CN101607456A - Merlon and elastomer composite sheet material and preparation method thereof - Google Patents
Merlon and elastomer composite sheet material and preparation method thereof Download PDFInfo
- Publication number
- CN101607456A CN101607456A CNA2009100600955A CN200910060095A CN101607456A CN 101607456 A CN101607456 A CN 101607456A CN A2009100600955 A CNA2009100600955 A CN A2009100600955A CN 200910060095 A CN200910060095 A CN 200910060095A CN 101607456 A CN101607456 A CN 101607456A
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- CN
- China
- Prior art keywords
- merlon
- composite sheet
- elastomer composite
- elastomer
- preparation technology
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Classifications
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/793—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling upstream of the plasticising zone, e.g. heating in the hopper
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92923—Calibration, after-treatment or cooling zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention discloses a kind of Merlon and elastomer composite sheet material and preparation technology thereof, and this sheet material has at least one Merlon basic unit and at least one elastomer composite layer, and the volume ratio of basic unit, composite bed is 70～90: 30～10.Preparation technology is provided with some Merlon extruding machines and elastomer extruding machine, the number of plies and the position of the corresponding composite sheet of its quantity, relative position, each extruding machine prepare burden respectively, mix, behind dry, the heating plasticizing, extrude synchronously, by the co-extruding mould coextrusion mold, again through the chill roll cooling and shaping.This sheet material has excellent toughness, the transparency, anti-flammability, has antidetonation, anti-skidding etc., and can add various look mothers and be made into versicolor product.Its preparation technology is simple and direct, can use existing extrusion equipment production, and disposal molding does not use adhesive, can reduce production costs, and can protect environment again.
Description
Technical field
The present invention relates to plastic material and process technology thereof, specifically, is a kind of Merlon and elastomer composite sheet material and preparation method thereof.
Background technology
Merlon (polycarbonrate PC) is a kind of unformed engineering thermoplasties, and it has fabulous obdurability, the transparency, the thermal flexure temperature of height, size stability, good electrical properties, intrinsic anti-flammability is suitable for injecting, extrudes, plastics sucking moulding.
Thermoplastic elastomer (Thermoplastie Elostoner TPE) is a kind of macromolecular material that contains rubber and thermoplastic characteristic, can show the high resiliency of rubber, again can plasticizing forming.The TPE sheet material has good physics and chemical property, as anti-skidding, antidetonation, shock-resistant, excellent spring, sense of touch is soft, texture is gentle, and adjustable surface gloss, weather resisteant, chemical resistance are good.
If the advantages of PC and TPE can be got up, obtain a kind of composite, make goods with this composite, the serviceability of goods will be further improved, industries such as electronics, stationery, household electrical appliances, physical culture, automotive trim, medicine equipment, commercial machinery industry, household items industry can be widely used in.
It is investigated still do not have PC, TPE composite sheet and preparing craft at present.
Summary of the invention
Purpose of the present invention, provide a kind of PC, TPE composite sheet and preparation technology thereof, this composite sheet combines Merlon and elastomeric advantage, has advantages such as excellent toughness, the transparency, anti-flammability, shock resistance, skid resistance, and can add various look mothers and be made into versicolor product.Its preparation technology is simple and direct, can use existing extrusion equipment production, and disposal molding does not use adhesive, can reduce production costs, and can protect environment again.
Technical scheme of the present invention is as follows:
A kind of Merlon and elastomer composite sheet material have at least one Merlon basic unit and at least one elastomer composite layer.
The volume ratio of described Merlon basic unit and elastomer composite layer is 70～90: 30～10.
Described composite sheet is three layers, has a Merlon basic unit and two elastomer composite layers, and two elastomer composite layers are compound in the two sides of Merlon basic unit respectively.
Described composite sheet is four layers, has two Merlon basic units and two elastomer composite layers, the alternate layout with the elastomer composite layer of Merlon basic unit.
Above-mentioned Merlon (PC) and elastomer (TPE) composite sheet preparation technology, some Merlon extruding machines and elastomer extruding machine are set, the number of plies and the position of its quantity, the corresponding composite sheet of relative position, each extruding machine prepares burden respectively, mixes, behind dry, the heating plasticizing, extrude synchronously, by the co-extruding mould coextrusion mold, again through the chill roll cooling and shaping.
The baking temperature of described Merlon extruding machine is 110～150 ℃, keeps 4 hours; Each Heating Zone Temperature of extruder from the upstream to the downstream is in regular turn: 220～260 ℃; 275～295 ℃; 265～290 ℃; 260～280 ℃; 260～280 ℃; 260～280 ℃; 260～275 ℃.
