CN105038170A - PC (polycarbonate) resin based composite material and preparation method thereof - Google Patents
PC (polycarbonate) resin based composite material and preparation method thereof Download PDFInfo
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- CN105038170A CN105038170A CN201510313936.4A CN201510313936A CN105038170A CN 105038170 A CN105038170 A CN 105038170A CN 201510313936 A CN201510313936 A CN 201510313936A CN 105038170 A CN105038170 A CN 105038170A
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Abstract
The invention provides a PC (polycarbonate) resin based composite material. The composite material is prepared from the following components in parts by weight: 40-60 parts of PC resin, 8-14 parts of PES (polyethersulfone resin), 15-20 parts of potassium titanate whisker, 6-8 parts of compatilizer, 0.2-0.3 part of antioxidant, 0.1-0.6 part of lubricant, 0.2-0.4 part of ultraviolet absorbent, 3-5 parts of flame retardant, 3-4 parts of flow promoter, 2-4 parts of anti-dripping agent and 1-3 parts of antistatic agent. The invention also provides a preparation method of the composite material. With good hydrolysis resistance, the PC resin based composite material can be used by products repeatedly undergoing high pressure steam.
Description
Technical field
The present invention relates to a kind of matrix material, particularly relate to a kind of PC polymer matrix composites and preparation method thereof.
Background technology
The Chinese of PC resin is called polycarbonate resin, it is a kind of thermoplastic engineering plastic of excellent property, there is outstanding impact resistance, resistance to creep and good stability of the dimension, heat-resisting, water-intake rate is low, nontoxic, dielectric properties are excellent, being the product uniquely in five large-engineering plastics with good transparency, is also the general engineering plastic that rate of growth is the fastest in recent years.The application & development of PC resin is roughly: the seventies PC multiplex connect device, switch etc. electrically, electronic component, to the first half eighties application extension on precision optical machinery (photographic camera, clock and watch), power tool and optical-mechanical, become first evolution period of PC; The latter half eighties, the application of PC expanded office equipment, automobile, laser disc (CD) further to, and demand increases and becomes second evolution period; Slowing down by economic impact speed after entering the nineties, but still had the rate of increase of 10% ~ 15% between 1992 ~ 1994 years, is the 3rd evolution period; New millennium is the 4th evolution period so far.At present, PC resin is widely used in the field such as automobile, electric, building, office equipment, packaging, sports equipment, health care, along with deepening continuously of study on the modification, is extended to just rapidly the high-tech areas such as aerospace, computer, CD.
The Chinese patent application that publication number is CN102558816B, publication date is 2014.04.30, application people is Shenzhen Keju New Material Co., Ltd. discloses " a kind of polycarbonate composite material and preparation method thereof ", and this polycarbonate composite material comprises the recipe ingredient of following parts by weight: polycarbonate 59 ~ 70 parts, zirconium white 1 ~ 25 part, titanium dioxide 10 ~ 27 parts, compatible toughening agents 2 ~ 8 parts.This invention polycarbonate composite material is interacted melt extruding in process by each component of proper content scope, makes polycarbonate composite material whiteness high, thermostability and mechanical property strong.The preparation method of this polycarbonate composite material adopts the mode of side charging each component melts to be extruded, and can be able to implement on the melt extruder of routine, need not by specific installation, operating process is simple and easy to do, and technique is simple, high efficiency, cost is low, is suitable for suitability for industrialized production.But this matrix material exists certain problem: hydrolytic resistance is poor, the goods repeating to stand high pressure steam can not be used for.
Summary of the invention
The technical problem that the present invention will separate this is to provide a kind of PC polymer matrix composites, and it has good hydrolytic resistance, can be used for the goods repeating to stand high pressure steam.
