CN103756580B - A kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof - Google Patents
A kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof Download PDFInfo
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- CN103756580B CN103756580B CN201410016045.8A CN201410016045A CN103756580B CN 103756580 B CN103756580 B CN 103756580B CN 201410016045 A CN201410016045 A CN 201410016045A CN 103756580 B CN103756580 B CN 103756580B
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- hot melt
- melt adhesive
- adhesive film
- petroleum resin
- cement footwear
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
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- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
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- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Abstract
The present invention relates to matrix material technical field, particularly relate to a kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof, comprise the raw material of following mass percent: EVA60 ~ 80%, petroleum resin 10 ~ 35%, paraffin 3 ~ 15%, oxidation inhibitor 0.5 ~ 2%; Of the present invention a kind of for the hot melt adhesive film at the bottom of cement footwear have adhesive power good, containing toxic substance, harmless, can not to the advantage of environment, utilize hot melt adhesive film of the present invention by outer bottom and bonding of the middle end, without the need to glue coated, bonding is firm, conforming product rate is high, preparation technology of the present invention is simple, easy to operate, is conducive to large-scale promotion application.
Description
Technical field
The present invention relates to matrix material technical field, particularly relate to a kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof.
Background technology
In prior art, sole comprises outer bottom and the middle end, and in the production process of sole, outer bottom and the middle end are first produced by Xie Cai enterprise respectively, and then it is as a whole to rely on glue to bond outer bottom and the middle end.
There is following defect in above sole structure: 1, glue is mixed with air, and adhesive power is bad, causes outer bottom to be easily separated with the middle end; 2, existing glue is generally containing toxic substance, causes damage, to environment to human body; 3, artificial glue coated, is difficult to coating evenly, causes conforming product rate low.
Based on above reason, market is needed a kind of material that can replace glue and outer bottom and the middle end be bondd badly.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, there is provided a kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof, have adhesive power good, containing toxic substance, harmless, can not to the advantage of environment, utilize hot melt adhesive film of the present invention by outer bottom and bonding of the middle end, without the need to glue coated, bonding is firm, conforming product rate is high, preparation technology of the present invention is simple, easy to operate, is conducive to large-scale promotion application.
The present invention is achieved through the following technical solutions.
For the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
Preferably, a kind of for the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
More preferably, a kind of for the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
EVA is ethane-acetic acid ethyenyl (vinyl acetate between to for plastic) ester copolymer, and it is obtained by ethene (E) and vinyl acetate (VA) copolymerization, and English name is: EthyleneVinylAcetate, referred to as EVA, or E/VAC.General vinyl acetate (VA) content is 5% ~ 40%.Compared with polyethylene, EVA owing to introducing VAM in molecular chain, thus reduces degree of crystallinity, improves snappiness, shock resistance, filler intermiscibility and heat seal performance.In general, the performance of EVA depends primarily on the content of vinyl acetate on molecular chain.Adjustable thus meet different application needs because forming component ratio, the content of vinyl acetate (VAcontent) is higher, its transparency, and pliability and toughness can improves relatively.
The application of EVA: (1) film, thin slice and laminate: have stopping property, binding property, flexibility, obdurability, austerity, is applicable to elastic packing film, heat-shrinkable film, agricultural film, food product packing film, laminate film, may be used for the middle layer of doing laminated polyolefin film.(2) general stores material: have snappiness, environmental stress crack resistance, the advantage that weathering resistance is good, applicable industrial material has power cord insulation suitcase, household electrical appliance accessory, window sealing material etc.(3) sundry goods class has sporting goods, toy, cushion, band, cover for sealed container, EVA rubber football etc.(4) auto parts machinery has shock absorber, mud guard, car internal and external ornament accessory etc.(5) foaming product: pressure expansion has foam plastic slippers, sandals, material of construction etc.Injection foaming has various industrial part, at the bottom of Socks for woman, and hotmelt etc.
