CN103044890B - A kind of dumb light polycarbonate material and preparation method thereof - Google Patents
A kind of dumb light polycarbonate material and preparation method thereof Download PDFInfo
- Publication number
- CN103044890B CN103044890B CN201210587775.4A CN201210587775A CN103044890B CN 103044890 B CN103044890 B CN 103044890B CN 201210587775 A CN201210587775 A CN 201210587775A CN 103044890 B CN103044890 B CN 103044890B
- Authority
- CN
- China
- Prior art keywords
- dumb light
- polycarbonate
- extrusion temperature
- oxidant
- extruding pelletization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The present invention relates to a kind of dumb light polycarbonate material and preparation method thereof, it is made up of the raw material of following weight part: polycarbonate 95 ~ 99 parts, main anti-oxidant 0.1 ~ 0.5 part, auxiliary antioxidant 0.1 ~ 0.5 part, lubricant 0.1 ~ 0.5 part, tinting material 0.1 ~ 5.0 part, special dumb light agent 0.5 ~ 5.0 part; Dumb light polycarbonate material of the present invention, has good dumb light, the effect of delustring, is applicable to the field of required low gloss material; Possess good shock resistance and toughness, not only easily machine-shaping, and be conducive to the work-ing life extending polycarbonate material; Preparation method of the present invention is simple to operate, and production cost is low, is conducive to popularity application.
Description
Technical field
The present invention relates to technical field of polycarbonate, particularly relate to a kind of dumb light polycarbonate material and preparation method thereof.
Background technology
Polycarbonate, is called for short PC, because of its there is heat-resisting, fire-retardant, good, the easy machine-shaping of shock resistance, the feature such as lightweight, cost is low, achieve in fields such as automobile, household electrical appliances, packagings and develop fast.Polycarbonate material itself has higher brightness, need dumb light at automotive trim, electronic product casing etc., reduce in reflective application as far as possible, need to carry out delustring process to polycarbonate, existing method in polycarbonate, adds the fillers such as silicon-dioxide, silicate or aluminate in the process of producing, or it is polycarbonate modified to make to add ultra-high molecular weight acrylic copolymer, and then reaches the object of delustring.But the intermiscibility of these fillers or multipolymer and polycarbonate is bad, the physicals of polycarbonate can be caused to decline, also can cause the degraded of polycarbonate, have a strong impact on the shock resistance of polycarbonate, reduce the work-ing life of polycarbonate material.
Summary of the invention
The object of the invention is to provide a kind of dumb light polycarbonate material with good shock resistance and matte effect for the deficiencies in the prior art.
Another object of the present invention is to provide a kind of preparation method with the dumb light polycarbonate material of good shock resistance and matte effect.
To achieve these goals, the present invention by the following technical solutions.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part:
Polycarbonate 95 ~ 99 parts
Main anti-oxidant 0.1 ~ 0.5 part
Auxiliary antioxidant 0.1 ~ 0.5 part
Lubricant 0.1 ~ 0.5 part
Tinting material 0.1 ~ 5.0 part
Special dumb light agent 0.5 ~ 5.0 part,
Wherein, described lubricant is octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester,
Described main anti-oxidant is two (1,1-the dimethyl ethyl)-4-hydroxy benzoic propionate of octadecyl-3,5-,
Described auxiliary antioxidant is tricresyl phosphite (2,4-di-tert-butyl) ester,
Described special dumb light agent is methyl methacrylate and acrylate copolymer.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part:
Polycarbonate 95 ~ 97 parts
Main anti-oxidant 0.1 ~ 0.3 part
Auxiliary antioxidant 0.1 ~ 0.3 part
Lubricant 0.1 ~ 0.3 part
Tinting material 0.1 ~ 3 part
Special dumb light agent 0.5 ~ 3 part.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part:
Polycarbonate 97 ~ 99 parts
Main anti-oxidant 0.3 ~ 0.5 part
Auxiliary antioxidant 0.3 ~ 0.5 part
Lubricant 0.3 ~ 0.5 part
Tinting material 3 ~ 5.0 parts
Special dumb light agent 3 ~ 5.0 parts.
Wherein, described polycarbonate is bisphenol A polycarbonate.
Wherein, described tinting material is any one or the two or more mixture in carbon black, ferric oxide or titanium dioxide.
A preparation method for dumb light polycarbonate material, it is made up of following processing step:
(1) by weight main anti-oxidant, auxiliary antioxidant, lubricant, tinting material, special dumb light agent are dropped into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained flame retardant grade dumb light polycarbonate material.
