CN115466462A - Preparation method of 3D precision Ethylene Propylene Diene Monomer (EPDM) embossing roller die - Google Patents

Preparation method of 3D precision Ethylene Propylene Diene Monomer (EPDM) embossing roller die Download PDF

Info

Publication number
CN115466462A
CN115466462A CN202111196624.1A CN202111196624A CN115466462A CN 115466462 A CN115466462 A CN 115466462A CN 202111196624 A CN202111196624 A CN 202111196624A CN 115466462 A CN115466462 A CN 115466462A
Authority
CN
China
Prior art keywords
vulcanized rubber
rubber elastomer
heat
embossing roller
vulcanization
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202111196624.1A
Other languages
Chinese (zh)
Other versions
CN115466462B (en
Inventor
张义
李超
高金岗
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Greentech Co ltd
Original Assignee
Suzhou Greentech Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Greentech Co ltd filed Critical Suzhou Greentech Co ltd
Priority to CN202111196624.1A priority Critical patent/CN115466462B/en
Publication of CN115466462A publication Critical patent/CN115466462A/en
Application granted granted Critical
Publication of CN115466462B publication Critical patent/CN115466462B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies
    • 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
    • C08K2201/003—Additives being defined by their diameter
    • 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
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

The invention provides a preparation method of a 3D precise Ethylene Propylene Diene Monomer (EPDM) embossing roller die, which comprises the steps of firstly preparing a hot vulcanized rubber elastomer by taking EPDM, carbon black, a grinding aid and a vulcanizing agent as raw materials, preparing the hot vulcanized rubber elastomer into a sheet with the thickness of 1.0mm through a mixer, winding the sheet on the surface of an iron roller, vulcanizing the iron roller wound with the sheet, grinding, polishing, laser engraving, cleaning and packaging to obtain the EPDM embossing roller die. The mould prepared by the invention changes the traditional complex process of an embossing mould, greatly shortens a plurality of variables of the mould in the production process by a one-step forming process, improves the precision and the simulation degree of the texture, can be used in various fields of industrial products, and has high precision which can completely simulate the skin feel of the fiber and the skin of a fabric.

