CN102717565A - High-intensity cold insulation composite material and producing method thereof - Google Patents
High-intensity cold insulation composite material and producing method thereof Download PDFInfo
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- CN102717565A CN102717565A CN2012102270129A CN201210227012A CN102717565A CN 102717565 A CN102717565 A CN 102717565A CN 2012102270129 A CN2012102270129 A CN 2012102270129A CN 201210227012 A CN201210227012 A CN 201210227012A CN 102717565 A CN102717565 A CN 102717565A
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Abstract
The invention discloses a high-intensity cold insulation composite material which comprises an OPP (oriented polypropylene) printed film, a first bonding agent layer, a VMPET layer, a second bonding agent layer, a PE (polyethylene) layer, a first LDPE (low-density polyethylene) layer, plastic woven cloth, a second LDPE layer, and an EPE (expand aple poly ephylene) layer. Compared with the prior art, the high-intensity cold insulation composite material adopting special materials and a special structure has the advantages that due to unique producing technology, the heat preservation, the leak tightness and the durability are good; the strength is high; the service life is long; the appearance is smooth; the composite material is easy to clean; no light pollution is generated; the environment is protected; the application range is wide; and the composite material can be used for producing packing bags, shopping bags, insulation bags, cold insulation bags and the like.
Description
Technical field
The present invention relates to a kind of material, specifically relate to a kind of high strength cold insulation composite.
Background technology
Along with growth in the living standard; People require also increasingly high to the material of daily necessities; Common material can not satisfy people's demand, and for example, people are in the supermarket, when food is bought in the food market; Generally be to use common shopping bag (material is a nonwoven) or polybag, its function only limits to carry and pack a spot of article.If the thing of buying is heavier or harder corner angle are arranged, common shopping bag or polybag easy damage in the process of transporting can't continue to use.In addition, in transporting the process of frozen food,, thereby can influence edible owing to frozen food is prone to dissolve.
Summary of the invention
Goal of the invention: in order to solve the deficiency of prior art, the invention provides a kind of long service life, keep the not diffluent high strength cold insulation of frozen food composite.
The present invention also provides the preparation method of above-mentioned high strength cold insulation composite.
Technical scheme: in order to realize above purpose; A kind of high strength cold insulation composite of the present invention is made up of OPP print film, first adhesive phase, VMPET layer, second adhesive phase, PE layer, a LDPE layer, woven cloth, the 2nd LDPE layer, EPE layer from top to bottom successively.
Described first adhesive phase and second adhesive phase adopt composite adhesive to process,, the quality proportioning of this composite adhesive is 766 glue: curing agent: ethyl ester=8～12:1～3:11～15.
Described curing agent is a polyurethane curing agent.
The thickness of described OPP print film is 12 ~ 30um; The thickness of described VMPET layer is 10 ~ 20um; The thickness of described PE layer is that the thickness of 20 ~ 60um, a described LDPE layer is that the thickness of 20 ~ 50um, described woven cloth is that the thickness of 10 ~ 20um, described the 2nd LDPE layer is that the thickness of 20 ~ 50um, described EPE layer is 0.6 ~ 2mm.
Make the method for above-mentioned high strength cold insulation composite, comprise the steps:
A, pattern is printed on becomes the OPP print film on the OPP film;
B, do OPP print film and VMPET layer multiple through composite adhesive; Pass through the drying tunnel of length 3～5m then with the speed of 70～90m/min; Temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃, and oven dry back composite adhesive is first adhesive phase;
C, do the another side of VMPET layer and PE layer multiple through composite adhesive; Pass through the drying tunnel of length 3～5m then with the speed of 70～90m/min; Temperature is provided with 3 sections in the drying tunnel; Be respectively 50 ℃, 60 ℃, 70 ℃, oven dry back composite adhesive is second adhesive phase, puts into drying room then and under 45～55 ℃ of conditions, keeps 20～28 hours;
D, LDPE is extruded under 320～350 ℃ of conditions, drench between woven cloth and EPE layer both are closed in pouring, form the 2nd LDPE film;
E, LDPE is extruded under 320～350 ℃ of conditions, drench between the another side of the another side of PE layer and woven cloth both are closed in pouring, form a LDPE layer.
