CN101121802B - Environmental protection type HPVC door frame - Google Patents
Environmental protection type HPVC door frame Download PDFInfo
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- CN101121802B CN101121802B CN200610062095A CN200610062095A CN101121802B CN 101121802 B CN101121802 B CN 101121802B CN 200610062095 A CN200610062095 A CN 200610062095A CN 200610062095 A CN200610062095 A CN 200610062095A CN 101121802 B CN101121802 B CN 101121802B
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Abstract
The present invention discloses an environmentally friendly HPVC door frame made by kneading and extruding. The main raw materials include the PVC, the stabilizer and the surface treatment agent. The weight shares of the raw materials are: 45 to 55 shares of PVC resin powder, 1 to 6 shares of calcium and zinc composite stabilizer, 1 to 6 shares of chlorinated polyethylene, 0.1 to 1 share of stearic acid, 0.1 to 1 share of polyethylene wax, 0.1 to 0.8 share of ethylene bistearic amide, 1 to 3 shares of acrylate copolymer, 8 to 20 shares of active calcium carbonate, 0.1 to 1.5 shares of dioctyl phthalate, 0.3 to 1.2 shares of epoxidized soybean oil, 1 to 3 shares of triphenyl phosphite ester, and 0.2 to 1 share of toner. The preparation method includes the steps of mixing the materials, kneading, granulation, and extrusion of the door frame. The performaces of the environmentally friendly door frame made in the present invention can satisfy the RoHS directive requirements; and the novel formua will not influence the processing performance of the existing equipment; the raw materials of the formula are easy to get; the price is low; and the present invention is suitable for the industrial production.
Description
Technical field
The present invention relates to the plastic material technical field, more particularly relate to a kind of HPVC (rigid polyvinyl chloride) doorframe that is applied on the products such as refrigerator.
Background technology
On July 1st, 2006 rose, hazardous substance illegal instruction in European Union's electronic motor equipment (being called for short the RoHS instruction) comes into effect, the all plastic component of outlet refrigerator such as export trade European Union all must meet the RoHS command request, i.e. Polybrominated biphenyl (PBB), Poly Brominated Diphenyl Ethers (PBDE), plumbous (Pb), mercury (Hg), sexavalent chrome (Cr
6+) content do not allow to surpass 1000ppm respectively, the content of cadmium (Cd) does not then allow to surpass 100ppm.
The current refrigerator caash bar adopts HPVC (rigid polyvinyl chloride) extrusion molding, the most frequently used thermo-stabilizer of HPVC formula system is lead salts or cadmium salt class, therefore can cause two kinds of objectionable impuritiess of Pb, Cd to exceed standard, need be a lot of to the plastic component that original formula system is adjusted on the refrigerator to be applied to, otherwise will directly influence products export European Union area.
Summary of the invention
Purpose of the present invention provides a kind of HPVC doorframe of environment-friendly type, and this doorframe can meet the requirement of RoHS instruction.
For achieving the above object, a kind of environment-friendly type HPVC doorframe is provided, comprise PVC, stablizer, auxiliary agent, form by following material by weight: polyvinyl chloride resin powder: 45-55; Calcium-zinc composite stabilizing agent: 1-6; Chlorinatedpolyethylene: 1-6, stearic acid: 0.1-1 part, polyethylene wax 0.1-1, ethylene bis stearamide: 0.1-0.8 part, acrylic acid esters co-polymer: 1-3, treated carbonates: 8-20, dioctyl phthalate (DOP): 0.1-1.5, epoxy soybean oil 0.3-1.2, triphenyl phosphite: 0.2-1.2, toner: 0.2-1.
In the HPVC doorframe of above-mentioned environment-friendly type, described calcium-zinc composite stabilizing agent does not contain Polybrominated biphenyl, Poly Brominated Diphenyl Ethers, lead, mercury and sexavalent chrome.
In the HPVC doorframe of above-mentioned environment-friendly type, the concrete parts by weight of described each component are as follows: polyvinyl chloride resin powder: 50-55, calcium-zinc composite stabilizing agent: 2-3, chlorinatedpolyethylene: 2-5, stearic acid: 0.1-0.5 part, polyethylene wax 0.2-0.7, ethylene bis stearamide: 0.1-0.5 part, acrylic acid esters co-polymer: 2-3, treated carbonates: 8-15, dioctyl phthalate (DOP): 0.1-1, epoxy soybean oil 0.3-0.8, triphenyl phosphite: 0.4-0.8, toner: 0.4-0.8.
The HPVC doorframe for preparing above-mentioned environment-friendly type comprises the steps: a) batching by weight; B) each component materials being added high-speed mixer mediates; C) adopt conical double screw extruder to carry out granulation; D) will adopt single screw extrusion machine to carry out the doorframe extrusion moulding through the pellet of granulation.