For separating this above-mentioned technical problem, technical scheme of the present invention is:
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 40 ~ 60 parts, PES8 ~ 14 part, potassium titanate crystal whisker 15 ~ 20 parts, compatilizer 6 ~ 8 parts, 0.2 ~ 0.3 part, oxidation inhibitor, lubricant 0.1 ~ 0.6 part, UV light absorber 0.2 ~ 0.4 part, fire retardant 3 ~ 5 parts, flow improver additive 3 ~ 4 parts, anti-dripping agent 2 ~ 4 parts, 1 ~ 3 part, static inhibitor.
Preferably, compatilizer of the present invention is POE-G-MAH.
Preferably, oxidation inhibitor of the present invention is antioxidant 1076.
Preferably, lubricant of the present invention is silicone oil.
Preferably, UV light absorber of the present invention is UV-234.
Preferably, fire retardant of the present invention is trimethyl phosphite 99.
Preferably, flow improver additive of the present invention is Zinic stearas.
Preferably, anti-dripping agent of the present invention is tetrafluoroethylene.
Preferably, static inhibitor of the present invention is graphitized carbon black.
The present invention will separate the preparation method that another technical problem is originally to provide above-mentioned PC polymer matrix composites.
For separating this above-mentioned technical problem, technical scheme is:
A preparation method for PC polymer matrix composites, its step is as follows:
(1) add after potassium titanate crystal whisker drying together with fluorine surfactant in deionized water, temperature is 100 DEG C, stirring velocity is stir 15 minutes under 800rpm, filtration to be placed in vacuum drying oven at 100 DEG C dry 3 hours, obtains modification potassium titanate crystal whisker for subsequent use after grinding;
(2) by PES thermosol in the DABPA of 180 DEG C, be cooled to 145 DEG C and add PC resin, compatilizer after melting completely, at 140 DEG C, within 30 minutes, to obtain blend composition for subsequent use in melting;
(3) blend composition that oxidation inhibitor, lubricant, UV light absorber, fire retardant, flow improver additive, anti-dripping agent, static inhibitor and step (2) obtain is added high-speed mixer and mixing even, obtain compound;
(4) compound that step (3) obtains is added the main feeding hopper of twin screw extruder, the modification salt of wormwood whisker joining side feeding hopper simultaneously step (1) obtained melt extrudes, screw speed is 190rpm, the temperature that barrel is each section is 250-270 DEG C, head temperature out is 255 DEG C, by granulation after extruded stock cooling, sieve, obtain PC polymer matrix composites after drying.
Therefore, with have compared with technology, the present invention has following beneficial effect:
1) PES and polyethersulfone resin, there is extraordinary hydrolytic resistance and thermotolerance, can resistance to 150 ~ 160 DEG C of hot water or steam, the good blended effect of compatible interface can be formed with PC resin matrix under the help of compatilizer, thus effectively improve hydrolytic resistance and the thermotolerance of matrix material.
2) potassium titanate crystal whisker a kind ofly has that intensity is high, the inorganic materials of good rigidly, but its surface energy is high, easily to reunite, therefore the present invention has carried out surface treatment by fluorine surfactant to it, greatly reduce the surface energy of potassium titanate crystal whisker, improve its dispersiveness, consistency and interface bond strength in PC resin matrix, good enhancement is played to PC resin base physical efficiency, the decline of the mechanical property of matrix material under hot humid environment obtains effective containment, and the hydrolytic resistance of matrix material obtains further raising; The thermotolerance of potassium titanate crystal whisker and wear resistance are all fine, therefore also effectively can improve thermotolerance and the wear resistance of matrix material, expand its range of application further.
Embodiment:
Describe the present invention in detail below in conjunction with specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
Embodiment 1
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 45 parts, PES14 part, potassium titanate crystal whisker 17 parts, POE-G-MAH6.5 part, antioxidant 1076 0.2 part, silicone oil 0.2 part, UV-2340.3 part, trimethyl phosphite 99 4.5 parts, Zinic stearas 3.6 parts, tetrafluoroethylene 3.5 parts, graphitized carbon black 1.4 parts.
