CN102618401B - Double-screw high-efficiency environment-friendly pelletized particle cleaning agent and production method thereof - Google Patents
Double-screw high-efficiency environment-friendly pelletized particle cleaning agent and production method thereof Download PDFInfo
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- CN102618401B CN102618401B CN201210059623.7A CN201210059623A CN102618401B CN 102618401 B CN102618401 B CN 102618401B CN 201210059623 A CN201210059623 A CN 201210059623A CN 102618401 B CN102618401 B CN 102618401B
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Abstract
The invention discloses a double-screw high-efficiency environment-friendly pelletized particle cleaning agent and a production method thereof, and belongs to the technical field of high-molecular materials. The double-screw high-efficiency environment-friendly pelletized particle cleaning agent comprises matrix resin, inorganic powder, a lubricating agent and a coupling agent. The production method comprises the following steps of: (1) weighing the matrix resin, the inorganic powder, the lubricating agent and the coupling agent according to the proportioning part by weight; (2) drying the inorganic powder, adding the dried inorganic powder and the coupling agent into a highly-mixing machine, fully mixing and obtaining modified powder; (3) adding the modified powder in the step (2), the matrix resin and the lubricating agent in the high-speed mixing machine, adding the mixed materials into a hopper of an extruder, fusing, blending and extruding the mixed materials from the extruder, and carrying out bracing and granulation. The double-screw high-efficiency environment-friendly pelletized particle cleaning agent disclosed by the invention is convenient to take, low in price and convenient to clean and belongs to a nontoxic and pollution-free material.
Description
Technical field
The invention belongs to technical field of polymer materials, be specifically related to a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system and production method thereof.
Background technology
Good, wide in variety, the easy processing of plastics performance, easily modification, become one of material that cannot lack in modern society.In the course of processing, plastic material more or less has some residual, particularly engineering plastic modification producer, there is such worry, according to traditional purging method, reloading, colour changing is while producing always, twin screw need to be disassembled, clean by solvent or particular tool, band cleans to be over and is installing, so, at least need the time of 1-2 days, not only cause waste of raw materials and environmental pollution, also equipment screw rod is caused to damage, delay the production time.
Along with the increase year by year of plastics output, the waste of material and pollution are more and more serious.Purging method in the past, effect is undesirable, and needs a large amount of man power and materials' input, has greatly improved cost.Conventional screw cleaning agent has certain limitation at aspects such as cleaning efficiency, environmental protection, costs in the market, and for example environment-friendly cleaning agent is difficult to clean to the position such as dead angle, gap of screw rod charging basket, and efficiency is lower; And organic solvent screw cleaning agent, although can greatly improve the efficiency of cleaning, there is again a problem of environmental pollution in the processing of its product.Current Domestic does not almost also have the screw cleaning agent of effective and environmental protection, and the solid screw cleaning agent using is mainly take import as main.
Summary of the invention
The problem existing for prior art, the object of the invention is to design provides a kind of cleaning efficiency high, the solid twin screw clean-out system of environmental protection and the technical scheme of production method thereof.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that being made up of the component of following weight proportioning:
10～30 parts of matrix resins
60～80 parts of inorganic powders
0～10 part of lubricant
0～10 part of coupling agent.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that being made up of the component of following weight proportioning:
15～25 parts of matrix resins
65～75 parts of inorganic powders
2～8 parts of lubricants
2～8 parts of coupling agents.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that described matrix resin is one or more mixture in PE, PP, ABS, PS, LDPE and HDPE.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, it is characterized in that described inorganic powder is one or more mixture in calcium carbonate, talcum powder, calcium hydroxide and silicon-dioxide, described inorganic powder particle diameter is 800～5000 orders, and preferable particle size is 1500～3000 orders.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that described lubricant is N, one or more mixture in N '-ethylene bis stearamide, stearic acid, paraffin, polyvinyl paraffin wax and Palmiticacid.
Described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that described coupling agent is one or more mixture in titanate coupling agent and silane coupling agent.
The production method of described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that comprising following processing step:
1) take matrix resin, inorganic powder, lubricant and coupling agent by described proportioning weight part;
2) inorganic powder is dried at 100～150 ℃, and join in high mixer with coupling agent, fully mix 20～30 minutes, obtain modified powder;
3) again by step 2) modified powder and matrix resin, lubricant join in high-speed mixer, mix 5～20 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.
The production method of described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that described step 2) in bake out temperature be 110～140 ℃, mixing time is 22～28 minutes.
