CN106108235B - A kind of casting type polyurethane material for sole of shoe - Google Patents
A kind of casting type polyurethane material for sole of shoe Download PDFInfo
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- CN106108235B CN106108235B CN201610522486.4A CN201610522486A CN106108235B CN 106108235 B CN106108235 B CN 106108235B CN 201610522486 A CN201610522486 A CN 201610522486A CN 106108235 B CN106108235 B CN 106108235B
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/12—Making multilayered or multicoloured articles
- B29C39/123—Making multilayered articles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
- C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6614—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6618—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2410/00—Soles
Landscapes
- 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)
- Materials Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The present invention relates to a kind of casting type polyurethane material for sole of shoe, belong to the technical field of material for shoes.The casting type polyurethane material for sole of shoe of the present invention, including fabric sandwich layer, the outer surface upper of the fabric sandwich layer are formed with elastic polyurethane layer；The fabric sandwich layer is formed by spandex fibre and aramid fiber braiding；Polyamide cladding layer is pre-formed with before casting on the outer surface of the fabric sandwich layer.The elastic polyurethane layer is mixed to get casting composition by performed polymer component and oligomer component, and cast is obtained in a mold.Elastic polyurethane layer is good with fabric sandwich layer bonding performance in casting type polyurethane material for sole of shoe of the present invention, shows excellent shock resistance, and tearing strength is high, is adapted as the sole of sport footwear, basketball shoes, football boot, running shoes etc..
Description
Technical field
The present invention relates to the technical field of material for shoes, it is more particularly related to a kind of casting type polyurethane footwear
Bottom material.
Background technology
Shoes are the required articles of human lives, and continuing to develop with human civilization, footwear from species it is also continuous
It is enriched, for example Men's Leather Shoes, Women's Leather Shoes, playshoes, sport footwear, canvas shoe, chemical footwear, sandals, slippers and safety
The shoes of the various species such as footwear.
It is widely used to have leather, rubber, polyvinyl chloride and polyurethane, gather as the material for sole of shoe for these footwear
The natural materials such as ester or synthetic material.Wherein, polyurethane is a kind of macromolecule polymeric material between rubber and plastics, its
Contain the elastomeric polymer of more carbamate groups (- NHCOO-) in molecular backbone, be typical segmented copolymer material
Material.It is anti-that polyurethane generally carries out addition polymerization by raw material of polymer polyatomic alcohol, isocyanates, chain extender, crosslinking agent and a small amount of auxiliary agent
Answer and be made, with very high intensity and elongation, from the viewpoint of lightweight, polyurethane material is because density is low, machinery
Performance is good etc., and other characteristics with other materials there are Dominant Facies to have obtained widely should in material for sole of shoe than above-mentioned other materials
With.Polyurethane is superior in terms of mechanical performance, wearability, oil resistivity, and allows melt molding.But for poly- ammonia
It is insufficient as its intensity during the purposes such as sport footwear for ester footwear material, polyurethane is generally strengthened using fiber in prior art
The intensity of elastomer, but often there are problems that the combination between fiber and elastic polyurethane body interface, cause its mechanical property also
Need further raising.
The content of the invention
In order to solve above-mentioned technical problem of the prior art, it is an object of the invention to provide a kind of casting type polyurethane
Material for sole of shoe.
In order to realize foregoing invention purpose, present invention employs following technical scheme：
A kind of casting type polyurethane material for sole of shoe, it is characterised in that：Including fabric sandwich layer, the outer surface of the fabric sandwich layer
Upper is formed with elastic polyurethane layer；The fabric sandwich layer is formed by spandex fibre and aramid fiber braiding；The fabric core
Polyamide cladding layer is pre-formed with before casting on the outer surface of layer.
Wherein, elastic polyurethane layer is mixed to get casting composition by performed polymer component and oligomer component, and
Cast is obtained in mould.
Wherein, the performed polymer component is by the diisocyanate of 100 parts by weight, the PolyTHF of 150 ~ 155 parts by weight
The polyethylene glycol adipate of glycol, 62 ~ 70 parts by weight, and 10.2 ~ 12.5 parts by weight 2- vinyl -4,6- diaminostilbenes,
3,5- triazines are constituted, and NCO mass fraction is 5.2 ~ 5.6wt% in obtained performed polymer.
