CN102303415A - Manufacturing method for mite-proof polyethylene light conveyer belt - Google Patents

Manufacturing method for mite-proof polyethylene light conveyer belt Download PDF

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CN102303415A
CN102303415A CN201110137527A CN201110137527A CN102303415A CN 102303415 A CN102303415 A CN 102303415A CN 201110137527 A CN201110137527 A CN 201110137527A CN 201110137527 A CN201110137527 A CN 201110137527A CN 102303415 A CN102303415 A CN 102303415A
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mite
proof
conveyer belt
polyethylene
light
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CN102303415B (en
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陆晓理
范冰
史佩浩
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SHANGHAI YONGLI TRANSPORT SYSTEM CO Ltd
SHANGHAI YONGLI BELTING CO Ltd
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SHANGHAI YONGLI TRANSPORT SYSTEM CO Ltd
SHANGHAI YONGLI BELTING CO Ltd
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Abstract

The invention relates to a manufacturing method for a mite-proof polyethylene light conveyer belt. The method sequentially comprises the following steps of: adding water into a mite-proof agent to prepare mite-proof treatment solution; soaking a polyester fabric into the mite-proof treatment solution, drying and determining the nature to prepare a mite-proof treated polyester fabric; crushing polyethylene granules, sieving, mixing the powder and the mite-proof agent, and blending and granulating the mixture through a double-screw extruder to prepare mite-proof modified polyethylene (PE) granules, wherein the mass content of the mite-proof agent is 2 to 5 percent; and compounding the mite-proof modified PE material and the mite-proof treated polyester fabric by using an extrusion calendering process, keeping the extrusion temperature at 130 to 150 DEG C, and keeping the surface temperature of the mite-proof treated polyester fabric at 120 to 150 DEG C; and cooling the conveyer belt to room temperature. The invention has the advantages that: the mite-proof agent can kill mites and inhibit reproduction of the mites, has no harm to the human body, and has high chemical stability and thermal stability; the mite-proof agent has good compatibility with PE, and does not influence the machining property and other mechanical properties of the PE light conveyer belt; and the method totally accords with the food hygienic standard of American FDA and the laws and regulations of European Union REACH.