The production method of described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that in described step 3), mixing time is 10～15 minutes.
The production method of described a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that described forcing machine is twin screw extruder, and mixed melting Temperature Setting is: 160～190 ℃ of first paragraphs, 180～200 ℃ of second segments, the 3rd section 180～210 ℃, the 4th section 200～220 ℃, the 5th section 200～220 ℃, the 6th section 200～220 ℃, the 7th section 200～230 ℃, the 8th section 200～240 ℃, the 9th section 200～240 ℃, the tenth section 210～240 ℃, 210～240 ℃ of head temperatures.
Compared with prior art, tool has the following advantages and excellent effect in the present invention: 1) raw material of the present invention is common common raw material on the market, draws materials conveniently, cheap; 2) the present invention and traditional purging method comparison, easy to clean, does not adjust processing parameter, only needs to clean once to arrive repeatedly, can clean up completely, and scavenging period is saved more than 80%, and cleaning performance reaches more than 95%, has greatly improved production efficiency; 3) the invention belongs to nontoxic, nonpollution material, do not contain heavy metal composition, there is not peculiar smell in cleaning process, is all safe for machine and personnel.
Embodiment
Further illustrate the present invention below in conjunction with embodiment, the present invention's umber used is weight part.
Embodiment 1
78.5 parts, 1200 object calcium carbonate is dried at 120 ℃, and with 1 part of titanate coupling agent, join in high-speed mixer, fully mix 25 minutes, after mixing, obtain modified powder;
0.5 part of above-mentioned modified powder and 15 parts of matrix resin LDPE, 5 parts, paraffin, EBS is joined in high-speed mixer, mix 15 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Wherein forcing machine is twin screw extruder, mixed melting Temperature Setting is: 160 ℃ of first paragraphs, 180 ℃ of second segments, the 3rd section 180 ℃, the 4th section 200 ℃, the 5th section 200 ℃, the 6th section 200 ℃, the 7th section 205 ℃, the 8th section 205 ℃, the 9th section 205 ℃, the tenth section 210 ℃, 210 ℃ of head temperatures.
Embodiment 2
60 parts of 800 object silicon-dioxide are dried at 100 ℃, and with 5 parts of silane coupling agents, join in high-speed mixer, fully mix 20 minutes, after mixing, obtain modified powder;
1 part of above-mentioned modified powder and 30 parts of matrix resin PP, 9 parts of stearic acid, polyvinyl paraffin wax is joined in high-speed mixer, mix 5 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Forcing machine is twin screw extruder, and mixed melting Temperature Setting is: 180 ℃ of first paragraphs, 190 ℃ of second segments, the 3rd section 200 ℃, the 4th section 210 ℃, the 5th section 210 ℃, the 6th section 210 ℃, the 7th section 220 ℃, the 8th section 220 ℃, the 9th section 225 ℃, the tenth section 230 ℃, 230 ℃ of head temperatures.
Embodiment 3
70 parts, 2000 object calcium hydroxide is dried at 150 ℃, and with 8 parts of titanate coupling agents, join in high-speed mixer, fully mix 30 minutes, after mixing, obtain modified powder;
1 part of above-mentioned modified powder and 20 parts of matrix resin ABS, 1 part of Palmiticacid, EBS is joined in high-speed mixer, mix 20 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Forcing machine is twin screw extruder, and mixed melting Temperature Setting is: 190 ℃ of first paragraphs, 200 ℃ of second segments, the 3rd section 210 ℃, the 4th section 210 ℃, the 5th section 220 ℃, the 6th section 220 ℃, the 7th section 230 ℃, the 8th section 235 ℃, the 9th section 235 ℃, the tenth section 240 ℃, 240 ℃ of head temperatures.
Embodiment 4
80 parts of 5000 object talcum powder are dried at 140 ℃, and with 1 part of silane coupling agent, 1 part of titanate coupling agent, join in high-speed mixer, fully mix 28 minutes, after mixing, obtain modified powder;
0.5 part of above-mentioned modified powder and 10 parts of matrix resin PE, 7 parts, paraffin, EBS is joined in high-speed mixer, mix 10 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Forcing machine is twin screw extruder, and mixed melting Temperature Setting is: 160 ℃ of first paragraphs, 180 ℃ of second segments, the 3rd section 180 ℃, the 4th section 200 ℃, the 5th section 200 ℃, the 6th section 200 ℃, the 7th section 205 ℃, the 8th section 205 ℃, the 9th section 205 ℃, the tenth section 210 ℃, 210 ℃ of head temperatures.
