CN108977154A - A kind of method of polyureas spraying shoemaking - Google Patents
A kind of method of polyureas spraying shoemaking Download PDFInfo
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- CN108977154A CN108977154A CN201810753357.5A CN201810753357A CN108977154A CN 108977154 A CN108977154 A CN 108977154A CN 201810753357 A CN201810753357 A CN 201810753357A CN 108977154 A CN108977154 A CN 108977154A
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- Prior art keywords
- polyetheramine
- polyureas
- sole
- component
- parts
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/02—Polyureas
-
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
-
- 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
- C08G18/50—Polyethers having heteroatoms other than oxygen
- C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
- C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses a kind of methods of polyureas spraying shoemaking, include the following steps: that (1) prepares the component A and B component of polyureas spray liniment；(2) spray treatment is carried out to the sole that surface treated is crossed using step (1) resulting component A and step (1) resulting B component；(3) vamp is covered after shoe tree, then be placed on step (2) resulting sole, the junction of vamp and sole is carried out to prolong side spraying using using step (1) resulting component A and step (1) resulting B component.The method of polyureas spraying shoemaking of the invention, it both can be by the thickness control of bottom covering in 0.5 ± 0.05mm, in the case where the weight saving of shoes, wearability and antiskid property do not decline because of weight saving, wearability is up to 40, for skid resistance up to 0.73, the loss of physical efficiency can be reduced by being conducive to consumer during exercise；Polyureas spray liniment of the invention can be formed with fast speed, reduced process and energy loss, greatly improved production efficiency and the market competitiveness.
Description
Technical field
The present invention relates to technical field of shoe making, in particular to a kind of method of polyureas spraying shoemaking.
Background technique
Shoes are a kind of tools that people protect the foot against wound.Chinese shoemaking passes through nearly development in 20 years, and Drawing upon is high-quality
Investment environment and human resources advantage, have been built up perfect vertical industry chain, form the production of various footwear
Industry cluster, establish the research and development centre and resource center etc. of perfect shoes industry finished product and footwear material market and footwear.Shoes are general
The sole for all including upper of a shoe and being connected with upper of a shoe, and upper of a shoe then includes in vamp and village.In shoe-making process, mainly include sole at
The techniques such as the fitting of type, upper of a shoe and sole.Traditional footwear art has following defects that
(1) vamp and sole to be bonded process various, mainly have bottom surface processing, baking, gluing, baking, fitting plus
Pressure, cooling and shaping, processing flow is long, needs a large amount of artificial, energy consumptions and material, production efficiency very low；
(2) sole is usually in the fitting wear-resisting preferable rubber sole of one layer of 3~5mm in indsole, and such indsole plays
Comfortable pooling feature, outsole play wear-resisting and skid-proof function, but can make whole double shoes gross weights high in this way, allow consumerism when
More energy can be consumed.
Summary of the invention
The purpose of the present invention is intended to provide one kind, to solve the above technical problems.
To achieve the goals above, the technical solution of the present invention is as follows:
A kind of method of polyureas spraying shoemaking provided by the invention, includes the following steps:
(1) preparation of polyureas spray liniment:
Take following raw materials according to parts by weight: 30~70 parts of diisocyanate, 30~70 parts of polyether polyol；It will be described
It after diisocyanate is mixed with the polyether polyol, is reacted 1~4 hour at 60~100 DEG C, obtains A group through cooling, packaging
Point；
Take following raw materials according to parts by weight: 60~90 parts of bifunctionality polyetheramine, three-functionality-degree polyetheramine 10~40
Part, the bifunctionality polyetheramine and the three-functionality-degree polyetheramine are uniformly mixed, B component is made；
(2) by the resulting component A of step (1) and step (1) resulting B component 1~10 ︰, 1 fixed mass ratio spray gun
After being measured, pressurizeed, being heated up, base coat is sprayed on the sole that surface treated is crossed and formed by spray gun, is sprayed
Treated sole；
(3) vamp is covered after shoe tree, then be placed on step (2) resulting sole, by spray gun to vamp and sole
Junction prolong while spray and formed prolong while coating so that vamp is sticked together with sole by polyureas spray liniment, then
Inspection, is packaged to be finished product at deburring.
Preferably, in the step (1), the polyether polyol is polyether Glycols, and molecular weight is 1000~4000.