The quality proportioning of the composite adhesive that described first adhesive phase and second adhesive phase adopt is 766 glue: curing agent: ethyl ester=8～12:1～3:11～15.Described curing agent is a polyurethane curing agent.
Beneficial effect: the present invention compared with prior art has the following advantages: the present invention adopts special material and structure, processes through the technology of uniqueness, and it is good to have excellent insulating property, good airproof performance; Intensity is high, and durability is good, long service life; Flat appearance is prone to clean no light pollution; Environmental protection, the scope of application is extensive, can be used for making packaging bag, shopping bag, insulated bag, cold-keeping bag etc.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment:
Below in conjunction with accompanying drawing and specific embodiment; Further illustrate the present invention; Should understand these embodiment only be used to the present invention is described and be not used in the restriction scope of the present invention; After having read the present invention, those skilled in the art all fall within the application's accompanying claims institute restricted portion to various equivalents of the present invention or modification.
Embodiment 1:
A kind of high strength cold insulation composite as shown in Figure 1, it is made up of OPP print film 1, first adhesive phase 2, VMPET layer 3, second adhesive phase 4, PE layer 5, a LDPE layer 6, woven cloth 7, the 2nd LDPE layer 8, EPE layer 9 from top to bottom successively.Wherein, first adhesive phase 2 and second adhesive phase 4 adopt composite adhesives to process, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=10:2:13.Wherein, the thickness of OPP print film is 21um; The thickness of described VMPET layer is 15um; The thickness of described PE layer is that the thickness of 40um, a described LDPE layer is that the thickness of 35um, described woven cloth is that the thickness of 15um, described the 2nd LDPE layer is that the thickness of 35um, described EPE layer is 1.7mm.
Make the method for above-mentioned high strength cold insulation composite, comprise the steps:
A, pattern is printed on becomes OPP print film 1 on the OPP film;
B, OPP print film 1 and VMPET layer 3 are done multiple through composite adhesive, with the speed of the 80m/min drying tunnel through length 4m, the interior temperature of drying tunnel is provided with 3 sections, is respectively 50 ℃, 60 ℃, 70 ℃ then, and length is respectively 2m, 1m, 1m; Oven dry back composite adhesive is first adhesive phase 2, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=10:2:13;
C, the another side of VMPET layer 3 and PE layer 5 are done multiple through composite adhesive, with the speed of the 80m/min drying tunnel through length 4m, temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃ then, and length is respectively 2m, 1m, 1m; Oven dry back composite adhesive is second adhesive phase 4; The quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=10:2:13, put into drying room then and under 45～55 ℃ of conditions, kept 20～28 hours;
D, LDPE is extruded under 320～350 ℃ of conditions, drench between woven cloth 7 and EPE layer 9 both are closed in pouring, form the 2nd LDPE film 8;
E, LDPE is extruded under 320～350 ℃ of conditions, drench between the another side of the another side of PE layer 5 and woven cloth 7 both are closed in pouring, form a LDPE layer 6.
Embodiment 2:
A kind of high strength cold insulation composite as shown in Figure 1, it is made up of OPP print film 1, first adhesive phase 2, VMPET layer 3, second adhesive phase 4, PE layer 5, a LDPE layer 6, woven cloth 7, the 2nd LDPE layer 8, EPE layer 9 from top to bottom successively.Wherein, first adhesive phase 2 and second adhesive phase 4 adopt composite adhesives to process, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=8:1:11.Wherein, the thickness of OPP print film is 12um; The thickness of described VMPET layer is 10um; The thickness of described PE layer is that the thickness of 20um, a described LDPE layer is that the thickness of 20um, described woven cloth is that the thickness of 10um, described the 2nd LDPE layer is that the thickness of 20um, described EPE layer is 0.6mm.
