CN109354795A - A kind of uvioresistant PVC heat shrink films and preparation method thereof - Google Patents
A kind of uvioresistant PVC heat shrink films and preparation method thereof Download PDFInfo
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- CN109354795A CN109354795A CN201811075806.1A CN201811075806A CN109354795A CN 109354795 A CN109354795 A CN 109354795A CN 201811075806 A CN201811075806 A CN 201811075806A CN 109354795 A CN109354795 A CN 109354795A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3472—Five-membered rings
- C08K5/3475—Five-membered rings condensed with carbocyclic rings
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 80-110 parts of polyvinyl chloride resin, 8-14 parts of adipic acid, 2-6 parts of isocyanates, 42-45 parts of ethylene-vinyl acetate copolymer, 10-13 parts of poly(4-methyl-1-pentene), 2-5 parts of nanoscale vermiculite power, 4-8 parts of urea, 2.5-4 parts of butyl stearate, 1-3 parts of aliphatic ester, 2-3.5 parts of pentaerythrite, 1-5 parts of auxiliary agent, 2-5 parts of lubricant, 1-4 parts of plasticizer, 2.5-6 parts of antioxidant, 15-25 parts of nano-titanium dioxide, 5-15 parts of ultraviolet absorbing agent.PVC heat shrink films of the invention, the transparency is good, it is uniformly and environmentally friendly to shrink；PVC heat shrink films of the invention, joined nano-titanium dioxide and ultraviolet absorbing agent, have excellent anti-ultraviolet property.
Description
Technical field
The present invention relates to packaging shrink film field, specially a kind of uvioresistant PVC heat shrink films.
Background technique
Heat shrink films are used for the sale and transport of various products, and main function is to consolidate, cover and protect product.It shrinks
Film must paracentesis resistance with higher, good shrinkage and certain shrinkage stress.In contraction process, film cannot be produced
Raw hole.In heat shrink films, the relatively broad PVC heat shrink films intensity of purposes is high, and elastic pulling force is big, to any geometry
Commodity can wrap, and can avoid tying up the damage caused by commodity, there is good loosening, rain-proof, dust-proof, antitheft etc.
Effect；PVC shrink film is widely used in wine product, food, sporting goods, sterilizing dinnerware, electronic apparatus, daily necessities, craftwork, guarantor
The packaging for building product, audio-visual product, drug, stationery, toy, portal, plastic cement hardware, glass ceramics etc. all kinds of commodity, makes outside it
The distincter beauty of shape improves product packaging class, to product rise it is dust-proof, the protective effects such as recklessly spend.It is ideal at present
Film packing material.However existing PVC heat shrink films service life is not grown, and aging is easy, and is unable to undergo hardships attack and the sun
Exposure, surface is easy cracking, therefore we are badly in need of researching and developing a kind of PVC heat shrink films with excellent anti-ultraviolet property.
Summary of the invention
The purpose of the present invention is to provide a kind of uvioresistant PVC heat shrink films.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 80-110 parts of polyvinyl chloride resin, oneself two
It is 8-14 parts sour, 2-6 parts of isocyanates, 42-45 parts of ethylene-vinyl acetate copolymer, 10-13 parts of poly(4-methyl-1-pentene), nanometer
Grade 2-5 parts of vermiculite power, 4-8 parts of urea, 2.5-4 parts of butyl stearate, 1-3 parts of aliphatic ester, 2-3.5 parts of pentaerythrite, auxiliary agent
1-5 parts, 2-5 parts of lubricant, 1-4 parts of plasticizer, 2.5-6 parts of antioxidant, 15-25 parts of nano-titanium dioxide, ultraviolet absorbing agent
5-15 parts.
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 110 parts of polyvinyl chloride resin, oneself
8 parts of diacid, 6 parts of isocyanates, 42 parts of ethylene-vinyl acetate copolymer, 13 parts of poly(4-methyl-1-pentene), nanoscale vermiculite power 2
Part, 8 parts of urea, 2.5 parts of butyl stearate, 3 parts of aliphatic ester, 2 parts of pentaerythrite, 5 parts of auxiliary agent, 2 parts of lubricant, plasticizer 1
Part, 6 parts of antioxidant, 15 parts of nano-titanium dioxide, 15 parts of ultraviolet absorbing agent.
