CN105802156A - Environment-friendly easily degradable APET sheet and preparation method thereof - Google Patents
Environment-friendly easily degradable APET sheet and preparation method thereof Download PDFInfo
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- CN105802156A CN105802156A CN201610316082.XA CN201610316082A CN105802156A CN 105802156 A CN105802156 A CN 105802156A CN 201610316082 A CN201610316082 A CN 201610316082A CN 105802156 A CN105802156 A CN 105802156A
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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
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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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
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Polymers & Plastics (AREA)
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Abstract
The invention discloses an environment-friendly easily degradable APET sheet, which is prepared from the following raw materials in parts by weight: 40-60 parts of amorphous polyethylene terephthalate (APET), 15-35 parts of a polylactic acid fiber, 5-15 parts of polyacrylamide, 5-10 parts of starch, 5-10 parts of polycaprolactone, 5-10 parts of polypropylene grafting maleic anhydride, 2-5 parts of an ethylene acrylic ester-carbon monoxide terpolymer, 2-5 parts of zinc fluosilicate, 5-15 parts of sorbitol, 5-15 parts of sodium salicylate, 2-5 parts of a heat stabilizer, 2-5 parts of an antioxidant and 2-5 parts of a flexibilizer. The environment-friendly easily degradable APET sheet has excellent environmental protection performance, relatively easily degradable and free of pollution to environment. The overall performance is greatly improved. Meanwhile, the invention further discloses a preparation method of the environment-friendly easily degradable APET sheet.
Description
Technical field
The present invention relates to field of packaging material, particularly to APET sheet material that a kind of environmental protection is degradable and preparation method thereof。
Background technology
APET
English full name: Amorphous
Polyethylene Terephthalate, chemical name is: amorphization polyethylene terephthalate, is a kind of plastic uptake material.APET plastic uptake material polyester sheet (PET SHEET) is also referred to as polyester hard adhesive plaster, is thermoplastic environment-protecting plastic cement products, and its rim charge is recyclable with waste product, and chemical element contained by it is equally carbon, hydrogen, oxygen with paper, belongs to degradability plastics.After product abandons, water and carbon dioxide is eventually become with packing of making of this material.APET plastic cement products is widely used in the packaging of the industries such as cosmetics, food, electronics, toy, printing, and such as various high-grade blister plastic packagings, folding box, packing element, diaphragm etc., typical case's application is heat shrinkable polyester film.
But, along with social industrialized development, the demand of industry constantly promotes.Pack at the product of some industry and packaging material had higher requirement, as the easiest in degraded, environmental-protecting performance is higher, the strength of materials more preferably etc..This is accomplished by improving on common APET material foundation, to promote the innovation of packaging material。
Summary of the invention
For solving above-mentioned technical problem, the present invention provides degradable APET sheet material of a kind of environmental protection and preparation method thereof, by using specified raw material to be combined, coordinating corresponding production technology, obtained the APET sheet material that a kind of environmental protection is degradable, its environmental-protecting performance is good, degradable, the overall serviceability of APET sheet material is good simultaneously, it is possible to meet the requirement of industry, has preferable application prospect.
The purpose of the present invention can be achieved through the following technical solutions:
The APET sheet material that a kind of environmental protection is degradable, is prepared by the raw materials in: amorphization polyethylene terephthalate (APET) 40-60 part, acid fiber by polylactic 15-35 part, polyacrylamide 5-15 part, starch 5-10 part, polycaprolactone 5-10 part, polypropylene grafted maleic anhydride 5-10 part, ethylene-acrylate carbon monoxide terpolymer 2-5 part, Zinc fluosilicate 2-5 part, sorbitol 5-15 part, sodium salicylate 5-15 part, heat stabilizer 2-5 part, antioxidant 2-5 part, toughener 2-5 part.
Preferably, one or more in calcium stearate, zinc stearate, sodium stearate, barium stearate of described heat stabilizer.
Preferably, one or more in ethoxy quinoline, fourth hydroxyl methoxy benzene, butylated hydroxytoluene, dimethyl fumarate of described antioxidant.
Preferably, one or more in stilbene benzene, tertiary butylated hydroquinone, Brominated Polystyrene, propylgallate of described toughener.
The preparation method of the APET sheet material that described environmental protection is degradable, comprises the following steps:
(1) each raw material is weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 50-100 rev/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 30-60min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added heat stabilizer, antioxidant and toughener, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by finished product stock solution injection APET plastic rubber heat sealing machine melting, extrude, being moulded sheet material, get product.
Preferably, in described step (5), the power of APET plastic rubber heat sealing machine is 15-35KW.
Compared with prior art, it has the beneficial effect that the present invention
(1) the APET sheet material that the environmental protection of the present invention is degradable is with amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride is main component, by adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate, heat stabilizer, antioxidant and toughener, it is aided with mixing, stirring, heating, melted, extrusion, make techniques such as being moulded sheet material, the APET sheet material being prepared from is made to have excellent environmental-protecting performance, more degradable, environmentally safe, overall performance is greatly improved.