Description

Preparation method of 3D precision Ethylene Propylene Diene Monomer (EPDM) embossing roller die
Technical Field
The invention relates to the technical field of C08L23/16, in particular to a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die.
Background
Roller embossing is constantly evolving with leather, and its variety is constantly increasing. Most typically, etching is performed on iron. Ordinary roller knurling etching is etching on the iron roller, and the produced industrial waste of this in-process has brought very big influence to the environment, and the texture that the etching was made is rigid and does not possess visual impact and the emulation effect that natural texture brought, also does not do benefit to the promotion of industrial products outward appearance feel simultaneously.
Ethylene propylene diene monomer is gradually and widely applied to various industries due to its high cost performance, excellent weather resistance, aging resistance and excellent chemical reagent corrosion resistance. Chinese patent CN109280394A discloses a rubber roller prepared by using ethylene propylene diene monomer as one of the main raw materials, which improves the printing effect and the image output effect of the roller.
Based on the above, the applicant proposes a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die, and the ethylene propylene diene monomer is used as an outer wrapping part of the embossing roller die, so that not only can the simulation degree and precision of the texture of the die be improved, but also the preparation process of the die can be simplified, the production energy consumption can be reduced, the production efficiency can be improved, and the pollution to the environment can be reduced.
Disclosure of Invention
The invention provides a preparation method of a 3D precise Ethylene Propylene Diene Monomer (EPDM) embossing roller die, which comprises the following steps:
(1) Preparing a heat vulcanized rubber elastomer in advance: mixing raw materials for preparing the hot vulcanized rubber elastomer on a mixing mill, controlling the clearance of the mixing mill to enable the raw materials to be mixed into sheets, and cutting the sheets into sheets by a cutter;
(2) Prefabricating an embossing roller: winding the roller by using the heat vulcanized rubber elastomer prepared in the step (1);
(3) And (3) vulcanization molding: putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization;
(4) Grinding and polishing: naturally cooling the embossing roller vulcanized in the step (3), and then grinding and polishing to obtain a semi-finished product;
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
In a preferred embodiment, the number of windings of the heat-vulcanized rubber elastomer in the step (2) is 5 to 10, and the total winding thickness of the heat-vulcanized rubber elastomer is 0.5 to 1cm.
In a preferred embodiment, the vulcanization temperature in the step (3) is 120-150 ℃, the vulcanization pressure is 2-5MPa, and the vulcanization time is 12h.
In a preferred embodiment, the specific operating conditions of the sulfurization in the step (3) are: the vulcanization temperature is 130 ℃, the vulcanization pressure is 3MPa, and the vulcanization time is 12h.
In a preferred embodiment, the natural cooling time in the step (4) is 18-24h.
In a preferred embodiment, the time for natural cooling in step (4) is 24h.
In a preferred embodiment, the surface gloss of the semi-finished product prepared in the step (4) is 0.6-1.0.
In a preferred embodiment, the surface gloss of the semi-finished product prepared in the step (4) is 0.8.
The second aspect of the invention provides a heat-vulcanized rubber elastomer in the preparation method of the 3D precise ethylene propylene diene monomer embossing roller die, and the preparation raw materials of the heat-vulcanized rubber elastomer comprise, by weight: 80-130 parts of ethylene propylene diene monomer, 20-30 parts of pigment and filler, 5-10 parts of grinding aid and 5-8 parts of vulcanizing agent.
In a preferred embodiment, the raw materials for preparing the hot vulcanized rubber elastomer comprise 90-110 parts by weight of ethylene propylene diene monomer, 20-25 parts by weight of pigment and filler, 5-8 parts by weight of grinding aid and 5 parts by weight of vulcanizing agent.
In a preferred embodiment, the polymerized third monomer of the ethylene-propylene-diene monomer is a cyclic olefin, and more preferably, the cyclic olefin is a cyclopentene-dicyclopentadiene copolymer, and the cyclopentene-dicyclopentadiene copolymer accounts for 3-10% of the ethylene-propylene-diene monomer by mole.
In the present application, ethylene propylene diene monomer rubber is purchased from Fuyang Dai chemical engineering Co., ltd, zhejiang, and has a Mooney viscosity [ ML (1 + 4) 125 ℃) of 65.
In a preferred embodiment, the pigment and filler is selected from one or a combination of several of titanium dioxide, calcium carbonate, barium sulfate, talcum powder, bentonite, quartz powder, carbon black and white carbon black.