The present invention has following advantage:
1) adopt specific surface-treated agent and non-toxic stabilizer, the HPVC doorframe performance index that make meet the ROHS command request, are a kind of doorframes of environment-friendly type.
2) the every physicals of HPVC doorframe that is equipped with by above-mentioned prescription all meets the requirements, and new prescription does not influence the processing characteristics of existing equipment.The starting material of prescription are easy to get, and are cheap, are suitable for industrialization production.
Description of drawings
Fig. 1 is the work flow synoptic diagram of a kind of environment-friendly type HPVC doorframe of the present invention.
Embodiment
Embodiment one
Get 54 parts in polyvinyl chloride resin powder, 3 parts of nontoxic calcium zinc one package stabilizers, 4 parts of CPE (chlorinatedpolyethylene), 0.4 part of stearic acid, 0.6 part of polyethylene wax, 0.4 part of EBS lubricant (ethylene bis stearamide), 3 parts of ACR (acrylic acid esters co-polymer), 13 parts of treated carbonatess, 0.6 part of dioctyl phthalate (DOP), 0.6 part of epoxy soybean oil, 0.6 part of triphenyl phosphite, 0.6 part of toner.Above-mentioned polyvinyl chloride resin powder, nontoxic calcium zinc one package stabilizer and various auxiliary agent are added high-speed mixer mediate, mixture temperature is dumped into when reaching 120 ℃ and continues in the low speed cold mixer to mix, and temperature is cooled to that discharging enters granulating working procedure below 50 ℃.Granulating working procedure adopts conical double screw extruder to carry out, and six temperature sections of processing temperature are respectively 1#170-180 ℃, 2#175-185 ℃, 3#165-175 ℃, 4#160-170 ℃, 5#160-175 ℃, 6#170-185 ℃ from the fuselage to the head.Doorframe extrusion moulding after granulation is finished adopts single screw extrusion machine, processing temperature to be respectively 1#145-160 ℃, 2#155-170 ℃, 3#165-180 ℃, 4#170-185 ℃, 5#170-180 ℃, 6#175-185 ℃, 7#185-200 ℃ from the fuselage to the head.
Embodiment two
The process of processing is identical with embodiment one, and each raw materials in part by weight is by as follows: 50 parts in polyvinyl chloride resin powder, 1.3 parts of nontoxic calcium zinc one package stabilizers, 4 parts of CPE (chlorinatedpolyethylene), 0.25 part of stearic acid, 0.3 part of polyethylene wax, 0.3 part of EBS lubricant (ethylene bis stearamide), 2 parts of ACR (acrylic acid esters co-polymer), 15 parts of treated carbonatess, 0.5 part of dioctyl phthalate (DOP), 0.8 part of epoxy soybean oil, 0.4 part of triphenyl phosphite, 0.5 part of toner.
Can the good HPVC doorframe of obtained performance with above-mentioned materials, the specific performance data are as follows:
| Project name | Technical requirements | Embodiment one measured value | Embodiment two measured values |
| Thermostability | 〉=60min nondiscoloration | 111min | 60min |
| Density | 1.20-1.50G/cm 3 | 1.25G/cm 3 | 1.35G/cm 3 |
| Ball indentation hardness | 82-100N/mm 2 | 86N/mm 2 | 82N/mm 2 |
| Tensile strength | ≥30MPa | 37MPa | 33MPa |
| Shock strength | ≥13KJ/m 2 | 15KJ/m 2 | 13.3KJ/m 2 |
| Vicat softening point | ≥80℃ | 84℃ | 80℃ |
| Pb | ＜1000ppm | 267ppm | 200ppm |
| Cr 6+ | ＜100ppm | N.D | N.D |
The environmental protection doorframe that makes as stated above can be applied to have very high practical value on the products such as refrigerator, refrigerator or disinfection cupboard.
Claims (4)
1. an environment-friendly type rigid polyvinyl chloride doorframe is characterized in that, is made up of following material by weight: polyvinyl chloride resin powder: 45-55; Stablizer is: calcium-zinc composite stabilizing agent: 1-6; Auxiliary agent is: chlorinatedpolyethylene: 1-6, stearic acid: 0.1-1 part, polyethylene wax 0.1-1, ethylene bis stearamide: 0.1-0.8 part, acrylic acid esters co-polymer: 1-3, treated carbonates: 8-20, dioctyl phthalate (DOP): 0.1-1.5, epoxy soybean oil 0.3-1.2, triphenyl phosphite: 0.2-1.2, toner: 0.2-1.
2. environment-friendly type rigid polyvinyl chloride doorframe according to claim 1 is characterized in that described calcium-zinc composite stabilizing agent does not contain Polybrominated biphenyl, Poly Brominated Diphenyl Ethers, lead, mercury and sexavalent chrome.
