CN102260397A - Transparent chlorinated polyethylene thermoplastic material - Google Patents
Transparent chlorinated polyethylene thermoplastic material Download PDFInfo
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- CN102260397A CN102260397A CN2011101955783A CN201110195578A CN102260397A CN 102260397 A CN102260397 A CN 102260397A CN 2011101955783 A CN2011101955783 A CN 2011101955783A CN 201110195578 A CN201110195578 A CN 201110195578A CN 102260397 A CN102260397 A CN 102260397A
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- low pressure
- chlorination
- pressure polyethylene
- chlorinatedpolyethylene
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Abstract
The invention relates to the technical field of plastic products, in particular to a transparent chlorinated polyethylene thermoplastic material. The technical scheme is that: the transparent chlorinated polyethylene thermoplastic material consists of 80 to 95 mass percent of chloroethylene polymer and 5 to 20 mass percent of chlorinated polyethylene, wherein the chlorinated polyethylene consists of two kinds of high density chlorinated polyethylene B1 and B2 with different parameters; the high density chlorinated polyethylene B1 accounts for 2.5 to 10 percent of the total mass of the material, and has the chlorine content of 37-42 percent, the residual value of 0-30 percent and the swell value of 10-70 percent; and the high density chlorinated polyethylene B2 accounts for 2.5 to 10 percent of the total mass of the material, and has the chlorine content of 37-42 percent, the residual value of 50-70 percent and the swell value of 1-2 percent. The chlorinated polyethylene has simple components; the preparation method is simple, convenient and low in cost; and the thermoplastic material prepared from the chlorinated polyethylene has good toughness and transparency and good light fastness and weather change resistance.
Description
Technical field
The present invention relates to the plastic products technology field, be specifically related to transparent chlorinatedpolyethylene thermoplastic materials.
Background technology
Existing vinyl chloride-base polymer is to the poor stability of light and heat, more than 100 ℃ or through long-time exposure in sunshine, will decompose and produce hydrogenchloride, and further autocatalytically decomposed, and causes variable color, and physical and mechanical properties also descends rapidly.
Summary of the invention
At above-mentioned defective, the invention relates to based on vinyl chloride-base polymer, produce thermoplastic material transparent, easy processing by adding a kind of specific chlorinatedpolyethylene, this thermoplastic material has good wilfulness and good fast light weather variation performance simultaneously.
The present invention is achieved by the following technical solutions:
Transparent chlorinatedpolyethylene thermoplastic materials is formed by accounting for vinyl chloride-base polymer that total mass per-cent is 80-95% and the chlorinatedpolyethylene of 5-20%: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 2.5-10%, the cl content of chlorination low pressure polyethylene B1 is that 37%-42%, residual value 0-30%, swell value are 10%-70%, chlorination low pressure polyethylene B2 accounts for the 2.5-10% of total mass, and the cl content of chlorination low pressure polyethylene B2 is 37%-42%, residual value 50-70%, swell value 1-2%;
For better technique effect, also comprise following preferred version:
The vinyl chloride-base polymer weight percent is 86-92%; The weight ratio of chlorination low pressure polyethylene B1 is 4-7%, and cl content is 38%-40%, residual value 0-25%, swell value 20%-50%; Chlorination low pressure polyethylene B2 weight percent is 4-7%, and cl content is 38%-41%, residual 50-60%, swell value 1%.
The preparation method of chlorination low pressure polyethylene B1 is with density 0.940-0.955g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 0.1-5g/10min is to feed chlorine reaction in the 10%-35% hydrochloric acid soln to make in aqeous suspension or in concentration, wherein chlorination begins temperature 50-100 ℃, the chlorination end temp is 120-130 ℃; The preparation method of chlorination low pressure polyethylene B2 is to be 0.955-0.965g/c m with density
3, melting index MFI190/5 is the low pressure polyethylene of 20-65g/10min, at aqeous suspension or in concentration is in the hydrochloric acid solution of 10%-35%, add account for the silicone oil of liquid mass than the silicic acid of 0-2% and 0-1% after, the feeding chlorine reaction makes, wherein to begin temperature be 50-100 in chlorination, and the chlorination end temp is 110-120 ℃.
Low pressure polyethylene melting index MFI190/5 among the chlorination low pressure polyethylene B1 preparation method is 0.3-0.35g/10min, and chlorination begins temperature 70-90 ℃; Low pressure polyethylene melting index MFI190/5 among the described chlorination low pressure polyethylene B2 preparation method is 40-55g/10min, and chlorination begins temperature 70-90 ℃.
Be not less than 100 ℃, be not higher than under the temperature of its fusing point preroasting 5-300 minute before the raw material low pressure polyethylene chlorination of chlorination low pressure polyethylene B1 or B2.