Wherein, in described processing step (3) step, the condition of extruding pelletization is: the extrusion temperature of feeding section is 230 ~ 250 DEG C, and the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, and the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
Compared with prior art, the present invention has the following advantages:
The present invention is owing to employing special dulling material, the dumb light polycarbonate material of preparation, not only there is good dumb light, the effect of delustring, be applicable to the field of required low gloss material, and possess good shock resistance and toughness, both easily machine-shaping, is also conducive to the work-ing life extending polycarbonate material.
Preparation method of the present invention is simple to operate, and production cost is low, is conducive to popularity application.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail.
embodiment 1.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 95 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.1 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.1 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.1 part, carbon black 0.1 part, methyl methacrylate and acrylate copolymer 0.5 part.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, carbon black, methyl methacrylate and acrylate copolymer drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
embodiment 2.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 97 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.15 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.15 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.3 part, ferric oxide 3 parts, methyl methacrylate and acrylate copolymer 2 parts.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, ferric oxide, methyl methacrylate and acrylate copolymer drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
embodiment 3.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 99 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.2 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.2 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.5 part, titanium dioxide 5 parts, methyl methacrylate and acrylate copolymer 5 parts.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, titanium dioxide, methyl methacrylate and acrylate copolymer drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
comparative example 1.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 97 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.15 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.15 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 3 parts, carbon black 3 parts.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, carbon black drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
comparative example 2.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 97 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.15 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.15 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.3 part, ferric oxide 3 parts, 2 parts, barium sulfate.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, ferric oxide, barium sulfate drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
comparative example 3.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 97 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.15 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.15 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.3 part, titanium dioxide 3 parts, talcum powder 2.0 parts.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester, titanium dioxide, talcum powder drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
comparative example 4.
A kind of dumb light polycarbonate material, it is made up of the raw material of following weight part: polycarbonate 97 parts, tricresyl phosphite (2,4-di-tert-butyl) ester 0.15 part, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol 0.15 part, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester 0.3 part, carbon black and ferric oxide and titanium dioxide 3 parts, mixture, BMAT matting agent 2 parts.
The present embodiment preparation method, comprise following processing step:
(1) by weight by tricresyl phosphite (2,4-di-tert-butyl) ester, octadecyl-3,5-two (1,1-dimethyl ethyl)-4-hydroxyl phenylpropyl alcohol, octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1, mixture, the BMAT matting agent of 3-glyceryl ester, carbon black and ferric oxide and titanium dioxide drop into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained dumb light polycarbonate material, wherein, the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa.
In embodiment 1-3, comparative example 1-4, the addition of each component is as shown in table 1.
Table 1.
| Component/part | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 |
| Polycarbonate | 95 | 97 | 99 | 97 | 97 | 97 | 97 |
| Auxiliary antioxidant | 0.1 | 0.15 | 0.2 | 0.15 | 0.15 | 0.15 | 0.15 |
| Main anti-oxidant | 0.1 | 0.15 | 0.2 | 0.15 | 0.15 | 0.15 | 0.15 |
| Lubricant | 0.1 | 0.3 | 0.5 | 0.3 | 0.3 | 0.3 | 0.3 |
| Tinting material | 0.1 | 3 | 5 | 3 | 3 | 3 | 3 |
| Special dumb light agent | 0.5 | 2.0 | 5.0 | —— | —— | —— | —— |
| BASO4 | —— | —— | —— | —— | 2.0 | —— | —— |
| Talcum powder | —— | —— | —— | —— | —— | 2.0 | —— |
| BMAT matting agent | —— | —— | —— | —— | —— | —— | 2.0 |
The properties detected result of the dumb light polycarbonate material that embodiment 1-3, comparative example 1-4 obtain is as shown in table 2.
Table 2.
Interpretation of result: (1) comparative example 1-3, comparative example 1, as can be seen from testing data, not only makes the glossiness of dumb light polycarbonate material significantly decline after adding special dumb light agent, and very little on the impact of shock strength, good mechanical property can be kept.
(2) comparative example 1-3, comparative example 2-3, although can find out that interpolation BASO4 and talcum powder can make the glossiness of dumb light polycarbonate material slightly decline, but very large on the impact property impact of dumb light polycarbonate material, the sharply change of melting index shows that greatly polycarbonate material is degraded.
(3) comparative example 1-3, comparative example 4, although can find out that adding BMAT matting agent can make the glossiness of dumb light polycarbonate material have decline, simultaneously little on the impact of impact property, but the heat-drawn wire that result in dumb light polycarbonate material declines obviously.
