CN109096722A - A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof - Google Patents
A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof Download PDFInfo
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- CN109096722A CN109096722A CN201810578026.2A CN201810578026A CN109096722A CN 109096722 A CN109096722 A CN 109096722A CN 201810578026 A CN201810578026 A CN 201810578026A CN 109096722 A CN109096722 A CN 109096722A
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- laser carving
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- pbt alloy
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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Abstract
The invention discloses a kind of shock resistance laser carving PC/PBT alloys and preparation method thereof.A kind of shock resistance laser carving PC/PBT alloy is made of the raw material of following mass parts: PC60~70 part, PBT20~30 part, 0.5~2 part of laser carving powder, 1~5 part of compatilizer, 2~6 parts of toughener, 0.2~0.5 part of antioxidant, 0.3~0.5 part of lubricant, 3~5 parts of toner.The preparation method of this shock resistance laser carving PC/PBT alloy is also disclosed simultaneously.PC/PBT alloy material disclosed by the invention not only has fine shock resistance, processing performance, but also has very excellent laser carving effect, and using laser marking machine test sample, mark font is high and smooth with pattern definition.
Description
Technical field
The present invention relates to a kind of shock resistance laser carving PC/PBT alloys and preparation method thereof.
Background technique
As appearance requirement of the people to plasthetics is higher and higher, traditional plasthetics surface obtains pattern and is difficult to completely
Sufficient demand, laser carving technology are come into being.Laser carving also known as laser labelling are focused at workpiece surface using high-density laser beam, to work
Part is scanned, and material surface is made to change, to obtain visible pattern.With traditional handicraft, laser carving technology has following excellent
Point: one, adopting and computerized control, and change laser carving content is very easy to；Two, using laser means, there are no pollution to the environment；Three,
Pattern magnitude changes at any time, can not only meet small workpiece, but also can meet big work piece production.
It includes ABS resin that CN101333325A, which discloses a kind of ABS laser engraving material and its processing method, material, addition
PMMA, laser carving powder and other auxiliary agents.But ABS material toughness is relatively low, is easy to happen brittle fracture, laser carving pattern is unclear
Phenomena such as clear.
Summary of the invention
The purpose of the present invention is to provide a kind of shock resistance laser carving PC/PBT alloys and preparation method thereof.
The technical solution used in the present invention is:
A kind of shock resistance laser carving PC/PBT alloy, is made of the raw material of following mass parts:
In this shock resistance laser carving PC/PBT alloy, melt index of the PC under 300 DEG C, 1.2kg test condition is 8g/
10min~17g/10min.
In this shock resistance laser carving PC/PBT alloy, melt index of the PBT under 250 DEG C, 2.16kg test condition is
90g/10min~140g/10min.
In this shock resistance laser carving PC/PBT alloy, laser carving powder is at least one of BW5, WNS-LP7J.
In this shock resistance laser carving PC/PBT alloy, at least one of compatilizer SMA-700, SMA-SZ26080.
In this shock resistance laser carving PC/PBT alloy, at least one of toughener MBS, ABS high glue powder.
In this shock resistance laser carving PC/PBT alloy, antioxidant is Hinered phenols antioxidant and phosphite ester antioxidant group
At compound.
In this shock resistance laser carving PC/PBT alloy, at least one of lubricant PETS, EBS.
In this shock resistance laser carving PC/PBT alloy, toner is titanium dioxide.
The preparation method of this shock resistance laser carving PC/PBT alloy, is to weigh raw material by above-mentioned composition, dry, mixing,
It squeezes out, is granulated, obtains shock resistance laser carving PC/PBT alloy.
The beneficial effects of the present invention are:
PC/PBT alloy material disclosed by the invention not only has fine shock resistance, processing performance, but also has non-
The laser carving effect of Chang Youyi, using laser marking machine test sample, mark font is high and smooth with pattern definition.
Compared with prior art, advantages of the present invention is specific as follows:
1) since laser carving powder has excellent laser carving effect performance, so that the laser carving performance of PC/PBT alloy greatly improves；
2) addition compatilizer promotes the compatibility of PC and PBT, facilitates alloy material and obtains better comprehensive mechanical property；3) add
Add toughener that PC/PBT alloy is made to keep good shock resistance.
Specific embodiment
A kind of shock resistance laser carving PC/PBT alloy, is made of the raw material of following mass parts:
Preferably, in this shock resistance laser carving PC/PBT alloy, melt index of the PC under 300 DEG C, 1.2kg test condition
For 8g/10min~17g/10min.
Preferably, in this shock resistance laser carving PC/PBT alloy, melting of the PBT under 250 DEG C, 2.16kg test condition refers to
Number is 90g/10min~140g/10min.
Preferably, in this shock resistance laser carving PC/PBT alloy, laser carving powder is mica powder, specially in BW5, WNS-LP7J
At least one；It is further preferred that laser carving powder is the compound that BW5 and WNS-LP7J is formed；Further, laser carving powder is
BW5 and WNS-LP7J is with mass ratio 1:(0.5~1) compound that forms.
Preferably, in this shock resistance laser carving PC/PBT alloy, compatilizer be styrene and copolymer-maleic anhydride, specifically
For at least one of SMASMA-700, SMA-SZ26080.
Preferably, in this shock resistance laser carving PC/PBT alloy, toughener be MBS (methyl methacrylate, butadiene,
Styrene copolymer), at least one of ABS (acrylonitrile-butadiene-styrene (ABS)) high glue powder.
Preferably, in this shock resistance laser carving PC/PBT alloy, antioxidant is Hinered phenols antioxidant and phosphorous acid esters
The compound of antioxidant composition；It is further preferred that in antioxidant, the matter of Hinered phenols antioxidant and phosphite ester antioxidant
Amount is than being 1:(0.5~1)；Hinered phenols antioxidant can be selected from antioxidant 1010,1098,3114 etc.；Phosphite ester antioxidant
It can be selected from irgasfos 168,626 etc..
