CN112321866A - Rubber product with multicolor pictures and texts and application thereof - Google Patents

Rubber product with multicolor pictures and texts and application thereof Download PDF

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Publication number
CN112321866A
CN112321866A CN202010687488.5A CN202010687488A CN112321866A CN 112321866 A CN112321866 A CN 112321866A CN 202010687488 A CN202010687488 A CN 202010687488A CN 112321866 A CN112321866 A CN 112321866A
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rubber
multicolor
texts
layer
product
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余新军
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • 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
    • A43B13/023—Soles with several layers of the same material
    • 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
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0205—Uppers; Boot legs characterised by the material
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
    • A43D25/00—Devices for gluing shoe parts
    • A43D25/06—Devices for gluing soles on shoe bottoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2307/00—Characterised by the use of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • C08J2309/06—Copolymers with styrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2421/00—Characterised by the use of unspecified rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/006—Additives being defined by their surface area
    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/22—Expanded, porous or hollow particles
    • C08K7/24—Expanded, porous or hollow particles inorganic
    • C08K7/26—Silicon- containing compounds

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention relates to the technical field of rubber, in particular to a rubber product with multicolor pictures and texts and application thereof. The rubber product comprises a rubber body and a multicolor image-text layer arranged on the surface of the rubber body; the rubber body is made of liquid rubber. The multicolor pattern rubber product has high tensile strength, high elongation at break, better tearing strength, high color fastness and stable performance, and the multicolor pattern rubber product is not easy to fall off and is suitable for the fields of clothing and shoes.

Description

Rubber product with multicolor pictures and texts and application thereof
Technical Field
The invention relates to the technical field of rubber, in particular to a rubber product with multicolor pictures and texts and application thereof.
Background
Rubber has better strength and hardness, so that the rubber is widely applied to various fields in the market. The rubber pattern layer with the multicolor patterns is prepared on the upper surfaces of the shoe products and the decorations, and basically, the rubber products with various colors are respectively prepared, then rubber blocks with various colors are arranged on the surface of a single-color base material, and are pressed and molded together, so that the rubber products with the multicolor patterns are prepared.
However, the traditional preparation process needs to respectively vulcanize rubbers with different colors, is high in production cost and low in production efficiency, and is bonded and pressed on the surface of the rubber body after vulcanization molding, so that rubber blocks with multiple colors are easy to fall off, a multicolor rubber pattern layer is damaged, and the rubber blocks with multiple colors are respectively manufactured and then are pressed for molding, so that the color mixing of the pattern colors is easy to cause, and the product effect is influenced.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a rubber product with multicolor pictures and texts, the rubber product has high tensile strength, high elongation at break, better tearing strength, high color fastness and stable performance, the multicolor picture and text layer is not easy to fall off, and the prepared multicolor pattern rubber product is suitable for the fields of clothing and shoe bags.
The invention further aims to provide an application method of the rubber product with multicolor pictures and texts, which can be applied to the preparation of the pattern layer of the sole and the pattern layer of the vamp and has a wide application range.
The purpose of the invention is realized by the following technical scheme: a rubber product with multicolor pictures and texts comprises a rubber body and a multicolor picture and text layer arranged on the surface of the rubber body.
The multicolor pattern rubber product has high tensile strength, high elongation at break, better tearing strength, high color fastness and stable performance, and the multicolor pattern rubber product is not easy to fall off and is suitable for the fields of clothing and shoes.
Preferably, the rubber body is made of liquid rubber,
preferably, the liquid rubber includes a rubber component, a pigment component and a solvent. The liquid rubber is prepared by dispersing solid rubber through a solvent to form liquid rubber with fluidity, and auxiliary agents such as an antioxidant, a reinforcing agent and the like can be added according to required properties, and the liquid rubber is within the protection scope of the invention. The liquid rubber can be endowed with various colors by adding the pigment into the liquid rubber.
Preferably, the rubber component is natural rubber or/and synthetic rubber.
Preferably, the synthetic rubber is at least one of IR, BR, SR, SBR, SES, SSBR. The above synthetic rubbers of the present invention are only of the kind listed, and are within the scope of the present invention except for the above synthetic rubbers.
Preferably, the natural rubber is prepared by evaporating water and the like of natural materials such as latex and the like.
For example, the liquid rubber comprises the following raw materials in parts by weight:
60-80 parts of rubber component
8-10 parts of pigment
50-60 parts of a solvent.
