CN106674485A - Low-density composite material for rapid demoulding shoes - Google Patents
Low-density composite material for rapid demoulding shoes Download PDFInfo
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- CN106674485A CN106674485A CN201611265570.9A CN201611265570A CN106674485A CN 106674485 A CN106674485 A CN 106674485A CN 201611265570 A CN201611265570 A CN 201611265570A CN 106674485 A CN106674485 A CN 106674485A
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- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/14—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined made of sponge, rubber, or plastic materials
-
- 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
-
- 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
- C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
- C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
- C08G18/425—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids the polyols containing one or two ether groups
-
- 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
- C08G18/4825—Polyethers containing two hydroxy groups
-
- 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
- C08G18/4829—Polyethers containing at least three hydroxy groups
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
-
- 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
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/015—Biocides
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0058—Biocides
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention relates to a low-density composite material for rapid demoulding shoes and belongs to the technical field of polyurethane synthesis. The low-density composite material is prepared from a component A and a component B, wherein the component A is prepared from the following raw materials in parts by weight: 100 parts of polyester polyol, 3 to 7 parts of a chain extender, 0.5 to 1 part of a crosslinking agent, 0.4 to 0.8 part of a foam stabilizer, 0.3 to 0.7 part of a foaming agent, 0.3 to 0.8 part of a mildew-proof aid and 1 to 2 parts of an amine catalyst; the component B is prepared from the following raw materials in parts by weight: 30 to 40 parts of polyether polyol and/or polyester polyol, 60 to 70 parts of isocyanate and 10 to 30 ppm of a storage stabilizer. Excellent performance of polyester and low-temperature flexibility and hydrolysis resistance of polyether are combined, so more comfortable elasticity and more durable service life are given to shoe pads and insoles; the mildew-proof aid is added, a convenient storage mode is given to the shoe pads and the insoles and the low-density composite material is more suitable for hostile environment and weather.
Description
Technical field
The present invention relates to a kind of fast demoulding footwear are expected with low-density combination, belong to polyurethane synthesis technical field.
Background technology
Polyurethane product has the advantages that wearability is good, intensity is high, elastic excellent, while different densities, hard can be made
The product variety of degree, greatly meets the individual demand in market, is widely used in sole, middle bottom, shoe pad.
With the increase that people are required shoes comfortableness, therewith to shoe pad, the requirement also more and more higher at middle bottom：Light,
Dimensionally stable is good, intensity is high, resiliency is good, absorbing sweat, deodorant, anti-mildew become etc., the wearability and anti tear of existing polyester product
Performance is good, the features such as polyether-type has hydrolysis, low temperature flexibility, the combination of polyethers and polyester type, can reach shoe pad
The maximization of advantage.
CN200710113879.0 discloses a kind of polyether-type shoe pad material, is carried using the polyethers of high activity low-unsaturation-degree
, there is open time length, low production efficiency in high-performance；CN200710134369.1 discloses a kind of low-density shoe pad
Material, foaming agent selects water and HCFC-141b, wherein 141b to there is a problem of not environmentally, be gradually replaced.
The content of the invention
It is an object of the invention to provide a kind of fast demoulding footwear expect that product prepared therefrom has elasticity with low-density combination
Good, light, dimensionally stable is good and the characteristics of good anti-mold effect.
Fast demoulding footwear of the present invention low-density combination material, is made up of component A and B component, wherein：
In terms of parts by weight, component A is made up of following raw material：
In terms of parts by weight, B component is made up of following raw material：
30~40 parts of polyether polyol and/or PEPA
60~70 parts of isocyanates
10~30ppm of storage stabilizing agent；
Wherein, the PEPA in the component A and B component is that the reaction of adipic acid, ethylene glycol and diethylene glycol is formed,
Its degree of functionality is 2, and number-average molecular weight is 1000~2000, and hydroxyl value is 50~80mg KOH/g, preferably by the poly- ammonia of the Nowe of Shandong one
The PE2515 and PE2520 of ester company limited, its number-average molecular weight is 1500~2000, and hydroxyl value is 54~80mg KOH/g；B groups
The degree of functionality 2~3 of the polyether polyol in part, molecular weight 2000~5000, hydroxyl value 25~40mg KOH/g, moisture ＜
0.05%, the SD-820 for preferably being produced by Shanghai Dongda Chemical Co., Ltd. or SD-5601.
In the component A chain extender be BDO, ethylene glycol or diethylene glycol, preferred ethylene glycol, diethylene glycol.
Cross-linking agent in the component A is the mixture of one or more in glycerol, diethanolamine or triethanolamine, excellent
Select glycerol and diethanolamine.