Wherein, the oligomer component is by the glycols chain extender of 85 ~ 95 parts by weight, the Diamines chain extension of 15 ~ 5 parts by weight
Agent, the episulfide compounds of 5.2 ~ 5.5 parts by weight, the catalyst of 0.1 ~ 0.2 parts by weight and optional additive are constituted.
Wherein, the weight ratio of the performed polymer component and oligomer component is 100：20.5~22.5.
The second aspect of the present invention further relates to a kind of preparation method of casting type polyurethane material for sole of shoe.The preparation side
Method, comprises the following steps：
(1) fabric sandwich layer is prepared, the fabric sandwich layer is formed by spandex fibre and containing aramid fiber braiding；
(2) performed polymer component and oligomer component are prepared；
(3) polyamide cladding layer is formed on the outer surface of the fabric sandwich layer；
(4) performed polymer component and oligomer component are well mixed, and are poured into the fabric for being formed with polyamide cladding layer
Elastic polyurethane layer is formed on the outer surface of sandwich layer.
Wherein, the performed polymer component, which is prepared by the following method, obtains：By the diisocyanate of 100 parts by weight, 150 ~
The polyethylene glycol adipate of the polytetrahydrofuran diol of 155 parts by weight, 62 ~ 70 parts by weight, and 10.2 ~ 12.5 parts by weight 2-
Vinyl -4,6- diamino-1,3,5-triazines reacts under the conditions of 90 ~ 105 DEG C in a kettle., is cooled to 40 DEG C, control is pre-
NCO mass fraction is 5.2 ~ 5.6wt% in aggressiveness, obtains sealing preserve after pre-polymer component, discharging；The oligomer component
It is prepared by the following method and obtains：By the glycols chain extender of 85 ~ 95 parts by weight, the Diamines chain extender of 15 ~ 5 parts by weight, 5.2
The episulfide compounds of ~ 5.5 parts by weight, the catalyst of 0.1 ~ 0.2 parts by weight and optional additive are mixed to get in a kettle.
Sealing preserve after oligomer component, discharging；The weight ratio of the performed polymer component and oligomer component is 100：20.5~22.5.
Compared with prior art, casting type polyurethane material for sole of shoe of the present invention has the advantages that：
Elastic polyurethane layer, table good with fabric sandwich layer bonding performance in casting type polyurethane material for sole of shoe of the present invention
Reveal excellent shock resistance, and tearing strength is high, is adapted as the footwear of sport footwear, basketball shoes, football boot, running shoes etc.
Bottom.
Embodiment
Casting type polyurethane material for sole of shoe of the present invention is further elaborated below with reference to specific embodiment,
To help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the invention, technical scheme.
The casting type polyurethane material for sole of shoe of the present invention, including fabric sandwich layer, and in two appearances of the fabric sandwich layer
The elastic polyurethane layer of face upper formation.Warp thread of the fabric sandwich layer by spandex fibre and the weft yarn containing aramid fiber are compiled
Knit and form.In order to strengthen the binding affinity and caking property between the fabric sandwich layer and elastic polyurethane layer, the fabric core
Polyamide cladding layer is pre-formed with before casting on the outer surface of layer.
In the present invention, what the block copolymer that the spandex fibre refers to using polyurethanes as main component was made
Fiber, it generally includes polyether-type and the two kinds of spandex fibre of polyester-type.The aramid fiber generally includes meta-aramid
（Aramid fiber 1313）And p-aramid fiber（Fanglun l414）, wherein meta-aramid refers to Fanglun 1313, aligns
Aramid fiber refers to Fanglun 1414.
In the present invention, the elastic polyurethane layer is mixed to get cast combination by performed polymer component and oligomer component
Thing, and pour into a mould and obtain in the mould for being pre-placed fabric sandwich layer.The weight ratio of the performed polymer component and oligomer component
For 100：20.5~22.5.Wherein, the performed polymer component by the diisocyanate of 100 parts by weight, 150 ~ 155 parts by weight it is poly-
The polyethylene glycol adipate of erythritan, 62 ~ 70 parts by weight, and 10.2 ~ 12.5 parts by weight 2- vinyl -4,6- bis-
NCO mass fraction is 5.2 ~ 5.6wt% in amino -1,3,5-triazines composition, obtained performed polymer.The oligomer component by
The glycols chain extender of 85 ~ 95 parts by weight, the Diamines chain extender of 15 ~ 5 parts by weight, the episulfide compounds of 5.2 ~ 5.5 parts by weight,
The catalyst of 0.1 ~ 0.2 parts by weight and optional additive are constituted.