Preferably, in the step (1), the diisocyanate is selected from hexamethylene diisocyanate, diphenyl-methane two
One of isocyanates is a variety of.
Preferably, in the step (1), the diisocyanate is isocyanates MDI50.
Preferably, in the step (1), the bifunctionality polyetheramine is selected from polyetheramine D-230, polyetheramine D-400, gathers
One of ether amines D-2000 or a variety of.
It is further preferred that the bifunctionality polyetheramine includes polyetheramine D-400, polyetheramine D- in the step (1)
2000, wherein the mass ratio of the polyetheramine D-400 and polyetheramine D-2000 is 0.5~2:1.
Preferably, in the step (1), the three-functionality-degree polyetheramine is in polyetheramine T-403, polyetheramine T-5000
It is one or more.
It is further preferred that the three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T- in the step (1)
5000, wherein the mass ratio of the polyetheramine T-403 and the polyetheramine T-5000 are 0.1~1:1.
Preferably, in the step (2), the thickness control of the base coat is in 0.4~0.6mm.
Preferably, in the step (3), the width for prolonging side coating is 0.1~0.3mm.
Compared with prior art, the beneficial effects of the present invention are:
(1) outsole application aspect: traditional footwear art is the fitting wear-resisting preferable rubber of one layer of 3~5mm under sole
Outsole, such sole can just play comfortable pooling feature, and rubber sole plays wear-resisting and skid-proof function, and rubber in the market is big
Bottom product weight is larger, can make whole double shoes gross weights high in this way, more energy can be consumed by allowing when consumerism.It will be of the invention
Polyureas spray liniment is sprayed into sole, and coating thickness is controlled in 0.5 ± 0.05mm；With the weight phase of sole made of conventional method
Than reducing at least 50g/ only using the weight of shoes made of method of the invention, the feelings of the weight saving of shoes through detecting
Under condition, wearability and antiskid property do not decline because of weight saving, and the damage of physical efficiency can be reduced by being conducive to consumer during exercise
Consumption, for wearability up to 40, skid resistance complies with standard specification up to 0.73.
(2) vamp and Sole moulding application: traditional vamp and sole to be bonded process various, mainly have at bottom surface
Reason, baking, gluing, baking, fitting, pressurization, cooling and shaping.Processing flow is long, needs a large amount of artificial, energy consumptions and material, production
Efficiency is very low；And use polyureas spray liniment of the invention that can form with fast speed, reduce that process is artificial and energy loss, simultaneously
Greatly improve production efficiency and the market competitiveness.
(3) technology mode: the method for polyureas spraying shoemaking of the invention, which uses, avoids what mixing in conventional gun sprayed again
Cleaning problem, mixing sprays reaction blockage problem when can make in two kinds of raw materials in rifle without air pressure again in traditional rifle, outside rifle
Mixing overcomes this disadvantage.In addition, traditional spray gun can only spray volume 1:1 two kinds of raw materials and diameter can not be sprayed be less than
The product of 5cm, such high pressure collision type mixed spraying equipment can carry out tune of the volume ratio from 10:1 to 1:1 by regulating valve
Section；It is this to adjust the diversification adjusted for properties of product by due to the problem of reducing cleaning spray gun blocking, improving to be important
Production efficiency and pollution of the cleaning solvent to environment is reduced, reduces the discharge of VOC, while also reducing to operator's
Harmfulness.
Specific embodiment
Specific embodiments of the present invention will be further explained below.It should be noted that for these implementations
The explanation of mode is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, invention described below
Technical characteristic involved in each embodiment can be combined with each other as long as they do not conflict with each other.