Foam stabiliser organic silicon surfactant in the component A, preferred U.S.'s gas chemical products company limited
One or two in foam stabilizer DC193, DC2525 of production.
Foaming agent in the component A is water.
Amines catalyst in the component A is the ethylene glycol solution containing 32~38wt% triethylene diamines, containing 32~
In diethylene glycol solution, the deferred class gel catalyst XD-104 of 38wt% triethylene diamines any one or more, XD-104
Manufacturer be US Air gasification chemical product company limited, preferred triethylene diamine content for 35wt% ethylene glycol solution and
XD-104。
The preferred RHA-DM-3 of mould proof auxiliary agent (Shanghai Runhe Nanometer Material Technology Co., Ltd's production) in the component A,
The addition of mould proof auxiliary agent can effectively suppress to kill most of mycete, improve shoe pad, the deodorant at middle bottom and anti-mildew degeneration, convenient cloudy
The storage of rainy day gas and the prolongation of storage time, improve the convenience for using.
Isocyanates in the B component are the isocyanide of 4,4- methyl diphenylene diisocyanates or Carbodiimide-Modified
Acid esters, preferred MDI-100 (commercially available, Yantai Wanhua Polyurethane Co., Ltd), 44C (commercially available, Bayer A.G),
One or more in MM103C (commercially available, BASF Co., Ltd), CD-C (commercially available, Bayer A.G)；Wherein, carbonization two
Imine modified MDI accounts for the 5~15% of isocyanates gross mass.
Reaction suppressor in the B component is phosphoric acid.
The preparation method of the combination material is comprised the following steps：
(1) PEPA in component A, chain extender, cross-linking agent, foam stabiliser, foaming agent and mould proof auxiliary agent are added
Enter in mixing kettle, after mix homogeneously, discharging, sealing preserve；
(2) polyether polyol and/or PEPA in B component is put in reactor, temperature is maintained at 50-60
DEG C, isocyanates are subsequently adding, 75~80 DEG C are warming up to, 0.5~1h of lower insulation reaction, sampling is detected, the mass content of-NCO
For 18~23%, cooling discharge, sealing preserve；
The using method of the combination material is as follows：
Amines catalyst in component A is added in the material obtained in above-mentioned steps (1) and is stirred, then by it
Be added separately in soles system casting machine with the material obtained in above-mentioned steps (2), material temperature control at 35~40 DEG C, sole mould
Tool temperature control is molded at 50 DEG C after 2~3min of moulding by casting.
The fast demoulding footwear low-density combination material of the present invention is mainly used in bottom, insole products in making.
Beneficial effects of the present invention are as follows：
(1) present invention with reference to polyester excellent properties and polyethers low-temperature flexibility and hydrolytic resistance, impart shoe pad and in
The more comfortable elastic and more durable useful life in bottom；
(2) addition of mould proof auxiliary agent gives shoe pad and the convenient storing mode in middle bottom and is more applicable for relatively rugged environment
And weather；
(3) the fast demoulding footwear using the present invention are low with the density that low-density combines the made shoe pad of material and middle bottom
(0.25~0.35g/cm3), short good stability of the dimension, demoulding time, elastic good, the mould proof convenient storage of soft comfortable, table
Face light is indefectible, and its production technology is scientific and reasonable, and production efficiency is high.
Specific embodiment
The present invention is described further with reference to embodiments.
Embodiment 1
Component A：PEPA (PE2515, the promise of Shandong one that degree of functionality is that 2, number-average molecular weight is 1500 are weighed respectively
Prestige polyurethane limited company produces) 100kg, (U.S.'s gas chemical products have for ethylene glycol 3kg, organosilicon foam stabilizer DC193
Limit company produces) 0.3kg, glycerol 0.8kg, water 0.65kg, RHA-DM-3 0.3kg, above raw material is placed in mixing kettle, mix
After closing uniformly, discharging, sealing preserve；
B component：Polyether polyol (SD-820, Shanghai Dongda Chemical Co., Ltd.'s production) 40kg is weighed, temperature is maintained at
55 DEG C, 4, the 4- methyl diphenylene diisocyanates of 54kg, phosphoric acid 2g, insulation reaction 1.2h at being warming up to 77 DEG C is added to add
The MDI of 6kg Carbodiimide-Modifieds, stirs 0.5h, and sampling detection, the mass content 19% ± 0.2 of-NCO is cooled to 40 DEG C and goes out
Material, sealing preserve；
When using, the ethylene glycol solution 1kg that triethylene diamine accounts for 35wt% is added in component A and is stirred, then
In mass ratio it is 100 by itself and B component:The ratio of 75-77 is added in soles system casting machine, and material temperature is controlled 35~40
DEG C, die for shoe-sole temperature control is molded at 50 DEG C after 2~3min of moulding by casting, and performance test results are shown in Table 1.