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 100 parts of polyvinyl chloride resin, oneself
10 parts of diacid, 5 parts of isocyanates, 43 parts of ethylene-vinyl acetate copolymer, 12 parts of poly(4-methyl-1-pentene), nanoscale vermiculite power
3 parts, 5 parts of urea, 3 parts of butyl stearate, 2 parts of aliphatic ester, 3 parts of pentaerythrite, 3 parts of auxiliary agent, 3 parts of lubricant, plasticizer 2
Part, 5 parts of antioxidant, 20 parts of nano-titanium dioxide, 10 parts of ultraviolet absorbing agent.
The ultraviolet absorbing agent is UV absorbers of Chlorinated Benzotriazol Structure.
The auxiliary agent is HANKINS NCP-2.
The antioxidant is diphenylamines.
A kind of uvioresistant PVC heat shrink films, steps are as follows for preparation method:
(1) raw material of above-mentioned parts by weight is weighed；
(2) raw material of step (1) is added into reaction kettle at 70-80 DEG C and 30- is stirred with 150-250rpm revolving speed
40min；
(3) reactor temperature is increased to 280-300 DEG C, pressure drops to 90Pa hereinafter, reacting 2.5- with this condition
3h obtains polymer melt, then by the polymer melt extrusion of preparation, pelletizing, drying, obtains PVC polyester slice；
(4) above-mentioned PVC polyester is sliced melting extrusion, die head slab, slab spooling, biaxial tension, cooling and shaping, measurement
Thickness, winding, cutting and rewinding, packaging, finished product.
Beneficial effects of the present invention: PVC heat shrink films of the invention, the transparency is good, it is uniformly and environmentally friendly to shrink；Of the invention
PVC heat shrink films joined nano-titanium dioxide and ultraviolet absorbing agent, have excellent anti-ultraviolet property.
Specific embodiment
The present invention is described further below with reference to embodiment.
Embodiment 1
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 100 parts of polyvinyl chloride resin, adipic acid
10 parts, 5 parts of isocyanates, 43 parts of ethylene-vinyl acetate copolymer, 12 parts of poly(4-methyl-1-pentene), 3 parts of nanoscale vermiculite power,
5 parts of urea, 3 parts of butyl stearate, 2 parts of aliphatic ester, 3 parts of pentaerythrite, 3 parts of auxiliary agent, 3 parts of lubricant, 2 parts of plasticizer, resist
5 parts of oxygen agent, 20 parts of nano-titanium dioxide, 10 parts of ultraviolet absorbing agent.
Embodiment 2
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 110 parts of polyvinyl chloride resin, adipic acid 8
Part, 6 parts of isocyanates, 42 parts of ethylene-vinyl acetate copolymer, 13 parts of poly(4-methyl-1-pentene), 2 parts of nanoscale vermiculite power, urine
8 parts of element, 3 parts of aliphatic ester, 2 parts of pentaerythrite, 5 parts of auxiliary agent, 2 parts of lubricant, 1 part of plasticizer, resists by 2.5 parts of butyl stearate
6 parts of oxygen agent, 15 parts of nano-titanium dioxide, 15 parts of ultraviolet absorbing agent.
Embodiment 3
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 80 parts of polyvinyl chloride resin, adipic acid 8
Part, 2 parts of isocyanates, 42 parts of ethylene-vinyl acetate copolymer, 10 parts of poly(4-methyl-1-pentene), 2 parts of nanoscale vermiculite power, urine
4 parts of element, 1 part of aliphatic ester, 2 parts of pentaerythrite, 1 part of auxiliary agent, 2 parts of lubricant, 1 part of plasticizer, resists by 2.5 parts of butyl stearate
2.5 parts of oxygen agent, 15 parts of nano-titanium dioxide, 5 parts of ultraviolet absorbing agent.
Embodiment 4
A kind of uvioresistant PVC heat shrink films, its is composed of the following components by weight: 110 parts of polyvinyl chloride resin, adipic acid
14 parts, 6 parts of isocyanates, 45 parts of ethylene-vinyl acetate copolymer, 13 parts of poly(4-methyl-1-pentene), 5 parts of nanoscale vermiculite power,
8 parts of urea, 4 parts of butyl stearate, 3 parts of aliphatic ester, 3.5 parts of pentaerythrite, 5 parts of auxiliary agent, 5 parts of lubricant, 4 parts of plasticizer,
6 parts of antioxidant, 25 parts of nano-titanium dioxide, 15 parts of ultraviolet absorbing agent.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific example does various modifications or additions or is substituted in a similar manner, as long as wanting not past this right
Range defined in book is sought, should belong to the protection scope of invention.