Make the method for above-mentioned high strength cold insulation composite, comprise the steps:
A, pattern is printed on becomes OPP print film 1 on the OPP film;
B, OPP print film 1 done through composite adhesive with VMPET layer 3 answer; Pass through the drying tunnel of length 3m then with the speed of 70m/min; Temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃, and length is respectively 1m, 1m, 1m; Oven dry back composite adhesive is first adhesive phase 2, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=8:1:11;
C, the another side of VMPET layer 3 and PE layer 5 are done multiple through composite adhesive, with the speed of the 70m/min drying tunnel through length 3m, temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃ then, and length is respectively 1m, 1m, 1m; Oven dry back composite adhesive is second adhesive phase 4; The quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=8:1:11, put into drying room then and under 45～55 ℃ of conditions, kept 20～28 hours;
D, LDPE is extruded under 320～350 ℃ of conditions, drench between woven cloth 7 and EPE layer 9 both are closed in pouring, form the 2nd LDPE film 8;
E, LDPE is extruded under 320～350 ℃ of conditions, drench between the another side of the another side of PE layer 5 and woven cloth 7 both are closed in pouring, form a LDPE layer 6.
Embodiment 3:
A kind of high strength cold insulation composite as shown in Figure 1, it is made up of OPP print film 1, first adhesive phase 2, VMPET layer 3, second adhesive phase 4, PE layer 5, a LDPE layer 6, woven cloth 7, the 2nd LDPE layer 8, EPE layer 9 from top to bottom successively.Wherein, first adhesive phase 2 and second adhesive phase 4 adopt composite adhesives to process, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=12:3:15.Wherein, the thickness of OPP print film is 30um; The thickness of described VMPET layer is 20um; The thickness of described PE layer is that the thickness of 60um, a described LDPE layer is that the thickness of 50um, described woven cloth is that the thickness of 20um, described the 2nd LDPE layer is that the thickness of 50um, described EPE layer is 2mm.
Make the method for above-mentioned high strength cold insulation composite, comprise the steps:
A, pattern is printed on becomes OPP print film 1 on the OPP film;
B, OPP print film 1 and VMPET layer 3 are done multiple through composite adhesive, with the speed of the 90m/min drying tunnel through length 5m, the interior temperature of drying tunnel is provided with 3 sections, is respectively 50 ℃, 60 ℃, 70 ℃ then, and length is respectively 2m, 2m, 1m; Oven dry back composite adhesive is first adhesive phase 2, and the quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=12:3:15;
C, the another side of VMPET layer 3 and PE layer 5 are done multiple through composite adhesive, with the speed of the 90m/min drying tunnel through length 5m, temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃ then, and length is respectively 2m, 2m, 1m; Oven dry back composite adhesive is second adhesive phase 4; The quality proportioning of this composite adhesive is 766 glue (purchase in the Jinhu County, Jiangsu hundred auspicious specialization worker Co., Ltd): polyurethane curing agent: ethyl ester=12:3:15, put into drying room then and under 45～55 ℃ of conditions, kept 20～28 hours;
D, LDPE is extruded under 320～350 ℃ of conditions, drench between woven cloth 7 and EPE layer 9 both are closed in pouring, form the 2nd LDPE film 8;
E, LDPE is extruded under 320～350 ℃ of conditions, drench between the another side of the another side of PE layer 5 and woven cloth 7 both are closed in pouring, form a LDPE layer 6.
Claims (7)
1. high strength cold insulation composite, it is characterized in that: it is made up of OPP print film (1), first adhesive phase (2), VMPET layer (3), second adhesive phase (4), PE layer (5), a LDPE layer (6), woven cloth (7), the 2nd LDPE layer (8), EPE layer (9) from top to bottom successively.
2. high strength cold insulation composite according to claim 1; It is characterized in that: described first adhesive phase (2) and second adhesive phase (4) adopt composite adhesive to process, and the quality proportioning of this composite adhesive is 766 glue: curing agent: ethyl ester=8～12:1～3:11～15.
3. high strength cold insulation composite according to claim 2 is characterized in that: described curing agent is a polyurethane curing agent.
4. high strength cold insulation composite according to claim 1 and 2 is characterized in that: the thickness of described OPP print film is 12 ~ 30um; The thickness of described VMPET layer is 10 ~ 20um; The thickness of described PE layer is that the thickness of 20 ~ 60um, a described LDPE layer is that the thickness of 20 ~ 50um, described woven cloth is that the thickness of 10 ~ 20um, described the 2nd LDPE layer is that the thickness of 20 ~ 50um, described EPE layer is 0.6 ~ 2mm.
