CN104927277A - Polymer resin board with high impact resistance and high toughness - Google Patents
Polymer resin board with high impact resistance and high toughness Download PDFInfo
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- CN104927277A CN104927277A CN201510324487.3A CN201510324487A CN104927277A CN 104927277 A CN104927277 A CN 104927277A CN 201510324487 A CN201510324487 A CN 201510324487A CN 104927277 A CN104927277 A CN 104927277A
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Abstract
The invention discloses a polymer resin board with high impact resistance and high toughness, and belongs to the field of chemical materials. In order to solve the problems that the toughness of characteristics of high impact polystyrene (HIPS) plastic is insufficient, and the machining range is not wide, a method for increasing the toughness of the high impact polystyrene (HIPS) plastic is provided. The toughness of the machining characteristics of the high impact polystyrene (HIPS) plastic is enhanced, the requirement for materials in actual machining is met, and the toughness of the produced polymer resin board is enhanced and is twice as large as a traditional polymer resin board. The impact resistance performance and the mechanical performance are good, product producing is environment protecting and free of poisonous, the environment is protected, and the environment protecting and product upgrading of the product producing are achieved.
Description
Technical field
This product belongs to chemical materials special engineering plastics sheet material field, relates to a kind of making formula and the making method with the polymer resinous panel of high-impact obdurability.
Background technology
Shock resistance polystyrene (HIPS) is the shock proof polystyrene products of one that the way by adding poly-isoprene-isobutylene rubber particle is in polystyrene produced; There is workability, good performance and low price, be therefore used to manufacture and permitted multiduty goods and Industrial products; Main application fields has packaging and disposable product, instrument, household electrical appliance, toy and amusement article and building trade; But due to shock resistance polystyrene (HIPS) resin characteristically rigidity have a surplus and the shortcoming of toughness deficiency, cause ductility and retractility not to reach the manufacture requirements of some engineering plastics, thus need a kind of to there is shock resistance and all more excellent resin of toughness.
For general producer, add some toughner to improve product, but due to the problem of consistency, effect is not fine, make most of product toughness reinforcing limited or make overall product degradation on the contrary, become high-impact polystyrene (HIPS) to put into production problem in urgent need to solve so strengthen toughness;
The present invention is better according to polyethylene (PE) resin toughness, the features such as stable performance, propose one, both polymerizations are made by adding a kind of hyperbranched polymkeric substance, this graft polymerization rate is higher, under the constant prerequisite of other characteristics of retained product, can greatly improve the toughness of product, solve the shortcoming of toughness deficiency.
Summary of the invention
The technical problem that the present invention mainly solves is: not enough for toughness in high-impact polystyrene (HIPS) plastic properties, work range is problem not widely, provide a kind of method of toughness reinforcing high-impact polystyrene (HIPS) plastics, toughness in the processing characteristics of high-impact polystyrene (HIPS) plastics is strengthened, meet the demand to material in actual processing, realize the renewal of material.
For solving the problems of the technologies described above, preparation process of the present invention is:
(1) weigh 60g ~ 197g high-impact polystyrene (HIPS) and 60g ~ 197g polyethylene (PE) resin respectively, both mass ratios are 1:1;
(2) by above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out;
(3) mixture mixed is added in Banbury mixer, add 1.2g ~ 4g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.18g ~ 0.6g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.42g ~ 1.4g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168);
(4) added and namely start banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing;
(5) polymer resin that step (5) is produced is carried out compressing tablet under tabletting machine, be 10Mpa at pressure, Double layer pellet is carried out at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains the polymer resin plate of high-impact obdurability;
(6) use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel.
Electron energy and the beam intensity of described rumbatron are respectively 5MeV, 200 μ A, dose rate 100kGy/s.
Principle of the present invention is: by the method for polymerization by polyethylene (PE) and polystyrene (HIPS) under the high temperature conditions, by hyperbranched polymer both combined closely and be fully polymerized, both groups are carried out connect copolymerization by this hyperbranched polymer of HBP-BZ-GK, obtain a kind of resin plate of polymeric modification; Electron beam is used to carry out irradiation subsequently, by producing the method for high pressure, make the acceleration realizing charged particle in potential fields, bombardment polyethylene chain link is removed with charged particle, by the two dimensional structure polyethylene in macromolecular chain, by opening building block, realize grafting, thus change over space three-dimensional three-dimensional arrangement, improve product thermotolerance.
The present invention is compared with additive method, and beneficial effect is:
(1) this product uses hyperbranched polymer to be used as initiated polymerization, and product can be made to be polymerized thoroughly, and compared with other toughening materials, connecing a success ratio can reach about 80%;
(2) toughness of products is strengthened greatly, and elongation at break can reach 70%, tensile strength reaches as high as 50Mpa, and toughness index test is the twice of common polythene resin board;
(3) product resistance to impact shock comparatively high-impact polystyrene increase to some extent, shock strength can reach 128J/m;
(4) react comparatively complete in polymerization process and without poisonous and objectionable impurities, can not pollution be produced, comparatively environmental protection.
Embodiment
Weigh 60g ~ 197g high-impact polystyrene (HIPS) and 60g ~ 197g polyethylene (PE) resin respectively, both mass ratios are 1:1; By above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out; Again the mixture mixed is added in Banbury mixer, add 1.2g ~ 4g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.18g ~ 0.6g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.42g ~ 1.4g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168); Added subsequently and namely started banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing; The polymer resin produced is carried out compressing tablet under tabletting machine, be 10Mpa at pressure, Double layer pellet is carried out at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains the polymer resin plate of high-impact obdurability; Finally use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel; Electron energy and the beam intensity of wherein said rumbatron are respectively 5MeV, 200 μ A, dose rate 100kGy/s.