In a preferred embodiment, the particle size of the pigment and filler is 0.1 to 50 μm.
In a preferred embodiment, the particle size of the pigment and filler is 0.1-10 μm, and more preferably, the particle size of the pigment and filler is 5 μm.
In a preferred embodiment, the oil absorption value of the pigment and filler is 35-50cm 3 Per 100g, more preferably, the oil absorption value of the pigment and filler is 43cm 3 /100g。
In the application, the pigment and filler is carbon black which is purchased from Tianjin excellent alliance chemical technology Co., ltd, and the model is N990.
In a preferred embodiment, the grinding aid is selected from one or more of amine substances, siloxane substances, phosphate substances, glycerol triacetate and polyalcohol.
In a preferred embodiment, the amine is selected from triethanolamine, diethanolamine, triisopropanolamine, N-ethyldiethanolamine, polyethanolamine, diallylethanolamine, and polyetherolamine.
In a preferred embodiment, the amine value of the polyetherolamine is from 52 to 59mgKOH/g.
In a preferred embodiment, the amine substance is triethanolamine and polyether alcohol amine, and the mass ratio of the triethanolamine to the polyether alcohol amine is 1: (0.2-0.6).
In a preferred embodiment, the weight ratio of triethanolamine to polyetherolamine is 1:0.3.
in a preferred embodiment, the vulcanizing agent is a peroxide vulcanizing agent, more preferably, the peroxide vulcanizing agent is selected from at least one of dicumyl peroxide, di-tert-butylperoxyisopropyl benzene, dibenzoyl peroxide, 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, and 1, 1-di-tert-butylperoxycyclohexane.
In a preferred embodiment, the peroxide curative is a combination of dicumyl peroxide and dibenzoyl peroxide.
In a preferred embodiment, the mass ratio of dicumyl peroxide to dibenzoyl peroxide is (2-3): 1. more preferably, the mass ratio of dicumyl peroxide to dibenzoyl peroxide is 2.5.
The applicant finds that in the research and development process, the heat vulcanized rubber elastomer prepared by adding the raw materials such as the peroxide vulcanizing agent consisting of the carbon black with the specific particle size and the specific oil absorption value, the dicumyl peroxide and the dibenzoyl peroxide has good wear resistance and thermal stability, the embossing roller die has better texture precision, and the mechanical strength such as toughness of the heat vulcanized rubber elastomer is improved.
The applicant speculates that the possible reasons are that the specific carbon black added in the application has better dispersibility and compatibility with ethylene propylene diene monomer, avoids the phenomenon of carbon black agglomeration in a heat vulcanized rubber elastomer, reduces the surface roughness of the heat vulcanized rubber elastomer, and improves the precision of engraved textures in the subsequent laser engraving process, meanwhile, the addition of the specific peroxide vulcanizing agent avoids the phenomena of bubbling, pinholes, rubber shortage, cracking and residual internal stress in the rubber vulcanization process, improves the surface smoothness of the rubber, and improves the precision, the simulation degree and the glossiness of mold textures prepared from the rubber.
In a preferred embodiment, the raw materials for preparing the hot vulcanized rubber elastomer comprise 100 parts by weight of ethylene propylene diene monomer, 20 parts by weight of pigment and filler, 5 parts by weight of grinding aid and 5 parts by weight of vulcanizing agent.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, a specific peroxide vulcanizing agent is added, so that the hot vulcanized rubber elastomer is fully vulcanized at a lower temperature, the phenomena of bubbling, pinholes, starved rubber, cracking and residual internal stress in the rubber vulcanization process are avoided, the surface smoothness of the rubber is improved, and the precision, the simulation degree and the glossiness of the mold texture prepared from the rubber are improved.
2. The invention adopts the raw materials of the specific ethylene propylene diene monomer and the carbon black with specific particle size, improves the high temperature resistance of the heat vulcanized rubber elastomer, also improves the toughness of the heat vulcanized rubber elastomer, reduces the occurrence probability of texture detail change and texture loss caused by heat in the laser engraving process, and improves the precision of patterns of the heat vulcanized rubber elastomer in the laser engraving process.
3. According to the invention, the ethylene propylene diene monomer embossed roller is prepared by winding an unvulcanized hot vulcanized rubber elastomer on the surface of an iron roller, and performing post-treatment after vulcanization molding, so that the fitting degree of vulcanized rubber and the iron roller is improved, the phenomena of tearing, cracking, deformation and the like in the assembling process of the molded vulcanized rubber and the iron roller are avoided, and the touch feeling, the engraving precision and the use satisfaction of the embossed roller prepared by the method are improved.