Embodiment 5
3000 object inorganic powders (65 parts of talcum powder) are dried at 110 ℃, and with 3 parts of silane coupling agents, 1 part of titanate coupling agent, join in high-speed mixer, fully mix 25 minutes, through mix after obtain modified powder;
Above-mentioned modified powder and matrix resin (5 parts of PE, 2 parts of PP, 3 parts of PS, 6 parts of HDPE), lubricant (1 part, 7 parts of stearic acid and paraffin) are joined in high-speed mixer, mix 10 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Forcing machine is twin screw extruder, mixed melting Temperature Setting is: 160～180 ℃ of first paragraphs, 170～195 ℃ of second segments, the 3rd section 180～200 ℃, the 4th section 190～215 ℃, the 5th section 190～210 ℃, the 6th section 190～215 ℃, the 7th section 200～225 ℃, the 8th section 200～220 ℃, the 9th section 200～225 ℃, the tenth section 205～215 ℃, 205～225 ℃ of head temperatures.
As inorganic powder in embodiment 5 adopts a kind of or a kind of mixture in calcium carbonate, talcum powder, calcium hydroxide and silicon-dioxide; Matrix resin adopts a kind of or a kind of mixture in PE, PP, ABS, PS, LDPE and HDPE; Lubricant adopts N, one or more mixture in N '-ethylene bis stearamide, stearic acid, paraffin, polyvinyl paraffin wax and Palmiticacid, and it finally also can reach the technique effect identical with embodiment 1.
Embodiment 6
1500 object inorganic powders (0 part of 20 parts, calcium carbonate, 20 parts of talcum powder, 10 parts, calcium hydroxide and silica 1) are dried at 120 ℃, then join in high-speed mixer, fully mix 20 minutes, after mixing, obtain powder;
Above-mentioned powder and matrix resin (4 parts of 2 parts of PE, 3 parts of PP, 2 parts of ABS, 2 parts of PS, 5 parts of LDPE and HDPE) are joined in high-speed mixer, mix 10 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing.Forcing machine is twin screw extruder, mixed melting Temperature Setting is: 160～190 ℃ of first paragraphs, 170～200 ℃ of second segments, the 3rd section 180～210 ℃, the 4th section 190～215 ℃, the 5th section 190～220 ℃, the 6th section 190～220 ℃, the 7th section 200～230 ℃, the 8th section 200～235 ℃, the 9th section 200～235 ℃, the tenth section 205～240 ℃, 205～240 ℃ of head temperatures.
Embodiment 7
The technical indicator of producing the twin screw high-efficiency environment friendly granulated pellet clean-out system obtaining according to embodiment 1～6 is referring to table 1, examination criteria according to country to harmful and noxious substance, the twin screw high-efficiency environment friendly granulated pellet clean-out system that the present invention makes has efficiently, environmental protection, the advantage such as nontoxic, fundamentally solve screw rod cleaning dirty, efficiency is low, high in cost of production shortcoming, can be widely used in the mechanism with twin screw extruder, has prospect of the application widely.
Table 1 twin screw high-efficiency environment friendly granulated pellet clean-out system property indices
| Content | Index |
| With traditional method ratio, time efficiency | ≥80% |
| With traditional method ratio, cleaning rate | ≥95% |
| Plumbous (Pd) content % | ≤ND |
| Mercury (Hg) content % | ≤ND |
| Every (Cd) content % | ≤ND |
Claims (3)
1. a production method for twin screw high-efficiency environment friendly granulated pellet clean-out system, is characterized in that comprising following processing step:
1) take 2～8 parts of 15～25 parts of matrix resins, 65～75 parts of inorganic powders, 2～8 parts of lubricants and coupling agents by described proportioning weight part;
2) inorganic powder is dried at 100～150 ℃, and join in high mixer with coupling agent, fully mix 20～30 minutes, obtain modified powder;
3) again by step 2) modified powder and matrix resin, lubricant joins in high-speed mixer, mix 5～20 minutes, mixed material is added in the hopper of forcing machine, in forcing machine, melt blending is extruded, tie rod pelletizing, described forcing machine is twin screw extruder, mixed melting Temperature Setting is: 160～190 ℃ of first paragraphs, 180～200 ℃ of second segments, the 3rd section 180～210 ℃, the 4th section 200～220 ℃, the 5th section 200～220 ℃, the 6th section 200～220 ℃, the 7th section 200～230 ℃, the 8th section 200～240 ℃, the 9th section 200～240 ℃, the tenth section 210～240 ℃, 210～240 ℃ of head temperatures,
Described matrix resin is more than one mixture in PE, PP, ABS and PS; Described inorganic powder is more than one mixture in calcium carbonate, talcum powder, calcium hydroxide and silicon-dioxide, and described inorganic powder particle diameter is 1500～3000 orders; Described lubricant is N, more than one mixture in N '-ethylene bis stearamide, stearic acid, paraffin and Palmiticacid; Described coupling agent is more than one mixture in titanate coupling agent and silane coupling agent;
This twin screw high-efficiency environment friendly granulated pellet clean-out system is made up of the component of following weight proportioning: 15～25 parts of matrix resins, 65～75 parts of inorganic powders, 2～8 parts of lubricants, 2～8 parts of coupling agents.
