CN104119484A - Hydroxypropyl methyl cellulose compound thin film material and preparation method thereof - Google Patents
Hydroxypropyl methyl cellulose compound thin film material and preparation method thereof Download PDFInfo
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- CN104119484A CN104119484A CN201410284419.4A CN201410284419A CN104119484A CN 104119484 A CN104119484 A CN 104119484A CN 201410284419 A CN201410284419 A CN 201410284419A CN 104119484 A CN104119484 A CN 104119484A
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- Prior art keywords
- parts
- film material
- vltra tears
- composite film
- preparation
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- 239000000463 material Substances 0.000 title claims abstract description 69
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000010409 thin film Substances 0.000 title abstract description 11
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 title abstract description 8
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 title abstract description 8
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 title abstract description 8
- -1 Hydroxypropyl methyl cellulose compound Chemical class 0.000 title abstract description 6
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 23
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 19
- 238000002844 melting Methods 0.000 claims abstract description 19
- 230000008018 melting Effects 0.000 claims abstract description 19
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims abstract description 17
- QGLVWTFUWVTDEQ-UHFFFAOYSA-N 2-chloro-3-methoxyphenol Chemical compound COC1=CC=CC(O)=C1Cl QGLVWTFUWVTDEQ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 210000001138 tear Anatomy 0.000 claims description 45
- 239000002131 composite material Substances 0.000 claims description 25
- 239000011159 matrix material Substances 0.000 claims description 18
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 5
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 5
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 5
- VHOMAPWVLKRQAZ-UHFFFAOYSA-N Benzyl propionate Chemical class CCC(=O)OCC1=CC=CC=C1 VHOMAPWVLKRQAZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 abstract description 3
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical compound C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 abstract 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 30
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 6
- 239000000347 magnesium hydroxide Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 229920000098 polyolefin Polymers 0.000 description 4
- 239000003513 alkali Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
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- Manufacture Of Macromolecular Shaped Articles (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a hydroxypropyl methyl cellulose compound thin film material and a preparation method thereof. The hydroxypropyl methyl cellulose compound thin film material is prepared from the following components in parts by weight: 19-24 parts of hydroxypropyl methyl cellulose, 12-17 parts of vinyl propionate, 4-6 parts of benzyl propionate, 5-10 parts of pentadiene, 4-8 parts of low density polyethylene and 3-4 parts of glutaraldehyde. The preparation method of the hydroxypropyl methyl cellulose compound thin film material comprises the following steps: melting at high temperature; mechanically extruding; pressing and moulding; and stretching the thin film and the like. The prepared hydroxypropyl methyl cellulose compound thin film material has very good corrosion resistance and can well satisfy applications in some extreme environments.
Description
Technical field
The invention belongs to polymeric material field, relate to a kind of composite film material and preparation method thereof, particularly relate to a kind of Vltra tears composite film material and preparation method thereof.
Background technology
Plastics film mostly is polyolefins material and prepares, and these polyolefins materials have extraordinary ductility and stretchiness, go under different working conditionss.Although the film that polyolefins material prepares has good stretchiness, its tolerance to soda acid under extreme acid or alkali environment is poor.Under specific sour environment or alkaline environment, contact acid and alkaloids, can corrode corresponding polyolefin film, and then affect the time of its use for a long time.Resistance to acids and bases for improving plastics film, need to reconfigure the component of thin-film material, improves the erosion resistance of the composite film material preparing.
Summary of the invention
The technical problem solving: the poor-performing of the acid-alkali-corrosive-resisting of conventional low-density polyethylene film, after Long contact time acid or alkali, the situation that polyethylene film has decomposition and condensation produces, and the problem of these existence, has limited the use of conventional low-density polyethylene film.
Technical scheme: for the problems referred to above, the invention discloses a kind of Vltra tears composite film material, described Vltra tears composite film material is comprised of according to weight ratio following composition:
19～24 parts of Vltra tearss,
12～17 parts of propionate,
4～6 parts of benzyl propionates,
5～10 parts of m-pentadienes,
4～8 parts of Low Density Polyethylenes,
3～4 parts of glutaraldehyde.
