CN1238427C - Anti strongly basic liner material in use for packing and fabricating method - Google Patents
Anti strongly basic liner material in use for packing and fabricating method Download PDFInfo
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- CN1238427C CN1238427C CN 200310111963 CN200310111963A CN1238427C CN 1238427 C CN1238427 C CN 1238427C CN 200310111963 CN200310111963 CN 200310111963 CN 200310111963 A CN200310111963 A CN 200310111963A CN 1238427 C CN1238427 C CN 1238427C
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- lining material
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Abstract
The present invention relates to an inner lining material with strong basicity resistance for packing, which is prepared from 76.00 to 86.37 wt% of polyamide, 7.40 to 13.61 wt% of polyethylene, 0.18 to 0.71 wt% of crosslinking agent, 4.58 to 9.17 wt% of polymerizing agent and 0.90 to 1.77 wt% of concentrating agent. The preparation method comprises the following steps: the polyamide and the polyethylene are mixed; then, the crosslinking agent, the polymerizing agent and the concentrating agent are mixed at a high speed; the mixture is discharged for cooling and put into extrusion moulding equipment. The present invention has the advantages of novel components, scientific proportioning, simple preparation and good performance; the high barrier property, the high stability, the melting resistance, the penetration resistance, the strong basicity resistance and the strong corrosivity resistance of the inner lining material completely accord with the requirements for packaging chemicals with strong basicity; the inner lining material is a novel packing material capable of being safely prepared, safely used and substituting glass bottles or aluminum bottles and is favorable to environment protection; the inner lining material can be used as a superior inner lining material and can be widely used for preparing various packaging containers of organophosphorus pesticide, alkaline chemicals in high concentrations and fine chemical products.
Description
Technical field the present invention relates to the laminating material used for the extra package purpose, especially relates to anti-strong basicity inner lining material of a kind of packaging and preparation method thereof.
The existing strong basicity chemical packaging vessel of background technology is vial or aluminum bottle mostly.Vial is easily broken and deadweight is heavier, has the hidden danger of contaminate environment, increase transportation cost, and aluminum bottle price is too high, is difficult to a large amount of employings.
Summary of the invention is the defective that remedies prior art, and the present invention proposes anti-strong basicity inner lining material of a kind of packaging and preparation method thereof, and the technical scheme of employing is as follows respectively:
The anti-strong basicity inner lining material of this packaging is characterized in that component and weight percent thereof are:
Polymeric amide 76.00～86.37%;
Polyethylene 7.40～13.61%;
Linking agent POS100 0.18～0.71%;
Polymerizing agent Si220 4.58～9.17%;
Reducing agent 0.90～1.77%.
Above-mentioned polymeric amide is main base-material, its molecular chain density height, have high barrier, high stability, anti-dissolving property, permeability resistance and alkali-resistivity, especially the effect that has anti-highly basic chemical liquid corrosion, but, the polymeric amide of employing 100% is as the inner lining material of sole binder preparation, and going out at double-layer coextrusion with cladding material can not moulding in the blow-moulding process.
Above-mentioned polyethylene is auxiliary base-material, has the resistance to acid effect, especially with after polymeric amide combines, can increase the high-density barrier, can make inner lining material and cladding material go out moulding in the blow-moulding process, and keep molten mutually with molecule matter at double-layer coextrusion, strengthen the degree of fiting of the inside and outside layer of finished product, be not subjected under the external force collision situation, can delamination, and improve carrying capacity, the anti-drop performance of finished product.
Above-mentioned linking agent POS100 is an auxiliary agent, the temperature that polymeric amide bears in the inner lining material moulding process is higher than polyethylene, at high temperature the cladding material polyethylene presents glassy crystal attitude, be difficult to moulding, and lack intermediary when intersecting with the polymeric amide molecule, add linking agent, can make polymeric amide and poly molecular chain be evenly distributed crosslinked fusion.
