CN105061911A - Conveyor belt contactable with food - Google Patents

Conveyor belt contactable with food Download PDF

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Publication number
CN105061911A
CN105061911A CN201510497351.2A CN201510497351A CN105061911A CN 105061911 A CN105061911 A CN 105061911A CN 201510497351 A CN201510497351 A CN 201510497351A CN 105061911 A CN105061911 A CN 105061911A
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China
Prior art keywords
rubber
parts
food
trevira
conveying belt
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Granted
Application number
CN201510497351.2A
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Chinese (zh)
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CN105061911B (en
Inventor
刁广利
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Diao Guangli
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Jinan Yanxin Environmental Protection Technology Co Ltd
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Priority to CN201510497351.2A priority Critical patent/CN105061911B/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/30Belts or like endless load-carriers
    • B65G15/32Belts or like endless load-carriers made of rubber or plastics
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Belt Conveyors (AREA)

Abstract

The invention relates to the technical field of rubber products, and particularly discloses a conveyor belt contactable with food. The conveyor belt contactable with the food comprises a polyester fiber cloth layer, wherein the outer side of the polyester fiber cloth layer is coated with covering rubber, and the covering rubber is prepared from raw materials in parts by weight as follows: 90-110 parts of an EPDM (ethylene-propylene-diene monomer), 20-40 parts of white carbon black, 20-40 parts of nano calcium carbonate, 1-2 parts of a 3M vulcanizing agent, 3-5 parts of zinc oxide and 4-6 parts of paraffin oil. The conveyor belt has the benefits as follows: components are simple, by-products produced in the vulcanizing process are greatly reduced, meanwhile, low-molecule substances contained in the rubber are reduced correspondingly, the smell and the sanitary condition of vulcanized rubber are obviously improved, and the sanitation safety is greatly improved; the finally produced conveyor belt is safe and reliable to use, is not colored when contacting with vegetables, medicinal materials and the like, is higher in cleanness and safety and can be widely used for conveying the vegetables, the food, articles for daily use and the like.