Claims (3)
1. a preparation method for dumb light polycarbonate material, is characterized in that, dumb light polycarbonate material is made up of the raw material of following weight part:
Polycarbonate 95 parts
Main anti-oxidant 0.1 part
Auxiliary antioxidant 0.1 part
Lubricant 0.1 part
Tinting material 0.1 part
Special dumb light agent 0.5 part,
Wherein, described lubricant is octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester,
Described main anti-oxidant is two (1,1-the dimethyl ethyl)-4-hydroxy benzoic propionate of octadecyl-3,5-,
Described auxiliary antioxidant is tricresyl phosphite (2,4-di-tert-butyl) ester,
Described tinting material is carbon black,
Described special dumb light agent is methyl methacrylate and acrylate copolymer,
Dumb light polycarbonate material is made up of following processing step:
(1) by weight main anti-oxidant, auxiliary antioxidant, lubricant, tinting material, special dumb light agent are dropped into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained flame retardant grade dumb light polycarbonate material;
In step the (3) step, the condition of extruding pelletization is: the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa;
The melting index of obtained flame retardant grade dumb light polycarbonate material is 11.1, tensile strength is 67.5, elongation at break is 128.1, flexural strength is 90.6, crooked elastic rate is 2229, IZOD notched Izod impact strength is 93.5, heat-drawn wire is 138.4, glossiness is 73.
2. a dumb light polycarbonate material, is characterized in that, it is made up of the raw material of following weight part:
Polycarbonate 97 parts
Main anti-oxidant 0.15 part
Auxiliary antioxidant 0.15 part
Lubricant 0.3 part
Tinting material 3 parts
Special dumb light agent 2 parts,
Wherein, described lubricant is octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester,
Described main anti-oxidant is two (1,1-the dimethyl ethyl)-4-hydroxy benzoic propionate of octadecyl-3,5-,
Described auxiliary antioxidant is tricresyl phosphite (2,4-di-tert-butyl) ester,
Described tinting material is ferric oxide,
Described special dumb light agent is methyl methacrylate and acrylate copolymer,
Dumb light polycarbonate material is made up of following processing step:
(1) by weight main anti-oxidant, auxiliary antioxidant, lubricant, tinting material, special dumb light agent are dropped into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained flame retardant grade dumb light polycarbonate material;
In step the (3) step, the condition of extruding pelletization is: the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa;
The melting index of obtained flame retardant grade dumb light polycarbonate material is 11.0, tensile strength is 67.7, elongation at break is 144.7, flexural strength is 91.8, crooked elastic rate is 2267, IZOD notched Izod impact strength is 94.7, heat-drawn wire is 132.8, glossiness is 68.8.
3. a dumb light polycarbonate material, is characterized in that, it is made up of the raw material of following weight part:
Polycarbonate 99 parts
Main anti-oxidant 0.2 part
Auxiliary antioxidant 0.2 part
Lubricant 0.5 part
Tinting material 5.0 parts
Special dumb light agent 5.0 parts,
Wherein, described lubricant is octadecanoic acid-2-(methylol)-2-[[(1-oxo octadecyl) oxygen base] methyl]-1,3-glyceryl ester,
Described main anti-oxidant is two (1,1-the dimethyl ethyl)-4-hydroxy benzoic propionate of octadecyl-3,5-,
Described auxiliary antioxidant is tricresyl phosphite (2,4-di-tert-butyl) ester,
Described tinting material is titanium dioxide,
Described special dumb light agent is methyl methacrylate and acrylate copolymer,
Dumb light polycarbonate material is made up of following processing step:
(1) by weight main anti-oxidant, auxiliary antioxidant, lubricant, tinting material, special dumb light agent are dropped into stirrer for mixing and stir, stirring velocity is 100 ~ 200r/min, and churning time is 1 ~ 2min;
(2) polycarbonate is added in material mixed in advance in (1) step, continue stirring 2 ~ 4min;
(3) extruding pelletization: the material that (2) step mixes is carried out extruding pelletization by twin screw extruder, obtained flame retardant grade dumb light polycarbonate material;
In step the (3) step, the condition of extruding pelletization is: the extrusion temperature of feeding section is 230 ~ 250 DEG C, the extrusion temperature of fluxing zone is 250 ~ 270 DEG C, the extrusion temperature of melt conveying zone is 250 ~ 270 DEG C, and head temperature is 240 ~ 260 DEG C, and vacuum tightness is 0.6 ~ 0.8MPa;