The step of its preparation method is as follows:
(1) add after potassium titanate crystal whisker drying together with fluorine surfactant in deionized water, temperature is 100 DEG C, stirring velocity is stir 15 minutes under 800rpm, filtration to be placed in vacuum drying oven at 100 DEG C dry 3 hours, obtains modification potassium titanate crystal whisker for subsequent use after grinding;
(2) by PES thermosol in the DABPA of 180 DEG C, be cooled to 145 DEG C and add PC resin, POE-G-MAH after melting completely, at 140 DEG C, within 30 minutes, to obtain blend composition for subsequent use in melting;
(3) blend composition that antioxidant 1076, silicone oil, UV-234, trimethyl phosphite 99, Zinic stearas, tetrafluoroethylene, graphitized carbon black and step (2) obtain is added high-speed mixer and mixing even, obtain compound;
(4) compound that step (3) obtains is added the main feeding hopper of twin screw extruder, the modification salt of wormwood whisker joining side feeding hopper simultaneously step (1) obtained melt extrudes, screw speed is 190rpm, the temperature that barrel is each section is 250-270 DEG C, head temperature out is 255 DEG C, by granulation after extruded stock cooling, sieve, obtain PC polymer matrix composites after drying.
Embodiment 2
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 50 parts, PES10 part, potassium titanate crystal whisker 20 parts, POE-G-MAH6 part, antioxidant 1076 0.3 part, silicone oil 0.6 part, UV-2340.2 part, trimethyl phosphite 99 3.5 parts, Zinic stearas 3.9 parts, tetrafluoroethylene 2 parts, graphitized carbon black 1.5 parts.
Its preparation method in the same manner as in Example 1.
Embodiment 3
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 55 parts, PES12 part, potassium titanate crystal whisker 18 parts, POE-G-MAH8 part, antioxidant 1076 0.3 part, silicone oil 0.5 part, UV-2340.4 part, trimethyl phosphite 99 4.4 parts, Zinic stearas 4 parts, tetrafluoroethylene 2.5 parts, graphitized carbon black 1 part.
Its preparation method in the same manner as in Example 1.
Embodiment 4
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 40 parts, PES9 part, potassium titanate crystal whisker 15 parts, POE-G-MAH7.5 part, antioxidant 1076 0.2 part, silicone oil 0.1 part, UV-2340.4 part, trimethyl phosphite 99 5 parts, Zinic stearas 3.5 parts, tetrafluoroethylene 3 parts, graphitized carbon black 2.5 parts.
Its preparation method in the same manner as in Example 1.
Embodiment 5
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 60 parts, PES11 part, potassium titanate crystal whisker 19 parts, POE-G-MAH7 part, antioxidant 1076 0.2 part, silicone oil 0.3 part, UV-2340.2 part, trimethyl phosphite 99 3 parts, Zinic stearas 3.4 parts, tetrafluoroethylene 4 parts, graphitized carbon black 3 parts.
Its preparation method in the same manner as in Example 1.
Embodiment 6
A kind of PC polymer matrix composites, by weight, are made up of following component: PC resin 44 parts, PES8 part, potassium titanate crystal whisker 16 parts, POE-G-MAH6.6 part, antioxidant 1076 0.3 part, silicone oil 0.4 part, UV-2340.3 part, trimethyl phosphite 99 4 parts, Zinic stearas 3 parts, tetrafluoroethylene 3.5 parts, graphitized carbon black 2 parts.
Its preparation method in the same manner as in Example 1.
After tested, the hydrolytic resistance of embodiment 1-6 and comparative example is as shown in the table, wherein,
The Chinese patent of comparative example to be publication number be CN102558816B,
Hydrolytic resistance test process is: determinand is placed in temperature be 130 DEG C thermostat(t)ed water steam leave standstill 5 days, take out after test its mechanical property conservation rate.