Preferably, the rubber component comprises 20 to 30 parts SES and 25 to 35 parts SSBR per part of the rubber component.
Preferably, the pigment is RMC series color particles of Dongguan color real plastics, Inc.; the adopted RMC series color particles have good compatibility and can be uniformly dispersed in rubber.
Preferably, the solvent comprises 70 to 80 parts of naphtha and 20 to 30 parts of methylcyclohexane per part of the solvent. According to the invention, the materials are compounded to serve as a solvent, and the dosage proportion is strictly controlled, so that the materials in a rubber system can be uniformly dispersed and are not layered, and stable liquid rubber is formed.
For another example, the liquid rubber comprises the following raw materials in parts by weight:
Figure BDA0002588117200000031
preferably, the rubber component comprises 35 to 40 parts of IR and 15 to 20 parts of SR per part of the rubber component.
Preferably, the reinforcing agent is white carbon black. The adopted white carbon black is further gas phase white carbon black, the specific surface area is 200 plus one square meter per gram (300 square meters per gram), and the white carbon black can be uniformly dispersed in the silicone rubber, so that the mechanical strength and the overall performance of the rubber are improved.
Preferably, the auxiliary agent is at least one of an antioxidant, a light stabilizer, a heat stabilizer and an ultraviolet absorber. The liquid rubber of the invention can effectively improve the aging resistance of the liquid rubber and prolong the service life by adding the antioxidant, the light stabilizer, the heat stabilizer and the ultraviolet absorbent.
Other liquid rubber combinations are within the scope of the invention.
The liquid rubber has stable performance, after the surface of the liquid rubber is initially shaped, pictures and texts with different colors are arranged on the surface, and the specific arrangement mode can adopt one of arrangement, spraying and brushing; the precision is high, so that the pictures and texts are clear and visible and are not easy to cross color after the forming treatment is completed. The setting can adopt a screen setting mode or a non-screen setting mode, and the screen setting can adopt a silk screen setting mode. The setting layer is primarily cured when one color is set, and the multicolor pattern rubber product is prepared by one-step forming treatment after all the pictures and texts with different colors are set, so that the color cross phenomenon generated when rubber with different colors is pressed and formed together does not exist.
The multicolor image-text layer can be formed by adopting an ink material; or the liquid rubber is adopted for setting and molding, or other liquid thermoplastic elastomer materials are adopted for setting and molding, which are within the protection scope of the invention, and compared with the liquid rubber for preparing the multicolor pattern layer, the liquid rubber for preparing the rubber body is different in pigment difference, different pigments are arranged in the liquid rubber according to the colors required by the patterns, and then the multicolor pattern rubber product is prepared.
Preferably, pigments are added to the liquid rubber or thermoplastic elastomer material to impart various colors to the liquid rubber or thermoplastic elastomer material, and the pigments are RMC series color particles of Dongguan color real plastics, Inc.; the adopted RMC series color particles have good compatibility and can be uniformly dispersed in rubber or thermoplastic elastomer materials.
Preferably, the preparation of the liquid rubber comprises the following steps: adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, heating to 150 ℃ for 1-3min to obtain a rubber body with a preformed surface;
step S2: and S1, arranging graphic and text information of multiple colors on the surface of the rubber body to form a multi-color graphic and text layer, performing surface pre-forming treatment after the graphic and text information of each color is arranged, then arranging the graphic and text information of the next color, and forming after the graphics of all colors are arranged to obtain the multi-color graphic and text rubber product.
The preparation method of the rubber product with the multicolor pictures and texts has the advantages of simple operation and easy control, can set the picture and text information of various colors on the surface of the rubber body, completely molds the rubber body and the multicolor picture and text layers with different colors through one-step molding treatment, saves the production process, has high production efficiency and low production energy consumption and cost, and can be used for large-scale production, and the prepared multicolor picture and text rubber product has stable performance.
Compared with the traditional process in which rubber of each color is vulcanized and formed respectively, the surface primary forming and the final forming treatment of the liquid rubber save the complexity of working procedures, and rubber of different colors does not have color mixing phenomenon during the press forming, thereby having stable quality.
Preferably, in step S1, a vulcanizing agent is further added to the liquid rubber, and the heat treatment molding of the present invention may adopt a direct heating heat treatment molding mode, specifically, an infrared irradiation heating mode; the rubber vulcanization molding mode with the vulcanizing agent added can also be adopted.