A kind of method of polyureas spraying shoemaking provided by the invention, includes the following steps:
(1) preparation of polyureas spray liniment:
Take following raw materials according to parts by weight: 30~70 parts of diisocyanate, 30~70 parts of polyether polyol；It will be described
It after diisocyanate is mixed with the polyether polyol, is reacted 1~4 hour at 60~100 DEG C, obtains A group through cooling, packaging
Point；
Take following raw materials according to parts by weight: 60~90 parts of bifunctionality polyetheramine, three-functionality-degree polyetheramine 10~40
Part, the bifunctionality polyetheramine and the three-functionality-degree polyetheramine are uniformly mixed, B component is made；
(2) by the resulting component A of step (1) and step (1) resulting B component 1~10 ︰, 1 fixed mass ratio spray gun
After being measured, pressurizeed, being heated up, base coat is sprayed on the sole that surface treated is crossed and formed by spray gun, is sprayed
Treated sole；
(3) vamp is covered after shoe tree, is placed on step (2) resulting sole, by step (1) resulting component A
It is measured with step (1) resulting B component in the spray gun of 1~10 ︰, 1 fixed mass ratio, pressurizes, heats up, by spray gun to shoes
Face and the junction of sole prolong while spray and formed prolong while coating so that vamp is sticked in sole by polyureas spray liniment
Together, it then examines, deburring, be packaged to be finished product.
In embodiments of the present invention, in the step (1), the polyether polyol is polyether Glycols, and molecular weight is
1000~4000.
In embodiments of the present invention, in the step (1), the diisocyanate is selected from hexa-methylene diisocyanate
One of ester, '-diphenylmethane diisocyanate are a variety of.
In embodiments of the present invention, in the step (1), the diisocyanate is isocyanates MDI50.
In embodiments of the present invention, in the step (1), the bifunctionality polyetheramine is selected from polyetheramine D-230, gathers
One of ether amines D-400, polyetheramine D-2000 or a variety of.
Further, in the step (1), the bifunctionality polyetheramine includes polyetheramine D-400, polyetheramine D-
2000, wherein the mass ratio of the polyetheramine D-400 and polyetheramine D-2000 is 0.5~2:1.
In embodiments of the present invention, in the step (1), the three-functionality-degree polyetheramine is selected from polyetheramine T-403, gathers
One of ether amines T-5000 or a variety of.
Further, in the step (1), the three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-
5000, wherein the mass ratio of the polyetheramine T-403 and the polyetheramine T-5000 are 0.1~1:1.
In embodiments of the present invention, in the step (2), the thickness control of the base coat is in 0.4~0.6mm.
In embodiments of the present invention, in the step (2), the sole that the surface treated is crossed is using following methods
It is made:
In the external coating surface treating agent of sole, then be placed on 70~90 DEG C baking oven drying, it is spare.
The main function being surface-treated to sole is the polarity for enhancing base material, makes it easier for spraying with polyureas
Bonding between agent.
In embodiments of the present invention, in the step (2) and step (3), the resulting component A of step (1) and step (1)
The initial temperature of resulting B component is not less than 10 DEG C.
In embodiments of the present invention, in the step (2) and step (3), the host pressure of the spray gun is 55~
77Kg/cm2, temperature is 60~80 DEG C, and the spray pressure difference of two components is not higher than 15kg/cm in spray gun mixing chamber2。
In embodiments of the present invention, in the step (3), the width for prolonging side coating is 0.1~0.3mm.
It is understood that the present invention uses different surface treating agents to the sole of different materials.Specifically, when described
When sole is rubber material, the surface treating agent is rubber finishing agent；When the sole is EVA material, at the surface
Reason agent is the agent of EVA material treatment with irradiation.
Embodiment and comparative example is described in detail below.
Isocyanates MDI50 in following embodiment is purchased from Shandong Yantai Wanhua Chemical Co., Ltd., polyether polyol purchase
From Shandong Dong great Chemical Co., Ltd., polyetheramine D-400, polyetheramine D-2000, polyetheramine D-403, polyetheramine D-5000 are purchased
From HUNTSMAN.
The sole that surface treated is crossed in following embodiment of following methods by being made:
In the external coating surface treating agent of sole, then be placed on 80 ± 2 DEG C baking oven drying, it is spare, wherein the shoes
When bottom is rubber material, the surface treating agent is rubber finishing agent.
High pressure collision type mixed spraying equipment employed in following embodiment is purchased from U.S.'s Graco.