The structural formula of the episulfide compounds is as follows：
R1、R2It is 1 ~ 5 alkylidene independently to represent carbon atom number, in the examples below as exemplarily, R1With
R2It is methylene.
The diisocyanate is selected from methyl diphenylene diisocyanate, toluene di-isocyanate(TDI), phenylene diisocyanate
Ester, XDI, 1,5- naphthalene diisocyanates, 3,3 '-two chloro- 4,4 '-diphenylmethane diisocyanates
Ester, IPDI, hexamethylene diisocyanate, 4,4 '-dicyclohexyl methyl hydride diisocyanate, hydrogenation of benzene two
Methylene diisocyanate etc..These organic multiple isocyanates can be used alone, or can use two or more simultaneously.It is excellent
Select toluene di-isocyanate(TDI)（TDI）, for example, TDI-80, TDI-100 etc. can be selected, in the examples below as exemplarily
TDI-80 is selected, it is actually that 2,4-TDI and 2,6-TDI mixture, and the weight ratio of the two are 80：20.
Wherein, described glycols chain extender for example can be BDO（BDO）, ethylene glycol (EG), a contracting diethyl
Glycol (DEG), 1,2-PD（1,2-PG）Deng.Described Diamines chain extender for example can be 3,5- dimethyl sulphur-baseds toluene two
Amine（DMTDA）At least one of or 3,5- diethyl toluene diamine (DETDA).The catalyst is selected from di lauric dibutyl
Tin, acetopyruvic acid zinc, zinc propionate, zinc octoate, 2 ethyl hexanoic acid zinc, zinc laurate, acetylacetone,2,4-pentanedione zirconium, four zirconium iso-propoxides, four-
Zirconium-n-butylate, four-zirconium tert-butoxide, 2 ethyl hexanoic acid zirconium etc..
Fabric sandwich layer uses the weaving manner of 2 × 2 fabrics in following examples and comparative example, and weight is 1.5 g/dm2,
The warp uses spandex covered yarn, and the parallel uses aramid fiber 1313.As do not illustrated, the two of fabric in following examples
Individual surface is equipped with the PA membrane of 50 μ m-thicks in advance, and heating causes polyamides film to melt and passes through pressure initiation polyamide cladding
Layer.
Embodiment 1
The casting type polyurethane material for sole of shoe of the present embodiment, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 150 parts by weight, the polyethylene glycol adipate (M=2000) of 70 parts by weight, and 12.5 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.2wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 85 parts by weight, the DMTDA of 15 parts by weight, the episulfide compounds of 5.2 parts by weight, the di lauric dibutyl of 0.1 parts by weight
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour to tin under the conditions of 50 DEG C in a kettle..（3）By above-mentioned pre-polymerization
Body component and oligomer component are at 50 DEG C according to 100：20.5 weight is then injected into 110 DEG C of mould than mixing（Set in advance
It is equipped with fabric sandwich layer）, die sinking after reaction 25min, product is put into after 100 DEG C of baking ovens cure 12 hours afterwards.
Embodiment 2
The casting type polyurethane material for sole of shoe of the present embodiment, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 155 parts by weight, the polyethylene glycol adipate (M=2000) of 62 parts by weight, and 10.2 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.5wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 95 parts by weight, the DMTDA of 5 parts by weight, the episulfide compounds of 5.5 parts by weight, the di lauric dibutyl of 0.1 parts by weight
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour to tin under the conditions of 50 DEG C in a kettle..（3）By above-mentioned pre-polymerization
Body component and oligomer component are at 50 DEG C according to 100：22.5 weight is then injected into 110 DEG C of mould than mixing（Set in advance
It is equipped with fabric sandwich layer）, die sinking after reaction 25min, product is put into after 100 DEG C of baking ovens cure 12 hours afterwards.
Embodiment 3
The casting type polyurethane material for sole of shoe of the present embodiment, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 152 parts by weight, the polyethylene glycol adipate (M=2000) of 68 parts by weight, and 11.5 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.3wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 90 parts by weight, the DMTDA of 10 parts by weight, the episulfide compounds of 5.3 parts by weight, the di lauric dibutyl of 0.1 parts by weight
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour to tin under the conditions of 50 DEG C in a kettle..（3）By above-mentioned pre-polymerization
Body component and oligomer component are at 50 DEG C according to 100：21.5 weight is then injected into 110 DEG C of mould than mixing（Set in advance
It is equipped with and handles obtained fabric sandwich layer by embodiment 1）, die sinking after reaction 25min, that product is put into 100 DEG C of baking ovens afterwards is ripe
After changing 12 hours.