Petroleum resin, petroleum resin (petroleumresin) are C5, C9 fractions of petroleum cracking institute by-product, and through a kind of thermoplastic resin of the explained hereafter such as pre-treatment, polymerization, distillation, it is not superpolymer, but molecular weight is between the oligopolymer of 300-3000.Petroleum resin generally can be categorized as C5alphatic (aliphatic class), C9aromatic (arene), DCPD (ring grease dienes, cycloaliphatic) and pure monomer (as polySM, the products such as AMS (alphamethylstyrene)) etc. four kinds of kenels, its ingredient is all hydrocarbon polymer, therefore is referred to as again hydrocarbon resin (hydrocarbonresins, HCR).
The application of petroleum resin: A, paint, main C9 petroleum resin, DCPD resin, the C5/C9 copolymer resins using high softening-point of paint, paint adds petroleum resin can increase paint finishes degree, improves paint film adhesion, hardness, acidproof, alkali resistance.B, rubber, rubber mainly uses the C5 petroleum resin of low softening point, C5/C9 copolymer resins and DCPD resin.This resinoid and natural rubber micelle have good mutual solubility, do not have large impact to Vulcanization Process of Rubber, add petroleum resin and can play thickening, reinforcement, softening effect in rubber.Particularly the adding of C5/C9 copolymer resins, not only can increase the bounding force between micelle, and the bounding force between micelle and cord thread can be improved, be applicable to the rubber item of the high requests such as radial.C, tackiness agent industry, petroleum resin have good cementability, add petroleum resin and can improve the bounding force of tackiness agent, acid resistance, alkali resistance and water tolerance, and effectively can reduce production cost in tackiness agent and Pressuresensitive Tape.D, ink industry, ink petroleum resin, mainly high softening-point C9 petroleum resin, DCPD resin.Add the effect that petroleum resin can play color development, quick-drying, blast in ink, improve the effects such as printing performance.E, coating industry, road sign and lines on road surface coating, petroleum resin have good sticking power to concrete or bituminous pavement, and wear resistance and water-tolerant, good affinity is had with inorganics, coating is easy, good weatherability, fast drying, solidness are high, and can improve the physicochemical property of layer, improves UV resistant and weathering resistance.Current petroleum resin traffic paint gradually main flow, demand goes up year by year.F, other, resin has certain nonsaturation, can be used for sizing agent for paper, plastic modifier etc.
Paraffin is the strange class wax of one extracted from some overhead product of oil, shale oil or other pitch mineral oil, is white or faint yellow translucency, has quite significantly crystalline structure.In chemistry, paraffin is the popular name of solid-state higher alkane mixture, and molecular formula is CnH2n+2, wherein n=20-40.Paraffin does not react with common chemical reagent, but can burn.
Paraffin is the one of mineral wax, is also the one of petroleum wax; It is from the lubricating oil distillate of crude distillation gained through solvent treatment, solvent dewaxing or through wax freezing and crystallizing, the obtained slack wax of squeezing dewaxing, then through solvent deoiling, refining and the sheet that obtains or needle crystal.Also known as crystalline wax, carbonatoms is about the hydrocarbon mixture of 18 ~ 30, and main ingredient is straight-chain paraffin (being about 80% ~ 95%), also has a small amount of band alkane of indivedual side chain and the single-ring naphthene (both add up to content less than 20%) of belt length side chain.Primary quality measure is fusing point and oleaginousness, and the former temperature resistant capability, the latter represents purity.
The application of paraffin: main component and the wrapping material being used as food and other commodity (as paraffin paper, wax crayon, candle, transfer paper), painting dressing, the cosmetic material of baking container, for fruit freshness preserving, improve rubber resistance to deterioration and increase the aspects such as snappiness, electric elements insulation, precision casting, also can be used for oxidation and generate synthetic fatty acid.
