CN108485220A - A kind of low temperature resistant fresh fruit packaging material and preparation method thereof - Google Patents
A kind of low temperature resistant fresh fruit packaging material and preparation method thereof Download PDFInfo
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- CN108485220A CN108485220A CN201810413232.8A CN201810413232A CN108485220A CN 108485220 A CN108485220 A CN 108485220A CN 201810413232 A CN201810413232 A CN 201810413232A CN 108485220 A CN108485220 A CN 108485220A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of low temperature resistant fresh fruit packaging material and preparation method thereof, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：60 100 parts of polycaprolactone, 45 50 parts of polymethyl, 10 20 parts of tributyl 2-acetylcitrate, 8 13 parts of silicon gel, 36 parts of butyl titanate, 5 13 parts of polyvinyl alcohol, 3 12 parts of polyethylene wax powder, 6 14 parts of polyvinylidene chloride, 6 12 parts of isopropyl stearic acid oxygen base aluminum acid ester, 13 parts of sodium carboxymethylcellulose, 5 10 parts of diatomite, 6 12 parts of mica powder, 13 parts of crosslinking agent, 15 parts of coupling agent, 27 parts of toughener, 26 parts of accelerating agent.The packaging material is dedicated for packing fresh fruit, and it is with good resistance to low temperature.
Description
Technical field
The invention belongs to field of packaging material, more particularly to a kind of low temperature resistant fresh fruit packaging material and its preparation side
Method.
Background technology
It is well known that fresh fruit must be freezed before sale, be stored, to extend its freshness date, and freezing
Cheng Zhong, grape, orange, apple etc. are required to be packed using packaging material.Currently, the performance of existing plastic package material is equal
It is poor, it is easy to be influenced by outside environmental elements in use, breakage easily occurs when too low especially with environment temperature,
To affect the use of packaging product, thus fresh fruit packaging material necessarily requires have higher resistance to low temperature.
Invention content
The object of the present invention is to provide a kind of low temperature resistant fresh fruit packaging material and preparation method thereof, the low temperature resistant fresh fruit packagings
The resistance to low temperature of material is good.
To achieve the above object, the present invention provides the following technical solutions：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：60-100 parts of polycaprolactone, poly- methyl
45-50 parts of propylene, 10-20 parts of tributyl 2-acetylcitrate, 8-13 parts of silicon gel, 3-6 parts of butyl titanate, polyvinyl alcohol
5-13 parts, 3-12 parts of polyethylene wax powder, 6-14 parts of polyvinylidene chloride, 6-12 parts of isopropyl stearic acid oxygen base aluminum acid ester, carboxylic
1-3 parts of sodium carboxymethylcellulose pyce, 5-10 parts of diatomite, 6-12 parts of mica powder, 1-3 parts of crosslinking agent, 1-5 parts of coupling agent, toughener 2-7
Part, 2-6 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：80 parts of polycaprolactone gathers
48 parts of metering system, 13 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 5 parts of butyl titanate, 11 parts of polyvinyl alcohol,
10 parts of polyethylene wax powder, 10 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, sodium carboxymethylcellulose 1
Part, 7 parts of diatomite, 7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, 3 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：100 parts of polycaprolactone,
50 parts of polymethyl, 15 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 5 parts of butyl titanate, 7 parts of polyvinyl alcohol,
6 parts of polyethylene wax powder, 8 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 3 parts of sodium carboxymethylcellulose,
8 parts of diatomite, 7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 4 parts of toughener, 3 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：90 parts of polycaprolactone gathers
45 parts of metering system, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, 4 parts of butyl titanate, 9 parts of polyvinyl alcohol gather
12 parts of ethylene wax powder, 9 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 2 parts of sodium carboxymethylcellulose, silicon
5 parts of diatomaceous earth, 8 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, 3 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：100 parts of polycaprolactone,
50 parts of polymethyl, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, 5 parts of butyl titanate, polyvinyl alcohol 10
Part, 10 parts of polyethylene wax powder, 11 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, sodium carboxymethylcellulose
2 parts, 7 parts of diatomite, 9 parts of mica powder, 1.6 parts of crosslinking agent, 3 parts of coupling agent, 6 parts of toughener, 6 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：90 parts of polycaprolactone gathers
45 parts of metering system, 16 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 4 parts of butyl titanate, 9 parts of polyvinyl alcohol gather
11 parts of ethylene wax powder, 10 parts of polyvinylidene chloride, 9 parts of isopropyl stearic acid oxygen base aluminum acid ester, 1 part of sodium carboxymethylcellulose,
5 parts of diatomite, 8 parts of mica powder, 2 parts of crosslinking agent, 2 parts of coupling agent, 6 parts of toughener, 2 parts of accelerating agent.