4. The invention changes the traditional complex process of the embossing die, greatly shortens a plurality of variables of the die in the production process by the one-step forming process, and improves the precision and the simulation degree of the texture. The mould of the invention can be used in various fields of industrial products, has extremely strong advantages in bionics in particular, and the precision of the mould can completely simulate the skin feel of fibers and skin of fabrics.
Drawings
FIG. 1 is a schematic sectional structure diagram of a 3D precision ethylene propylene diene monomer embossing roller die.
Wherein A is an iron roll shaft; b, thermally vulcanizing the elastic non-laser-engraved part of the rubber; c precision grain engraved on the heat-vulcanized rubber elastomer.
Detailed Description
Example 1
The embodiment provides a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die, which comprises the following steps:
(1) Preparing a heat-vulcanized rubber elastomer in advance: the raw material for producing the heat-vulcanized rubber elastomer was kneaded in a kneader with a gap of 1.0mm, and the kneaded material was cut into sheets with a thickness of 1.0mm by a cutter.
(2) Prefabricating an embossing roller: and (2) winding the iron roller by using the hot vulcanized rubber elastomer prepared in the step (1), wherein the number of winding turns of the hot vulcanized rubber elastomer is 10, and the total winding thickness of the hot vulcanized rubber elastomer is 1.0cm.
(3) And (3) vulcanization molding: and (3) putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization, wherein the vulcanization temperature is 130 ℃, the vulcanization pressure is 3MPa, and the vulcanization time is 12h.
(4) Grinding and polishing: and (4) naturally cooling the vulcanized embossing roller in the step (3) for 24 hours, and then grinding and polishing until the surface gloss is 0.8 to obtain a semi-finished product.
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
The preparation raw materials of the heat vulcanized rubber elastomer comprise, by weight, 100 parts of ethylene propylene diene monomer, 20 parts of carbon black, 5 parts of grinding aid and 5 parts of vulcanizing agent.
The ethylene propylene diene monomer is purchased from Fuyang Suiyaku chemical engineering Co., ltd. In Zhejiang, mooney viscosity [ ML (1 + 4) 125 ℃) is 65, and a third monomer for polymerization is a copolymer of cyclopentene-dicyclopentadiene.
The carbon black is purchased from Tianjin optimal alliance chemical technology Co., ltd, and the model is N990.
The grinding aid is triethanolamine and polyether alcohol amine, and the mass ratio of the triethanolamine to the polyether alcohol amine is 1:0.3, the amine value of the polyether alcohol amine is 52-59mgKOH/g.
The vulcanizing agents are dicumyl peroxide and dibenzoyl peroxide, and the mass ratio of the dicumyl peroxide to the dibenzoyl peroxide is 2.5.
Example 2
The embodiment provides a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die, which comprises the following steps:
(1) Preparing a heat-vulcanized rubber elastomer in advance: the raw material for producing the heat-vulcanized rubber elastomer was kneaded in a kneader with a gap of 1.0mm, and the kneaded material was cut into sheets with a thickness of 1.0mm by a cutter.
(2) Prefabricating a prepared embossing roller: and (2) winding the iron roller by using the hot vulcanized rubber elastomer prepared in the step (1), wherein the number of winding turns of the hot vulcanized rubber elastomer is 10, and the total winding thickness of the hot vulcanized rubber elastomer is 1.0cm.
(3) And (3) vulcanization molding: and (3) putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization, wherein the vulcanization temperature is 130 ℃, the vulcanization pressure is 3MPa, and the vulcanization time is 12h.
(4) Grinding and polishing: and (4) naturally cooling the embossing roller vulcanized in the step (3) for 24 hours, and then grinding and polishing until the surface gloss is 0.8 to obtain a semi-finished product.
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
The preparation raw materials of the heat vulcanized rubber elastomer comprise, by weight, 110 parts of ethylene propylene diene monomer, 30 parts of carbon black, 10 parts of grinding aid and 6 parts of vulcanizing agent.
The ethylene propylene diene monomer is purchased from Fuyang of Zhejiang, chemical engineering technology, inc., the Mooney viscosity [ ML (1 + 4) 125 ℃) is 65, and the polymerized third monomer is a copolymer of cyclopentene-dicyclopentadiene.
The carbon black is purchased from Tianjin optimal alliance chemical technology Co., ltd, and the model is N990.
The grinding aid is triethanolamine and polyether alcohol amine, and the mass ratio of the triethanolamine to the polyether alcohol amine is 1:0.3, the amine value of the polyether alcohol amine is 52-59mgKOH/g.