Oxidation inhibitor is a class chemical substance, when it only exists on a small quantity in polymeric system, just can delay or suppress the carrying out of polymkeric substance oxidising process, thus stops the aging of polymkeric substance and extend its work-ing life, and be otherwise known as " anti-aging agent ".The classification of oxidation inhibitor: 1, aromatic amine oxidation inhibitor, aromatic amine oxidation inhibitor, be also called rubber antioxidant, it is the class that production quantity is maximum, this kind antioxidant is cheap, and antioxidant effect is remarkable, but owing to making goods variable color, limit they light color and white article in application, be mainly used in plastics, synthon, latex, petroleum product, food, medicine and makeup.Important aromatic amine oxidation inhibitor has: the compounds such as pentanoic, Ursol D and dihydroquinoline and derivative thereof or polymkeric substance, can be used in the goods such as natural rubber, styrene-butadiene rubber(SBR), chloroprene rubber and polyisoprene rubber.2, Hinered phenols antioxidant, Hinered phenols antioxidant is that some have the phenolic compound of steric restriction, and their thermal oxidation resistance Be very effective, can not pollute goods, develops very fast.The kind of this kind antioxidant is a lot, and important product has: 2,6-, tri-grades of butyl-4-methylphenols, two (3,5-, tri-grades of butyl-4-hydroxy phenyls) thioether, four (β-(3,5-, tri-grades of butyl-4-hydroxy phenyls) propionic acid) pentaerythritol ester etc.This kind antioxidant is mainly used in plastics, synthon, latex, petroleum product, food, medicine and makeup.3, auxiliary antioxidant, thio-2 acid dibasic acid esters is a class auxiliary antioxidant, normal and Hinered phenols antioxidant is also used, Be very effective, as: thio-2 acid dibasic acid esters, normal and Hinered phenols antioxidant use, Be very effective, main products has: two Lauryl Alcohol ester, two ten four carbon alcohols esters and two octadecanol ester.Phosphorous acid ester is also auxiliary antioxidant, and main products has: three monooctyl esters, three the last of the ten Heavenly stems ester, three (Lauryl Alcohol) esters and three (16 carbon alcohol) ester etc.
The application of oxidation inhibitor: 1, oxidation inhibitor, can suppress or delay the oxidative degradation of plastics or rubber and increase the service life.2, oxidation inhibitor can prevent the acid number of lubricating oil, oil fuel or the rising of viscosity.3, oxidation inhibitor is again synthetic rubber (butylbenzene, butyronitrile, urethane, along fourth etc.), polyethylene, the stablizer of polyvinyl chloride, oxidation inhibitor is phenolic type antioxidant conventional in rubber, oxidation inhibitor is to natural rubber, along fourth, butylbenzene, butyl, isoamyl, butyronitrile, second third gradegrade C synthetic rubber, the thermo-oxidative ageing of CALCIUM ACRYLATE and latex product has protective effect, oxidation inhibitor more can suppress copper evil, with ozone-resistant and wax and with can weather-proof various factors infringement this product to cross-linked rubber easily disperse in rubber, oxidation inhibitor directly can be mixed into rubber or add in latex as dispersion, can be used for the sidewall manufacturing tire, white, the various rubber of gorgeous look and transparent color and milk-product and daily, health care, adhesive plaster, rubber overshoes and edible product rubber item, oxidation inhibitor also can be used as the stablizer of synthetic rubber aftertreatment and storage.4, the solubleness of oxidation inhibitor is: ethanol 25%(20), soya-bean oil 30%(25), Oleum Gossypii semen 20%(25) and, lard 40%(40).5, oxidation inhibitor can postpone becoming sour of food as foodstuff additive.Oxidation inhibitor is used for animal-plant oil and contains in the food of animal-plant oil.In addition, oxidation inhibitor also can be applicable in ink, tackiness agent, leather, casting, printing and dyeing, coating and electronic industry.6, oxidation inhibitor is also the stablizer of makeup, medicine etc.The addition of oxidation inhibitor: 0.01%-2%.7, oxidation inhibitor is the excellent antioxidant additive of various petroleum products, and its working temperature of oxidation inhibitor is 100 degree time, and antioxidant effect is best.Oxidation inhibitor is widely used in turbine oil, transformer oil, hydraulic efficiency oil, thermal oil, brake solution, spindle oil and precision optical machinery oil, paraffin antioxidizing and antigum agent.Oxidation inhibitor can directly or furnishing mother liquor add in goods.To improve the antioxygen property of product, extend its work-ing life.Oxidation inhibitor and long-chain alkalescence ZDDP, TCP metal deactivating rust-preventive agent compound use, can modulate the products such as antiwear hydraulic oil.Consumption is generally 0.1-1%.