Description

A kind of can the conveying belt of contact food
(1) technical field
The present invention relates to rubber item technical field, particularly a kind of can the conveying belt of contact food.
(2) background technology
Current domestic food conveying belt sizing material used many employings traditional technology is produced, and rubber is based on natural rubber and common synthetic rubber.Due to rubber loss of properties on aging used, thus need to add multiple anti-aging agent to strengthen the ageing-resistant performance of sizing material, and generally adopt sulfur cross-linking system, need sulphur and number of chemical auxiliary agent just can complete sulfuration, produce required various industrial chemicals and often reach more than tens kinds, and containing more sulphur in sizing material.Due to complicated component, and the by product generated in baking process is more, final production conveying belt out easily produces smell, also containing toxic chemical substance, thus the food sanitation safe being used for carrying reduces greatly, and cross-linked rubber smell and hygienic requirements are all not ideal enough.
(3) summary of the invention
The present invention, in order to make up the deficiencies in the prior art, provides that a kind of composition is simple, the by product produced in anti-aging agent, sulfidation greatly reduces without the need to using, wholesomeness significantly improves can the conveying belt of contact food.
The present invention is achieved through the following technical solutions:
Can the conveying belt of contact food, comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following parts by weight:
Terpolymer EP rubber 90-110 part, white carbon black 20-40 part, nano-calcium carbonate 20-40 part, 3M vulcanizing agent 1-2 part, zinc oxide 3-5 part, paraffin oil 4-6 part;
This can the preparation method of conveying belt of contact food, comprises the steps:
By terpolymer EP rubber in Banbury mixer at 50 DEG C mixing 3 minutes, then add white carbon black, nano-calcium carbonate, 3M vulcanizing agent, zinc oxide and paraffin oil and obtain rubber cover after mixing 15 minutes at 120 DEG C, by rolling press, rubber cover is evenly coated on the outside of trevira layer of cloth again, obtaining this can the conveying belt of contact food.
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following parts by weight:
Terpolymer EP rubber 100 parts, white carbon black 30 parts, nano-calcium carbonate 30 parts, 3M vulcanizing agent 1.5 parts, 4 parts, zinc oxide, paraffin oil 5 parts;
This can the preparation method of conveying belt of contact food, comprises the steps:
By terpolymer EP rubber in Banbury mixer at 50 DEG C mixing 3 minutes, then add white carbon black, nano-calcium carbonate, 3M vulcanizing agent, zinc oxide and paraffin oil and obtain rubber cover after mixing 15 minutes at 120 DEG C, by rolling press, rubber cover is evenly coated on the outside of trevira layer of cloth again, obtaining this can the conveying belt of contact food.
The resistance to ozone of terpolymer EP rubber, the ageing-resistant performance such as heat-resisting, weather-proof are excellent, can be widely used in the fields such as trolley part, building water-proof material, electric wire and cable jacket, heat-resistant rubber hose, adhesive tape, automotive sealant;
White carbon black is used in colorful rubber goods and carries out reinforcement with alternative carbon black, meets the needs of white or translucent product.White carbon black has superpower adhesive power, anti tear and heat-resistant aging resistance simultaneously, thus in black rubber goods also alternative part carbon black, to obtain high-quality rubber item, as off-the-highway tire, engineering tyre, radial-ply tyre etc.;
Nano-calcium carbonate and rubber have good consistency, have reinforcement, a performance that filling, toning, improvement add technique and goods, can make rubber easily mixing, easily disperse, mixing rear colloid is soft, and rubber surface is smooth; The extensibility of goods, tensile strength, tear strength etc. can be made to have the raising of essence; Add the rubber of sodium rice calcium carbonate, its cross-linked rubber rises long rate, tear fracture performance, compression set and the energy of resistance to tropism, all than the height adding general calcium carbonate.It not only can be used alone as reinforcement and filler material, and can according to Production requirement and other stopping composition with the use of, as carbon black, white carbon black, fine particle calcium carbonate coarse whiting, titanium dioxide, potter's clay etc., reach reinforcement, filling, toning, improve complete processing, improve product properties and reduce the object of gum content;
Zinc oxide is mainly used in rubber industry and makes strengthening agent and promoting agent, is also used as tinting material and the weighting agent of white size, has good erosion resistance, tear strength and elasticity to make rubber;
3M vulcanizing agent is particularly suitable for transparent article sulfuration, as glass cement sole, transparency is one of kind best in peroxide vulcanizing system, vulcanization rate is fast, compression set is little, be applicable to ethylene-propylene rubber(EPR), paracril, silicon rubber, chlorosulfonated polyethylene, polyurethane rubber sulfuration, can be used for requirement nontoxic, or food grade, pharmaceutical grade goods aspect;
Paraffin oil can be used for improving rubber resistance to deterioration and increasing snappiness.
The present invention can the beneficial effect of conveying belt of contact food be: rubber used adopts has the excellent terpolymer EP rubber of ageing-resistant performance, without the need to using anti-aging agent, sizing material has outstanding ageing-resistant performance, 3M vulcanizing agent is selected to make vulcanizing agent, eliminate the compositions such as sulphur, promotor, vulcanization aid, make system component very simple, chemical material kind used decreases more than 60%.Because composition is simple, the by product produced in sulfidation also greatly reduces, contained lower-molecular substance also corresponding minimizing in sizing material simultaneously, cross-linked rubber smell and sanitary condition all be improved significantly, wholesomeness improves greatly; Final obtained conveying belt is safe and reliable, not painted when contact vegetables, medicinal material etc., clean feel and the sense of security higher, do casing ply by trevira layer of cloth, polyester fiber cloth has the features such as nontoxic, tasteless, dimensional stabilizing, and rubber cover is nontoxic, tasteless, anti-aging, tear-resistant, not easily cooperating microorganisms, can be widely used in conveying vegetables, food and daily necessities etc.
(4) embodiment
Below in conjunction with embodiment, the invention will be further described, but the present invention is not limited thereto, and the preparation method in embodiment is customary preparation methods, no longer describes in detail.
Embodiment 1:
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following weight:
Terpolymer EP rubber double centner, white carbon black 30 kilograms, nano-calcium carbonate 30 kilograms, 3M vulcanizing agent 1.5 kilograms, 4 kilograms, zinc oxide, paraffin oil 5 kilograms;
This can the preparation method of conveying belt of contact food, adopts following steps:
By terpolymer EP rubber in Banbury mixer at 50 DEG C mixing 3 minutes, then add white carbon black, nano-calcium carbonate, 3M vulcanizing agent, zinc oxide and paraffin oil and obtain rubber cover after mixing 15 minutes at 120 DEG C, by rolling press, rubber cover is evenly coated on the outside of trevira layer of cloth again, obtaining this can the conveying belt of contact food.
Embodiment 2:
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following weight:
Terpolymer EP rubber 90 kilograms, white carbon black 20 kilograms, nano-calcium carbonate 20 kilograms, 3M vulcanizing agent 1 kilogram, 3 kilograms, zinc oxide, paraffin oil 4 kilograms.
Preparation method is with embodiment 1.
Embodiment 3:
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following weight:
Terpolymer EP rubber 110 kilograms, white carbon black 40 kilograms, nano-calcium carbonate 40 kilograms, 3M vulcanizing agent 2 kilograms, 5 kilograms, zinc oxide, paraffin oil 6 kilograms.
Preparation method is with embodiment 1.
Embodiment 4:
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following weight:
Terpolymer EP rubber 95 kilograms, white carbon black 25 kilograms, nano-calcium carbonate 25 kilograms, 3M vulcanizing agent 1.2 kilograms, 3.5 kilograms, zinc oxide, paraffin oil 4.5 kilograms.
Preparation method is with embodiment 1.
Embodiment 5:
This can the conveying belt of contact food, and comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following weight:
Terpolymer EP rubber 105 kilograms, white carbon black 35 kilograms, nano-calcium carbonate 35 kilograms, 3M vulcanizing agent 1.8 kilograms, 4.5 kilograms, zinc oxide, paraffin oil 5.5 kilograms.
Preparation method is with embodiment 1.