The vulcanizing agents are dicumyl peroxide and dibenzoyl peroxide, and the mass ratio of the dicumyl peroxide to the dibenzoyl peroxide is 2.5.
Example 3
The embodiment provides a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die, which comprises the following steps:
(1) Preparing a heat vulcanized rubber elastomer in advance: a raw material for producing a heat-vulcanized rubber elastomer was kneaded on a kneader with a gap of the kneader controlled to 1.0mm to give a kneaded material in the form of a continuous sheet having a thickness of 1.0mm, and the sheet was cut by a cutter.
(2) Prefabricating a prepared embossing roller: and (2) winding the iron roller by using the hot vulcanized rubber elastomer prepared in the step (1), wherein the number of winding turns of the hot vulcanized rubber elastomer is 10, and the total winding thickness of the hot vulcanized rubber elastomer is 1.0cm.
(3) And (3) vulcanization molding: and (3) putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization, wherein the vulcanization temperature is 130 ℃, the vulcanization pressure is 3MPa, and the vulcanization time is 12h.
(4) Grinding and polishing: and (4) naturally cooling the vulcanized embossing roller in the step (3) for 24 hours, and then grinding and polishing until the surface gloss is 0.8 to obtain a semi-finished product.
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
The preparation raw materials of the heat vulcanized rubber elastomer comprise, by weight, 100 parts of ethylene propylene diene monomer, 20 parts of carbon black, 5 parts of a grinding aid and 5 parts of di-tert-butyl peroxyisopropylbenzene.
The ethylene propylene diene monomer is purchased from Fuyang of Zhejiang, chemical engineering technology, inc., the Mooney viscosity [ ML (1 + 4) 125 ℃) is 65, and the polymerized third monomer is a copolymer of cyclopentene-dicyclopentadiene.
The carbon black is purchased from Tianjin optimal alliance chemical technology Co., ltd, and the model is N990.
The grinding aid is triethanolamine and polyether alcohol amine, and the mass ratio of the triethanolamine to the polyether alcohol amine is 1:0.3, the amine value of the polyether alcohol amine is 52-59mgKOH/g.
Example 4
The embodiment provides a preparation method of a 3D precision ethylene propylene diene monomer embossing roller die, which comprises the following steps:
(1) Preparing a heat vulcanized rubber elastomer in advance: the raw material for producing the heat-vulcanized rubber elastomer was kneaded in a kneader with a gap of 1.0mm, and the kneaded material was cut into sheets with a thickness of 1.0mm by a cutter.
(2) Prefabricating an embossing roller: and (2) winding the iron roller by using the heat vulcanized rubber elastomer prepared in advance in the step (1), wherein the number of winding turns of the heat vulcanized rubber elastomer is 10, and the total winding thickness of the heat vulcanized rubber elastomer is 1.0cm.
(3) And (3) vulcanization molding: and (3) putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization, wherein the vulcanization temperature is 130 ℃, the vulcanization pressure is 3MPa, and the vulcanization time is 12h.
(4) Grinding and polishing: and (4) naturally cooling the vulcanized embossing roller in the step (3) for 24 hours, and then grinding and polishing until the surface gloss is 0.8 to obtain a semi-finished product.
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
The preparation raw materials of the heat vulcanized rubber elastomer comprise, by weight, 100 parts of ethylene propylene diene monomer, 20 parts of carbon black, 5 parts of a grinding aid and 5 parts of a vulcanizing agent.
The ethylene propylene diene monomer is purchased from Fuyang Suiyaku chemical engineering Co., ltd. In Zhejiang, mooney viscosity [ ML (1 + 4) 125 ℃) is 65, and a third monomer for polymerization is a copolymer of cyclopentene-dicyclopentadiene.
The carbon black was purchased from Mitsubishi, japan, model #5.
The grinding aid is triethanolamine and polyether alcohol amine, and the mass ratio of the triethanolamine to the polyether alcohol amine is 1:0.3, the amine value of the polyether alcohol amine is 52-59mgKOH/g.
The vulcanizing agents are dicumyl peroxide and dibenzoyl peroxide, and the mass ratio of the dicumyl peroxide to the dibenzoyl peroxide is 2.5.
Performance test
The precision, surface roughness and gloss of the surface texture were measured using the ethylene propylene diene monomer embossing roll mold prepared in the examples. The test results are reported in table 1. Wherein the precision test is observed by using a 50 times magnifying glass, and the texture difference value (mum) of the standard plate and the example is compared. The surface roughness refers to the national standard GB/T1031, and the test is carried out by triggering with a needle. Where the gloss was measured with a spectrophotometer with reference to the standard JJG 696-2015.
TABLE 1
Glossiness (Gs) Precision (μm) Surface roughness (μm)
Example 1 0.5 0.5 0.3
Example 2 0.45 0.55 0.3
Example 3 0.5 0.75 0.6
Example 4 0.55 0.65 0.5