The polymkeric substance that the preferred K value of vinyl chloride-base polymer is 55-65.
Chlorinatedpolyethylene among the present invention is formed simple, and the preparation method is simple and convenient, with low cost, utilizes its synthetic thermoplastic material to have good toughness, transparency and good fast light weather and changes performance.
Look the content of its chlorination low pressure polyethylene, can be processed into other type spares such as section bar, film, casting casting die.Because its particle is thin and even, be well suited for and adopt the dried type technology that blendes together to process, need not to add elasticizer, only need to add as requested, help to enhance the transparency enhancing processing characteristics and resistance to deterioration.
Embodiment
Embodiment 1
A kind of transparent chlorinatedpolyethylene thermoplastic materials is that 80% K value is that 55 vinyl chloride-base polymer is formed with 20% chlorinatedpolyethylene by accounting for total mass per-cent: chlorinatedpolyethylene is by two kinds of different parameter conditions
Chlorination low pressure polyethylene B1 and B2 form; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 10%, the cl content of chlorination low pressure polyethylene B1 is 37%, residual value 0, swell value are 10%, chlorination low pressure polyethylene B2 accounts for 10% of total mass, and the cl content of chlorination low pressure polyethylene B2 is 37%, residual value 50%, swell value 1%.
Embodiment 2
A kind of transparent chlorinatedpolyethylene thermoplastic materials, be that 95% K value is that 65 vinyl chloride-base polymer is formed with 5% chlorinatedpolyethylene by accounting for total mass per-cent: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 2.5%, the cl content of chlorination low pressure polyethylene B1 is 42%, residual value 30%, swell value are 70%, chlorination low pressure polyethylene B2 accounts for 2.5% of total mass, and the cl content of chlorination low pressure polyethylene B2 is 42%, residual value 70%, swell value 2%.
Embodiment 3
A kind of transparent chlorinatedpolyethylene thermoplastic materials, be that 87.5% K value is that 60 vinyl chloride-base polymer is formed with 12.5% chlorinatedpolyethylene by accounting for total mass per-cent: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 6%, the cl content of chlorination low pressure polyethylene B1 is 40%, residual value 15%, swell value are 40%, chlorination low pressure polyethylene B2 accounts for 6.5% of total mass, and the cl content of chlorination low pressure polyethylene B2 is 40%, residual value 60%, swell value 1.5%.
Embodiment 4
A kind of transparent chlorinatedpolyethylene thermoplastic materials, be that 86% K value is that 63 vinyl chloride-base polymer is formed with 14% chlorinatedpolyethylene by accounting for total mass per-cent: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: chlorination low pressure polyethylene B1 accounts for total mass
Per-cent is 6%, and the cl content of chlorination low pressure polyethylene B1 is 40%, residual value 25%, swell value are 20%, and chlorination low pressure polyethylene B2 accounts for total mass 8%, and the cl content of chlorination low pressure polyethylene B2 is 41%, residual value 60%, swell value 1%.
Embodiment 5
A kind of transparent chlorinatedpolyethylene thermoplastic materials, be that 92% K value is that 58 vinyl chloride-base polymer is formed with 8% chlorinatedpolyethylene by accounting for total mass per-cent: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 4%, the cl content of chlorination low pressure polyethylene B1 is 38%, residual value 1%, swell value are 50%, chlorination low pressure polyethylene B2 accounts for total mass 4%, and the cl content of chlorination low pressure polyethylene B2 is 38%, residual value 50%, swell value 1%.
Embodiment 6
A kind of transparent chlorinatedpolyethylene thermoplastic materials, on the basis of embodiment 1, wherein the preparation method of chlorination low pressure polyethylene B1 is with density 0.940g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 0.1g/10min is to feed chlorine reaction in 10% hydrochloric acid soln to make in aqeous suspension or in concentration, the amount of hydrochloric acid medium be institute's input low pressure polyethylene amount 3-30 doubly.Wherein chlorination begins 50 ℃ of temperature, and the chlorination end temp is 120 ℃; The preparation method of chlorination low pressure polyethylene B2 is to be 0.955g/c m with density
3, melting index MFI190/5 is the low pressure polyethylene of 20g/10min, at aqeous suspension or in concentration is 10% hydrochloric acid solution, feeds chlorine reaction and makes, wherein to begin temperature be 50 ℃ in chlorination, the chlorination end temp is 110 ℃.