3. environment-friendly type rigid polyvinyl chloride doorframe according to claim 1 and 2, it is characterized in that, the concrete parts by weight of described each component are as follows: polyvinyl chloride resin powder: 50-55, calcium-zinc composite stabilizing agent: 2-3, chlorinatedpolyethylene: 2-5, stearic acid: 0.1-0.5 part, polyethylene wax 0.2-0.7, ethylene bis stearamide: 0.1-0.5 part, acrylic acid esters co-polymer: 2-3, treated carbonates: 8-15, dioctyl phthalate (DOP): 0.1-1, epoxy soybean oil 0.3-0.8, triphenyl phosphite: 0.4-0.8, toner: 0.4-0.8.
4. the preparation method of environment-friendly type rigid polyvinyl chloride doorframe according to claim 1 is characterized in that, may further comprise the steps:
A) be equipped with the burden process of each component materials by weight;
B) each component materials is added the kneading operation that high-speed mixer is mediated;
C) adopt conical double screw extruder to carry out granulation;
D) will adopt single screw extrusion machine to carry out the doorframe extrusion moulding through the pellet of granulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610062095A CN101121802B (en) | 2006-08-10 | 2006-08-10 | Environmental protection type HPVC door frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610062095A CN101121802B (en) | 2006-08-10 | 2006-08-10 | Environmental protection type HPVC door frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101121802A CN101121802A (en) | 2008-02-13 |
| CN101121802B true CN101121802B (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610062095A Expired - Fee Related CN101121802B (en) | 2006-08-10 | 2006-08-10 | Environmental protection type HPVC door frame |
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| CN101475722B (en) * | 2008-07-22 | 2011-05-04 | 东莞市兄奕塑胶制品有限公司 | Formula of environment friendly edge banding strips |
| GB2489420B (en) * | 2011-03-25 | 2013-02-13 | Renolit Cramlington Ltd | Flexible laminate film |
| CN102276944B (en) * | 2011-07-26 | 2012-11-28 | 郭家兴 | Hard PVC-U profile with low weight per meter and high brightness and preparation process thereof |
| CN103122107A (en) * | 2011-11-21 | 2013-05-29 | 中国科学院化学研究所 | Composition of environment-friendly plasticizer used as PVC (polyvinyl chloride) resin |
| CN102643493B (en) * | 2012-05-08 | 2015-07-08 | 天长市长久电器有限公司 | Refrigerator door vertical column and co-extrusion forming process thereof |
| CN102936384B (en) * | 2012-11-07 | 2015-02-25 | 安徽万朗磁塑集团有限公司 | Polyvinyl chloride (PVC) magnetic-plastic blending door gasket and manufacture method thereof |
| CN102942751A (en) * | 2012-11-13 | 2013-02-27 | 常州大学 | Preparation method of environment-friendly poly-alanine |
| CN103172948A (en) * | 2013-03-14 | 2013-06-26 | 安徽天润塑业有限公司 | PVC (polyvinyl chloride) plastic plate for flame-retardant door and preparation method thereof |
| CN103937118A (en) * | 2014-02-26 | 2014-07-23 | 昆山旌淳五金塑胶制品有限公司 | PVC profile shapes with high pliability, and preparation method thereof |
| CN104231470A (en) * | 2014-08-15 | 2014-12-24 | 五河鼎顺新型建材有限公司 | Wood-plastic hollow brick and preparation method thereof |
| CN106751135A (en) * | 2016-11-24 | 2017-05-31 | 合肥晨乐塑胶有限公司 | Plate composite in storehouse in freezer compressor |
| CN107011601A (en) * | 2017-06-06 | 2017-08-04 | 肥西县碧涛建材有限公司 | A kind of plastic door frame and preparation method thereof |
| CN107868374A (en) * | 2017-12-06 | 2018-04-03 | 博维恩冷冻科技（苏州）有限公司 | A kind of refrigeration plant of low noise |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611541A (en) * | 2003-10-29 | 2005-05-04 | 饶和泰 | Polymeric calcium-plastic buckle and line |
| CN1680480A (en) * | 2004-04-05 | 2005-10-12 | 广东科龙电器股份有限公司 | Odoring plastic materials and production thereof |
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- 2006-08-10 CN CN200610062095A patent/CN101121802B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611541A (en) * | 2003-10-29 | 2005-05-04 | 饶和泰 | Polymeric calcium-plastic buckle and line |
| CN1680480A (en) * | 2004-04-05 | 2005-10-12 | 广东科龙电器股份有限公司 | Odoring plastic materials and production thereof |
Non-Patent Citations (1)
| Title |
|---|
| JP平9-278978(A) 1997.10.28 |
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