Example 1
Weigh 60g high-impact polystyrene (HIPS) and 60g polyethylene (PE) resin respectively, both mass ratios are 1:1; By above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out; The mixture mixed is added in Banbury mixer, add 1.2g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.18g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.42g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168); Added and namely started banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing; The polymer resin produced is carried out compressing tablet under tabletting machine, is 10Mpa at pressure, carries out Double layer pellet at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, and pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains polymerize polyethylene resin board; Use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel; The polymer resin plate toughness produced increases, and be the twice of conventional polyethylene resin board, shock resistance and excellent in mechanical performance, products production is green non-poisonous, comparatively environmental protection.
Example 2
Weigh 98.5g high-impact polystyrene (HIPS) and 98.5g polyethylene (PE) resin respectively, both mass ratios are 1:1; By above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out; The mixture mixed is added in Banbury mixer, add 2g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.3g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.7g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168); Added and namely started banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing; The polymer resin produced is carried out compressing tablet under tabletting machine, is 10Mpa at pressure, carries out Double layer pellet at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, and pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains polymerize polyethylene resin board; Use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel; The polymer resin plate toughness produced increases, and be the twice of conventional polyethylene resin board, shock resistance and excellent in mechanical performance, products production is green non-poisonous, comparatively environmental protection.
Example 3
Weigh 197g high-impact polystyrene (HIPS) and 197g polyethylene (PE) resin respectively, both mass ratios are 1:1; By above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out; The mixture mixed is added in Banbury mixer, add 1.2g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.1g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.42g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168); Added and namely started banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing; The polymer resin produced is carried out compressing tablet under tabletting machine, is 10Mpa at pressure, carries out Double layer pellet at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, and pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains polymerize polyethylene resin board; Use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel; The polymer resin plate toughness produced increases, and be the twice of conventional polyethylene resin board, shock resistance and excellent in mechanical performance, products production is green non-poisonous, comparatively environmental protection.
Claims (2)
1. a high-impact obdurability polymer resinous panel, is characterized in that concrete preparation process is:
(1) weigh 60g ~ 197g high-impact polystyrene (HIPS) and 60g ~ 197g polyethylene (PE) resin respectively, both mass ratios are 1:1;
(2) by above-mentioned formula in proportion load weighted mixture join in high-speed mixer, open high-speed mixer, mixing 10min after, mixed material is taken out;
(3) mixture mixed is added in Banbury mixer, add 1.2g ~ 4g more respectively and hold benzoyl hyper-branched polyester (HBP-BZ-GK), 0.18g ~ 0.6g tetra-[β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010) and 0.42g ~ 1.4g tri-[2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168);
(4) added and namely start banburying, setup parameter is banburying time 10min, rotor speed 50r/min, and banburying temperature is 180 DEG C, takes out immediately after banburying 10min, prevents heat aging from decomposing;
(5) polymer resin that step (5) is produced is carried out compressing tablet under tabletting machine, be 10Mpa at pressure, Double layer pellet is carried out at temperature 180 DEG C, after taking out after upper strata hot pressing 10min, put into lower floor, lower floor's temperature is normal temperature, pressure is for remaining unchanged, cold pressing 2min, then shape, and obtains polymerize polyethylene resin board;
(6) use rumbatron to carry out cross-linking radiation to product the polymerize polyethylene sheet material of above-mentioned production, improve product performance, obtain a kind of high-impact obdurability polymer resinous panel.
2. a kind of high-impact obdurability polymer resinous panel according to claim 1, is characterized in that: electron energy and the beam intensity of described rumbatron are respectively 5MeV, 200 μ A, dose rate 100kGy/s.
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| CN201510324487.3A CN104927277A (en) | 2015-06-13 | 2015-06-13 | Polymer resin board with high impact resistance and high toughness |
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| CN201510324487.3A CN104927277A (en) | 2015-06-13 | 2015-06-13 | Polymer resin board with high impact resistance and high toughness |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001916A (en) * | 2004-08-10 | 2007-07-18 | 巴斯福股份公司 | Impact-resistant modified polyester comprising hyperbranched polyesters/polycarbonates |
| CN102643484A (en) * | 2012-04-25 | 2012-08-22 | 金发科技股份有限公司 | In-situ compatibilization polyolefin/polystyrene alloy and preparation method and application thereof |
| CN103756121A (en) * | 2014-01-14 | 2014-04-30 | 中国科学技术大学 | Temperature-resistant oil-resistant low-smoke halogen-free flame-retardant radiation cross-linked polyolefin composite material and preparation method thereof |
| CN104194001A (en) * | 2014-09-22 | 2014-12-10 | 中国科学技术大学 | Preparation method of macromolecular crosslinking agent for ultraviolet light crosslinking polyolefin |
-
2015
- 2015-06-13 CN CN201510324487.3A patent/CN104927277A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001916A (en) * | 2004-08-10 | 2007-07-18 | 巴斯福股份公司 | Impact-resistant modified polyester comprising hyperbranched polyesters/polycarbonates |
| CN102643484A (en) * | 2012-04-25 | 2012-08-22 | 金发科技股份有限公司 | In-situ compatibilization polyolefin/polystyrene alloy and preparation method and application thereof |
| CN103756121A (en) * | 2014-01-14 | 2014-04-30 | 中国科学技术大学 | Temperature-resistant oil-resistant low-smoke halogen-free flame-retardant radiation cross-linked polyolefin composite material and preparation method thereof |
| CN104194001A (en) * | 2014-09-22 | 2014-12-10 | 中国科学技术大学 | Preparation method of macromolecular crosslinking agent for ultraviolet light crosslinking polyolefin |
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