Described a kind of Vltra tears composite film material is preferably comprised of according to weight ratio following composition:
22～24 parts of Vltra tearss,
12～14 parts of propionate,
4～5 parts of benzyl propionates,
5～8 parts of m-pentadienes,
4～6 parts of Low Density Polyethylenes,
3～4 parts of glutaraldehyde.
Described a kind of Vltra tears composite film material, preparation method comprises the steps:
(1) getting Vltra tears is that 19～24 parts, propionate are that 12～17 parts, benzyl propionate are 4～6 parts, by Vltra tears, propionate, three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155～165 ℃, three kinds of materials to be stirred and melted;
(2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 5～10 parts, Low Density Polyethylene are that 4～8 parts, glutaraldehyde are 3～4 parts again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the hydroxypropylcellulose matrix material of melting;
(3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 170～180 ℃, is 180～195 ℃ between Second Region, and the 3rd interval is 195～205 ℃;
(4) the Vltra tears matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
The preparation method of described a kind of Vltra tears composite film material, step (1) is preferably heated to 160 ℃ by temperature.
The preparation method of described a kind of Vltra tears composite film material, the Vltra tears described in preparation method is preferably 22 parts.
Vltra tears composite film material of the present invention, by adding Vltra tears and propionate, effectively raises the erosion resistance of the hydroxypropyl methyl cellulose film material preparing.
Beneficial effect: preparation method of the present invention prepares hydroxypropyl methyl cellulose film material and has good anticorrosion effect, in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L, place 1h to 3h rear film material without condensation decomposing phenomenon, and conventional low-density polyethylene film is in same test, there is deformation phenomenon.
Embodiment
Embodiment 1
(1) getting Vltra tears is that 22kg, propionate are that 14kg, benzyl propionate are 5kg, by Vltra tears, propionate, three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155 ℃, three kinds of materials to be stirred and melted; (2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 8kg, Low Density Polyethylene are that 6kg, glutaraldehyde are 3kg again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the hydroxypropylcellulose matrix material of melting; (3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 170 ℃, is 190 ℃ between Second Region, and the 3rd interval is 195 ℃; (4) the Vltra tears matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
After the thin-film material of embodiment 1 is placed 3h in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L, nothing is decomposed and other change of properties.
Embodiment 2
(1) getting Vltra tears is that 24kg, propionate are that 17kg, benzyl propionate are 4kg, by Vltra tears, propionate, three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155 ℃, three kinds of materials to be stirred and melted; (2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 5kg, Low Density Polyethylene are that 4kg, glutaraldehyde are 4kg again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the hydroxypropylcellulose matrix material of melting; (3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 180 ℃, is 195 ℃ between Second Region, and the 3rd interval is 205 ℃; (4) the Vltra tears matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
After the thin-film material of embodiment 2 is placed 2h in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L, nothing is decomposed and other change of properties.
Embodiment 3
(1) getting Vltra tears is that 19kg, propionate are that 12kg, benzyl propionate are 6kg, by Vltra tears, propionate, three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155 ℃, three kinds of materials to be stirred and melted; (2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 10kg, Low Density Polyethylene are that 8kg, glutaraldehyde are 3kg again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the hydroxypropylcellulose matrix material of melting; (3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 175 ℃, is 180 ℃ between Second Region, and the 3rd interval is 200 ℃; (4) the Vltra tears matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
After the thin-film material of embodiment 3 is placed 1h in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L, nothing is decomposed and other change of properties.
Embodiment 4
(1) getting benzyl propionate is 5kg, and by three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155 ℃, three kinds of materials to be stirred and melted; (2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 8kg, Low Density Polyethylene are that 6kg, glutaraldehyde are 3kg again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the matrix material of melting; (3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 170 ℃, is 195 ℃ between Second Region, and the 3rd interval is 205 ℃; (4) matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
The thin-film material of embodiment 4 produces form and change of properties place 1h in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L after, and corrosion phenomenon is more serious.
Embodiment 5
Get low-density polyethylene film material, low-density polyethylene film material is placed to 1h in the acetum of 0.1mol/L and the magnesium hydroxide solution of 0.1mol/L, after 1h, low-density polyethylene film material corrosion phenomenon is more serious.