2. the production method of a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system as claimed in claim 1, is characterized in that described step 2) in bake out temperature be 110～140 ℃, mixing time is 22～28 minutes.
3. the production method of a kind of twin screw high-efficiency environment friendly granulated pellet clean-out system as claimed in claim 1, is characterized in that in described step 3), mixing time is 10～15 minutes.
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| CN201210059623.7A CN102618401B (en) | 2012-03-08 | 2012-03-08 | Double-screw high-efficiency environment-friendly pelletized particle cleaning agent and production method thereof |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103627549A (en) * | 2012-08-28 | 2014-03-12 | 台山市志高兴五金塑胶有限公司 | Screw cleaning agent |
| CN103433229A (en) * | 2013-08-23 | 2013-12-11 | 苏州利材高分子科技材料有限公司 | Method for cleaning screw extruder |
| CN103555471B (en) * | 2013-10-25 | 2015-01-28 | 成都新柯力化工科技有限公司 | Cleaning agent for screw extruder and preparation method thereof |
| CN104858183A (en) * | 2015-05-11 | 2015-08-26 | 昆山恒光塑料制品有限公司 | Screw surface layer plastic removing technology |
| CN104974870A (en) * | 2015-06-16 | 2015-10-14 | 郑州億润电缆材料有限公司 | Novel cleaning material for extruder screw and preparation method therefor |
| CN105062718A (en) * | 2015-08-14 | 2015-11-18 | 芜湖真空科技有限公司 | Surface impurity removing material composition and preparation method thereof |
| CN105295217A (en) * | 2015-10-28 | 2016-02-03 | 鸿富泰精密电子（烟台）有限公司 | Solid screw cleaning agent and preparation method thereof |
| CN105237939A (en) * | 2015-11-18 | 2016-01-13 | 上海瀚氏模具成型有限公司 | Composite ABS plastic for automotive interior trims and preparation method of composite ABS plastic |
| CN107226954A (en) * | 2016-03-23 | 2017-10-03 | 合肥杰事杰新材料股份有限公司 | A kind of inexpensive solid screw cleaning agent and preparation method thereof |
| CN106189053B (en) * | 2016-08-26 | 2018-10-02 | 江苏金发科技新材料有限公司 | High-performance solid screw cleaning agent and preparation method thereof |
| CN106519710A (en) * | 2016-11-01 | 2017-03-22 | 肇庆高新区飞越信息科技有限公司 | Cleaning agent for screw of injection machine and preparation method thereof |
| CN108329575A (en) * | 2017-01-19 | 2018-07-27 | 合肥杰事杰新材料股份有限公司 | A kind of mixer cleaning material and preparation method thereof |
| CN107383847B (en) * | 2017-07-06 | 2020-07-24 | 扬州聚晶塑化有限公司 | Special cleaning material for plastic screw extruder and preparation method |
| CN109776936A (en) * | 2019-01-25 | 2019-05-21 | 东莞市豪准金属制品有限公司 | A kind of high molecule plastic washing machine material and preparation method thereof |
| CN109930234A (en) * | 2019-03-25 | 2019-06-25 | 河南瑞发塑料包装有限公司 | A kind of environment friendly and clean type woven bag and preparation method thereof |
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| CN101838420A (en) * | 2010-05-04 | 2010-09-22 | 彭超 | Solid energy saving screw cleaning agent |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3699541B2 (en) * | 1996-07-09 | 2005-09-28 | 日本合成化学工業株式会社 | Cleaning agent for molding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5108645A (en) * | 1989-12-12 | 1992-04-28 | Chisso Corporation | Detergent resin composition |
| CN101838420A (en) * | 2010-05-04 | 2010-09-22 | 彭超 | Solid energy saving screw cleaning agent |
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