As seen from the above table, stretching strength retentivity of the present invention, flexural strength conservation rate, notched Izod impact strength conservation rate are all significantly better than comparative example, and hydrolytic resistance is fine.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. PC polymer matrix composites, is characterized in that: by weight, are made up of following component: PC resin 40 ~ 60 parts, PES8 ~ 14 part, potassium titanate crystal whisker 15 ~ 20 parts, compatilizer 6 ~ 8 parts, 0.2 ~ 0.3 part, oxidation inhibitor, lubricant 0.1 ~ 0.6 part, UV light absorber 0.2 ~ 0.4 part, fire retardant 3 ~ 5 parts, flow improver additive 3 ~ 4 parts, anti-dripping agent 2 ~ 4 parts, 1 ~ 3 part, static inhibitor.
2. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described compatilizer is POE-G-MAH.
3. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described oxidation inhibitor is antioxidant 1076.
4. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described lubricant is silicone oil.
5. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described UV light absorber is UV-234.
6. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described fire retardant is trimethyl phosphite 99.
7. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described flow improver additive is Zinic stearas.
8. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described anti-dripping agent is tetrafluoroethylene.
9. a kind of PC polymer matrix composites according to claim 1, is characterized in that: described static inhibitor is graphitized carbon black.
10. the preparation method of a kind of PC polymer matrix composites according to claim 1 ~ 9 any one, is characterized in that: its step is as follows:
(1) add after potassium titanate crystal whisker drying together with fluorine surfactant in deionized water, temperature is 100 DEG C, stirring velocity is stir 15 minutes under 800rpm, filtration to be placed in vacuum drying oven at 100 DEG C dry 3 hours, obtains modification potassium titanate crystal whisker for subsequent use after grinding;
(2) by PES thermosol in the DABPA of 180 DEG C, be cooled to 145 DEG C and add PC resin, compatilizer after melting completely, at 140 DEG C, within 30 minutes, to obtain blend composition for subsequent use in melting;
(3) blend composition that oxidation inhibitor, lubricant, UV light absorber, fire retardant, flow improver additive, anti-dripping agent, static inhibitor and step (2) obtain is added high-speed mixer and mixing even, obtain compound;
(4) compound that step (3) obtains is added the main feeding hopper of twin screw extruder, the modification salt of wormwood whisker joining side feeding hopper simultaneously step (1) obtained melt extrudes, screw speed is 190rpm, the temperature that barrel is each section is 250-270 DEG C, head temperature out is 255 DEG C, by granulation after extruded stock cooling, sieve, obtain PC polymer matrix composites after drying.
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| CN201510313936.4A CN105038170A (en) | 2015-06-10 | 2015-06-10 | PC (polycarbonate) resin based composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109251504A (en) * | 2018-08-20 | 2019-01-22 | 孙世华 | A kind of preparation method of impact resistance plastics packaging material |
| CN109504089A (en) * | 2018-10-08 | 2019-03-22 | 中国科学院宁波材料技术与工程研究所 | A kind of low cost polysulfones alloy |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101362857A (en) * | 2008-09-24 | 2009-02-11 | 华南理工大学 | Non-halogen flame-retarding high performance polycarbonate engineering plastics and preparation method thereof |
| CN101463185A (en) * | 2007-12-20 | 2009-06-24 | 帝人化成株式会社 | Aromatic polycarbonate resin composition |
-
2015
- 2015-06-10 CN CN201510313936.4A patent/CN105038170A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101463185A (en) * | 2007-12-20 | 2009-06-24 | 帝人化成株式会社 | Aromatic polycarbonate resin composition |
| CN101362857A (en) * | 2008-09-24 | 2009-02-11 | 华南理工大学 | Non-halogen flame-retarding high performance polycarbonate engineering plastics and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109251504A (en) * | 2018-08-20 | 2019-01-22 | 孙世华 | A kind of preparation method of impact resistance plastics packaging material |
| CN109504089A (en) * | 2018-10-08 | 2019-03-22 | 中国科学院宁波材料技术与工程研究所 | A kind of low cost polysulfones alloy |
| CN109504089B (en) * | 2018-10-08 | 2021-05-11 | 中国科学院宁波材料技术与工程研究所 | Low-cost polysulfone alloy |
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