Comparative example 1
The casting type polyurethane material for sole of shoe of this comparative example, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 152 parts by weight, the polyethylene glycol adipate (M=2000) of 68 parts by weight, and 11.5 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.3wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 90 parts by weight, the DMTDA of 10 parts by weight, the episulfide compounds of 5.3 parts by weight, the di lauric dibutyl of 0.1 parts by weight
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour to tin under the conditions of 50 DEG C in a kettle..（3）By above-mentioned pre-polymerization
Body component and oligomer component are at 50 DEG C according to 100：21.5 weight is then injected into 110 DEG C of mould than mixing（Do not formed
The fabric sandwich layer of polyamide cladding layer）, die sinking after reaction 25min, product is put into after 100 DEG C of baking ovens are cured 12 hours i.e. afterwards
Can.
Comparative example 2
The casting type polyurethane material for sole of shoe of this comparative example, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 152 parts by weight and 68 parts by weight polyethylene glycol adipate (M=2000) are in a kettle.
Reacted 1.5 ~ 2.0 hours under the conditions of 100 DEG C, be cooled to 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.3wt%, is obtained
To pre-polymer component, sealing preserve after discharging.（2）By the BDO of 90 parts by weight, the DMTDA of 10 parts by weight, 5.3 parts by weight ring
Sulphur compound, the dibutyl tin laurate of 0.1 parts by weight mix under the conditions of 50 DEG C obtain oligomeric in 1 hour in a kettle.
Sealing preserve after thing component, discharging.（3）By above-mentioned performed polymer component and oligomer component at 50 DEG C according to 100：21.5 weight
Than mixing, 110 DEG C of mould is then injected into（It is previously provided with fabric sandwich layer）, die sinking after reaction 25min, product put afterwards
Enter after 100 DEG C of baking ovens cure 12 hours.
Comparative example 3
The casting type polyurethane material for sole of shoe of this comparative example, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 152 parts by weight, the polyethylene glycol adipate (M=2000) of 68 parts by weight, and 11.5 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.3wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 90 parts by weight, the DMTDA of 10 parts by weight, the dibutyl tin laurate of 0.1 parts by weight are in a kettle. in 50 DEG C of bars
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour under part.（3）Above-mentioned performed polymer component and oligomer component are existed
50 DEG C according to 100：21.5 weight is then injected into 110 DEG C of mould than mixing（It is previously provided with fabric sandwich layer）, reaction
Die sinking after 25min, product is put into after 100 DEG C of baking ovens cure 12 hours afterwards.
Comparative example 4
The casting type polyurethane material for sole of shoe of this comparative example, which is prepared by the following method, to be obtained：（1）By 100 parts by weight
TDI-80, the PTMEG (M=1000) of 152 parts by weight, the polyethylene glycol adipate (M=2000) of 68 parts by weight, and 11.5 weight
2- vinyl -4,6- diamino-1,3,5-triazines of part reacts 1.5 ~ 2.0 hours under the conditions of 100 DEG C in a kettle., cooling
To 40 DEG C, the mass fraction for controlling NCO in performed polymer is 5.3wt%, obtains sealing preserve after pre-polymer component, discharging.（2）Will
The BDO of 100 parts by weight, the episulfide compounds of 5.3 parts by weight, 0.1 parts by weight dibutyl tin laurate in a kettle. in
Mixing obtains sealing preserve after oligomer component, discharging in 1 hour under the conditions of 50 DEG C.（3）By above-mentioned performed polymer component and oligomer
Component is at 50 DEG C according to 100：21.5 weight is then injected into 110 DEG C of mould than mixing（It is previously provided with fabric sandwich layer）,
Die sinking after reaction 25min, product is put into after 100 DEG C of baking ovens cure 12 hours afterwards.
Tensile property test, reference are carried out to embodiment and comparative sample the foundation GB/T2568-1995 prepared
GB529 measures tearing strength, and notched Chalpy impact intensity is measured according to GB/T1843-2008, enters according to GB/T6669-2008
Row compression set is tested, and the adhesive property between fabric sandwich layer and elastic polyurethane layer is evaluated according to T-shaped stripping means.Knot
Fruit is as shown in table 1.