Preferably, in the step S1, the vulcanizing agent is at least one of 2, 4-dichloroperoxybenzoyl, 2, 5-dimethyl-2, 5-dihexyl, platinum vulcanizing agent, di-tert-butyl peroxide and dicumyl peroxide, or other vulcanizing agent types, which is within the protection range of the present invention, the vulcanization efficiency is high, the vulcanization process is stable, and the production efficiency of the multicolor image-text rubber product is improved; the ratio of the addition amount of the vulcanizing agent to the addition amount of the liquid rubber is strictly 0.5-2:100, so that vulcanization molding of the rubber material can be initiated and promoted, and if the amount of the vulcanizing agent is too much, the strength of the rubber is reduced.
Preferably, in step S2, when the graphic information is the thermoplastic elastomer layer or the liquid rubber, the rubber body and the multicolor graphic layer may be formed without adding a vulcanizing agent, and the forming process is performed by normal temperature forming or infrared radiation thermoforming, or the rubber body and the multicolor graphic layer may be formed by adding a vulcanizing agent, and the forming process is performed by vulcanization thermoforming; wherein, the temperature of infrared radiation thermoforming is 140-160 ℃, and the temperature of vulcanization thermoforming is 140-160 ℃. After the molding treatment, the rubber body is pressed and molded, the pressing pressure is strictly controlled to be 2-4MPa, the bonding between the rubber body and the multicolor image-text layer is more stable, the multicolor image-text layer is not easy to fall off after long-term use, and the quality is stable.
When the multicolor image-text layer is the ink layer, normal-temperature forming treatment or curing forming treatment is adopted in the forming treatment, and the curing forming treatment is infrared radiation thermocuring or ultraviolet light curing; wherein the temperature of the infrared radiation thermoforming is 80-95 ℃, and after the forming treatment, the product is formed without pressing and forming treatment.
The application method of the rubber product with multicolor pictures and texts can be as follows: a transparent sole with a multicolor pattern layer sequentially comprises a transparent outsole and the pattern layer from bottom to top, wherein the pattern layer is made of the rubber product with the multicolor pictures and texts.
The preparation of the transparent sole comprises the following steps: preparing a transparent outsole, placing the rubber product with multicolor pictures and texts on the upper surface of the transparent outsole, and then carrying out hot press molding to obtain the transparent sole with the multicolor pattern layer.
Further, an inner bottom layer, which is disposed on the upper surface of the pattern layer and can be a transparent thermoplastic elastomer or a non-transparent thermoplastic elastomer, is also within the protection scope of the present invention.
The preparation of the transparent sole comprises the following steps: preparing an inner bottom layer and a transparent outsole, placing a rubber product with multicolor pictures and texts between the inner bottom layer and the transparent outsole, and then carrying out hot press molding to obtain the transparent sole with the multicolor pattern layer.
The manufacturing method of the transparent outsole comprises the following steps: placing transparent rubber in a mold for vulcanization molding, wherein the transparent rubber is at least one of EVA rubber, silicon rubber and PU rubber or other thermoplastic elastomer materials, and is within the protection range of the invention; the temperature of the vulcanization molding is 150-160 ℃, and the time is 320-360 seconds.
Wherein the hot-press molding temperature is 80-160 ℃ and the time is 25-35 s.
According to the invention, the transparent outsole is tightly attached to the pattern layer or the transparent outsole, the pattern layer and the inner bottom layer are tightly attached to improve the stability of the sole structure through a hot-press forming mode, the rubber product with multicolor pictures and texts is arranged inside the transparent sole, further, the rubber product can be directly arranged between the transparent outsole and the inner bottom layer as an interlayer, the pattern arrangement on the surface of the sole is not needed, the pattern layer can be observed through the transparent outsole, the appearance is more three-dimensional, and the pattern is arranged on the surface of the sole.
The other application method of the rubber product with multicolor pictures and texts can be as follows: the vamp with the multicolor rubber patterns sequentially comprises a multicolor pattern surface layer and a vamp carrier from top to bottom, wherein the multicolor pattern surface layer is made of the multicolor image-text rubber product.
The preparation of the shoe upper comprises the following steps:
firstly, laying the vamp carrier in a mould according to the positions of the positioning nails;
secondly, the rubber product with multicolor pictures and texts and the vamp carrier which are sequentially placed from top to bottom are subjected to hot pressing, and the vamp with multicolor rubber patterns is manufactured.