Embodiment 1
The preparation and construction method of a kind of polyureas spray liniment provided in this embodiment, include the following steps:
(1) preparation of polyureas spray liniment:
Take following raw material according to parts by weight: 50 parts of isocyanates MDI50, polyether polyol (molecular weight 1000)
50 parts；It after isocyanates MDI50 is mixed with polyether polyol, is reacted 2 hours at 80 DEG C, obtains component A through cooling, packaging；
Following raw material according to parts by weight: 80 parts of bifunctionality polyetheramine, 20 parts of three-functionality-degree polyetheramine is taken, it is described double
Degree of functionality polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the polyetheramine D-400's and polyetheramine D-2000
Mass ratio be 1:1；The three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyetheramine
The mass ratio of T-403 and the polyetheramine T-5000 are 0.2:1；Bifunctionality polyetheramine and three-functionality-degree polyetheramine are mixed equal
It is even, B component is made.
(2) the resulting component A of step (1), step (1) resulting B component are clashed in the high pressure of 1.1:1 fixed mass ratio
After being measured, pressurizeed in formula mixed spraying equipment, being heated up, it is sprayed by spray gun on the sole that surface treated is crossed, and formed
Base coat (thickness control of base coat is in 0.5 ± 0.05mm), the sole after obtaining spray treatment, weighs and records sole
Quality, wherein the initial temperature of component A and B component be not less than 10 DEG C, set spraying equipment host pressure as 55~77Kg/
cm2, temperature is 70 DEG C, and the spray pressure difference of two components is not higher than 15kg/cm in spray gun mixing chamber2。
(3) it after covering vamp on shoe tree, is placed on the sole after spray treatment, then by step (1) resulting A
Component and step (1) resulting B component measured in the high pressure collision type mixed spraying equipment of 1.1:1 fixed mass ratio,
After pressurization, heating, prolong side spraying by junction of the spray gun to vamp and sole, and is formed and prolonged in coating (coating when prolonging
Width control in 0.2 ± 0.05mm), so that vamp is sticked together with sole by polyureas spray liniment, by spray coated shoes
Son tests, deburring, packaging；Wherein, the initial temperature of component A and B component is not less than 10 DEG C, sets spraying equipment host pressure
Power is 55~77Kg/cm2, temperature is 70 DEG C, and the spray pressure difference of two components is not higher than 15kg/cm in spray gun mixing chamber2。
Embodiment 2
The preparation and construction method of a kind of polyureas spray liniment provided in this embodiment, include the following steps:
(1) preparation of polyureas spray liniment:
Take following raw material according to parts by weight: 30 parts of isocyanates MDI50, polyether polyol (molecular weight 1000)
70 parts；It after isocyanates MDI50 is mixed with polyether polyol, is reacted 3 hours at 70 DEG C, obtains component A through cooling, packaging；
Following raw material according to parts by weight: 80 parts of bifunctionality polyetheramine, 20 parts of three-functionality-degree polyetheramine is taken, it is described double
Degree of functionality polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the polyetheramine D-400's and polyetheramine D-2000
Mass ratio be 2:1；The three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyetheramine
The mass ratio of T-403 and the polyetheramine T-5000 are 0.1:1；Bifunctionality polyetheramine and three-functionality-degree polyetheramine are mixed equal
It is even, B component is made.
(2) according to (2) the step of embodiment 1 and step (3), shoes are made.
Embodiment 3
The preparation and construction method of a kind of polyureas spray liniment provided in this embodiment, include the following steps:
(1) preparation of polyureas spray liniment:
Take following raw material according to parts by weight: 70 parts of isocyanates MDI50, polyether polyol (molecular weight 1000)
30 parts；It after isocyanates MDI50 is mixed with polyether polyol, reacts 1~4 hour at 60~100 DEG C, is obtained through cooling, packaging
Obtain component A；
Following raw material according to parts by weight: 90 parts of bifunctionality polyetheramine, 10 parts of three-functionality-degree polyetheramine is taken, it is described double
Degree of functionality polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the polyetheramine D-400's and polyetheramine D-2000
Mass ratio be 0.5:1；The three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyethers
The mass ratio of amine T-403 and the polyetheramine T-5000 are 1:1；Bifunctionality polyetheramine and three-functionality-degree polyetheramine are mixed equal
It is even, B component is made.
(2) according to (2) the step of embodiment 1 and step (3), shoes are made.