Description

The manufacturing approach of the anti-light-duty conveyer belt of acarid polyethylene
Technical field
The present invention relates to the manufacturing field of light-duty conveyer belt, the manufacturing approach of the light-duty conveyer belt of especially a kind of anti-acarid polyethylene.
Background technology
The light-duty conveyer belt of PE is a framework material with the polyester textile generally, is mainly used in to carry light, middle quality article.Advantages such as the light-duty conveyer belt of PE is in light weight with it, the life-span long, generation friction easy for installation, difficult are widely used in food processing, industries such as tobacco.But tobacco product is easy to generate acarid in process, makes the light-duty conveyor belt surface of PE be infected with acarid, also breeding and expansion rapidly, brings harm to tobacco product quality and people's health.
Therefore, satisfying on the performance basis such as light-duty conveyer belt physics of PE and machinery, giving the function that the anti-mite of the light-duty conveyer belt of PE drives mite, having very important practical value, the general level of the health that improves the people is had positive and important meaning.
Summary of the invention
Technical problem to be solved by this invention is to provide the manufacturing approach of the light-duty conveyer belt of a kind of anti-acarid polyethylene.
The present invention solves the problems of the technologies described above the technical scheme of being taked: the manufacturing approach of the light-duty conveyer belt of a kind of anti-acarid polyethylene; Polyester textile by after the anti-mite processing is composited as surface material as skeleton and anti-mite modified polyethylene material, and manufacturing approach comprises the steps:
The first step: mite-proof agent is added the anti-mite treatment fluid that water is made into concentration 50~100g/L;
Second step: polyester textile is flooded in the anti-mite treatment fluid of the first step, and pickup is 150~200g/m 2, carrying out drying and qualitative through Far-infrared Heating, baking temperature makes anti-mite and handles polyester textile at 80~90 ℃;
The 3rd step: polyethylene particle is pulverized; Cross 270~325 eye mesh screens; And mix with mite-proof agent; Make PE powder absorption mite-proof agent; Then through double screw extruder blend granulation; 130~140 ℃ of processing temperatures make anti-mite modified polyethylene material particle, and the mass content of mite-proof agent is 2~5% in this particle;
The 4th step: will prevent that with extrusion calendaring technology mite modified polyethylene material and anti-mite processing polyester textile carry out compound; 130~150 ℃ of extrusion temperatures; Composite pressure 10~15Pa, in this process, the cloth surface temperature that anti-mite is handled polyester textile remains on 120~150 ℃;
The 5th step: be cooled to room temperature, obtain the anti-light-duty conveyer belt of acarid polyethylene.
Concrete, in the first step, the concentration of anti-mite treatment fluid can be 50,60,70,80,90 or 100g/L.
Concrete, in the 3rd step, the mass content of mite-proof agent can be 2,2.5,3,3.5,4,4.5 or 5% in the anti-mite modified polyethylene material particle.
On the basis of such scheme, during the first step and the 3rd went on foot, the active ingredient in the described mite-proof agent was the OIT compounds.Require this compound to be liquid, water-soluble, nontoxic, no teratogenesis, no mutagenicity does not have potential carcinogenic, does not contain harmful substances such as formaldehyde and heavy metal ion, compliance with environmental protection requirements.
On the basis of such scheme, described OIT compounds is the composition (CMIT/MIT) of 5-chloro-2-methyl-4-isothiazoline-3-ketone and 2-methyl-4-isothiazoline-3-ketone.Reaction mechanism is the proteins react in it and the microbial cell, and cellular respiration is paused, and suppresses microbial growth rapidly.
On the basis of such scheme, in the 3rd step, the melt index of said polyethylene particle is 30~40g (every 10min).
The invention has the beneficial effects as follows:
1, the light-duty conveyer belt of anti-mite PE of the present invention can be killed acarid, and suppresses acarid regeneration, and is harmless, and has very high chemical stability and heat endurance;
2, mite-proof agent of the present invention and PE compatibility are good, and processing characteristics and other mechanical property of the light-duty conveyer belt of PE are not had influence;
3, the light-duty conveyer belt of anti-mite PE of the present invention meets U.S. FDA food hygienic standard and the REACH of European Union rules fully, is a kind of long-lived conveying products.
Description of drawings
Fig. 1 is the cross-sectional view of the anti-light-duty conveyer belt of acarid PE of the present invention.
Fig. 2 is the process chart of the anti-light-duty conveyer belt of acarid PE of the present invention.
Label declaration in the accompanying drawing
The anti-mite of the anti-mite modified PE material 2-of 1-is handled polyester textile.
The specific embodiment
See also Fig. 2 for shown in the process chart of the anti-light-duty conveyer belt of acarid PE of the present invention; The manufacturing approach of the light-duty conveyer belt of a kind of anti-acarid polyethylene; Wherein, Polyester textile and anti-mite modified polyethylene material after described light-duty conveyer belt is handled by anti-mite are composited, and manufacturing approach comprises the steps:
The first step: (active ingredient is the OIT compounds with mite-proof agent; Be 5-chloro-2-methyl-4-isothiazoline-3-ketone/2-methyl-4-isothiazoline-3-ketone, the RHZL-03 that Shanghai profit river nanosecond science and technology Co., Ltd provides) adds the anti-mite treatment fluid that water is made into concentration 50~100g/L;
Second step: polyester textile is flooded in the anti-mite treatment fluid of the first step, and pickup is 150~200g/m 2, carrying out drying and qualitative through Far-infrared Heating, baking temperature makes anti-mite and handles polyester textile at 80~90 ℃;
The 3rd step: (melt index is that 30~40g) particles are pulverized with polyethylene; Cross 270~325 eye mesh screens; And with mite-proof agent (active ingredient is the OIT compounds; The RHZL-03 that profit river, Shanghai nanosecond science and technology Co., Ltd provides) mixes; Then through double screw extruder blend granulation; 130~140 ℃ of processing temperatures make anti-mite modified polyethylene material particle, and the mass content of mite-proof agent is 2~5% in this particle;
The 4th step: will prevent that with extrusion calendaring technology mite modified polyethylene material 1 and anti-mite processing polyester textile 2 carry out compound; 130~150 ℃ of extrusion temperatures; Composite pressure 10~15Pa, during the course, the cloth surface temperature that anti-mite is handled polyester textile remains on 120~150 ℃;
The 5th step: be cooled to room temperature, obtain the anti-light-duty conveyer belt of acarid polyethylene (as shown in Figure 1).
The prescription of the anti-light-duty conveyer belt of acarid PE of the embodiment of the invention and the prescription of the light-duty conveyer belt of comparative example common PE are as shown in table 1.
Figure 306164DEST_PATH_IMAGE001
Whether embodiment and the main distinction in the comparative example are to add in the PE material the different and skeleton fabric of the consumption of mite-proof agent and handle through anti-mite.Embodiment and comparative example are made the light-duty conveyer belt of PE according to same production procedure, and the anti-mite performance of test, the result is as shown in table 2.
Figure 223304DEST_PATH_IMAGE002
Annotate: above test basis and method are: " FZ/T 01100-2008 textile is prevented mite performance evaluation "
Can know that by table 2 the anti-light-duty conveying of mite PE has anti-preferably mite effect, the expulsion rate of dust mite is surpassed 95%.
In addition, the light-duty conveyer belt safety non-toxic of this anti-mite PE meets hygienic requirements, does not cause the pollution to environment in the time of harmless, meets U.S. FDA food hygienic standard and the REACH of European Union rules fully, and has extraordinary anti-mite effect.