In the second step, the temperature of the thermal compression is 85-95 ℃ and the time is 380-400 s.
The multi-color pattern surface layer and the vamp carrier are tightly attached in a hot pressing mode, so that the stability of the vamp structure is improved, the multi-color pattern surface layer on the surface layer has stable performance, the phenomena of pattern fading or falling off and the like are not easy to occur, the wearing is not easy, and the appearance is three-dimensional.
The invention has the beneficial effects that: the rubber product with multicolor patterns and texts has the advantages of high tensile strength, high elongation at break, better tearing strength, good colorability, high color fastness, stable performance and difficult shedding of the multicolor pattern and text layers, and the prepared multicolor pattern rubber product is suitable for the fields of clothing and shoes and bags.
The rubber product with multicolor pictures and texts has wide application range, can be applied to the preparation of the pattern layer of the sole, can also be applied to the preparation of the pattern layer of the vamp, and can also be applied to the pattern decoration of the surfaces of products such as clothes, bags and the like.
Drawings
FIG. 1 is a partial cross-sectional view of a multicolored graphic rubber product of the present invention;
FIG. 2 is a partial sectional view of a transparent shoe sole having a multi-colored pattern layer according to example 6 of the present invention;
FIG. 3 is a partial cross-sectional view of a transparent sole having a multi-colored pattern layer according to embodiments 7-8 of the present invention;
FIG. 4 is a partial cross-sectional view of an upper of examples 9-11 of the present invention having a multi-colored rubber pattern;
the reference signs are: 1-rubber body, 2-multicolor picture and text layer, 3-transparent outsole, 4-inner bottom layer and 5-vamp carrier.
Detailed Description
For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying fig. 1-4, which are not intended to limit the present invention.
Example 1
Referring to fig. 1, the rubber product with multicolor pictures and texts comprises a rubber body 1 and a multicolor picture and text layer 2 arranged on the surface of the rubber body 1; the rubber body 1 and the multicolor image-text layer 2 are both made of liquid rubber.
The liquid rubber comprises the following raw materials in parts by weight:
Figure BDA0002588117200000081
the rubber component included 35 parts of IR and 20 parts of SR per part of the rubber component.
The reinforcing agent is white carbon black.
The pigment is RMC series color particles of Dongguan pure color plastics Co.
Each part of the solvent comprises 70 parts of naphtha and 30 parts of methylcyclohexane.
The auxiliary agent is an antioxidant 168.
The preparation of the liquid rubber comprises the following steps:
adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, heating to 150 ℃ for 3min to prepare a rubber body 1 with a preformed surface;
step S2: taking liquid rubber, printing image-text liquid rubber with different colors on the surface of the rubber body 1 prepared in the step S1, heating the liquid rubber with each color to 150 ℃ for heat treatment for 10S after printing, printing the liquid rubber with the image-text of the next color, completely forming through heat treatment after printing the images and texts of all colors, and pressing for shaping to obtain the rubber product with multicolor images and texts.
In the step S2, the heat treatment temperature after printing all the color pictures and texts is 150 ℃, and the heat treatment time is 5 min; the pressing pressure for press forming after the heat treatment is completed is 2 MPa.
Example 2
Referring to fig. 1, the rubber product with multicolor pictures and texts comprises a rubber body 1 and a multicolor picture and text layer 2 arranged on the surface of the rubber body 1; the rubber body 1 and the multicolor image-text layer 2 are both made of liquid rubber.
The liquid rubber comprises the following raw materials in parts by weight:
65 parts of rubber component
Pigment 8.5 parts
52 parts of a solvent.
The rubber component comprises 20 parts SES and 35 parts SSBR per part of the rubber component.
The pigment is RMC series color particles of Dongguan pure color plastics Co.
Each part of the solvent comprises 72 parts of naphtha and 28 parts of methylcyclohexane.
The preparation of the liquid rubber comprises the following steps:
adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, adding a vulcanizing agent before use, uniformly mixing, then primarily heating to 150 ℃, and vulcanizing for 2.5min to obtain a rubber body 1 with a surface vulcanized and primarily formed;
step S2: and (2) taking liquid rubber, adding a vulcanizing agent before use, uniformly mixing, printing image-text liquid rubber with different colors on the surface of the rubber body 1 prepared in the step S1, heating the printed liquid rubber with each color to 150 ℃ for heat vulcanization for 8S, printing the liquid rubber with the image-text of the next color, completely vulcanizing after printing the images and texts of all colors, and pressing for shaping to obtain the rubber product with multicolor images and texts.