Claims (2)

1. can the conveying belt of contact food, it is characterized in that: comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following parts by weight:
Terpolymer EP rubber 90-110 part, white carbon black 20-40 part, nano-calcium carbonate 20-40 part, 3M vulcanizing agent 1-2 part, zinc oxide 3-5 part, paraffin oil 4-6 part;
This can the preparation method of conveying belt of contact food, comprises the steps:
By terpolymer EP rubber in Banbury mixer at 50 DEG C mixing 3 minutes, then add white carbon black, nano-calcium carbonate, 3M vulcanizing agent, zinc oxide and paraffin oil and obtain rubber cover after mixing 15 minutes at 120 DEG C, by rolling press, rubber cover is evenly coated on the outside of trevira layer of cloth again, obtaining this can the conveying belt of contact food.
2. according to claim 1 a kind of can the conveying belt of contact food, it is characterized in that: comprise trevira layer of cloth, be coated with rubber cover in the outside of trevira layer of cloth, described rubber cover is made up of the raw material of following parts by weight:
Terpolymer EP rubber 100 parts, white carbon black 30 parts, nano-calcium carbonate 30 parts, 3M vulcanizing agent 1.5 parts, 4 parts, zinc oxide, paraffin oil 5 parts;
This can the preparation method of conveying belt of contact food, comprises the steps:
By terpolymer EP rubber in Banbury mixer at 50 DEG C mixing 3 minutes, then add white carbon black, nano-calcium carbonate, 3M vulcanizing agent, zinc oxide and paraffin oil and obtain rubber cover after mixing 15 minutes at 120 DEG C, by rolling press, rubber cover is evenly coated on the outside of trevira layer of cloth again, obtaining this can the conveying belt of contact food.
CN201510497351.2A 2015-08-13 2015-08-13 A kind of conveyer belt of accessible food Active CN105061911B (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510497351.2A CN105061911B (en) 2015-08-13 2015-08-13 A kind of conveyer belt of accessible food

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106589617A (en) * 2016-11-28 2017-04-26 河南同伟建材有限公司 Rubber elastomer used in surface of floor tile
CN106893156A (en) * 2017-03-17 2017-06-27 广州飞旋橡胶有限公司 A kind of white foodweb
CN110105675A (en) * 2019-05-08 2019-08-09 浙江奋飞橡塑制品有限公司 New-type carbon black ethylene propylene diene rubber and with its tear-proof rubber conveyer belt obtained
CN110922685A (en) * 2019-11-23 2020-03-27 上海米莜凯自动化装备有限公司 Conveying belt and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101214880A (en) * 2008-01-11 2008-07-09 浙江东南橡胶机带有限公司 Tearing-proof high temperature resisting conveyer belt
CN103242565A (en) * 2013-05-21 2013-08-14 江苏福莱欧工业制带有限公司 Food conveying belt

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101214880A (en) * 2008-01-11 2008-07-09 浙江东南橡胶机带有限公司 Tearing-proof high temperature resisting conveyer belt
CN103242565A (en) * 2013-05-21 2013-08-14 江苏福莱欧工业制带有限公司 Food conveying belt

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106589617A (en) * 2016-11-28 2017-04-26 河南同伟建材有限公司 Rubber elastomer used in surface of floor tile
CN106893156A (en) * 2017-03-17 2017-06-27 广州飞旋橡胶有限公司 A kind of white foodweb
CN110105675A (en) * 2019-05-08 2019-08-09 浙江奋飞橡塑制品有限公司 New-type carbon black ethylene propylene diene rubber and with its tear-proof rubber conveyer belt obtained
CN110922685A (en) * 2019-11-23 2020-03-27 上海米莜凯自动化装备有限公司 Conveying belt and preparation method thereof

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Address after: Diao town Zhangqiu city Ji'nan city Shandong province 250204 Zhang Li Village Street No. 16

Applicant after: SHANDONG YANXIN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd.

Address before: Diao town Zhangqiu city Ji'nan city Shandong province 250204 Zhang Li Village Street No. 16

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Address after: No. 16 Zhangjia Street, Lijia Village, Diao Town, Zhangqiu City, Jinan City, Shandong Province, 250204

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Address before: No. 16 Zhangjia Street, Lijia Village, Diao Town, Zhangqiu City, Jinan City, Shandong Province, 250204

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Country or region before: China