Claims (5)
1. a Vltra tears composite film material, is characterized in that described Vltra tears composite film material is comprised of according to weight ratio following composition:
19～24 parts of Vltra tearss,
12～17 parts of propionate,
4～6 parts of benzyl propionates,
5～10 parts of m-pentadienes,
4～8 parts of Low Density Polyethylenes,
3～4 parts of glutaraldehyde.
2. a kind of Vltra tears composite film material according to claim 1, is characterized in that described Vltra tears composite film material is comprised of according to weight ratio following composition:
22～24 parts of Vltra tearss,
12～14 parts of propionate,
4～5 parts of benzyl propionates,
5～8 parts of m-pentadienes,
4～6 parts of Low Density Polyethylenes,
3～4 parts of glutaraldehyde.
3. the preparation method of a kind of Vltra tears composite film material according to claim 1, is characterized in that the preparation method of described Vltra tears composite film material comprises the steps:
(1) getting Vltra tears is that 19～24 parts, propionate are that 12～17 parts, benzyl propionate are 4～6 parts, by Vltra tears, propionate, three kinds of material heating and meltings of benzyl propionate, being heated to temperature is after 155～165 ℃, three kinds of materials to be stirred and melted;
(2) keep temperature-resistant, to adding m-pentadiene in the mixing material in step (1), be that 5～10 parts, Low Density Polyethylene are that 4～8 parts, glutaraldehyde are 3～4 parts again, m-pentadiene, Low Density Polyethylene, glutaraldehyde are mixed with mixing material, obtain the hydroxypropylcellulose matrix material of melting;
(3) matrix material of melting is carried out to high temperature extrusion, extrusion temperature interval is: the first interval is 170～180 ℃, is 180～195 ℃ between Second Region, and the 3rd interval is 195～205 ℃;
(4) the Vltra tears matrix material after extruding is carried out to compressing tablet and stretching, prepare Vltra tears composite film material.
4. the preparation method of a kind of Vltra tears composite film material according to claim 3, is characterized in that in described preparation method, step (1) is heated to 160 ℃ by temperature.
5. the preparation method of a kind of Vltra tears composite film material according to claim 3, is characterized in that the Vltra tears described in preparation method is 22 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410284419.4A CN104119484B (en) | 2014-06-23 | 2014-06-23 | A kind of hydroxypropyl methyl cellulose composite film material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410284419.4A CN104119484B (en) | 2014-06-23 | 2014-06-23 | A kind of hydroxypropyl methyl cellulose composite film material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN104119484A true CN104119484A (en) | 2014-10-29 |
| CN104119484B CN104119484B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265753A (en) * | 2018-08-21 | 2019-01-25 | 浙江理工大学 | A kind of hydroxypropyl methyl cellulose packaging material and preparation method thereof that water solubility is controllable |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03166232A (en) * | 1989-10-05 | 1991-07-18 | Biodata Oy | Biodegradable film for coxer and its manufacture |
| JP2002128138A (en) * | 1991-04-05 | 2002-05-09 | Rhone Poulenc Agriculture Ltd | Water-soluble package |
| CN103265730A (en) * | 2013-05-23 | 2013-08-28 | 苏州富通高新材料科技股份有限公司 | Degradable film containing starch and preparation method of degradable film |
| CN103273699A (en) * | 2013-05-21 | 2013-09-04 | 昆山好利达包装有限公司 | Antimicrobial milk powder packaging film |
-
2014
- 2014-06-23 CN CN201410284419.4A patent/CN104119484B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03166232A (en) * | 1989-10-05 | 1991-07-18 | Biodata Oy | Biodegradable film for coxer and its manufacture |
| JP2002128138A (en) * | 1991-04-05 | 2002-05-09 | Rhone Poulenc Agriculture Ltd | Water-soluble package |
| CN103273699A (en) * | 2013-05-21 | 2013-09-04 | 昆山好利达包装有限公司 | Antimicrobial milk powder packaging film |
| CN103265730A (en) * | 2013-05-23 | 2013-08-28 | 苏州富通高新材料科技股份有限公司 | Degradable film containing starch and preparation method of degradable film |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265753A (en) * | 2018-08-21 | 2019-01-25 | 浙江理工大学 | A kind of hydroxypropyl methyl cellulose packaging material and preparation method thereof that water solubility is controllable |
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| CN104119484B (en) | 2016-10-05 |
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