Preferably, the low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：80 parts of polycaprolactone gathers
50 parts of metering system, 18 parts of tributyl 2-acetylcitrate, 13 parts of silicon gel, 6 parts of butyl titanate, 9 parts of polyvinyl alcohol gather
11 parts of ethylene wax powder, 12 parts of polyvinylidene chloride, 10 parts of isopropyl stearic acid oxygen base aluminum acid ester, 2 parts of sodium carboxymethylcellulose,
8 parts of diatomite, 8 parts of mica powder, 3 parts of crosslinking agent, 5 parts of coupling agent, 6 parts of toughener, 3 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Compared with prior art, the beneficial effects of the invention are as follows：
Packaging material in the present invention is also added with silicon gel, gathers in addition to comprising polycaprolactone and polymethyl
The raw material components such as vinyl alcohol, polyethylene wax powder, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose, by reasonable
Raw material components are added, good resistance to low temperature is made it have, is particularly suitable for fresh fruit and more lowly packs freezing in temperature.
Specific implementation mode
With reference to the embodiment technical solution that the present invention will be described in detail, but protection domain is not limited thereto.
Embodiment one：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：60 parts of polycaprolactone, polymethyl
45 parts, 10 parts of tributyl 2-acetylcitrate, 8 parts of silicon gel, 3 parts of butyl titanate, 5 parts of polyvinyl alcohol, polyethylene wax powder 3
Part, 6 parts of polyvinylidene chloride, 6 parts of isopropyl stearic acid oxygen base aluminum acid ester, 1 part of sodium carboxymethylcellulose, 5 parts of diatomite, cloud
6 parts of female powder, 1 part of crosslinking agent, 1 part of coupling agent, 2 parts of toughener, 2 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment two：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：100 parts of polycaprolactone, polymethyl
50 parts, 20 parts of tributyl 2-acetylcitrate, 13 parts of silicon gel, 6 parts of butyl titanate, 13 parts of polyvinyl alcohol, polyethylene wax
12 parts of powder, 14 parts of polyvinylidene chloride, 12 parts of isopropyl stearic acid oxygen base aluminum acid ester, 3 parts of sodium carboxymethylcellulose, diatomite
10 parts, 12 parts of mica powder, 3 parts of crosslinking agent, 5 parts of coupling agent, 7 parts of toughener, 6 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment three：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：80 parts of polycaprolactone, polymethyl
48 parts, 13 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 5 parts of butyl titanate, 11 parts of polyvinyl alcohol, polyethylene wax
10 parts of powder, 10 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 1 part of sodium carboxymethylcellulose, diatomite 7
Part, 7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, 3 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Example IV：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：100 parts of polycaprolactone, polymethyl
50 parts, 15 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 5 parts of butyl titanate, 7 parts of polyvinyl alcohol, polyethylene wax powder
6 parts, 8 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 3 parts of sodium carboxymethylcellulose, 8 parts of diatomite,
7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 4 parts of toughener, 3 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment five：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：90 parts of polycaprolactone, polymethyl
45 parts, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, 4 parts of butyl titanate, 9 parts of polyvinyl alcohol, polyethylene wax powder
12 parts, 9 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 2 parts of sodium carboxymethylcellulose, 5 parts of diatomite,
8 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, 3 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment six：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：100 parts of polycaprolactone, polymethyl