Embodiment 2
Component A：PEPA (PE2520, the promise of Shandong one that degree of functionality is that 2, number-average molecular weight is 2000 are weighed respectively
Prestige polyurethane limited company produces) 100kg, ethylene glycol 4kg, organosilicon foam stabilizer DC2525 (U.S.'s gas chemical products
Company limited produces) 0.2kg, DC193 0.3kg, diethanolamine 0.5kg, RHA-DM-3 0.4kg, XD-104 0.5kg, water
0.6kg, above raw material is placed in mixing kettle, after mix homogeneously, discharging, and sealing preserve；
B component：Polyether polyol (SD-820, Shanghai Dongda Chemical Co., Ltd.'s production) 30kg is weighed, temperature is maintained at
55 DEG C, 4, the 4- methyl diphenylene diisocyanates of 60kg, phosphoric acid 3g, insulation reaction 1.2h at being warming up to 77 DEG C is added to add
The MDI of 10kg Carbodiimide-Modifieds, stirs 0.5h, and sampling detection, the mass content 22.5% ± 0.2 of-NCO is cooled to 40
DEG C discharging, sealing preserve；
When using, the ethylene glycol solution 2kg that triethylene diamine accounts for 35wt% is added in component A and is stirred, then
In mass ratio it is 100 by itself and B component:The ratio of 60-62 is added in soles system casting machine, and material temperature is controlled 35~40
DEG C, die for shoe-sole temperature control is molded at 50 DEG C after 2~3min of moulding by casting, and performance test results are shown in Table 1.
Embodiment 3
Component A：PEPA (PE2515, the promise of Shandong one that degree of functionality is that 2, number-average molecular weight is 1500 are weighed respectively
Prestige polyurethane limited company produces) 100kg, ethylene glycol 5kg, diethylene glycol 2kg, the organosilicon foam stabilizer DC2525 (U.S.
Gas chemical products company limited produces) 0.6kg, glycerol 0.5kg, RHA-DM-3 0.5kg, XD-104 0.4kg, water 0.5kg,
Above raw material is placed in mixing kettle, after mix homogeneously, discharging, sealing preserve；
B component：Weigh polyether polyol (SD-820, Shanghai Dongda Chemical Co., Ltd.'s production) 30kg, SD5601
18kg, phosphoric acid 2g, temperature is maintained at 55 DEG C, adds 4, the 4- methyl diphenylene diisocyanates of 58kg, protects at being warming up to 77 DEG C
Temperature reaction 1.2h, adds the MDI of 4kg Carbodiimide-Modifieds, stirs 0.5h, sampling detection, and the mass content of-NCO is
19.9% ± 0.2, it is cooled to 40 DEG C of dischargings, sealing preserve；
When using, the ethylene glycol solution 1.2kg that triethylene diamine accounts for 35wt% is added in component A and is stirred, so
In mass ratio it is afterwards 100 by itself and B component:The ratio of 82-84 is added in soles system casting machine, and material temperature is controlled 35~40
DEG C, die for shoe-sole temperature control is molded at 50 DEG C after 2~3min of moulding by casting, and performance test results are shown in Table 1.
The performance test results of table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Density (Kg/m3) | 280 | 320 | 350 |
| Hardness (Shao C) | 28 | 37 | 52 |
| Tensile strength (MPa) | 3.98 | 4.24 | 4.52 |
| Tearing strength (MPa) | 21.23 | 23.10 | 25.62 |
| Elongation at break/% | 310 | 368 | 320 |
| Shrinkage factor | 1% | 0.8% | 0.5% |
| Dark and damp ambient storage 180 days | Without mycete speckle | Without mycete speckle | Without mycete speckle |
Remarks：(1) ambient temperature of hardness measurement is 25 ± 5 DEG C；Durometer standard selects ASKER C；
(2) metering system of shrinkage factor：The size of (size of the size of mould-make sample block)/sample block
(3) dark and damp environment depletion of YANG light irradiation, humidity more than 70%, more than 30 DEG C of temperature.
Claims (9)
1. a kind of fast demoulding footwear are expected with low-density combination, it is characterised in that：It is made up of component A and B component, wherein：
In terms of parts by weight, component A is made up of following raw material：
In terms of parts by weight, B component is made up of following raw material：
30~40 parts of polyether polyol and/or PEPA
60~70 parts of isocyanates
10~30ppm of storage stabilizing agent；
Wherein, the PEPA in the component A and B component is that the reaction of adipic acid, ethylene glycol and diethylene glycol is formed, its official
Energy degree is 2, and number-average molecular weight is 1000~2000, and hydroxyl value is 50~80mg KOH/g；The sense of the polyether polyol in B component
Degree 2~3, molecular weight 2000~5000, hydroxyl value 25~40mg KOH/g, moisture ＜ 0.05%.
2. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Chain extender is in component A
1,4- butanediols, ethylene glycol or diethylene glycol.
3. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Cross-linking agent in component A
For the mixture of one or more in glycerol, diethanolamine or triethanolamine.
4. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Foam in component A is steady
Determine agent organic silicon surfactant, foaming agent is water, model RHA-DM-3 of mould proof auxiliary agent, manufacturer is that Shanghai profit river is received
Rice material Science and Technology Ltd..
5. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Amine in component A is urged
Agent is that the ethylene glycol solution containing 32~38wt% triethylene diamines, the diethylene glycol containing 32~38wt% triethylene diamines are molten
In liquid, deferred class gel catalyst XD-104 any one or more, the manufacturer of XD-104 is that US Air gasifies chemical product
Company limited.
6. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Carbimide. in B component
Ester is the isocyanates of 4,4- methyl diphenylene diisocyanates or Carbodiimide-Modified.
7. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：Storage in B component is steady
Agent is determined for phosphoric acid.
8. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：
The preparation method of the combination material is comprised the following steps：
(1) PEPA in component A, chain extender, cross-linking agent, foam stabiliser, foaming agent and mould proof auxiliary agent are added to
In mixing kettle, after mix homogeneously, discharging, sealing preserve；
(2) polyether polyol and/or PEPA in B component is put in reactor, temperature is maintained at 50~60 DEG C,
Isocyanates are subsequently adding, 75~80 DEG C are warming up to, 0.5~1h of insulation reaction, sampling detection, the mass content of-NCO is 18~
23%, cooling discharge, sealing preserve；
The using method of the combination material is as follows：
Amines catalyst in component A is added in the material obtained in above-mentioned steps (1) and is stirred, then by its with it is upper
State the material obtained in step (2) to be added separately in soles system casting machine, material temperature control at 35~40 DEG C, die for shoe-sole temperature
Degree control is molded at 50 DEG C after 2~3min of moulding by casting.
9. fast demoulding footwear according to claim 1 are expected with low-density combination, it is characterised in that：For bottom in making and footwear
Pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611265570.9A CN106674485A (en) | 2016-12-31 | 2016-12-31 | Low-density composite material for rapid demoulding shoes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611265570.9A CN106674485A (en) | 2016-12-31 | 2016-12-31 | Low-density composite material for rapid demoulding shoes |
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| Publication Number | Publication Date |
|---|---|
| CN106674485A true CN106674485A (en) | 2017-05-17 |
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ID=58849674
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611265570.9A Pending CN106674485A (en) | 2016-12-31 | 2016-12-31 | Low-density composite material for rapid demoulding shoes |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108329451A (en) * | 2018-03-16 | 2018-07-27 | 惠州市鑫华骏贸易有限公司 | A kind of polyurethane foam sole and preparation method thereof |
| CN109096464A (en) * | 2018-07-05 | 2018-12-28 | 山东诺威聚氨酯股份有限公司 | Permeable shoe pads and preparation method thereof |
| CN109527702A (en) * | 2018-10-29 | 2019-03-29 | 浙江恒诚鞋业有限公司 | A kind of Antistatic shoe-pad and its production method |
| CN113354793A (en) * | 2021-05-20 | 2021-09-07 | 华大化学集团有限公司 | Polyurethane resin for insole of high-resilience insole and preparation method thereof |
| CN115703875A (en) * | 2021-08-16 | 2023-02-17 | 江苏赛胜新材料科技有限公司 | Lightweight and high-strength polyurethane high polymer material and preparation method and application thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108329451A (en) * | 2018-03-16 | 2018-07-27 | 惠州市鑫华骏贸易有限公司 | A kind of polyurethane foam sole and preparation method thereof |
| CN109096464A (en) * | 2018-07-05 | 2018-12-28 | 山东诺威聚氨酯股份有限公司 | Permeable shoe pads and preparation method thereof |
| CN109096464B (en) * | 2018-07-05 | 2020-12-18 | 山东一诺威聚氨酯股份有限公司 | Breathable insole and preparation method thereof |
| CN109527702A (en) * | 2018-10-29 | 2019-03-29 | 浙江恒诚鞋业有限公司 | A kind of Antistatic shoe-pad and its production method |
| CN113354793A (en) * | 2021-05-20 | 2021-09-07 | 华大化学集团有限公司 | Polyurethane resin for insole of high-resilience insole and preparation method thereof |
| CN115703875A (en) * | 2021-08-16 | 2023-02-17 | 江苏赛胜新材料科技有限公司 | Lightweight and high-strength polyurethane high polymer material and preparation method and application thereof |
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