In the step S1, the vulcanizing agent is 2, 4-dichloroperoxybenzoyl, and the ratio of the addition amount of the vulcanizing agent to the addition amount of the liquid rubber is 0.5: 100.
In the step S2, the temperature of the vulcanization treatment after printing the graphics and texts of all colors is 140 ℃, and the vulcanization time is 4.5 min; the pressing pressure for pressing and shaping is 3 MPa.
Example 3
Referring to fig. 1, the rubber product with multicolor pictures and texts comprises a rubber body 1 and a multicolor picture and text layer 2 arranged on the surface of the rubber body 1; the rubber body 1 and the multicolor image-text layer 2 are both made of liquid rubber.
The liquid rubber comprises the following raw materials in parts by weight:
Figure BDA0002588117200000101
the rubber component includes 40 parts of SSBR and 25 parts of IR per part of the rubber component.
The reinforcing agent is white carbon black.
The pigment is RMC series color particles of Dongguan pure color plastics Co.
Each part of the solvent comprises 75 parts of naphtha and 25 parts of methylcyclohexane.
The auxiliary agent is an antioxidant 1010.
The preparation of the liquid rubber comprises the following steps:
adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, adding a vulcanizing agent before use, uniformly mixing, then primarily heating to 150 ℃, and vulcanizing for 2min to obtain a rubber body 1 with a primarily-formed surface vulcanized surface;
step S2: and (2) taking liquid rubber, adding a vulcanizing agent before use, uniformly mixing, printing image-text liquid rubber with different colors on the surface of the rubber body 1 prepared in the step S1, heating the printed liquid rubber with each color to 150 ℃ for heat vulcanization for 7S, printing the liquid rubber with the image-text of the next color, completely vulcanizing after printing the images and texts of all colors, and pressing for shaping to obtain the rubber product with multicolor images and texts.
In the step S1, the vulcanizing agent is 2, 5-dimethyl-2, 5-dihexyl, and the ratio of the amount of the vulcanizing agent to the amount of the liquid rubber is 1.2: 100.
In the step S2, the temperature of the vulcanization treatment after printing the graphics and texts of all colors is 150 ℃, and the vulcanization time is 4 min; the pressing pressure for pressing and shaping is 3 MPa.
Example 4
Referring to fig. 1, the rubber product with multicolor pictures and texts comprises a rubber body 1 and a multicolor picture and text layer 2 arranged on the surface of the rubber body 1; the rubber body 1 and the multicolor image-text layer 2 are both made of liquid rubber.
The liquid rubber comprises the following raw materials in parts by weight:
75 parts of rubber component
9.5 parts of pigment
58 parts of a solvent.
The rubber component is prepared by evaporating water of natural latex.
The pigment is RMC series color particles of Dongguan pure color plastics Co.
Each of the solvents included 78 parts naphtha and 22 parts methylcyclohexane.
The preparation of the liquid rubber comprises the following steps:
adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, heating to 150 ℃ for 1.5min to prepare a rubber body 1 with a preformed surface;
step S2: and (4) taking liquid rubber, brushing image-text liquid rubbers with different colors on the surface of the rubber body 1 prepared in the step S1, heating the liquid rubber of each color to 150 ℃ for heat treatment for 6S after brushing, brushing the liquid rubber of the image-text of the next color, completely forming through heat treatment after the brushing of the images and texts of all colors is finished, and pressing for shaping to obtain the rubber product with the multicolor images and texts.
In the step S2, the heat treatment is infrared radiation heating, the temperature of the heat treatment after the painting of the pictures and texts of all colors is 160 ℃, and the duration of the heat treatment is 3.5 min; the pressing pressure for pressing and shaping is 3.5 MPa.
Example 5
Referring to fig. 1, the rubber product with multicolor pictures and texts comprises a rubber body 1 and a multicolor picture and text layer 2 arranged on the surface of the rubber body 1; the rubber body 1 is made of liquid rubber, and the liquid rubber comprises the following raw materials in parts by weight:
Figure BDA0002588117200000131
the rubber component is prepared by evaporating water of natural latex.