Preferably, in this shock resistance laser carving PC/PBT alloy, lubricant be PETS (pentaerythrite double stearates),
At least one of EBS (ethylene bis stearic acid amide).
Preferably, in this shock resistance laser carving PC/PBT alloy, toner is titanium dioxide.
The preparation method of this shock resistance laser carving PC/PBT alloy, is to weigh raw material by above-mentioned composition, dry, mixing,
It squeezes out, is granulated, obtains shock resistance laser carving PC/PBT alloy.
Preferably, dry for drying 1h~2h at 80 DEG C~100 DEG C in preparation method.
Preferably, it in preparation method, is mixed into and is stirred in the blender that revolving speed is 400r/min~800r/min
6min~10min.
Preferably, it in preparation method, is extruded as squeezing out in double screw extruder；Further, the temperature of double screw extruder
Degree is 170 DEG C~240 DEG C, and feeding revolving speed is 12r/min~24r/min, and engine speed is 220r/min~600r/min.
The contents of the present invention are described in further detail below by way of specific embodiment.
Raw material used in example includes the following:
PC:PC-1100, carefree chemical limited liability company of South Korea；
PBT:1200-211D, Changchun Chemical Co., Ltd.；
Laser carving powder: BW5, WNS-LP7J, this Industrial Co., Ltd. of sodium of Guangdong China；
Compatilizer: SMA-700, cloud tints electronics new material Co., Ltd of Shanghai China；
Toughener: MBS, M511, the Japanese chemical inc Zhong Yuan；
Antioxidant: antioxidant 1076,168；
Lubricant: U.S. dragon sand PETS, Japanese Kao EBS；
Toner: titanium dioxide, R103, Dupont Co., Ltd.
Raw material used in comparative example 1 and Examples 1 to 3 is as shown in table 1.
The raw material of 1 embodiment and comparative example of table
| Raw material | Comparative example 1 | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| PC-1100 | 65 | 65 | 67 | 70 |
| 1200-211D | 25 | 25 | 23 | 20 |
| BW5 | - | 1 | 1 | 1 |
| WNS-LP7J | - | - | 0.5 | 1 |
| SMA-700 | 2.5 | 2.5 | 2.5 | 2.5 |
| M511 | 4 | 4 | 4 | 4 |
| Irgasfos 168 | 0.2 | 0.2 | 0.2 | 0.2 |
| Antioxidant 1076 | 0.2 | 0.2 | 0.2 | 0.2 |
| PETS | 0.3 | 0.3 | 0.3 | 0.3 |
| R103 | 3 | 3 | 3 | 3 |
The raw material that table 1 is prepared is dried 2 hours under 85 DEG C of environment respectively, and investment high-speed mixer stirs 10 minutes, is stirred
Mixing machine revolving speed is 600 revs/min.Mixed raw material is added to double screw extruder to squeeze out, it is cooling, it is granulated, it is dry.Double spiral shells
11 warm areas of bar extruder are respectively set as 170 DEG C, and 240 DEG C, 240 DEG C, 235 DEG C, 230 DEG C, 230 DEG C, 230 DEG C, 230 DEG C,
230 DEG C, 235 DEG C, 235 DEG C.15 revs/min of feeding revolving speed, engine speed is 350 revs/min, and gained mixing granulator is through being injected into
Finished product is made in type, finally by the mechanical performance and laser carving performance of finished product obtained by standard testing, laser carving performance test be by using
Laser marking machine carries out laser carving performance judgment, and methods of other tests are existing national standard.Test result such as 2 institute of table
Show.
The performance data of 2 embodiment and comparative example of table
It was found from the data in table 2: can be seen that in embodiment 1, PC/ can not be improved well by adding a small amount of laser carving powder
The surface laser carving effect of PBT alloy can improve PC/PBT alloy in the defect of laser carving effect using compounding laser carving powder very well.Thus
It obtains, shock resistance laser carving PC/PBT alloy material of the invention is got well than the laser carving effect of laser carving ABS, impact resistance.
Claims (10)
1. a kind of shock resistance laser carving PC/PBT alloy, it is characterised in that: be made of the raw material of following mass parts:
2. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: PC is at 300 DEG C, 1.2kg
Melt index under test condition is 8g/10min~17g/10min.
3. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: PBT at 250 DEG C,
Melt index under 2.16kg test condition is 90g/10min~140g/10min.
4. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: laser carving powder is BW5, WNS-
At least one of LP7J.
5. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: compatilizer SMA-700,
At least one of SMA-SZ26080.
6. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: toughener MBS, ABS
At least one of high glue powder.
7. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: antioxidant is Hinered phenols
The compound of antioxidant and phosphite ester antioxidant composition.
8. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: lubricant PETS, EBS
At least one of.
9. a kind of shock resistance laser carving PC/PBT alloy according to claim 1, it is characterised in that: toner is titanium dioxide.
10. a kind of preparation method of shock resistance laser carving PC/PBT alloy, it is characterised in that: by described in any one of claim 1~9
Composition weigh raw material, it is dry, mix, squeeze out, be granulated, obtain shock resistance laser carving PC/PBT alloy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810578026.2A CN109096722A (en) | 2018-06-07 | 2018-06-07 | A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof |
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| CN201810578026.2A CN109096722A (en) | 2018-06-07 | 2018-06-07 | A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof |
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| JP2013151619A (en) * | 2012-01-26 | 2013-08-08 | Mitsubishi Engineering Plastics Corp | Polyester resin composition for laser marking, and molded body |
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Application publication date: 20181228 |