Claims (10)

1. A preparation method of a 3D precision ethylene propylene diene monomer embossing roller die is characterized by comprising the following steps:
(1) Preparing a heat vulcanized rubber elastomer in advance: mixing the raw materials for preparing the hot vulcanized rubber elastomer on a mixing roll, controlling the gap of the mixing roll to mix the raw materials into sheets, and cutting the sheets into sheets by a cutter;
(2) Prefabricating a prepared embossing roller: winding a roller by using the heat vulcanized rubber elastomer prepared in step (1);
(3) And (3) vulcanization molding: putting the prefabricated embossing roller in the step (2) into a sealer for vulcanization;
(4) Grinding and polishing: naturally cooling the embossing roller vulcanized in the step (3), and then grinding and polishing to obtain a semi-finished product;
(5) And (5) laser engraving, cleaning and packaging the semi-finished product.
2. The production method according to claim 1, wherein the heat-vulcanized rubber elastomer in the step (2) is wound for 5 to 10 turns, and the total wound thickness of the heat-vulcanized rubber elastomer is 0.5 to 1.0cm.
3. The preparation method according to claim 1, wherein the specific operating conditions of the vulcanization in the step (3) are as follows: the vulcanization temperature is 120-150 ℃, the vulcanization pressure is 2-5MPa, and the vulcanization time is 12h.
4. A heat-vulcanized rubber elastomer obtained by the production method according to any one of claims 1 to 3, wherein the raw material for producing the heat-vulcanized rubber elastomer comprises, in parts by weight: 80-130 parts of ethylene propylene diene monomer, 20-30 parts of pigment and filler, 5-10 parts of grinding aid and 5-8 parts of vulcanizing agent.
5. The heat-vulcanized rubber elastomer according to claim 4, wherein the pigment filler has a particle size of 0.1 to 50 μm.
6. The heat-vulcanized rubber elastomer according to any one of claims 4 to 5, wherein the polymerized third monomer of the ethylene-propylene-diene rubber is a cycloolefin.
7. The hot vulcanized rubber elastomer of any one of claims 4 to 5, wherein the grinding aid is selected from one or more of amine-based substances, silicone-based substances, phosphate-based substances, glycerol triacetate, and polyol.
8. The heat-vulcanized rubber elastomer according to claim 7, wherein the amine is selected from the group consisting of triethanolamine, diethanolamine, triisopropanolamine, N-ethyldiethanolamine, polyethanolamine, diallylethanolamine and polyetherolamine.
9. The heat-vulcanized rubber elastomer according to any one of claims 4 to 5, wherein the vulcanizing agent is a peroxide vulcanizing agent.
10. The heat-vulcanizable rubber elastomer of claim 9 wherein the peroxide curative is selected from at least one of dicumyl peroxide, di-t-butylperoxyisopropyl benzene, dibenzoyl peroxide, 2, 5-dimethyl-2, 5-di (t-butylperoxy) hexane, 1-di-t-butylperoxycyclohexane.
CN202111196624.1A 2021-10-14 2021-10-14 Preparation method of 3D precise ethylene propylene diene monomer embossing roller die Active CN115466462B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111196624.1A CN115466462B (en) 2021-10-14 2021-10-14 Preparation method of 3D precise ethylene propylene diene monomer embossing roller die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111196624.1A CN115466462B (en) 2021-10-14 2021-10-14 Preparation method of 3D precise ethylene propylene diene monomer embossing roller die