The reinforcing agent is white carbon black.
The pigment is RMC series color particles of Dongguan pure color plastics Co.
Each part of the solvent comprises 80 parts of naphtha and 20 parts of methylcyclohexane.
The auxiliary agent is an ultraviolet absorber 327.
The preparation of the liquid rubber comprises the following steps:
adding the rubber component into a solvent according to the parts by weight, mixing and stirring, then adding other materials such as pigment and the like, and uniformly mixing to obtain the liquid rubber.
The preparation method of the rubber product with multicolor pictures and texts comprises the following steps:
step S1: taking liquid rubber, heating to 150 ℃ for 1min to prepare a rubber body 1 with a preformed surface;
step S2: taking liquid rubber, printing image-text printing ink with different colors on the surface of the rubber body 1 prepared in the step S1, heating the printing ink with each color to 90 ℃ for heat treatment for 5S, printing the printing ink with the image-text of the next color, and completely forming through heat treatment after printing the images and texts of all colors to prepare the rubber product with multicolor images and texts.
In the step S2, the heat treatment is infrared radiation heating, the heat treatment temperature after printing of the pictures and texts of all colors is 150 ℃, and the heat treatment time is 3 min.
Example 6
Referring to fig. 2, the transparent sole with the multicolor pattern layer sequentially comprises a transparent outsole 3 and a pattern layer from bottom to top, wherein the pattern layer is made of the rubber product with the multicolor pictures and texts of the embodiment 3; wherein, the multicolor image-text layer 2 is attached to the transparent outsole 3.
The preparation of the transparent sole comprises the following steps: preparing a transparent outsole 3, placing the rubber product with multicolor pictures and texts on the upper surface of the transparent outsole 3, and then carrying out hot press molding to obtain the transparent sole with the pattern layer.
The manufacturing method of the transparent outsole 3 comprises the following steps: placing transparent rubber in a mold for vulcanization molding, wherein the transparent rubber is EVA rubber; the temperature for vulcanization molding is 150 ℃ and the time is 360 s.
Wherein the hot-press molding temperature is 80 ℃ and the time is 35 s.
Example 7
This embodiment differs from embodiment 6 described above in that:
referring to fig. 3, a transparent sole with a multicolor pattern layer, which comprises a transparent outsole 3, a pattern layer and an inner bottom layer 4 from bottom to top in sequence, wherein the pattern layer is made of the rubber product with multicolor pictures and texts of the embodiment 3; wherein, the multicolor picture and text layer 2 is jointed with the transparent outsole 3, and the rubber body 1 is jointed with the inner bottom layer 4.
The preparation of the transparent sole comprises the following steps: preparing an inner bottom layer 4 and a transparent outsole 3, placing a rubber product with multicolor pictures and texts between the inner bottom layer 4 and the transparent outsole 3, and then carrying out hot press molding to obtain the transparent sole with the pattern layer 2.
The manufacturing method of the transparent outsole 3 comprises the following steps: putting transparent rubber into a mold for vulcanization molding, wherein the transparent rubber is silicon rubber; the temperature for vulcanization molding was 155 ℃ and the time was 340 s.
Wherein the hot-press molding temperature is 120 ℃ and the time is 30 s.
Example 8
This embodiment differs from embodiment 6 described above in that:
referring to fig. 3, a transparent sole with a multicolor pattern layer, which comprises a transparent outsole 3, a pattern layer and an inner bottom layer 4 from bottom to top in sequence, wherein the pattern layer is made of the rubber product with multicolor pictures and texts of the embodiment 3; wherein, the multicolor picture and text layer 2 is jointed with the transparent outsole 3, and the rubber body 1 is jointed with the inner bottom layer 4.
The preparation of the transparent sole comprises the following steps: preparing an inner bottom layer 4 and a transparent outsole 3, placing a rubber product with multicolor pictures and texts between the inner bottom layer 4 and the transparent outsole 3, and then carrying out hot press molding to obtain the transparent sole with the pattern layer.
The manufacturing method comprises the following steps: putting the transparent rubber into a mold for vulcanization molding, wherein the transparent rubber is PU rubber; the temperature for vulcanization molding is 160 ℃ and the time is 320 s.
Wherein the hot-press molding temperature is 160 ℃ and the time is 25 s.