The baking temperature of described elastomer extruding machine is 40-55 ℃ and kept 4 hours; Each Heating Zone Temperature of extruder from the upstream to the downstream is in regular turn: 150～180 ℃; 180～210 ℃; 190～220 ℃; 190～220 ℃; 190～220 ℃; 190～220 ℃; 190～220 ℃.
The temperature of described co-extruding mould: 260～280 ℃.
Described chilling temperature: 60～85 ℃ of top rolls; 70～95 ℃ of central rolls; 80～90 ℃ of lower rolls.
Beneficial effect of the present invention:
The present invention processes two kinds of different materials of PC and TPE compound, obtain a kind of new material, new material combines the advantage of PC and TPE, have good toughness, the transparency, anti-flammability, has antidetonation, anti-skidding etc., and can add various look mothers and be made into versicolor product, can be widely used in industries such as electronics, stationery, household electrical appliances, physical culture, automotive trim, medicine equipment, commercial machinery industry, household items industry.Its preparation technology's tube victory can be used existing extrusion equipment production, and disposal molding does not use adhesive, can reduce production costs, and can protect environment again.
Following table is listed performance, the environmental protection index of two-layer composite sheet:
Mechanical performance
Environmental protection index
The ROHS detection
| Project | Desired value | Detection limits |
| Cadmium (Cd) | ??ND | ??2ppm |
| Plumbous (Pb) | ??ND | ??2ppm |
| Mercury (Hg) | ??ND | ??2ppm |
| Cr VI (CrVi) | ??ND | ??2ppm |
| The PBBs PBBs | ??ND | ??5ppm |
| The PBDEs PBDE | ??ND | ??5ppm |
The halogen detection
| Project | Desired value | Detection limits |
| Fluorine (F) | ??ND | ??10ppm |
| Chlorine (Cl) | ??≤900ppm | ??10ppm |
| Bromine (Br) | ??≤900ppm | ??10ppm |
| Iodine (I) | ??ND | ??10ppm |
Annotate: 1. chlorine (Cl)+bromine (Br)≤1500ppm
2. there is the halogen product not detect this
The REACH detection
| Project | Desired value | Detection limits |
| Short chain halogenated paraffin (C10-13) | ??ND | ??50ppm |
| Anthracene | ??ND | ??0.2ppm |
| BBP(Butyl Benzyl Phthalate | ??ND | ??30ppm |
| Phthalic acid two (2-ethylhexyl) ester | ??ND | ??30ppm |
Description of drawings
Fig. 1 is double layer sheet preparation technology's flow chart of the present invention
The specific embodiment
The present invention further specifies with embodiment.
Embodiment one or two synusia material is compound
Referring to Fig. 1: dispose two extruding machine A, B, a double-layer coextrusion mould, a cover chill roll, extruding machine A is used to extrude Merlon (PC), and extruding machine B is used to extrude elastomer (TPE).Two machines are prepared burden respectively, mix and carry out drying, make the PC moisture content be lower than 50ppm, the TPE moisture content is lower than 5 ‰, and heating and melting is extruded then, adjust the load volume ratio, make PC: TPE is 85: 15, and promptly the PC layer is 85: 15 with the thickness ratio of TPE layer, (this volume ratio can be adjusted flexibly according to product purpose, its adjusting range is 70～90: 30～10), and through the coextruding die composite molding, again through the chill roll cooling and shaping, the rolling of cutting edge at last promptly gets product.
During batching, can add the look mother as required, the color of basic unit, composite bed and colourity can be identical, also can be different.
The technological parameter of each step is as follows:
The baking temperature of A machine is about 130 ℃, keeps 4 hours; Each Heating Zone Temperature of extruder is controlled at 220～260 ℃ from the upstream in regular turn to the downstream; 275～295 ℃; 265～290 ℃; 260～280 ℃; 260～280 ℃; 260～280 ℃; In 260～275 ℃ of scopes.
The baking temperature of B machine is about 50 ℃, keeps 4 hours; Each Heating Zone Temperature of extruder is controlled at 150～180 ℃ from the upstream in regular turn to the downstream; 180～210 ℃; 190～220 ℃; 190～220 ℃; 190～220 ℃; 190～220 ℃; In 190～220 ℃ of scopes.
The temperature of co-extruding mould remains in 260～280 ℃ of scopes, chill-roll temperature: top roll remains on 60～85 ℃; Central roll remains on 70～95 ℃; Lower roll remains on 80～90 ℃.
Embodiment two three-layer tablet materials are compound
With the difference of embodiment one be: dispose three extruding machines, arrange that by left, center, right wherein left and right machine is used to extrude TPE, middle machine is used to extrude PC, and mould adopts three-layer co-extruded mould.All the other are identical with embodiment one.
