CN105220002A - High tenacity, Corrosion-resistant plastic alloy and preparation method thereof - Google Patents
High tenacity, Corrosion-resistant plastic alloy and preparation method thereof Download PDFInfo
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- CN105220002A CN105220002A CN201510728945.XA CN201510728945A CN105220002A CN 105220002 A CN105220002 A CN 105220002A CN 201510728945 A CN201510728945 A CN 201510728945A CN 105220002 A CN105220002 A CN 105220002A
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Abstract
The present invention relates to high tenacity, Corrosion-resistant plastic alloy and preparation method thereof, described alloy is made up of main component and ancillary component, and described main component is composed of the following components according to mass percent: magnesium 30-40%, lithium 15-18%, cobalt 1-5%, manganese 4-5%, nickel 18-25% and titanium 5-10%; Ancillary component is composed of the following components according to mass percent: polypropylene 15%-25%, 1-2% lubricant; High tenacity of the present invention, Corrosion-resistant plastic alloy have good erosion resistance and high tenacity.
Description
Technical field
The present invention relates to polyblend field, be specifically related to a kind of high tenacity, Corrosion-resistant plastic alloy, and preparation method thereof.
Background technology
A kind of novel high-performance plastic material that polyblend has grown up since being 90 years, have compared with the plastics that it and the macromolecule resin of chemosynthesis synthesize the cycle short, drop into little, technique is simple, cost is low, high performance advantage, the starting of Plastics in China alloy is more late, but demand is larger, the valuable product of import, processing is very inconvenient with maintenance, can not meet the demand of social every profession and trade development to polyblend far away.
Patent CN103266256A provides a kind of high tenacity, Corrosion-resistant plastic alloy, described alloy is made up of main component and ancillary component, and described main component is composed of the following components according to mass percent: magnesium 30-40%, lithium 15-18%, cobalt 1-5%, nickel 18-25%, vanadium 1-5%; Ancillary component is composed of the following components according to mass percent: polypropylene 15%-25%, 1-2% lubricant.Although this polyblend has corrosion resistant performance, its corrosion resistance nature is not so difficult meets industrial demand, and mechanical property need further raising.
Summary of the invention
The present invention, in order to overcome the above problems, provides a kind of non-noble metal alloy material that obtained by magnesium, lithium, cobalt, nickel, manganese and titanium founding, that have polypropylene protective membrane.The present invention by the synergy of manganese and titanium elements, and by adjustment preparation technology, prepare the Corrosion-resistant plastic alloy that can meet industrial application, and it has good mechanical property.
Technical scheme of the present invention is achieved in that
High tenacity, Corrosion-resistant plastic alloy, it is characterized in that, described alloy is made up of main component and ancillary component, and described main component is composed of the following components according to mass percent: magnesium 30-35%, lithium 15-18%, chromium 2.5-3%, manganese 4-5%, cobalt 2-5%, nickel 18-23% and titanium 5-10%; Ancillary component is composed of the following components according to mass percent: polypropylene 15%-25%, 1-2% lubricant, and described polyacrylic melt flow rate (MFR) is 80g/min.
As preferably, described high tenacity, Corrosion-resistant plastic alloy, is characterized in that, described lubricant is calcium stearate.
As preferably, the replaceable one-tenth ethylene-tetrafluoroethylene copolymer of described polypropylene.
As preferably, in preparation process, add the high temperature resistant binder of 1-2%, alloy product quick solidifying can be made, still, make refractoriness, folding strength improve greatly, wear resisting property strengthen, use range is wider.
As preferably, the alloy slice that described high tenacity, Corrosion-resistant plastic alloy are made, its preparation method comprises the steps:
(1) according to mass percent: the proportioning of magnesium 30-35%, lithium 15-18%, chromium 2.5-3%, manganese 4-5%, cobalt 2-5%, nickel 18-23% and titanium 5-10% takes raw material, smelts;
(2) be heated to 7400-500 DEG C, keep temperature 2-3 hour, then carry out Water Quenching;
(3) reheat 800-900 DEG C, keep temperature 1 hour, then come out of the stove;
(4) alloy after coming out of the stove is heated to 600-650 DEG C, keeps temperature 1-2 hour, then be warmed up to 750-800 DEG C, keep temperature, 3-4 hour, cool to room temperature;
(5) pour into a mould ingot casting, be milled into Nanoalloy powder;
(6) the Nanoalloy powder will prepared, with polypropylene 15%-25%, 1-2% mix lubricant, uses agitator to stir with the speed of 60 revs/min, within 30 minutes, obtains Nanoalloy powder-polypropylene mixed solution;
(7) by after above-mentioned mixed solution heat treated, add through machine, grinding or mould extruding, obtain the high tenacity, the Corrosion-resistant plastic alloy that need shape.