Publications (2)

Publication Number Publication Date
CN115466462A true CN115466462A (en) 2022-12-13
CN115466462B CN115466462B (en) 2024-05-03

Family

ID=84363256

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111196624.1A Active CN115466462B (en) 2021-10-14 2021-10-14 Preparation method of 3D precise ethylene propylene diene monomer embossing roller die

Country Status (1)

Country Link
CN (1) CN115466462B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1579732A (en) * 2003-08-05 2005-02-16 通用电气公司 Process and apparatus for embossing a film surface
US20050119097A1 (en) * 2003-11-28 2005-06-02 Hirokazu Nishimori Paper feeding rubber roller and method of producing the same
KR20090049716A (en) * 2007-11-14 2009-05-19 이희춘 Rubber roll for steel-making and manufacturing method thereof
CN101618571A (en) * 2009-07-23 2010-01-06 沈英 Ceramic plate stamping technology and ceramic plate stamping device
CN103547452A (en) * 2011-03-22 2014-01-29 伊斯曼柯达公司 Laser-engraveable flexographic printing precursors
KR20150136772A (en) * 2014-05-28 2015-12-08 주식회사 진영엘이 Embo Roll and Method for Preparing the Same
CN107776179A (en) * 2017-10-30 2018-03-09 桐城运城制版有限公司 A kind of embossing cylinder processing technology
CN108819446A (en) * 2018-06-08 2018-11-16 昆山运城压纹制版有限公司 A kind of laser resin roll and its processing process
CN109280394A (en) * 2018-10-12 2019-01-29 广州德润橡胶制品有限公司 A kind of semi-conductive silicone rubber roller material of high repeated charge and preparation method thereof
CN208498837U (en) * 2018-07-09 2019-02-15 上饶市江能新型材料有限公司 A kind of environment-friendly type grinding aid processing filling apparatus
CN110615648A (en) * 2018-06-20 2019-12-27 尧柏特种水泥技术研发有限公司 Decorative cement
CN112654487A (en) * 2018-10-01 2021-04-13 东丽薄膜先端加工股份有限公司 Silicone rubber roll for embossing, method and apparatus for producing plastic film using same, and surface protective film