50 parts, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, 5 parts of butyl titanate, 10 parts of polyvinyl alcohol, polyethylene wax
10 parts of powder, 11 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, 2 parts of sodium carboxymethylcellulose, diatomite 7
Part, 9 parts of mica powder, 1.6 parts of crosslinking agent, 3 parts of coupling agent, 6 parts of toughener, 6 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment seven：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：90 parts of polycaprolactone, polymethyl
45 parts, 16 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, 4 parts of butyl titanate, 9 parts of polyvinyl alcohol, polyethylene wax powder
11 parts, 10 parts of polyvinylidene chloride, 9 parts of isopropyl stearic acid oxygen base aluminum acid ester, 1 part of sodium carboxymethylcellulose, diatomite 5
Part, 8 parts of mica powder, 2 parts of crosslinking agent, 2 parts of coupling agent, 6 parts of toughener, 2 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Embodiment eight：
A kind of low temperature resistant fresh fruit packaging material includes the raw material of following parts by weight：80 parts of polycaprolactone, polymethyl
50 parts, 18 parts of tributyl 2-acetylcitrate, 13 parts of silicon gel, 6 parts of butyl titanate, 9 parts of polyvinyl alcohol, polyethylene wax powder
11 parts, 12 parts of polyvinylidene chloride, 10 parts of isopropyl stearic acid oxygen base aluminum acid ester, 2 parts of sodium carboxymethylcellulose, diatomite 8
Part, 8 parts of mica powder, 3 parts of crosslinking agent, 5 parts of coupling agent, 6 parts of toughener, 3 parts of accelerating agent.
The preparation method of the low temperature resistant fresh fruit packaging material, includes the following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene
Wax powder, polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and stir
Mix it is uniformly mixed, wherein mixing speed be 270-280 revs/min, mixing time be 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, is slowly added
Enter silicon gel, diatomite, mica powder, stir 12-16 minutes, crosslinking agent, coupling agent, toughener, accelerating agent, stirring is added
30-40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention
Right in.
Claims (8)
1. a kind of low temperature resistant fresh fruit packaging material, which is characterized in that include the raw material of following parts by weight：Polycaprolactone 60-100
Part, 45-50 parts of polymethyl, 10-20 parts of tributyl 2-acetylcitrate, 8-13 parts of silicon gel, butyl titanate 3-6
Part, 5-13 parts of polyvinyl alcohol, 3-12 parts of polyethylene wax powder, 6-14 parts of polyvinylidene chloride, isopropyl distearyl oxygroup aluminic acid
6-12 parts of ester, 1-3 parts of sodium carboxymethylcellulose, 5-10 parts of diatomite, 6-12 parts of mica powder, 1-3 parts of crosslinking agent, coupling agent 1-5
Part, 2-7 parts of toughener, 2-6 parts of accelerating agent.
2. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：80 parts of polycaprolactone, 48 parts of polymethyl, 13 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, butyl titanate
5 parts, 11 parts of polyvinyl alcohol, 10 parts of polyethylene wax powder, 10 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester,
1 part of sodium carboxymethylcellulose, 7 parts of diatomite, 7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, accelerating agent 3
Part.
3. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：100 parts of polycaprolactone, 50 parts of polymethyl, 15 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, four fourth of metatitanic acid
5 parts of ester, 7 parts of polyvinyl alcohol, 6 parts of polyethylene wax powder, 8 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester,
3 parts of sodium carboxymethylcellulose, 8 parts of diatomite, 7 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 4 parts of toughener, accelerating agent 3
Part.
4. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：90 parts of polycaprolactone, 45 parts of polymethyl, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, butyl titanate
4 parts, 9 parts of polyvinyl alcohol, 12 parts of polyethylene wax powder, 9 parts of polyvinylidene chloride, 8 parts of isopropyl stearic acid oxygen base aluminum acid ester, carboxylic
2 parts of sodium carboxymethylcellulose pyce, 5 parts of diatomite, 8 parts of mica powder, 2 parts of crosslinking agent, 3 parts of coupling agent, 5 parts of toughener, 3 parts of accelerating agent.
5. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：100 parts of polycaprolactone, 50 parts of polymethyl, 13 parts of tributyl 2-acetylcitrate, 11 parts of silicon gel, four fourth of metatitanic acid
5 parts of ester, 10 parts of polyvinyl alcohol, 10 parts of polyethylene wax powder, 11 parts of polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester 8
Part, 2 parts of sodium carboxymethylcellulose, 7 parts of diatomite, 9 parts of mica powder, 1.6 parts of crosslinking agent, 3 parts of coupling agent, 6 parts of toughener, promotion
6 parts of agent.
6. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：90 parts of polycaprolactone, 45 parts of polymethyl, 16 parts of tributyl 2-acetylcitrate, 12 parts of silicon gel, butyl titanate
4 parts, 9 parts of polyvinyl alcohol, 11 parts of polyethylene wax powder, 10 parts of polyvinylidene chloride, 9 parts of isopropyl stearic acid oxygen base aluminum acid ester,
1 part of sodium carboxymethylcellulose, 5 parts of diatomite, 8 parts of mica powder, 2 parts of crosslinking agent, 2 parts of coupling agent, 6 parts of toughener, accelerating agent 2
Part.
7. low temperature resistant fresh fruit packaging material according to claim 1, which is characterized in that include the original of following parts by weight
Material：80 parts of polycaprolactone, 50 parts of polymethyl, 18 parts of tributyl 2-acetylcitrate, 13 parts of silicon gel, butyl titanate
6 parts, 9 parts of polyvinyl alcohol, 11 parts of polyethylene wax powder, 12 parts of polyvinylidene chloride, 10 parts of isopropyl stearic acid oxygen base aluminum acid ester,
2 parts of sodium carboxymethylcellulose, 8 parts of diatomite, 8 parts of mica powder, 3 parts of crosslinking agent, 5 parts of coupling agent, 6 parts of toughener, accelerating agent 3
Part.
8. the preparation method of the low temperature resistant fresh fruit packaging material according to any one of claim 1-7, which is characterized in that packet
Include following steps：
(1) each raw material component is weighed according to above-mentioned weight part ratio；
(2) by polycaprolactone, polymethyl, tributyl 2-acetylcitrate, butyl titanate, polyvinyl alcohol, polyethylene wax powder,
Polyvinylidene chloride, isopropyl stearic acid oxygen base aluminum acid ester and sodium carboxymethylcellulose are added in rotor blender and are stirred
Uniformly, wherein mixing speed is 270-280 revs/min, and mixing time is 18-25 minutes；
(3) rotor stirring built-in temperature is adjusted to 180-190 DEG C, mixing speed is 450-500 revs/min, has been slowly added to
Machine Silica hydrogel, diatomite, mica powder stir 12-16 minutes, and crosslinking agent, coupling agent, toughener, accelerating agent is added, and stir 30-
40 minutes, obtain material magma；
(4) the material magma in step (3) is squeezed；
(5) material obtained to extruding carries out cooling, dry, then draws high plastotype, as finished product.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110437484A (en) * | 2019-08-14 | 2019-11-12 | 淮北市菲美得环保科技有限公司 | A kind of storage fruit and vegetable packaging material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437484A (en) * | 2019-08-14 | 2019-11-12 | 淮北市菲美得环保科技有限公司 | A kind of storage fruit and vegetable packaging material and preparation method thereof |
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