Wherein, described oxidation inhibitor is antioxidant 1076.
Antioxidant 1076, Chinese β-positive octadecanol ester of (3,5-di-tert-butyl-hydroxy phenyl) propionic acid by name, molecular formula is C35H62O3, white or micro-yellow crystalline powder, and fusing point is 50 ~ 55 DEG C, nontoxic, water insoluble, dissolve in benzene, acetone, ethane and ester class equal solvent.Can be used as the oxidation inhibitor of the resins such as polyethylene, polypropylene, polystyrene, polyvinyl chloride, polymeric amide, ABS and vinylformic acid.There is the characteristics such as antioxidant is good, volatility is little, wash resistant.Can be used as the shaping used additives of packaging material for food.
Wherein, described EVA is obtained with mass ratio 1:1-5 copolymerization by vinyl acetate and ethene.
Generally, the EVA of vinyl acetate content below 5%, its main products is film, electric wire, LDPE properties-correcting agent, tackiness agent etc.; Vinyl acetate content is Elastic Film etc. at the EVA product of 5% ~ 10%; Vinyl acetate content, at the EVA of 20 ~ 28%, is mainly used in hotmelt and coated products; Vinyl acetate content is 5% ~ 45%, and main products is film (comprising agricultural film) and sheet material, injection moulding, moulded parts, foaming product, hotmelt etc.
Wherein, described petroleum resin are C5 petroleum resin, C9 petroleum resin or C5 petroleum resin and C9 petroleum resin are that the ratio of 2-3:1-2 mixes with mass ratio.
Preferably, the ratio of described petroleum resin to be C5 petroleum resin and C9 petroleum resin with mass ratio be 2-3:1-2 mixes, the petroleum resin using the C5 petroleum resin of this ratio and C9 petroleum resin to be mixed into significantly can strengthen the bounding force of hot melt adhesive film of the present invention, make the bonding at outer bottom and the middle end more firm, be not easy to come off.
Wherein, described paraffin is SEMI-REFINED PARAFFIN WAX, paraffin wax fully refined or scale wax.
Preferably, described paraffin is SEMI-REFINED PARAFFIN WAX.
SEMI-REFINED PARAFFIN WAX is particulate state white solid. its relative density increases with the rising of fusing point.Product chemistry good stability, oleaginousness is moderate, has good protection against the tide and insulating property, and plasticity-is good.The candle flame that SEMI-REFINED PARAFFIN WAX is produced is concentrated, smokelessly, and one's eyes drop millstones.For candle, wax crayon, paraffin paper, general telecommunication apparatus and short circuit and light industry, industrial chemicals.
For a preparation method for the hot melt adhesive film at the bottom of cement footwear, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 100-130 DEG C, and stirring velocity is 200-500r/min, and churning time is 1-4 minute;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 130-145 DEG C, and stirring velocity is 500-650r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating/blown film in casting machine/inflation film manufacturing machine obtain hot melt adhesive film.
Wherein, the casting temperature in described step C is 145-175 DEG C.
Wherein, the thickness of the hot melt adhesive film in described step C is 0.1-1mm.
Beneficial effect of the present invention is: the hot melt adhesive film that the present invention obtains have adhesive power good, containing toxic substance, harmless, can not to the advantage of environment, utilize hot melt adhesive film of the present invention by outer bottom and bonding of the middle end, without the need to glue coated, bonding is firm, conforming product rate is high, preparation technology of the present invention is simple, easy to operate, is conducive to large-scale promotion application.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1.