(2) the APET sheet stock that the environmental protection of the present invention is degradable is cheap, technique simple, is suitable to heavy industrialization and uses, practical.
Detailed description of the invention
Below in conjunction with specific embodiment, the technical scheme of invention is described in detail.
Embodiment 1
(1) amorphization polyethylene terephthalate (APET) 40 parts, acid fiber by polylactic 15 parts, polyacrylamide 5 parts, starch 5 parts, polycaprolactone 5 parts, polypropylene grafted maleic anhydride 5 parts, ethylene-acrylate carbon monoxide terpolymer 2 parts, Zinc fluosilicate 2 parts, sorbitol 5 parts, sodium salicylate 5 parts, calcium stearate 2 parts, ethoxy quinoline 2 parts, stilbene benzene 2 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 50 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 30min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added calcium stearate, ethoxy quinoline and stilbene benzene, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 15KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
Embodiment 2
(1) amorphization polyethylene terephthalate (APET) 45 parts, acid fiber by polylactic 20 parts, polyacrylamide 8 parts, starch 6 parts, polycaprolactone 6 parts, polypropylene grafted maleic anhydride 6 parts, ethylene-acrylate carbon monoxide terpolymer 3 parts, Zinc fluosilicate 3 parts, sorbitol 8 parts, sodium salicylate 8 parts, zinc stearate 3 parts, fourth hydroxyl methoxy benzene 3 parts, tertiary butylated hydroquinone 3 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 70 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 40min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added zinc stearate, fourth hydroxyl methoxy benzene and tertiary butylated hydroquinone, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 20KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
Embodiment 3
(1) amorphization polyethylene terephthalate (APET) 50 parts, acid fiber by polylactic 30 parts, polyacrylamide 13 parts, starch 8 parts, polycaprolactone 8 parts, polypropylene grafted maleic anhydride 8 parts, ethylene-acrylate carbon monoxide terpolymer 4 parts, Zinc fluosilicate 4 parts, sorbitol 13 parts, sodium salicylate 13 parts, sodium stearate 4 parts, butylated hydroxytoluene 4 parts, Brominated Polystyrene 4 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 90 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 50min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added sodium stearate, butylated hydroxytoluene and Brominated Polystyrene, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 25KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
Embodiment 4
(1) amorphization polyethylene terephthalate (APET) 60 parts, acid fiber by polylactic 35 parts, polyacrylamide 15 parts, starch 10 parts, polycaprolactone 10 parts, polypropylene grafted maleic anhydride 10 parts, ethylene-acrylate carbon monoxide terpolymer 5 parts, Zinc fluosilicate 5 parts, sorbitol 15 parts, sodium salicylate 15 parts, barium stearate 5 parts, dimethyl fumarate 5 parts, propylgallate 5 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 100 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 60min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added barium stearate, dimethyl fumarate and propylgallate, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 35KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
Comparative example 1
(1) amorphization polyethylene terephthalate (APET) 40 parts, starch 5 parts, polycaprolactone 5 parts, polypropylene grafted maleic anhydride 5 parts, ethylene-acrylate carbon monoxide terpolymer 2 parts, Zinc fluosilicate 2 parts, sorbitol 5 parts, sodium salicylate 5 parts, calcium stearate 2 parts, ethoxy quinoline 2 parts, stilbene benzene 2 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 50 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 30min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added calcium stearate, ethoxy quinoline and stilbene benzene, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 15KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
Comparative example 2
(1) amorphization polyethylene terephthalate (APET) 60 parts, acid fiber by polylactic 35 parts, polyacrylamide 15 parts, polypropylene grafted maleic anhydride 10 parts, ethylene-acrylate carbon monoxide terpolymer 5 parts, Zinc fluosilicate 5 parts, sodium salicylate 15 parts, barium stearate 5 parts, dimethyl fumarate 5 parts, propylgallate 5 parts are weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 100 revs/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 60min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added barium stearate, dimethyl fumarate and propylgallate, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by melting in finished product stock solution injection APET plastic rubber heat sealing machine, extrude, being moulded sheet material, getting product, the power of APET plastic rubber heat sealing machine is 35KW.
The performance test results of the APET sheet material that prepared environmental protection is degradable is as shown in table 1.
APET sheet material degradable for the environmental protection of embodiment 1-4 and comparative example 1-2 is carried out respectively hot strength, bending strength, diethylene glycol content, acetaldehyde and these several the performance tests of 3 months degradation efficiencies.