As preferably, the Nanoalloy powder-polypropylene mixed solution described in above-mentioned steps is at 165-175 DEG C, and keep taking out after temperature 0.5-1 hour, the alloy slice toughness obtained after cooling improves 30%, alloy luminance raising 1 times.
Compared with prior art, the present invention has following beneficial effect:
The present invention is by the synergy of manganese and titanium elements, and by adjustment preparation technology, prepare the Corrosion-resistant plastic alloy that can meet industrial application, its corrosion-resistant speed is only about 0.3mm/a, mass loss rate is only about 10%, and it has good mechanical property, and tensile strength can reach about 350MPa, yield strength is about 250MPa, and unit elongation is more than 30%.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.In following embodiment, the content of each component is weight percentage except indicating especially.
Embodiment 1
(1) according to mass percent: the proportioning of magnesium 30%, lithium 15%, chromium 3%, manganese 4.5%, cobalt 5%, nickel 18% and titanium 10% takes raw material, smelts;
(2) be heated to 450 DEG C, keep temperature 3 hours, then carry out Water Quenching;
(3) reheat 850 DEG C, keep temperature 1 hour, then come out of the stove;
(4) alloy after coming out of the stove is heated to 630 DEG C, keeps temperature 1-2 hour, then be warmed up to 770 DEG C, keep temperature 3.5 hours, cool to room temperature;
(5) pour into a mould ingot casting, be milled into Nanoalloy powder;
(6) the Nanoalloy powder will prepared, with polipropene 25 %, 2% mix lubricant, uses agitator to stir with the speed of 60 revs/min, within 30 minutes, obtains Nanoalloy powder-polypropylene mixed solution;
(7) by after above-mentioned mixed solution heat treated, add through machine, grinding or mould extruding, obtain the high tenacity, the Corrosion-resistant plastic alloy that need shape.
Carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Embodiment 2:
(1) according to mass percent: the proportioning of magnesium 32%, lithium 17%, chromium 2.7%, manganese 5%, cobalt 3%, nickel 20% and titanium 8% takes raw material, smelts;
(2) be heated to 400 DEG C, keep temperature 2.5 hours, then carry out Water Quenching;
(3) reheat 800 DEG C, keep temperature 1 hour, then come out of the stove;
(4) alloy after coming out of the stove is heated to 600 DEG C, keeps temperature 1-2 hour, then be warmed up to 750 DEG C, keep temperature 4 hours, cool to room temperature;
(5) pour into a mould ingot casting, be milled into Nanoalloy powder;
(6) the Nanoalloy powder will prepared, with polipropene 25 %, 2% mix lubricant, uses agitator to stir with the speed of 60 revs/min, within 30 minutes, obtains Nanoalloy powder-polypropylene mixed solution;
(7) by after above-mentioned mixed solution heat treated, add through machine, grinding or mould extruding, obtain the high tenacity, the Corrosion-resistant plastic alloy that need shape.
Carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Embodiment 3:
(1) according to mass percent: the proportioning of magnesium 35%, lithium 18%, chromium 2.5%, manganese 4%, cobalt 2%, nickel 23% and titanium 5% takes raw material, smelts;
(2) be heated to 450 DEG C, keep temperature 3 hours, then carry out Water Quenching;
(3) reheat 850 DEG C, keep temperature 1 hour, then come out of the stove;
(4) alloy after coming out of the stove is heated to 630 DEG C, keeps temperature 1-2 hour, then be warmed up to 770 DEG C, keep temperature 3.5 hours, cool to room temperature;
(5) pour into a mould ingot casting, be milled into Nanoalloy powder;
(6) the Nanoalloy powder will prepared, with polipropene 25 %, 2% mix lubricant, uses agitator to stir with the speed of 60 revs/min, within 30 minutes, obtains Nanoalloy powder-polypropylene mixed solution;
(7) by after above-mentioned mixed solution heat treated, add through machine, grinding or mould extruding, obtain the high tenacity, the Corrosion-resistant plastic alloy that need shape.
Carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 1:
Embodiment 1 in patent CN103266256A, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 2:
Except not adding Mn element, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 3:
Except not adding Ti element, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 4:
Mass percent except Mn element is except 1%, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 5:
Mass percent except Mn element is except 10%, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 6:
Mass percent except Ti element is except 20%, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 7:
Mass percent except Ti element is except 1%, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 8:
Except Heating temperature in step (2) is except 750 DEG C, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Comparative example 9:
Except not carrying out Water Quenching in step (2) but being cooled to room temperature then anneal, other steps and constituent content are all in the same manner as in Example 1, carry out corrosion resistance test (GB10124-88) and Mechanics Performance Testing (GB/T228-2002) to obtained product, test result is listed in table 1.
Table 1: embodiment 1-3 and comparative example 1-9 product performance test chart
The result of integrated embodiment 1-3 and comparative example 1-9 can be found out, the present invention is by the synergy of manganese and titanium elements, and by adjustment preparation technology, prepare the Corrosion-resistant plastic alloy that can meet industrial application, its corrosion-resistant speed is only about 0.3mm/a, and mass loss rate is only about 10%, and it has good mechanical property, tensile strength can reach about 350MPa, and yield strength is about 250MPa, and unit elongation is more than 30%.
The above; only to preferred embodiment of the present invention; not other forms of restriction is done to the present invention; any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equal change; every disengaging the present invention program content; according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and remodeling, all drop in protection scope of the present invention.
Claims (4)
1. a high tenacity, Corrosion-resistant plastic alloy, it is characterized in that, described alloy is made up of main component and ancillary component, and described main component is composed of the following components according to mass percent: magnesium 30-35%, lithium 15-18%, chromium 2.5-3%, manganese 4-5%, cobalt 2-5%, nickel 18-23% and titanium 5-10%; Ancillary component is composed of the following components according to mass percent: polypropylene 15%-25%, 1-2% lubricant, and described polyacrylic melt flow rate (MFR) is 80g/min, and its preparation method comprises the steps:
(1) according to mass percent: the proportioning of magnesium 30-35%, lithium 15-18%, chromium 2.5-3%, manganese 4-5%, cobalt 2-5%, nickel 18-23% and titanium 5-10% takes raw material, smelts;
(2) be heated to 400-500 DEG C, keep temperature 2-3 hour, then carry out Water Quenching;
(3) reheat 800-900 DEG C, keep temperature 1 hour, then come out of the stove;
(4) alloy after coming out of the stove is heated to 600-650 DEG C, keeps temperature 1-2 hour, then be warmed up to 750-800 DEG C, keep temperature 3-4 hour, cool to room temperature;
(5) pour into a mould ingot casting, be milled into Nanoalloy powder;
(6) the Nanoalloy powder will prepared, with polypropylene 15%-25%, 1-2% mix lubricant, uses agitator to stir with the speed of 60 revs/min, within 30 minutes, obtains Nanoalloy powder-polypropylene mixed solution;
(7) by after above-mentioned mixed solution heat treated, through grinding, the high tenacity, the Corrosion-resistant plastic alloy that need shape is obtained.
2. high tenacity according to claim 1, Corrosion-resistant plastic alloy, is characterized in that, described lubricant is calcium stearate.
3. high tenacity according to claim 1 and 2, Corrosion-resistant plastic alloy, is characterized in that, described main component is composed of the following components according to mass percent is: magnesium 32%, lithium 17%, chromium 2.7%, manganese 5%, cobalt 3%, nickel 20% and titanium 8%; Ancillary component is composed of the following components according to mass percent: polipropene 25 %, lubricant 2%.
4. the high tenacity according to any one of claim 1-3, the purposes of Corrosion-resistant plastic alloy, is characterized in that: for oil, chemical industry.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106756409A (en) * | 2016-12-14 | 2017-05-31 | 安徽瑞研新材料技术研究院有限公司 | A kind of plastic alloy liner plate and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266256A (en) * | 2013-05-31 | 2013-08-28 | 滁州市昊宇滑动轴承有限公司 | High-toughness and anticorrosive plastic alloy |
| CN103266254A (en) * | 2013-05-31 | 2013-08-28 | 滁州市昊宇滑动轴承有限公司 | Wear-resistant alloy |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266256A (en) * | 2013-05-31 | 2013-08-28 | 滁州市昊宇滑动轴承有限公司 | High-toughness and anticorrosive plastic alloy |
| CN103266254A (en) * | 2013-05-31 | 2013-08-28 | 滁州市昊宇滑动轴承有限公司 | Wear-resistant alloy |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106756409A (en) * | 2016-12-14 | 2017-05-31 | 安徽瑞研新材料技术研究院有限公司 | A kind of plastic alloy liner plate and preparation method thereof |
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