For the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
Wherein, described oxidation inhibitor is antioxidant 1076.
Wherein, described EVA is obtained with mass ratio 1:1 copolymerization by vinyl acetate and ethene.
Wherein, the ratio of described petroleum resin to be C5 petroleum resin and C9 petroleum resin with mass ratio be 2:1 mixes.
Wherein, described paraffin is SEMI-REFINED PARAFFIN WAX.
For a preparation method for the hot melt adhesive film at the bottom of cement footwear, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 100 DEG C, and stirring velocity is 500r/min, and churning time is 4 minutes;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 130 DEG C, and stirring velocity is 650r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating in casting machine obtain hot melt adhesive film.
Wherein, the casting temperature in described step C is 145 DEG C.
Wherein, the thickness of the hot melt adhesive film in described step C is 0.2mm.
Embodiment 2.
For the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
Wherein, described oxidation inhibitor is antioxidant 1076.
Wherein, described EVA is obtained with mass ratio 1:2 copolymerization by vinyl acetate and ethene.
Wherein, described petroleum resin are C5 petroleum resin.
Wherein, described paraffin is scale wax.
For a preparation method for the hot melt adhesive film at the bottom of cement footwear, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 110 DEG C, and stirring velocity is 400r/min, and churning time is 3 minutes;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 135 DEG C, and stirring velocity is 600r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating in casting machine obtain hot melt adhesive film.
Wherein, the casting temperature in described step C is 155 DEG C.
Wherein, the thickness of the hot melt adhesive film in described step C is 0.4mm.
Embodiment 3.
For the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
Wherein, described oxidation inhibitor is antioxidant 1076.
Wherein, described EVA is obtained with mass ratio 1:3 copolymerization by vinyl acetate and ethene.
Wherein, described petroleum resin are C9 petroleum resin.
Wherein, described paraffin is paraffin wax fully refined.
For a preparation method for the hot melt adhesive film at the bottom of cement footwear, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 120 DEG C, and stirring velocity is 300r/min, and churning time is 2 minutes;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 140 DEG C, and stirring velocity is 550r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating in casting machine obtain hot melt adhesive film.
Wherein, the casting temperature in described step C is 165 DEG C.
Wherein, the thickness of the hot melt adhesive film in described step C is 0.6mm.
Embodiment 4.
For the hot melt adhesive film at the bottom of cement footwear, comprise the raw material of following mass percent:
Wherein, described oxidation inhibitor is antioxidant 1076.
Wherein, described EVA is obtained with mass ratio 1:5 copolymerization by vinyl acetate and ethene.
Wherein, the ratio of described petroleum resin to be C5 petroleum resin and C9 petroleum resin with mass ratio be 2:2 mixes.
Wherein, described paraffin is SEMI-REFINED PARAFFIN WAX.
For a preparation method for the hot melt adhesive film at the bottom of cement footwear, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 130 DEG C, and stirring velocity is 200r/min, and churning time is 1 minute;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 145 DEG C, and stirring velocity is 500r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating in casting machine obtain hot melt adhesive film.
Wherein, the casting temperature in described step C is 175 DEG C.
Wherein, the thickness of the hot melt adhesive film in described step C is 0.8mm.
The above embodiment, just better embodiment of the present invention, be not limit the scope of the present invention, therefore all equivalences done according to structure, feature and the principle described in the present patent application the scope of the claims change or modify, and all should comprise in patent claim of the present invention.
Claims (7)
1. for the hot melt adhesive film at the bottom of cement footwear, it is characterized in that, comprise the raw material of following mass percent:
Wherein, described EVA is obtained with mass ratio 1:1-2 copolymerization by vinyl acetate and ethene;
Wherein, the ratio of described petroleum resin to be C5 petroleum resin and C9 petroleum resin with mass ratio be 2-3:1-2 mixes.