Example 9
Referring to fig. 4, the vamp with multicolor rubber patterns comprises a multicolor pattern surface layer and a vamp carrier 5 from top to bottom in sequence, wherein the multicolor pattern surface layer is made of the rubber product with multicolor pictures and texts of the embodiment 3; wherein, the rubber body 1 is jointed with the vamp carrier 5.
The preparation of the shoe upper comprises the following steps:
firstly, laying the vamp carrier 5 in a mould according to the positions of the positioning nails;
secondly, the rubber product with multicolor pictures and texts and the vamp carrier 5 which are sequentially placed from top to bottom are subjected to hot pressing, and the vamp with multicolor rubber patterns is manufactured.
In the second step, the temperature of the hot pressing is 85 ℃ and the time is 400 s.
Example 10
This embodiment differs from embodiment 9 described above in that:
in the second step, the temperature of the hot pressing is 90 ℃ and the time is 390 s.
Example 11
This embodiment differs from embodiment 9 described above in that:
in the second step, the temperature of the hot pressing is 95 ℃ and the time is 380 s.
The above-described embodiments are preferred implementations of the present invention, and the present invention may be implemented in other ways without departing from the spirit of the present invention.

Claims (6)

1. A rubber product with multicolor pictures and texts is characterized in that: the rubber comprises a rubber body and a multicolor image-text layer arranged on the surface of the rubber body; the rubber body is made of liquid rubber.
2. A multicolored graphic rubber product as defined in claim 1, wherein: the liquid rubber includes a rubber component, a pigment component, and a solvent.
3. A multicolored graphic rubber product as defined in claim 2, wherein: the rubber component is natural rubber or/and synthetic rubber.
4. A multicolored graphic rubber product as claimed in claim 3, wherein: the synthetic rubber is at least one of IR, BR, SR, SBR, SES and SSBR.
5. A transparent sole with multicolor pattern layers is characterized in that: the transparent sole comprises a transparent outsole and a pattern layer from bottom to top in sequence, wherein the pattern layer is made of the rubber product with the multicolor pictures and texts as claimed in any one of claims 1-4.
6. An upper having a multi-colored rubber pattern, characterized by: the vamp comprises a multi-color pattern surface layer and a vamp carrier from top to bottom in sequence, wherein the multi-color pattern surface layer is made of the rubber product with the multi-color pattern and the text according to any one of claims 1 to 4.
CN202010687488.5A 2020-05-25 2020-07-16 Rubber product with multicolor pictures and texts and application thereof Withdrawn CN112321866A (en)

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CN202010687488.5A Withdrawn CN112321866A (en) 2020-05-25 2020-07-16 Rubber product with multicolor pictures and texts and application thereof
CN202010688428.5A Pending CN111923463A (en) 2020-05-25 2020-07-16 Transparent sole with pattern layer and preparation method thereof
CN202010688424.7A Active CN111904102B (en) 2020-05-25 2020-07-16 Pattern vamp and preparation method thereof
CN202010688426.6A Withdrawn CN112321867A (en) 2020-05-25 2020-07-16 Rubber product with multicolor pictures and texts
CN202010687485.1A Pending CN111958994A (en) 2020-05-25 2020-07-16 Forming method of multicolor image-text rubber product
CN202010687483.2A Pending CN111958993A (en) 2020-05-25 2020-07-16 Forming process of product with multicolor pictures and texts
CN202211458640.8A Pending CN115715617A (en) 2020-05-25 2020-07-16 Pattern vamp and preparation method thereof

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CN202010688424.7A Active CN111904102B (en) 2020-05-25 2020-07-16 Pattern vamp and preparation method thereof
CN202010688426.6A Withdrawn CN112321867A (en) 2020-05-25 2020-07-16 Rubber product with multicolor pictures and texts
CN202010687485.1A Pending CN111958994A (en) 2020-05-25 2020-07-16 Forming method of multicolor image-text rubber product
CN202010687483.2A Pending CN111958993A (en) 2020-05-25 2020-07-16 Forming process of product with multicolor pictures and texts
CN202211458640.8A Pending CN115715617A (en) 2020-05-25 2020-07-16 Pattern vamp and preparation method thereof

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CN111958993A (en) 2020-11-20
CN115715617A (en) 2023-02-28
CN112321867A (en) 2021-02-05
CN111923463A (en) 2020-11-13
CN111904102B (en) 2022-12-09
CN111904102A (en) 2020-11-10

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