Above-mentioned polymerizing agent Si220 is an auxiliary agent, has to increase anti-dissolving property, permeability resistance, anti-strong basicity, improves the effect of barrier, stability.
Above-mentioned reducing agent also is an auxiliary agent, has stable washing shrinkage, and the effect of strongthener density adds reducing agent, can make between polymeric amide and the poly molecular chain not have the gap.
Add above-mentioned three kinds of auxiliary agents, can carry out comprehensive modification to polymeric amide, polyethylene base-material handles, both can make inner lining material and cladding material go out moulding in the blow-moulding process, and can not reduce the original high barrier of polyamide matrix, high stability, characteristics such as anti-dissolving property, permeability resistance and alkali-resistivity again at double-layer coextrusion.
The further feature of the anti-strong basicity inner lining material of this packaging is:
Above-mentioned polymeric amide can be a polymeric amide-6, also can be polymeric amide-66, can also be polymeric amide-9.
Above-mentioned polyethylene can be a high density polyethylene(HDPE), also can be medium-density polyethylene, can also be new LDPE (film grade).
Above-mentioned linking agent POS100 is the phase solvent POS100 that river port, riverhead, Guangdong Province plastic plant produced is sold.
Above-mentioned polymerizing agent Si220 is the poly-agent Si220 of silicon that Industrial Co., Ltd.'s production and sales are closed in Shuande, Guangdong Province three.
The preparation method of the anti-strong basicity inner lining material of this packaging is characterized in that following operation is arranged successively:
(1) polymeric amide and polyethylene are mixed according to the weight percent input high-speed mixer of setting, built-in temperature is 60～80 ℃, and rotating speed is 80～120 rev/mins, and be 1～2 minute working time;
(2) again linking agent POS100, polymerizing agent Si220 and reducing agent are carried out high-speed mixing according to the weight percent input high-speed mixer of setting, rotating speed is 700～860 rev/mins, and be 25～35 minutes working time;
(3) blowing enters cooling mixing machine and cools off, and rotating speed is 50～100 rev/mins, and be 5～10 minutes working time;
(4) discharging promptly obtains required powder material;
(5) with above-mentioned powder material metering, send into the sheet material extrusion equipment and make finished product, Heating temperature is 260～280 ℃.
Adopt the preparation method that the packaging vessel of anti-strong basicity inner lining material is arranged of the present invention, following operation arranged successively:
(1) polymeric amide and polyethylene are mixed according to the weight percent input high-speed mixer of setting, built-in temperature is 60～80 ℃, and rotating speed is 80～120 rev/mins, and be 1～2 minute working time;
(2) again linking agent POS100, polymerizing agent Si220 and reducing agent are carried out high-speed mixing according to the weight percent input high-speed mixer of setting, rotating speed is 700～860 rev/mins, and be 25～35 minutes working time;
(3) blowing enters cooling mixing machine and cools off, and rotating speed is 50～100 rev/mins, and be 5～10 minutes working time;
(4) discharging promptly obtains required anti-strong basicity inner lining material powder material;
(5) the cladding material powder material with above-mentioned powder material and adapted measures respectively, send into double-layer coextrusion and go out the packaging vessel that apparatus for blow moulding makes anti-strong basicity inner lining material, the Heating temperature of inner lining material is 260～280 ℃, and the Heating temperature of cladding material is 170～190 ℃.
The experiment of many factor method of design is adopted in the compound assembly of the selected various materials of the present invention, and orthogonal experimental design method is determined component and weight percent thereof.Beneficial effect against existing technologies is, the component novelty, and the batching science, preparation is simple, excellent property.Its high barrier, high stability, anti-dissolving property, permeability resistance, anti-strong basicity and anti-severe corrosive; meet the packing instructions of strong basicity chemical fully, be a kind ofly can prepare safely, safe handling, instead of glass bottle or aluminum bottle and help the new packaging material of environment protection.Can be used as good inner lining material, be widely used in the packaging vessel of preparation multiple organophosphorus pesticide, high density bases chemical and fine chemistry industry goods.