2. according to claim 1 a kind of for the hot melt adhesive film at the bottom of cement footwear, it is characterized in that: the raw material comprising following mass percent:
3. according to claim 1 a kind of for the hot melt adhesive film at the bottom of cement footwear, it is characterized in that: the raw material comprising following mass percent:
4. according to claim 1 a kind of for the hot melt adhesive film at the bottom of cement footwear, it is characterized in that: described oxidation inhibitor is antioxidant 1076.
5. according to claim 1 a kind of for the hot melt adhesive film at the bottom of cement footwear, it is characterized in that: described paraffin is SEMI-REFINED PARAFFIN WAX, paraffin wax fully refined or scale wax.
6. a kind of preparation method for the hot melt adhesive film at the bottom of cement footwear as described in claim 1-5 any one, is characterized in that, comprise following procedure of processing:
Steps A, the material of formula ratio is joined pre-mixing in high-speed mixer, obtain melting charge, wherein, melt temperature is 100-130 DEG C, and stirring velocity is 200-500r/min, and churning time is 1-4 minute;
Step B, melting charge steps A obtained join in twin screw extruder and extrude, and obtain hot melt adhesive tablet, and wherein, extrusion temperature is 130-145 DEG C, and stirring velocity is 500-650r/min;
Step C, the hot melt adhesive tablet of step B gained is joined curtain coating in casting machine obtain hot melt adhesive film, casting temperature is 145-175 DEG C.
7. a kind of preparation method for the hot melt adhesive film at the bottom of cement footwear according to claim 6, is characterized in that: the thickness of the hot melt adhesive film in described step C is 0.1-1mm.
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| CN201410016045.8A CN103756580B (en) | 2014-01-14 | 2014-01-14 | A kind of for hot melt adhesive film at the bottom of cement footwear and preparation method thereof |
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| CN105837922A (en) * | 2016-04-08 | 2016-08-10 | 科（福建）超纤有限责任公司 | A membrane specially used for midsole compositing and a preparing method thereof |
| CN106753057B (en) * | 2016-12-05 | 2018-06-15 | 林进柱 | A kind of method of footwear material waste recovery Hot-melt adhesives for shoemaking |
| CN110240876B (en) * | 2018-03-09 | 2023-10-27 | 安徽屹珹新材料科技有限公司 | Optical grade hot melt adhesive, optical grade hot melt adhesive tape and application |
| CN114190649B (en) * | 2021-12-22 | 2022-07-26 | 广州大草原鞋业有限公司 | Manufacturing process of waterproof climbing shoes |
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| CN101538450A (en) * | 2009-04-29 | 2009-09-23 | 同济大学 | High speed cigarette mouth building hot melt adhesive and preparation method thereof |
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| CN102703006A (en) * | 2012-06-28 | 2012-10-03 | 新乡市华洋粘合剂有限公司 | Hot melt adhesive and preparation method thereof |
| CN103387803A (en) * | 2013-07-01 | 2013-11-13 | 江苏达胜热缩材料有限公司 | Hot melt adhesive |
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Patent Citations (5)
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|---|---|---|---|---|
| CN101538450A (en) * | 2009-04-29 | 2009-09-23 | 同济大学 | High speed cigarette mouth building hot melt adhesive and preparation method thereof |
| CN102108269A (en) * | 2009-12-24 | 2011-06-29 | 上海理日化工新材料有限公司 | Ethylene-vinylacetate copolymer resin hot melt adhesive with high melting point, fast curing and low viscosity |
| CN102559078A (en) * | 2011-12-28 | 2012-07-11 | 广州鹿山新材料股份有限公司 | Hot melt adhesive membrane for bonding bi-metallic composite plate and preparing method thereof |
| CN102703006A (en) * | 2012-06-28 | 2012-10-03 | 新乡市华洋粘合剂有限公司 | Hot melt adhesive and preparation method thereof |
| CN103387803A (en) * | 2013-07-01 | 2013-11-13 | 江苏达胜热缩材料有限公司 | Hot melt adhesive |
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| CN103756580A (en) | 2014-04-30 |
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