Embodiment 4
The preparation and construction method of a kind of polyureas spray liniment provided in this embodiment, include the following steps:
(1) preparation of polyureas spray liniment:
Take following raw material according to parts by weight: 40 parts of isocyanates MDI50, polyether polyol (molecular weight 1000)
60 parts；It after isocyanates MDI50 is mixed with polyether polyol, is reacted 2 hours at 80 DEG C, obtains component A through cooling, packaging；
Following raw material according to parts by weight: 70 parts of bifunctionality polyetheramine, 30 parts of three-functionality-degree polyetheramine is taken, it is described double
Degree of functionality polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the polyetheramine D-400's and polyetheramine D-2000
Mass ratio be 1.5:1；The three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyethers
The mass ratio of amine T-403 and the polyetheramine T-5000 are 0.5:1；Bifunctionality polyetheramine and three-functionality-degree polyetheramine are mixed
Uniformly, B component is made.
(2) according to (2) the step of embodiment 1 and step (3), shoes are made.
Embodiment 5
The preparation and construction method of a kind of polyureas spray liniment provided in this embodiment, include the following steps:
(1) preparation of polyureas spray liniment:
Take following raw material according to parts by weight: 60 parts of isocyanates MDI50, polyether polyol (molecular weight 1000)
40 parts；It after isocyanates MDI50 is mixed with polyether polyol, is reacted 2 hours at 80 DEG C, obtains component A through cooling, packaging；
Following raw material according to parts by weight: 85 parts of bifunctionality polyetheramine, 15 parts of three-functionality-degree polyetheramine is taken, it is described double
Degree of functionality polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the polyetheramine D-400's and polyetheramine D-2000
Mass ratio be 1.2:1；The three-functionality-degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyethers
The mass ratio of amine T-403 and the polyetheramine T-5000 are 0.3:1；Bifunctionality polyetheramine and three-functionality-degree polyetheramine are mixed
Uniformly, B component is made.
(2) according to (2) the step of embodiment 1 and step (3), shoes are made.
Embodiment 6
Shoes are made according to method similar to Example 1 in beneficial effect in order to further illustrate the present invention, wherein
The present embodiment and the difference of embodiment 1 are only that: fixation matter set by the present embodiment mesohigh collision type mixed spraying equipment
Amount is than being 1:1, and fixed mass ratio set by 1 mesohigh collision type mixed spraying equipment of embodiment is 1.1:1.
Comparative example 1
Beneficial effect in order to further illustrate the present invention is dried the sole after surface treated using existing technology
After dry, dried again after brush coating；After rubber sole is surface-treated, drying, brush coating again, finally heated, fitting, machine pressure, after cooling down
Sole is made.
Beneficial effect in order to further illustrate the present invention selects the same model of same batch production and the sole of size
And vamp, shoes are processed into according to shoe-making process traditional in the method and comparative example 1 of Examples 1 to 6, weighs and records shoes
The sole weight of son, while the wear-resisting, anti-slip effect according to the sole of the resulting shoes of UATM standard detection, statistical result is under
Table:
Above the embodiments of the present invention are described in detail, but the present invention is not limited to described embodiments.It is right
For those skilled in the art, in the case where not departing from the principle of the invention and spirit, these embodiments are carried out more
Kind change, modification, replacement and modification, still fall in protection scope of the present invention.
Claims (10)
1. a kind of method of polyureas spraying shoemaking, characterized by the following steps:
(1) preparation of polyureas spray liniment:
Take following raw materials according to parts by weight: 30~70 parts of diisocyanate, 30~70 parts of polyether polyol；It is different by described two
It after cyanate is mixed with the polyether polyol, is reacted 1~4 hour at 60~100 DEG C, obtains component A through cooling, packaging；
Following raw materials according to parts by weight: 60~90 parts of bifunctionality polyetheramine, 10~40 parts of three-functionality-degree polyetheramine are taken, it will
The bifunctionality polyetheramine and the three-functionality-degree polyetheramine are uniformly mixed, and B component is made；
(2) the resulting component A of step (1) and step (1) resulting B component are carried out in the spray gun of 1~10 ︰, 1 fixed mass ratio
After metering, pressurization, heating, base coat is sprayed on the sole that surface treated is crossed and formed by spray gun, obtains spray treatment
Sole afterwards；
(3) vamp is covered after shoe tree, then be placed on step (2) resulting sole, by spray gun to the company of vamp and sole
The place of connecing prolong while spray and formed prolong while coating so that vamp is sticked together with sole by polyureas spray liniment, then examine,
Deburring is packaged to be finished product.
2. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (1), the polyethers
Polyalcohol is polyether Glycols, and molecular weight is 1000~4000.
3. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (1), described two is different
Cyanate is selected from one of hexamethylene diisocyanate, '-diphenylmethane diisocyanate or a variety of.
4. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (1), described two is different
Cyanate is isocyanates MDI50.
5. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (1), double officials
Energy degree polyetheramine is selected from one of polyetheramine D-230, polyetheramine D-400, polyetheramine D-2000 or a variety of.
6. the method for polyureas spraying shoemaking according to claim 5, it is characterised in that: in the step (1), double officials
Energy degree polyetheramine includes polyetheramine D-400, polyetheramine D-2000, wherein the matter of the polyetheramine D-400 and polyetheramine D-2000
Amount is than being 0.5~2:1.
7. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (1), three official
Energy degree polyetheramine is selected from one of polyetheramine T-403, polyetheramine T-5000 or a variety of.
8. the method for polyureas spraying shoemaking according to claim 7, it is characterised in that: in the step (1), three official
Energy degree polyetheramine includes polyetheramine T-403, polyetheramine T-5000, wherein the polyetheramine T-403 and polyetheramine T-5000
Mass ratio be 0.1~1:1.
9. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: in the step (2), the bottom
The thickness control of coating is in 0.4~0.6mm.
10. the method for polyureas spraying shoemaking according to claim 1, it is characterised in that: described to prolong in the step (3)
The width of side coating is 0.1~0.3mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810753357.5A CN108977154A (en) | 2018-07-10 | 2018-07-10 | A kind of method of polyureas spraying shoemaking |
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| CN201810753357.5A CN108977154A (en) | 2018-07-10 | 2018-07-10 | A kind of method of polyureas spraying shoemaking |
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| CN108977154A true CN108977154A (en) | 2018-12-11 |
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| CN201810753357.5A Pending CN108977154A (en) | 2018-07-10 | 2018-07-10 | A kind of method of polyureas spraying shoemaking |
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| WO2012069587A1 (en) * | 2010-11-26 | 2012-05-31 | Bayer Materialscience Ag | Waterborne polyurethane adhesive composition and method for bonding articles |
| CN103694939A (en) * | 2013-12-26 | 2014-04-02 | 青岛海洋新材料科技有限公司 | Room-temperature rapid-curing polyurea adhesive and preparation method thereof |
| CN105266279A (en) * | 2014-07-24 | 2016-01-27 | 南宝树脂化学工厂股份有限公司 | Method for single-face shoe rubberizing fabrication |
| CN105482757A (en) * | 2015-12-04 | 2016-04-13 | 大连怿文新材料科技发展有限公司 | High-strength multifunctional polyurea adhesive and preparation method thereof |
| CN107373904A (en) * | 2017-08-30 | 2017-11-24 | 成都南红鞋业有限公司 | A kind of efficient manufacturing method of shoes |
| CN107802056A (en) * | 2016-09-09 | 2018-03-16 | 南宝树脂化学工厂股份有限公司 | Manufacturing method of shoes is glued using the one side of plastic powder |
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Patent Citations (6)
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| WO2012069587A1 (en) * | 2010-11-26 | 2012-05-31 | Bayer Materialscience Ag | Waterborne polyurethane adhesive composition and method for bonding articles |
| CN103694939A (en) * | 2013-12-26 | 2014-04-02 | 青岛海洋新材料科技有限公司 | Room-temperature rapid-curing polyurea adhesive and preparation method thereof |
| CN105266279A (en) * | 2014-07-24 | 2016-01-27 | 南宝树脂化学工厂股份有限公司 | Method for single-face shoe rubberizing fabrication |
| CN105482757A (en) * | 2015-12-04 | 2016-04-13 | 大连怿文新材料科技发展有限公司 | High-strength multifunctional polyurea adhesive and preparation method thereof |
| CN107802056A (en) * | 2016-09-09 | 2018-03-16 | 南宝树脂化学工厂股份有限公司 | Manufacturing method of shoes is glued using the one side of plastic powder |
| CN107373904A (en) * | 2017-08-30 | 2017-11-24 | 成都南红鞋业有限公司 | A kind of efficient manufacturing method of shoes |
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Application publication date: 20181211 |