Table 1
For the ordinary skill in the art, simply the present invention is exemplarily described for specific embodiment,
The obvious present invention, which is implemented, to be not subject to the restrictions described above, and is entered as long as employing the inventive concept and technical scheme of the present invention
The improvement of capable various unsubstantialities, or it is not improved by the present invention design and technical scheme directly apply to other occasions
, within protection scope of the present invention.
Claims (3)
1. a kind of casting type polyurethane material for sole of shoe, it is characterised in that：Including fabric sandwich layer, on the outer surface of the fabric sandwich layer
Cast is formed with elastic polyurethane layer；The fabric sandwich layer is formed by spandex fibre and aramid fiber braiding；The fabric sandwich layer
Outer surface on be pre-formed with polyamide cladding layer before casting；Elastic polyurethane layer by 100 parts by weight pre-polymerization
The oligomer component of body component and 20.5~22.5 parts by weight is mixed to get casting composition, and cast is obtained in a mold；Institute
State diisocyanate, the polytetrahydrofuran diol of 150~155 parts by weight, 62~70 weight of the performed polymer component by 100 parts by weight
The polyethylene glycol adipate of part, and 2- vinyl -4,6- diamino-1,3,5-triazines of 10.2~12.5 parts by weight are constituted,
NCO mass fraction is 5.2~5.6wt% in obtained performed polymer；The oligomer component by 85~95 parts by weight glycol
Class chain extender, the Diamines chain extender of 15~5 parts by weight, the episulfide compounds of 5.2~5.5 parts by weight, 0.1~0.2 parts by weight
Catalyst and optional additive constitute.
2. casting type polyurethane material for sole of shoe according to claim 1, it is characterised in that：The structure of the episulfide compounds
Formula is as follows：
Wherein, it is 1~5 alkylidene that R1, R2, which separately represent carbon number,.
3. a kind of preparation method of casting type polyurethane material for sole of shoe, it is characterised in that comprise the following steps：
(1) fabric sandwich layer is prepared, the fabric sandwich layer is formed by spandex fibre and containing aramid fiber braiding；
(2) performed polymer component and oligomer component are prepared；
(3) polyamide cladding layer is formed on the outer surface of the fabric sandwich layer；
(4) performed polymer component and oligomer component are well mixed, and are poured into the fabric sandwich layer for being formed with polyamide cladding layer
Outer surface on formed elastic polyurethane layer；The performed polymer component, which is prepared by the following method, to be obtained：By the two of 100 parts by weight
Isocyanates, the polytetrahydrofuran diol of 150~155 parts by weight, the polyethylene glycol adipate of 62~70 parts by weight, and 10.2
2- vinyl -4,6- diamino-1,3,5-triazines of~12.5 parts by weight reacts under the conditions of 90~105 DEG C in a kettle.,
40 DEG C are cooled to, the mass fraction for controlling NCO in performed polymer is 5.2~5.6wt%, obtains pre-polymer component, is sealed after discharging
Preserve；The oligomer component, which is prepared by the following method, to be obtained：By the glycols chain extender of 85~95 parts by weight, 15~5 weights
Measure the Diamines chain extender of part, the episulfide compounds of 5.2~5.5 parts by weight, the catalyst of 0.1~0.2 parts by weight and optional
Additive is mixed to get sealing preserve after oligomer component, discharging in a kettle.；The performed polymer component and oligomer component
Weight ratio be 100：20.5~22.5.
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| CN106108234A (en) * | 2016-07-05 | 2016-11-16 | 晋江市池店镇娇鹏贸易有限公司 | A kind of casting type polyurethane material for sole of shoe |
| CN108178917B (en) * | 2018-01-17 | 2020-10-09 | 晋江市池店镇娇鹏贸易有限公司 | Flex-resistant sole material |
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| CN201399931Y (en) * | 2008-12-01 | 2010-02-10 | 中山市坦洲镇银峰服装鞋材厂 | Fabric for shoes and boots |
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| CN105670274A (en) * | 2016-01-22 | 2016-06-15 | 华南理工大学 | Polyurethane elastomer used as counterweight guide shoe lining and preparation method and application of polyurethane elastomer |
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| CN1365378A (en) * | 1999-07-28 | 2002-08-21 | 陶氏化学公司 | Hydrogenated block polymers having elasticity and articles made therefrom |
| CN1747667A (en) * | 2003-02-05 | 2006-03-15 | 布朗鞋业公司 | Shoe sole and method |
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