Embodiment 7
A kind of transparent chlorinatedpolyethylene thermoplastic materials, on the basis of embodiment 2, wherein the preparation method of chlorination low pressure polyethylene B1 is with density 0.955g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 5g/10min feeds chlorine reaction and makes in aqeous suspension or in concentration 35% hydrochloric acid soln, chlorine wherein
Melt 100 ℃ of beginning temperature, the chlorination end temp is 130 ℃; The preparation method of chlorination low pressure polyethylene B2 is to be 0.965g/c m with density
3, melting index MFI190/5 is the low pressure polyethylene of 65g/10min, at aqeous suspension or in concentration is 35% hydrochloric acid solution, add account for the silicone oil of liquid mass than 2% silicic acid and 1% after, the feeding chlorine reaction makes, wherein to begin temperature be 100 in chlorination, and the chlorination end temp is 120 ℃.
Embodiment 8
A kind of transparent chlorinatedpolyethylene thermoplastic materials, on the basis of embodiment 3, the preparation method of chlorination low pressure polyethylene B1 is with density 0.950g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 2.5g/10min was 100 ℃ of preroastings 300 minutes
, thenIn aqeous suspension or in concentration is to feed chlorine reaction in 22.5% hydrochloric acid soln to make, and wherein chlorination begins 75 ℃ of temperature, and the chlorination end temp is 125 ℃; The preparation method of described chlorination low pressure polyethylene B2 is to be 0.960g/c m with density
3, melting index MFI190/5 is that the low pressure polyethylene of 40g/10min was 110 ℃ of preroastings 200 minutes, then at aqeous suspension or in concentration is 22.5% hydrochloric acid solution, add account for the silicone oil of liquid mass than 1% silicic acid and 0.5% after, the feeding chlorine reaction makes, wherein to begin temperature be 75 in chlorination, and the chlorination end temp is 115 ℃.
Embodiment 9
A kind of transparent chlorinatedpolyethylene thermoplastic materials, on the basis of embodiment 4, the preparation method of chlorination low pressure polyethylene B1 is with density 0.945g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 0.3g/10min was 115 ℃ of preroastings 150 minutes, be to feed chlorine reaction in 20% hydrochloric acid soln to make in aqeous suspension or in concentration then, wherein chlorination begins 70 ℃ of temperature, and the chlorination end temp is 123 ℃; The preparation method of described chlorination low pressure polyethylene B2 is to be 0.958g/c m with density
3, melting index MFI190/5 is that the low pressure polyethylene of 55g/10min was 120 ℃ of preroastings 100 minutes, then at aqeous suspension or in concentration is 22% hydrochloric acid solution, add account for the silicone oil of liquid mass than 1.5% silicic acid and 0.6% after, the feeding chlorine reaction makes, wherein to begin temperature be 70 in chlorination, and the chlorination end temp is 116 ℃.
Embodiment 10
A kind of transparent chlorinatedpolyethylene thermoplastic materials, on the basis of embodiment 5, the preparation method of chlorination low pressure polyethylene B1 is with density 0.952g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 0.35g/10min was 120 ℃ of preroastings 80 minutes, be to feed chlorine reaction in 15% hydrochloric acid soln to make in aqeous suspension or in concentration then, wherein chlorination begins 90 ℃ of temperature, and the chlorination end temp is 128 ℃; The preparation method of described chlorination low pressure polyethylene B2 is to be 0.962g/c m with density
3, melting index MFI190/5 is that the low pressure polyethylene of 40g/10min was 125 ℃ of preroastings 5 minutes, then at aqeous suspension or in concentration is 16% hydrochloric acid solution, add account for the silicone oil of liquid mass than 1.2% silicic acid and 0.4% after, the feeding chlorine reaction makes, wherein to begin temperature be 90 in chlorination, and the chlorination end temp is 118 ℃.
Above embodiment only is a part preferred version of the present invention; within protection scope of the present invention; those skilled in the art are reassembled into above-mentioned each technical characterictic other technical scheme fully; perhaps select other identical or close methods for preparing chlorinatedpolyethylene for use; but realize the same same technical problem that solves with this programme; realize identical effect, therefore identical with this programme substance, all fall within the protection domain of this programme.
Claims (6)
1. transparent chlorinatedpolyethylene thermoplastic materials, it is characterized in that form by accounting for vinyl chloride-base polymer that total mass per-cent is 80-95% and the chlorinatedpolyethylene of 5-20%: described chlorinatedpolyethylene is made up of the chlorination low pressure polyethylene B1 and the B2 of two kinds of different parameter conditions; Wherein: the per-cent that chlorination low pressure polyethylene B1 accounts for total mass is 2.5-10%, the cl content of chlorination low pressure polyethylene B1 is that 37%-42%, residual value 0-30%, swell value are 10%-70%, chlorination low pressure polyethylene B2 accounts for the 2.5-10% of total mass, and the cl content of chlorination low pressure polyethylene B2 is 37%-42%, residual value 50-70%, swell value 1-2%.