Claims (7)
1. a kind of uvioresistant PVC heat shrink films, which is characterized in that its is composed of the following components by weight: polyvinyl chloride resin 80-
110 parts, 8-14 parts of adipic acid, 2-6 parts of isocyanates, 42-45 parts of ethylene-vinyl acetate copolymer, poly(4-methyl-1-pentene)
10-13 parts, 2-5 parts of nanoscale vermiculite power, 4-8 parts of urea, 2.5-4 parts of butyl stearate, 1-3 parts of aliphatic ester, pentaerythrite
2-3.5 parts, 1-5 parts of auxiliary agent, 2-5 parts of lubricant, 1-4 parts of plasticizer, 2.5-6 parts of antioxidant, 15-25 parts of nano-titanium dioxide,
5-15 parts of ultraviolet absorbing agent.
2. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that it is by with the following group by weight
It is grouped as: 110 parts of polyvinyl chloride resin, 8 parts of adipic acid, 6 parts of isocyanates, 42 parts of ethylene-vinyl acetate copolymer, poly- 4- methyl-1-
13 parts of amylene, 2 parts of nanoscale vermiculite power, 8 parts of urea, 2.5 parts of butyl stearate, 3 parts of aliphatic ester, 2 parts of pentaerythrite, auxiliary agent
5 parts, 2 parts of lubricant, 1 part of plasticizer, 6 parts of antioxidant, 15 parts of nano-titanium dioxide, 15 parts of ultraviolet absorbing agent.
3. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that it is by with the following group by weight
It is grouped as: 100 parts of polyvinyl chloride resin, 10 parts of adipic acid, 5 parts of isocyanates, 43 parts of ethylene-vinyl acetate copolymer, poly- 4- methyl-
12 parts of 1- amylene, 3 parts of nanoscale vermiculite power, 5 parts of urea, 3 parts of butyl stearate, 2 parts of aliphatic ester, 3 parts of pentaerythrite, auxiliary agent
3 parts, 3 parts of lubricant, 2 parts of plasticizer, 5 parts of antioxidant, 20 parts of nano-titanium dioxide, 10 parts of ultraviolet absorbing agent.
4. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that the ultraviolet absorbing agent is
UV absorbers of Chlorinated Benzotriazol Structure.
5. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that the auxiliary agent is HANKINS
NCP-2。
6. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that the antioxidant is diphenylamines.
7. a kind of uvioresistant PVC heat shrink films according to claim 1, which is characterized in that steps are as follows for preparation method:
(1) raw material of above-mentioned parts by weight is weighed；
(2) raw material of step (1) is added into reaction kettle at 70-80 DEG C and 30-40min is stirred with 150-250rpm revolving speed；
(3) reactor temperature is increased to 280-300 DEG C, pressure drops to 90Pa hereinafter, reaction 2.5-3h is obtained with this condition
To polymer melt, then by the polymer melt extrusion of preparation, pelletizing, drying, PVC polyester slice is obtained；
(4) above-mentioned PVC polyester is sliced melting extrusion, die head slab, slab spooling, biaxial tension, cooling and shaping, measurement thickness
Degree, winding, cutting and rewinding, packaging, finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811075806.1A CN109354795A (en) | 2018-09-14 | 2018-09-14 | A kind of uvioresistant PVC heat shrink films and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811075806.1A CN109354795A (en) | 2018-09-14 | 2018-09-14 | A kind of uvioresistant PVC heat shrink films and preparation method thereof |
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| Publication Number | Publication Date |
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| CN109354795A true CN109354795A (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811075806.1A Pending CN109354795A (en) | 2018-09-14 | 2018-09-14 | A kind of uvioresistant PVC heat shrink films and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385061A (en) * | 2015-12-08 | 2016-03-09 | 苏州信利昌电子材料有限公司 | PVC thermal contraction printing film |
| CN106280109A (en) * | 2016-08-25 | 2017-01-04 | 太仓市鸿运包装材料有限公司 | A kind of uvioresistant PVC heat shrink films and preparation method thereof |
-
2018
- 2018-09-14 CN CN201811075806.1A patent/CN109354795A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385061A (en) * | 2015-12-08 | 2016-03-09 | 苏州信利昌电子材料有限公司 | PVC thermal contraction printing film |
| CN106280109A (en) * | 2016-08-25 | 2017-01-04 | 太仓市鸿运包装材料有限公司 | A kind of uvioresistant PVC heat shrink films and preparation method thereof |
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Application publication date: 20190219 |