Embodiment three or four synusia materials are compound
With the difference of embodiment one be: dispose four extruding machines, wherein two are used to extrude TPE, and two are used to extrude PC in addition, the alternate layout of PC extruding machine with the TPE extruding machine, and correspondingly, mould adopts four layers of coextruding die.All the other are identical with embodiment one.
The foregoing description is just in order to illustrate the present invention, and it does not limit the present invention, according to above thinking, the extruding machine of any amount can be set, and disposes the coextruding die of corresponding specification, produces the composite sheet of any number of plies.
Claims (9)
1. Merlon and elastomer composite sheet material is characterized in that: have at least one Merlon basic unit and at least one elastomer composite layer.
2. Merlon according to claim 1 and elastomer composite sheet material is characterized in that: the volume ratio of described Merlon basic unit and elastomer composite layer is 70～90: 30～10.
3. Merlon according to claim 1 and elastomer composite sheet material, it is characterized in that: described composite sheet is three layers, have a Merlon basic unit and two elastomer composite layers, two elastomer composite layers are compound in the two sides of Merlon basic unit respectively.
4. Merlon according to claim 1 and elastomer composite sheet material is characterized in that: described composite sheet is four layers, has two Merlon basic units and two elastomer composite layers, the alternate layout with the elastomer composite layer of Merlon basic unit.
5. Merlon and elastomer composite sheet preparation technology, it is characterized in that: some Merlon extruding machines and elastomer extruding machine are set, the number of plies and the position of its quantity, the corresponding composite sheet of relative position, each extruding machine prepares burden respectively, mixes, behind dry, the heating plasticizing, extrude synchronously, by the co-extruding mould coextrusion mold, again through the chill roll cooling and shaping.
6. Merlon according to claim 5 and elastomer composite sheet preparation technology is characterized in that: the baking temperature of described Merlon extruding machine is 110～150 ℃, keeps 4 hours; Each Heating Zone Temperature of extruder is 220～260 ℃ from the upstream in regular turn to the downstream, 275～295 ℃, and 265～290 ℃, 260～280 ℃, 260～280 ℃, 260～280 ℃, 260～275 ℃.
7. Merlon according to claim 5 and elastomer composite sheet preparation technology is characterized in that: the baking temperature of described elastomer extruding machine is 40～55 ℃ and kept 4 hours; Each Heating Zone Temperature of extruder is 150～180 ℃ from the upstream in regular turn to the downstream, 180～210 ℃, and 190～220 ℃, 190～220 ℃, 190～220 ℃, 190～220 ℃, 190～220 ℃.
8. Merlon according to claim 5 and elastomer composite sheet preparation technology is characterized in that: 260～280 ℃ of the temperature of described co-extruding mould.
9. Merlon according to claim 5 and elastomer composite sheet preparation technology is characterized in that: 60～85 ℃ of the temperature top rolls of described chill roll, 70～95 ℃ of central rolls, 80～90 ℃ of lower rolls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100600955A CN101607456A (en) | 2009-07-20 | 2009-07-20 | Merlon and elastomer composite sheet material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100600955A CN101607456A (en) | 2009-07-20 | 2009-07-20 | Merlon and elastomer composite sheet material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101607456A true CN101607456A (en) | 2009-12-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100600955A Pending CN101607456A (en) | 2009-07-20 | 2009-07-20 | Merlon and elastomer composite sheet material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101607456A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515159A (en) * | 2016-11-11 | 2017-03-22 | 苏州亨达尔工业材料有限公司 | TPU-ABS double-sided board and preparation technology thereof |
| CN106739328A (en) * | 2016-11-11 | 2017-05-31 | 苏州亨达尔工业材料有限公司 | A kind of TPU ABS one sides sheet material and its preparation technology |
| CN112519359A (en) * | 2020-11-05 | 2021-03-19 | 江西春光新材料科技股份有限公司 | High-barrier composite hard sheet and preparation method thereof |
-
2009
- 2009-07-20 CN CNA2009100600955A patent/CN101607456A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515159A (en) * | 2016-11-11 | 2017-03-22 | 苏州亨达尔工业材料有限公司 | TPU-ABS double-sided board and preparation technology thereof |
| CN106739328A (en) * | 2016-11-11 | 2017-05-31 | 苏州亨达尔工业材料有限公司 | A kind of TPU ABS one sides sheet material and its preparation technology |
| CN112519359A (en) * | 2020-11-05 | 2021-03-19 | 江西春光新材料科技股份有限公司 | High-barrier composite hard sheet and preparation method thereof |
| CN112519359B (en) * | 2020-11-05 | 2023-02-03 | 江西春光新材料科技股份有限公司 | High-barrier composite hard sheet and preparation method thereof |
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Application publication date: 20091223 |