.
Preferred as technique scheme, described MBS is MBS.
Preferred as technique scheme, described SMA is styrene-maleic anhydride copolymer.
Preferred as technique scheme, described softening agent is epoxy soybean oil.
Preferred as technique scheme, described stablizer is the mixture of Zinic stearas and calcium stearate, and the two mass ratio is 1:2.
A preparation method for heat-resistant PVC footwear material, comprises the following steps:
(1) polyvinyl chloride resin, light calcium carbonate, nano-titanium oxide are added in mixing roll, at 100-120 DEG C, mixing 10-15min; Add MBS, SMA, softening agent, stablizer, continue mixing 5-10min;
(2) by the material after mixing by single screw extrusion machine, after extruding pelletization, then by injection moulding machine, injection moulding, obtains heat-resistant PVC footwear material.
Preferred as technique scheme, the condition of extruding pelletization described in step (2) is head temperature is 100-110 DEG C, and body temperature is 105-120 DEG C.
Compared with prior art, the present invention has following beneficial effect:
Inorganic nano-particle is as light calcium carbonate, the adding of nano-titanium oxide, and improve the rigidity of PVC material, the random motion of polyvinyl chloride resin segment is more difficult, also just needs higher temperature to realize, thus improves the thermotolerance of PVC matrix resin; In addition, when material is subject to External Force Acting, will produce crazing between inorganic nano-particle and matrix, consume a part of impact energy, thus stop crackle to further expand, the shock resistance of PVC material improves;
MBS, SMA and polyvinyl chloride resin have good consistency, it is dispersed in PVC matrix resin, be wound around with PVC segment in mixing middle meeting, thus the friction added between particle and particle, PVC particle is bonded together faster, facilitates the gelation of PVC material, this is more conducive to the crystallization of PVC material, the tap density of molecule is higher, and intermolecular distance diminishes, thus improves the thermotolerance of polyvinyl chloride resin;
PVC footwear material provided by the invention, nontoxic, also without toxic substance release in preparation process, be conducive to environment protection, technique is simple, and cost is low.
Embodiment:
For a better understanding of the present invention, below by embodiment, the present invention is further described, and embodiment, only for explaining the present invention, can not form any restriction to the present invention.
Embodiment 1
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 10 parts, light calcium carbonate 5 parts,
Nano-titanium oxide 6 parts, MBS 1 part,
SMA 2 parts, 3 parts, softening agent,
Stablizer 2 parts.
Its preparation method, comprises the following steps:
(1) 10 parts of polyvinyl chloride resins, 5 parts of light calcium carbonates, 6 parts of nano-titanium oxides are added in mixing roll, at 100 DEG C, mixing 10min; Add 1 part of MBS, 2 parts of SMA, 3 parts of softening agent, 2 parts of stablizers, continue mixing 5min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 120 DEG C, die temperature 150 DEG C, and singe screw rotating speed is 20r/min, and afterwards again by injection moulding machine, injection moulding at 170 DEG C, obtains heat-resistant PVC footwear material.
Embodiment 2
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 20 parts, light calcium carbonate 10 parts,
Nano-titanium oxide 8 parts, MBS 5 parts,
SMA 3 parts, 8 parts, softening agent,
Stablizer 10 parts.
Its preparation method, comprises the following steps:
(1) 20 parts of polyvinyl chloride resins, 10 parts of light calcium carbonates, 8 parts of nano-titanium oxides are added in mixing roll, at 120 DEG C, mixing 15min; Add 5 parts of MBS, 3 parts of SMA, 8 parts of softening agent, 10 parts of stablizers, continue mixing 10min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 180 DEG C, die temperature 170 DEG C, and singe screw rotating speed is 40r/min, and afterwards again by injection moulding machine, injection moulding at 180 DEG C, obtains heat-resistant PVC footwear material.
Embodiment 3
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 12 parts, light calcium carbonate 6 parts,
Nano-titanium oxide 7 parts, MBS 2 parts,
SMA 2 parts, 4 parts, softening agent,
Stablizer 4 parts.