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1579732A (en) * 2003-08-05 2005-02-16 通用电气公司 Process and apparatus for embossing a film surface
US20050119097A1 (en) * 2003-11-28 2005-06-02 Hirokazu Nishimori Paper feeding rubber roller and method of producing the same
KR20090049716A (en) * 2007-11-14 2009-05-19 이희춘 Rubber roll for steel-making and manufacturing method thereof
CN101618571A (en) * 2009-07-23 2010-01-06 沈英 Ceramic plate stamping technology and ceramic plate stamping device
CN103547452A (en) * 2011-03-22 2014-01-29 伊斯曼柯达公司 Laser-engraveable flexographic printing precursors
KR20150136772A (en) * 2014-05-28 2015-12-08 주식회사 진영엘이 Embo Roll and Method for Preparing the Same
CN107776179A (en) * 2017-10-30 2018-03-09 桐城运城制版有限公司 A kind of embossing cylinder processing technology
CN108819446A (en) * 2018-06-08 2018-11-16 昆山运城压纹制版有限公司 A kind of laser resin roll and its processing process
CN110615648A (en) * 2018-06-20 2019-12-27 尧柏特种水泥技术研发有限公司 Decorative cement
CN208498837U (en) * 2018-07-09 2019-02-15 上饶市江能新型材料有限公司 A kind of environment-friendly type grinding aid processing filling apparatus
CN112654487A (en) * 2018-10-01 2021-04-13 东丽薄膜先端加工股份有限公司 Silicone rubber roll for embossing, method and apparatus for producing plastic film using same, and surface protective film
CN109280394A (en) * 2018-10-12 2019-01-29 广州德润橡胶制品有限公司 A kind of semi-conductive silicone rubber roller material of high repeated charge and preparation method thereof

Also Published As

Publication number Publication date
CN115466462B (en) 2024-05-03

Similar Documents

Publication Publication Date Title
CN104194079B (en) A kind of Composite Material Seal Ring and manufacture craft thereof
CN111086313A (en) Polyurethane elastomer modified PVC synthetic leather and preparation method thereof
CN115466462A (en) Preparation method of 3D precision Ethylene Propylene Diene Monomer (EPDM) embossing roller die
CN103934912B (en) The preparation method on a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor
MX2022015252A (en) Method for making carbonated precast concrete products with enhanced durability.
CN112706336A (en) Production process of anti-slip heat-resistant rubber gloves
CN112300462A (en) Disposable foaming pad and preparation method thereof
CN101117012B (en) Method for producing fluoroelastomer rolling board
CN102310575A (en) Manufacture method for leather cup for sealing high-speed rotation shaft
CN112961414B (en) Sole rubber composition and preparation method and application thereof
CN1160178C (en) Production process of rubber diaphragm for vapor chamber
CN113910641B (en) Carbon fiber composite material product, preparation method thereof and wearable seat
CN115716950B (en) Composition for rubber processing aid, application of rubber processing aid in rubber processing and rubber processing method
CN112175250A (en) Sole rubber for low-voltage insulation cloth cover rubber shoes and preparation method and application thereof
CN114349999B (en) TPO male die skin with special effect produced by direct embossing and preparation method thereof
CN100361797C (en) Method for preparing brake sheets made from macromolecule alloy
CN108659283A (en) A kind of wear-resisting fatigue resistant thermoplastic method for producing elastomers
CN110628103A (en) Rubber sole for kitchen use, preparation method and secondary vulcanization process thereof
CN113024911B (en) Preparation method of butyronitrile foaming embossing gloves
CN216682941U (en) Secondary vulcanization frock of tire typeface
CN108485274A (en) A kind of preparation method of the translucent master die moulding of precipitation
KR910007986B1 (en) Forming method for cubic pattern roller
US1352163A (en) Coated fabric and process of producing the same
CN110871579A (en) Manufacturing method of flexible conveying belt
CN102181102A (en) Patterned rubber sleeve for fabricating transmission belt and fabrication method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 215400 No.5 Youyi Road, Huangjing Industrial Park, Taicang City, Suzhou City, Jiangsu Province

Applicant after: Suzhou Rui High Tech Materials Co.,Ltd.

Address before: 215400 No.5 Youyi Road, Huangjing Industrial Park, Taicang City, Suzhou City, Jiangsu Province

Applicant before: SUZHOU GREENTECH Co.,Ltd.

CB02 Change of applicant information
CB03 Change of inventor or designer information

Inventor after: Gao Jingang

Inventor after: Zhang Yi

Inventor after: Li Chao

Inventor before: Zhang Yi

Inventor before: Li Chao

Inventor before: Gao Jingang

CB03 Change of inventor or designer information
GR01 Patent grant
GR01 Patent grant