2. transparent chlorinatedpolyethylene thermoplastic materials according to claim 1 is characterized in that: described vinyl chloride-base polymer mass ratio is 86-92%; The weight ratio of chlorination low pressure polyethylene B1 is 4-7%, and cl content is 38%-40%, residual value 0-25%, swell value 20%-50%; Chlorination low pressure polyethylene B2 weight ratio is 4-7%, and cl content is 38%-41%, residual 50-60%, swell value 1%.
3. transparent chlorinatedpolyethylene thermoplastic materials according to claim 2 is characterized in that: the preparation method of described chlorination low pressure polyethylene B1 is with density 0.940-0.955g/cm
3, melting index MFI190/5 is that the low pressure polyethylene of 0.1-5g/10min is to feed chlorine reaction in the 10%-35% hydrochloric acid soln to make in aqeous suspension or in concentration, wherein chlorination begins temperature 50-100 ℃, the chlorination end temp is 120-130 ℃; The preparation method of described chlorination low pressure polyethylene B2 is to be 0.955-0.965g/c m with density
3, melting index MFI190/5 is the low pressure polyethylene of 20-65g/10min, at aqeous suspension or in concentration is in the hydrochloric acid solution of 10%-35%, add account for the silicone oil of liquid mass than the silicic acid of 0-2% and 0-1% after, the feeding chlorine reaction makes, wherein to begin temperature be 50-100 in chlorination, and the chlorination end temp is 110-120 ℃.
4. transparent chlorinatedpolyethylene thermoplastic materials according to claim 3 is characterized in that: the low pressure polyethylene melting index MFI190/5 among the described chlorination low pressure polyethylene B1 preparation method is 0.3-0.35g/10min, and chlorination begins temperature 70-90 ℃; Low pressure polyethylene melting index MFI190/5 among the described chlorination low pressure polyethylene B2 preparation method is 40-55g/10min.
5. according to claim 3 or 4 described transparent chlorinatedpolyethylene thermoplastic materialss, it is characterized in that: be not less than 100 ℃, be not higher than under the temperature of its fusing point preroasting 5-300 minute before the raw material low pressure polyethylene chlorination of described chlorination low pressure polyethylene B1 or B2.
6. according to the described transparent chlorinatedpolyethylene thermoplastic materials of the arbitrary claim of 1-4, it is characterized in that: the K value of vinyl chloride-base polymer is 55-65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110195578 CN102260397B (en) | 2011-07-13 | 2011-07-13 | Transparent chlorinated polyethylene thermoplastic material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110195578 CN102260397B (en) | 2011-07-13 | 2011-07-13 | Transparent chlorinated polyethylene thermoplastic material |
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| CN102260397A true CN102260397A (en) | 2011-11-30 |
| CN102260397B CN102260397B (en) | 2013-03-06 |
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| CN 201110195578 Expired - Fee Related CN102260397B (en) | 2011-07-13 | 2011-07-13 | Transparent chlorinated polyethylene thermoplastic material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187155A (en) * | 2017-05-10 | 2017-09-22 | 杭州明日软包装有限公司 | A kind of bloom plating aluminum sheet and preparation method thereof |
| CN113501900A (en) * | 2021-06-24 | 2021-10-15 | 汇智工程科技股份有限公司 | Method for preparing chlorinated polyethylene by dilute acid phase method |
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| US6204334B1 (en) * | 1998-03-31 | 2001-03-20 | The B. F. Goodrich Company | Blocky chlorinated polyolefins, process for making and use as impact modifier compatibilizer for PVC or CPVC |
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- 2011-07-13 CN CN 201110195578 patent/CN102260397B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767823A (en) * | 1984-12-05 | 1988-08-30 | The Dow Chemical Company | Halogenated ethylene polymers with improved resistance to agglomeration |
| US5446064A (en) * | 1993-03-30 | 1995-08-29 | Mitsubishi Chemical Mkv Company | Thermoplastic elastomer composition |
| US6204334B1 (en) * | 1998-03-31 | 2001-03-20 | The B. F. Goodrich Company | Blocky chlorinated polyolefins, process for making and use as impact modifier compatibilizer for PVC or CPVC |
| US20030050402A1 (en) * | 2001-09-06 | 2003-03-13 | Dupont Dow Elastomers L.L.C. | Impact resistant rigid PVC compositions using hydrocarbon rubbers and chlorinated polyethylene as impact modifiers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187155A (en) * | 2017-05-10 | 2017-09-22 | 杭州明日软包装有限公司 | A kind of bloom plating aluminum sheet and preparation method thereof |
| CN113501900A (en) * | 2021-06-24 | 2021-10-15 | 汇智工程科技股份有限公司 | Method for preparing chlorinated polyethylene by dilute acid phase method |
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| CN102260397B (en) | 2013-03-06 |
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