Its preparation method, comprises the following steps:
(1) 12 parts of polyvinyl chloride resins, 6 parts of light calcium carbonates, 7 parts of nano-titanium oxides are added in mixing roll, at 105 DEG C, mixing 11min; Add 2 parts of MBS, 2 parts of SMA, 4 parts of softening agent, 4 parts of stablizers, continue mixing 6min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 130 DEG C, die temperature 155 DEG C, and singe screw rotating speed is 25r/min, and afterwards again by injection moulding machine, injection moulding at 172 DEG C, obtains heat-resistant PVC footwear material.
Embodiment 4
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 14 parts, light calcium carbonate 7 parts,
Nano-titanium oxide 8 parts, MBS 3 parts,
SMA 3 parts, 5 parts, softening agent,
Stablizer 6 parts.
Its preparation method, comprises the following steps:
(1) 14 parts of polyvinyl chloride resins, 7 parts of light calcium carbonates, 8 parts of nano-titanium oxides are added in mixing roll, at 108 DEG C, mixing 12min; Add 3 parts of MBS, 3 parts of SMA, 5 parts of softening agent, 6 parts of stablizers, continue mixing 7min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 140 DEG C, die temperature 160 DEG C, and singe screw rotating speed is 30r/min, and afterwards again by injection moulding machine, injection moulding at 174 DEG C, obtains heat-resistant PVC footwear material.
Embodiment 5
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 16 parts, light calcium carbonate 8 parts,
Nano-titanium oxide 6 parts, MBS 4 parts,
SMA 3 parts, 6 parts, softening agent,
Stablizer 8 parts.
Its preparation method, comprises the following steps:
(1) 16 parts of polyvinyl chloride resins, 8 parts of light calcium carbonates, 6 parts of nano-titanium oxides are added in mixing roll, at 115 DEG C, mixing 13min; Add 4 parts of MBS, 3 parts of SMA, 6 parts of softening agent, 8 parts of stablizers, continue mixing 8min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 150 DEG C, die temperature 165 DEG C, and singe screw rotating speed is 35r/min, and afterwards again by injection moulding machine, injection moulding at 176 DEG C, obtains heat-resistant PVC footwear material.
Embodiment 6
A kind of heat-resistant PVC footwear material, with parts by weight, comprises following component:
Polyvinyl chloride resin 18 parts, light calcium carbonate 9 parts,
Nano-titanium oxide 7 parts, MBS 4 parts,
SMA 2 parts, 7 parts, softening agent,
Stablizer 9 parts.
Its preparation method, comprises the following steps:
(1) 18 parts of polyvinyl chloride resins, 9 parts of light calcium carbonates, 7 parts of nano-titanium oxides are added in mixing roll, at 118 DEG C, mixing 14min; Add 4 parts of MBS, 2 parts of SMA, 7 parts of softening agent, 9 parts of stablizers, continue mixing 9min;
(2) by the material after mixing by single screw extrusion machine, extruding pelletization, processing condition are organism temperature 170 DEG C, die temperature 168 DEG C, and singe screw rotating speed is 38r/min, and afterwards again by injection moulding machine, injection moulding at 178 DEG C, obtains heat-resistant PVC footwear material.
Carry out performance test to heat-resistant PVC footwear material provided by the invention below, wherein comparative example is common outsourcing PVC footwear material, tests as follows:
(1) thermotolerance test
Carry out the resistance toheat of exosyndrome material with Vicat softening point, Vicat softening point is under certain Elevated Temperature Conditions, take sectional area as 1mm
2indentor point under the load of regulation, thrust sample 1mm dark time temperature, Vicat softening point is higher, and represent that the thermotolerance of material is better, the present invention tests according to GB/T 1633-2000, and test result is as shown in table 1:
Table 1
From table 1, PVC footwear material provided by the invention, has excellent resistance toheat.
(2) mechanical property
Test according to GB/T 1040-1992, test result is as shown in table 2:
Table 2
From table 2, compared with comparative example, heat-resistant PVC footwear material mechanical property provided by the invention is not lost, and tensile property is good.