The melting index of obtained flame retardant grade dumb light polycarbonate material is 10.9, tensile strength is 66.2, elongation at break is 130.3, flexural strength is 89.5, crooked elastic rate is 2231, IZOD notched Izod impact strength is 95.1, heat-drawn wire is 133.6, glossiness is 65.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210587775.4A CN103044890B (en) | 2012-12-31 | 2012-12-31 | A kind of dumb light polycarbonate material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210587775.4A CN103044890B (en) | 2012-12-31 | 2012-12-31 | A kind of dumb light polycarbonate material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103044890A CN103044890A (en) | 2013-04-17 |
| CN103044890B true CN103044890B (en) | 2016-04-20 |
Family
ID=48057762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210587775.4A Active CN103044890B (en) | 2012-12-31 | 2012-12-31 | A kind of dumb light polycarbonate material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103044890B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111690187A (en) * | 2020-07-03 | 2020-09-22 | 宁波恒拓高分子材料有限公司 | Wear-resistant PC encapsulating material modification process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863849A (en) * | 2003-11-20 | 2006-11-15 | 罗姆两合公司 | Molding material containing a matting agent |
| CN102702716A (en) * | 2012-06-29 | 2012-10-03 | 东莞市银禧光电材料科技有限公司 | High light-transmittance and high flame-retardant polycarbonate material and preparation method of polycarbonate material |
-
2012
- 2012-12-31 CN CN201210587775.4A patent/CN103044890B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863849A (en) * | 2003-11-20 | 2006-11-15 | 罗姆两合公司 | Molding material containing a matting agent |
| CN102702716A (en) * | 2012-06-29 | 2012-10-03 | 东莞市银禧光电材料科技有限公司 | High light-transmittance and high flame-retardant polycarbonate material and preparation method of polycarbonate material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103044890A (en) | 2013-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104098884B (en) | A kind of automotive trim low gloss PC/ABS alloy | |
| CN104164073B (en) | Polycarbonate compositions and its production and use | |
| CN104987677B (en) | A kind of Filled With Hollow Bead PBT composite and preparation method thereof | |
| CN102108181B (en) | Thermoplastic alloy and preparation method thereof | |
| CN108948707A (en) | A kind of low-luster polycarbonate/acrylonitrile-butadiene-styrene alloy material for automobile interiors | |
| CN102649872A (en) | Modified PC (Poly Carbonate)/ABS (Acrylonitrile Butadiene Styrene) alloy | |
| CN103289347B (en) | ABS/PC composite material and preparation method thereof | |
| CN105038180A (en) | Environment-friendly flame-retardant impact-resistant polycarbonate composite material and preparation method thereof | |
| CN107964202A (en) | Polyester is improving the purposes of reinforced aromatic vinyl copolymer compositions glossiness as flow improver additive | |
| CN109735077A (en) | A kind of polycarbonate composite material and preparation method thereof of fire-retardant enhancing light diffusion | |
| CN104558818A (en) | Stable-size polypropylene composition and preparation method thereof | |
| CN102702672B (en) | High-light-transmission high-light-shading ABS (acrylonitrile butadiene styrene) material and preparation method thereof | |
| CN103044890B (en) | A kind of dumb light polycarbonate material and preparation method thereof | |
| CN104448672A (en) | Antioxidant, high flow, halogen-free and flame retardant ABS and preparation process thereof | |
| CN103772934A (en) | High-impact high-heat-resistance PC/PBT alloy material and preparation technology thereof | |
| CN106221172A (en) | A kind of low warpage strengthens PC/ABS alloy material and preparation method thereof | |
| CN106633748A (en) | Polycarbonate composite and product thereof | |
| CN102120872A (en) | High-flowability easy-spraying high-heat-resistance polycarbonate (PC) composition and preparation method thereof | |
| CN104109367A (en) | Flame-retardant PC (Polycarbonate)/PBT (Polybutylece Terephthalate) composite material and preparation method thereof | |
| CN104497418A (en) | Polypropylene composite material for spinning tube and preparation method of polypropylene composite material | |
| CN107312300A (en) | Transparent resin composition that mobility improves and preparation method thereof | |
| CN103509323A (en) | Highly-flowable flame-retardant PC/ASA alloy material and preparation method thereof | |
| CN104629350A (en) | High temperature resistant reinforced polyamide 6 material and preparation method thereof | |
| CN106467651A (en) | A kind of PC ABS for thin-gage goods and preparation method thereof | |
| CN104327478A (en) | Special polycarbonate engineering composite material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190425 Address after: 523000 Nan Ge industrial area, Dao Jiao Town, Dongguan, Guangdong Patentee after: DONGGUAN SILVER AGE OPTOELECTRONICS SCI. & TECH. CO., LTD. Address before: 523927, Humen Town, Guangdong City, Dongguan Province Patentee before: Guangdong Silverage Holdings Ltd. |
|
| TR01 | Transfer of patent right |