5. make the method for the described high strength cold insulation of claim 1 composite, it is characterized in that: comprise the steps:
A, pattern is printed on becomes OPP print film (1) on the OPP film;
B, OPP print film (1) and VMPET layer (3) done through composite adhesive answer; Pass through the drying tunnel of length 3～5m then with the speed of 70～90m/min; Temperature is provided with 3 sections in the drying tunnel, is respectively 50 ℃, 60 ℃, 70 ℃, and oven dry back composite adhesive is first adhesive phase (2);
C, do the another side of VMPET layer (3) and PE layer (5) multiple through composite adhesive; Pass through the drying tunnel of length 3～5m then with the speed of 70～90m/min; Temperature is provided with 3 sections in the drying tunnel; Be respectively 50 ℃, 60 ℃, 70 ℃, oven dry back composite adhesive is second adhesive phase (4), puts into drying room then and under 45～55 ℃ of conditions, keeps 20～28 hours;
D, LDPE is extruded under 320～350 ℃ of conditions, drench between woven cloth (7) and EPE layer (9) both are closed in pouring, form the 2nd LDPE film (8);
E, LDPE is extruded under 320～350 ℃ of conditions, drench between the another side of the another side of PE layer (5) and woven cloth (7) both are closed in pouring, form a LDPE layer (6).
6. the method for making high strength cold insulation composite according to claim 5 is characterized in that: the quality proportioning of the composite adhesive that described first adhesive phase (2) and second adhesive phase (4) adopt is 766 glue: curing agent: ethyl ester=8～12:1～3:11～15.
7. the method for making high strength cold insulation composite according to claim 6 is characterized in that: described curing agent is a polyurethane curing agent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102270129A CN102717565A (en) | 2012-07-03 | 2012-07-03 | High-intensity cold insulation composite material and producing method thereof |
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| CN2012102270129A CN102717565A (en) | 2012-07-03 | 2012-07-03 | High-intensity cold insulation composite material and producing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147111A (en) * | 2021-05-07 | 2021-07-23 | 太仓高腾复合材料有限公司 | Sterilizing and antibacterial composite material and preparation method thereof |
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| CN2545121Y (en) * | 2002-06-03 | 2003-04-16 | 穆在洋 | Composite polyethylene packaging film structure |
| CN201079097Y (en) * | 2007-09-04 | 2008-07-02 | 张卓开 | Thermal-insulating bag |
| CN101628646A (en) * | 2009-07-22 | 2010-01-20 | 孙和永 | Composite packing material and manufacturing method thereof |
| CN201721766U (en) * | 2010-03-17 | 2011-01-26 | 天津顶正印刷包材有限公司 | Composite membrane for food packaging |
| CN202847032U (en) * | 2012-07-03 | 2013-04-03 | 太仓高腾复合材料有限公司 | High-strength cold-insulation composite material |
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2012
- 2012-07-03 CN CN2012102270129A patent/CN102717565A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2495170Y (en) * | 2001-09-19 | 2002-06-19 | 麦振彪 | Multi-layered and knitted hand bag |
| CN2545121Y (en) * | 2002-06-03 | 2003-04-16 | 穆在洋 | Composite polyethylene packaging film structure |
| CN201079097Y (en) * | 2007-09-04 | 2008-07-02 | 张卓开 | Thermal-insulating bag |
| CN101628646A (en) * | 2009-07-22 | 2010-01-20 | 孙和永 | Composite packing material and manufacturing method thereof |
| CN201721766U (en) * | 2010-03-17 | 2011-01-26 | 天津顶正印刷包材有限公司 | Composite membrane for food packaging |
| CN202847032U (en) * | 2012-07-03 | 2013-04-03 | 太仓高腾复合材料有限公司 | High-strength cold-insulation composite material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147111A (en) * | 2021-05-07 | 2021-07-23 | 太仓高腾复合材料有限公司 | Sterilizing and antibacterial composite material and preparation method thereof |
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Application publication date: 20121010 |