Claims (9)
1. a heat-resistant PVC footwear material, is characterized in that, with parts by weight, comprises following component:
Polyvinyl chloride resin 10-20 part, light calcium carbonate 5-10 part,
Nano-titanium oxide 6-8 part, MBS 1-5 part,
SMA 2-3 part, softening agent 3-8 part,
Stablizer 2-10 part.
2. a kind of heat-resistant PVC footwear material as claimed in claim 1, is characterized in that, with parts by weight, comprise following component:
Polyvinyl chloride resin 18 parts, light calcium carbonate 6 parts,
Nano-titanium oxide 7 parts, MBS 4 parts,
SMA 2 parts, 5 parts, softening agent,
Stablizer 3 parts.
3. a kind of heat-resistant PVC footwear material as claimed in claim 1, is characterized in that, the particle diameter of described light calcium carbonate is 30-60nm, and the particle diameter of described nano-titanium oxide is 20-30nm.
4. a kind of heat-resistant PVC footwear material as claimed in claim 1, it is characterized in that, described MBS is MBS.
5. a kind of heat-resistant PVC footwear material as claimed in claim 1, it is characterized in that, described SMA is styrene-maleic anhydride copolymer.
6. a kind of heat-resistant PVC footwear material as claimed in claim 1, it is characterized in that, described softening agent is epoxy soybean oil.
7. a kind of heat-resistant PVC footwear material as claimed in claim 1, it is characterized in that, described stablizer is the mixture of Zinic stearas and calcium stearate, and the two mass ratio is 1:2.
8. the preparation method of a kind of heat-resistant PVC footwear material as described in as arbitrary in claim 1 to 7, is characterized in that, comprise the following steps:
(1) polyvinyl chloride resin, light calcium carbonate, nano-titanium oxide are added in mixing roll, at 100-120 DEG C, mixing 10-15min; Add MBS, SMA, softening agent, stablizer, continue mixing 5-10min;
(2) by the material after mixing by single screw extrusion machine, after extruding pelletization, then by injection moulding machine, injection moulding, obtains heat-resistant PVC footwear material.
9. the preparation method of a kind of heat-resistant PVC footwear material as claimed in claim 8, is characterized in that, the condition of extruding pelletization described in step (2) is head temperature is 100-110 DEG C, and body temperature is 105-120 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510101239.2A CN104672718A (en) | 2015-03-09 | 2015-03-09 | Heat-resistant PVC shoe material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510101239.2A CN104672718A (en) | 2015-03-09 | 2015-03-09 | Heat-resistant PVC shoe material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778337A (en) * | 2016-03-23 | 2016-07-20 | 陈逸君 | PVC (polyvinyl chloride) elastomer and method for preparing same |
| CN111303555A (en) * | 2020-03-10 | 2020-06-19 | 浙江和和塑胶有限公司 | Antibacterial PVC rain shoes and preparation process thereof |
| CN111363265A (en) * | 2020-03-10 | 2020-07-03 | 浙江和和塑胶有限公司 | Environment-friendly oil-resistant PVC rain shoes and preparation process thereof |
| CN114395199A (en) * | 2021-12-22 | 2022-04-26 | 浙江三益鞋业有限公司 | Heat-resistant shoe material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778337A (en) * | 2016-03-23 | 2016-07-20 | 陈逸君 | PVC (polyvinyl chloride) elastomer and method for preparing same |
| CN111303555A (en) * | 2020-03-10 | 2020-06-19 | 浙江和和塑胶有限公司 | Antibacterial PVC rain shoes and preparation process thereof |
| CN111363265A (en) * | 2020-03-10 | 2020-07-03 | 浙江和和塑胶有限公司 | Environment-friendly oil-resistant PVC rain shoes and preparation process thereof |
| CN114395199A (en) * | 2021-12-22 | 2022-04-26 | 浙江三益鞋业有限公司 | Heat-resistant shoe material and preparation method thereof |
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Application publication date: 20150603 |