Claims (4)

1. the manufacturing approach of the light-duty conveyer belt of anti-acarid polyethylene is characterized in that: the polyester textile after being handled by anti-mite is composited as surface material as skeleton and anti-mite modified polyethylene material, and manufacturing approach comprises the steps:
The first step: mite-proof agent is added the anti-mite treatment fluid that water is made into concentration 50~100g/L;
Second step: polyester textile is flooded in the anti-mite treatment fluid of the first step, and pickup is 150~200g/m 2, carrying out drying and qualitative through Far-infrared Heating, baking temperature makes anti-mite and handles polyester textile at 80~90 ℃;
The 3rd step: polyethylene particle is pulverized, crossed 270~325 eye mesh screens, and mix with mite-proof agent; Then through double screw extruder blend granulation; 130~140 ℃ of processing temperatures make anti-mite modified polyethylene material particle, and the mass content of mite-proof agent is 2~5% in this particle;
The 4th step: it is compound to prevent that with extrusion calendaring technology mite modified polyethylene material and anti-mite processing polyester textile carry out, 130~150 ℃ of extrusion temperatures, and composite pressure 10~15Pa, and the cloth surface temperature of anti-mite processing polyester textile remains on 120~150 ℃;
The 5th step: be cooled to room temperature, obtain the anti-light-duty conveyer belt of acarid polyethylene.
2. the manufacturing approach of the light-duty conveyer belt of anti-acarid polyethylene according to claim 1 is characterized in that: during the first step and the 3rd went on foot, the active ingredient in the described mite-proof agent was the OIT compounds.
3. the manufacturing approach of the light-duty conveyer belt of anti-acarid polyethylene according to claim 1 is characterized in that: described OIT compounds is the composition of 5-chloro-2-methyl-4-isothiazoline-3-ketone and 2-methyl-4-isothiazoline-3-ketone.
4. the manufacturing approach of the light-duty conveyer belt of anti-acarid polyethylene according to claim 1 is characterized in that: in the 3rd step, the melt index of said polyethylene particle is 30~40g.
CN201110137527.5A 2011-05-26 2011-05-26 The manufacture method of anti-acarid polyethylene light conveyer belt Active CN102303415B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102897472A (en) * 2012-11-01 2013-01-30 上海永利输送系统有限公司 Light conveyor belt for thermoplastic polypropylene elastomers and manufacturing method of light conveyor belt
CN106218182A (en) * 2015-10-30 2016-12-14 上海永利带业股份有限公司 A kind of preparation method of moldproof polyethylene light-type conveyer belt
CN110616569A (en) * 2019-10-22 2019-12-27 江苏奥斯达带业有限公司 Anti-adhesion polyethylene light conveying belt and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08325915A (en) * 1995-03-23 1996-12-10 Idemitsu Petrochem Co Ltd Nonwoven fabric, its laminate and production of nonwoven fabric
CN101844665A (en) * 2010-04-28 2010-09-29 上海永利带业股份有限公司 High-peeling strength polyethylene conveying belt and manufacturing method thereof
CN101979433A (en) * 2010-10-22 2011-02-23 丁宏广 Anti-mite agent-containing polymer master batch, monofilament of anti-mite air filter screen, preparation process and application thereof
CN103060943A (en) * 2012-12-28 2013-04-24 宁波世德特种纺织品有限公司 A manufacturing method for an antibacterial and anti-mite carpet fiber material of automotive interiors

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08325915A (en) * 1995-03-23 1996-12-10 Idemitsu Petrochem Co Ltd Nonwoven fabric, its laminate and production of nonwoven fabric
CN101844665A (en) * 2010-04-28 2010-09-29 上海永利带业股份有限公司 High-peeling strength polyethylene conveying belt and manufacturing method thereof
CN101979433A (en) * 2010-10-22 2011-02-23 丁宏广 Anti-mite agent-containing polymer master batch, monofilament of anti-mite air filter screen, preparation process and application thereof
CN103060943A (en) * 2012-12-28 2013-04-24 宁波世德特种纺织品有限公司 A manufacturing method for an antibacterial and anti-mite carpet fiber material of automotive interiors

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102897472A (en) * 2012-11-01 2013-01-30 上海永利输送系统有限公司 Light conveyor belt for thermoplastic polypropylene elastomers and manufacturing method of light conveyor belt
CN106218182A (en) * 2015-10-30 2016-12-14 上海永利带业股份有限公司 A kind of preparation method of moldproof polyethylene light-type conveyer belt
CN110616569A (en) * 2019-10-22 2019-12-27 江苏奥斯达带业有限公司 Anti-adhesion polyethylene light conveying belt and preparation method thereof

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