Embodiment
The anti-strong basicity inner lining material of this packaging is characterized in that component and weight percent thereof are:
Polymeric amide-6 80.0%;
Polyethylene 10.0%;
Linking agent POS100 0.5%;
Polymerizing agent Si220 8.0%;
Reducing agent 1.5%.
The preparation method of the anti-strong basicity inner lining material of this packaging is characterized in that following operation is arranged successively:
(1) polymeric amide-6 and polyethylene are mixed according to the weight percent input high-speed mixer of setting, built-in temperature is 70 ℃, and rotating speed is 100 rev/mins, and be 1.5 minutes working time;
(2) again linking agent POS100, polymerizing agent Si220 and reducing agent are carried out high-speed mixing according to the weight percent input high-speed mixer of setting, rotating speed is 800 rev/mins, and be 30 minutes working time;
(3) blowing enters cooling mixing machine and cools off, and rotating speed is 75 rev/mins, and be 8 minutes working time;
(4) discharging promptly obtains required powder material;
(5) with above-mentioned powder material metering, send into the sheet material extrusion equipment and make finished product, Heating temperature is 270 ℃.
After testing, the anti-strong basicity inner lining material technical indicator that makes meets service requirements, on probation showing, the double casing container with this anti-strong basicity inner lining material is made is subjected to the approval of multiple organophosphorus pesticide, high density bases chemical and fine chemistry industry manufacturing firm.
Claims (8)
1, the anti-strong basicity inner lining material of a kind of packaging is characterized in that component and weight percent thereof are:
Polymeric amide 76.00～86.37%;
Polyethylene 7.40～13.61%;
Linking agent POS100 0.18～0.71%;
Polymerizing agent Si220 4.58～9.17%;
Reducing agent 0.90～1.77%.
2, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polymeric amide is a polymeric amide-6.
3, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polymeric amide is a polymeric amide-66.
4, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polymeric amide is a polymeric amide-9.
5, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polyethylene is a high density polyethylene(HDPE).
6, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polyethylene is a medium-density polyethylene.
7, the anti-strong basicity inner lining material of packaging as claimed in claim 1 is characterized in that above-mentioned polyethylene is a new LDPE (film grade).
8, the preparation method of the anti-strong basicity inner lining material of a kind of packaging is characterized in that following operation is arranged successively:
(1), polymeric amide and polyethylene dropped into high-speed mixer according to the weight percent of setting mix, built-in temperature is 60～80 ℃, rotating speed is 80～120 rev/mins, be 1～2 minute working time;
(2), again linking agent, polymerizing agent and reducing agent are dropped into high-speed mixer according to the weight percent of setting and carry out high-speed mixing, rotating speed is 700～860 rev/mins, be 25～35 minutes working time;
(3), blowing enters cooling mixing machine and cools off, rotating speed is 50～100 rev/mins, be 5～10 minutes working time;
(4), discharging, promptly obtain required powder material;
(5), with the metering of above-mentioned powder material, send into the sheet material extrusion equipment and make finished product, Heating temperature is 260～280 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111963 CN1238427C (en) | 2003-10-28 | 2003-10-28 | Anti strongly basic liner material in use for packing and fabricating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111963 CN1238427C (en) | 2003-10-28 | 2003-10-28 | Anti strongly basic liner material in use for packing and fabricating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1539881A CN1539881A (en) | 2004-10-27 |
| CN1238427C true CN1238427C (en) | 2006-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310111963 Expired - Fee Related CN1238427C (en) | 2003-10-28 | 2003-10-28 | Anti strongly basic liner material in use for packing and fabricating method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1238427C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394156B (en) * | 2018-02-15 | 2021-03-23 | 东莞市富默克化工有限公司 | Liquid chemical packaging film and preparation method and application thereof |
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- 2003-10-28 CN CN 200310111963 patent/CN1238427C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1539881A (en) | 2004-10-27 |
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| 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 | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060125 Termination date: 20091130 |