Table 1
| Hot strength (Mpa) | Bending strength (MPa) | Diethylene glycol content % | Acetaldehyde (ug/g) | 3 Individual month degradation efficiency (soil buries process %) | |
| Embodiment 1 | 106.06 | 189.12 | 1.13 | 1.04 | 85 |
| Embodiment 2 | 108.46 | 184.43 | 1.25 | 1.18 | 91 |
| Embodiment 3 | 110.53 | 195.22 | 1.09 | 1.21 | 87 |
| Embodiment 4 | 111.29 | 193.48 | 1.17 | 1.16 | 90 |
| Comparative example 1 | 61.15 | 88.94 | 1.89 | 1.97 | 42 |
| Comparative example 2 | 49.38 | 83.71 | 2.03 | 1.83 | 47 |
The degradable APET sheet material of the environmental protection of the present invention is with amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride is main component, by adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate, heat stabilizer, antioxidant and toughener, it is aided with mixing, stirring, heating, melted, extrusion, make techniques such as being moulded sheet material, the APET sheet material being prepared from is made to have excellent environmental-protecting performance, more degradable, environmentally safe, overall performance is greatly improved.The APET sheet stock that the environmental protection of the present invention is degradable is cheap, technique simple, is suitable to heavy industrialization and uses, practical.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention。
Claims (6)
1. the APET sheet material that an environmental protection is degradable, it is characterised in that: it is prepared by the raw materials in: amorphization polyethylene terephthalate (APET) 40-60 part, acid fiber by polylactic 15-35 part, polyacrylamide 5-15 part, starch 5-10 part, polycaprolactone 5-10 part, polypropylene grafted maleic anhydride 5-10 part, ethylene-acrylate carbon monoxide terpolymer 2-5 part, Zinc fluosilicate 2-5 part, sorbitol 5-15 part, sodium salicylate 5-15 part, heat stabilizer 2-5 part, antioxidant 2-5 part, toughener 2-5 part.
The APET sheet material that environmental protection the most according to claim 1 is degradable, it is characterised in that: one or more in calcium stearate, zinc stearate, sodium stearate, barium stearate of described heat stabilizer.
The APET sheet material that environmental protection the most according to claim 1 is degradable, it is characterised in that: one or more in ethoxy quinoline, fourth hydroxyl methoxy benzene, butylated hydroxytoluene, dimethyl fumarate of described antioxidant.
The APET sheet material that environmental protection the most according to claim 1 is degradable, it is characterised in that: one or more in stilbene benzene, tertiary butylated hydroquinone, Brominated Polystyrene, propylgallate of described toughener.
5. according to the preparation method of the degradable APET sheet material of the arbitrary described environmental protection of Claims 1 to 4, it is characterised in that comprise the following steps:
(1) each raw material is weighed according to weight portion；
(2) by amorphization polyethylene terephthalate (APET), acid fiber by polylactic, polyacrylamide, starch, polycaprolactone, polypropylene grafted maleic anhydride mixing, the ethyl acetate solution that concentration is 5% of the quality such as addition, add in banbury and be blended, stir 2 hours at 120 DEG C, mixing speed is 50-100 rev/min, obtains preliminary premixed liquid；
(3) adding ethylene-acrylate carbon monoxide terpolymer, Zinc fluosilicate, sorbitol, sodium salicylate in preliminary premixed liquid successively, then twin-roll mixing 30-60min at 150 DEG C, obtains secondary mixed liquor；
(4) the secondary mixed liquor obtained is added heat stabilizer, antioxidant and toughener, be sufficiently stirred for, at 150 DEG C, the stock solution that gets product；
(5) by finished product stock solution injection APET plastic rubber heat sealing machine melting, extrude, being moulded sheet material, get product.
The preparation method of the APET sheet material that environmental protection the most according to claim 5 is degradable, it is characterised in that in described step (5), the power of APET plastic rubber heat sealing machine is 15-35KW.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106700438A (en) * | 2016-12-08 | 2017-05-24 | 广西北海浩邦新能源科技有限公司 | Novel environment-friendly plastic and preparation method thereof |
| CN106827598A (en) * | 2016-12-16 | 2017-06-13 | 东莞市巨泓彩色印刷有限公司 | A kind of printing of environment-friendly type APET plasthetics and moulding process |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974486A (en) * | 2015-08-04 | 2015-10-14 | 金宝丽科技（苏州）有限公司 | APET (amorphous polyethylene terephthalate) hard environment-friendly composite sheet and preparation method thereof |
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2016
- 2016-05-13 CN CN201610316082.XA patent/CN105802156A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974486A (en) * | 2015-08-04 | 2015-10-14 | 金宝丽科技（苏州）有限公司 | APET (amorphous polyethylene terephthalate) hard environment-friendly composite sheet and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106700438A (en) * | 2016-12-08 | 2017-05-24 | 广西北海浩邦新能源科技有限公司 | Novel environment-friendly plastic and preparation method thereof |
| CN106827598A (en) * | 2016-12-16 | 2017-06-13 | 东莞市巨泓彩色印刷有限公司 | A kind of printing of environment-friendly type APET plasthetics and moulding process |
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Application publication date: 20160727 |