CN103937420A - Low-halogen composite structure and method of making same - Google Patents
Low-halogen composite structure and method of making same Download PDFInfo
- Publication number
- CN103937420A CN103937420A CN201310031187.7A CN201310031187A CN103937420A CN 103937420 A CN103937420 A CN 103937420A CN 201310031187 A CN201310031187 A CN 201310031187A CN 103937420 A CN103937420 A CN 103937420A
- Authority
- CN
- China
- Prior art keywords
- low halogen
- composite structure
- polyurethane resin
- rete
- component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052736 halogen Inorganic materials 0.000 title claims abstract description 97
- 239000002131 composite material Substances 0.000 title claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 150000002367 halogens Chemical class 0.000 claims abstract description 92
- 239000000463 material Substances 0.000 claims abstract description 72
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 40
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000004040 coloring Methods 0.000 claims abstract description 3
- 239000003086 colorant Substances 0.000 claims description 28
- 238000002156 mixing Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 24
- 239000004744 fabric Substances 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 19
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 8
- 230000000844 anti-bacterial effect Effects 0.000 claims description 8
- 239000003063 flame retardant Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 239000003112 inhibitor Substances 0.000 claims description 6
- 239000012948 isocyanate Substances 0.000 claims description 4
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract 5
- 239000012790 adhesive layer Substances 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- 239000000049 pigment Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
A low-halogen composite structure and a manufacturing method thereof are provided, the low-halogen composite structure comprises a substrate, a film layer and an adhesion layer. The film layer is formed on the substrate, and the components of the film layer comprise 100 parts by weight of one-liquid polyurethane resin and 12-16 parts by weight of low-halogen pigment. The halogen content of the low-halogen coloring material is more than 0ppm and less than 100 ppm. The adhesive layer is formed on the film layer, and the components of the adhesive layer comprise 100 parts by weight of two-liquid type polyurethane resin and 8-10 parts by weight of bridging agent.
Description
Technical field
The present invention relates to a kind of composite structure and manufacture method thereof, and be particularly related to a kind of low halogen composite structure and manufacture method thereof.
Background technology
Generally speaking, urethane resin (Polyurethane) can utilize polyester resin or polyether-type resin to be prepared from.In addition, according to user's demand, urethane resin can be mixed to form a functional material with colorant or other additives, and and various cloth combinations, to form a functional cloth.In recent years, along with the rise of the needs in function and environmental consciousness, user increases gradually for the materials demand that has resistance to fuel efficiency fruit and meet environmental regulations.
Summary of the invention
The invention provides a kind of low halogen composite structure, it has the character such as low halogen.
The invention provides a kind of manufacture method of low halogen composite structure, it is used for manufacturing above-mentioned low halogen composite structure.
The invention provides a kind of low halogen composite structure, this low halogen composite structure comprises a base material, a rete and an adhering layer.Base material has a upper surface.Rete is formed on upper surface, and the composition of rete comprises a fluid polyurethane resin and low halogen colorant, and the component of a fluid polyurethane resin is 100 weight parts, and the component of low halogen colorant is 12-16 weight part.Adhering layer is formed at rete, and the composition of adhering layer comprises two liquid type polyurethane resin and a bridging agent, and the component of two liquid type polyurethane resin is 100 weight parts, and the component of bridging agent is 8-10 weight part.
The invention provides a kind of manufacture method of low halogen composite structure.First, provide a base material, it has a upper surface.Be coated with afterwards a film material on upper surface, the composition of film material comprises a fluid polyurethane resin and low halogen colorant, and the component of a fluid polyurethane resin is 100 weight parts, and the component of low halogen colorant is 12-16 weight part.Then, carry out the pre-dry-cure of film material, to form a rete on upper surface.Be coated with a sticky material on rete, the composition of sticky material comprises two liquid type polyurethane resin and a bridging agent, and the component of two liquid type polyurethane resin is 1 00 weight parts, and the component of bridging agent is 8-10 weight part.Afterwards, carry out the pre-dry-cure of sticky material, to form an adhering layer on rete.
In sum, the invention provides a kind of low halogen composite structure and manufacture method thereof, this low halogen composite structure comprises a rete and an adhering layer.The composition of rete comprises low halogen colorant and a fluid polyurethane resin.And the content of halogen of low halogen colorant is greater than 0ppm and be less than 100ppm.The composition of adhering layer comprises two liquid type polyurethane resin and bridging agent.In addition, low halogen composite structure can be attached on cloth to form the cloth having compared with low-halogen-content.
For enabling further to understand feature of the present invention and technology contents, refer to following about detailed description of the present invention and accompanying drawing, but these explanations and appended graphic the present invention that are only used for illustrating but not are done any restriction to claim scope of the present invention.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the low halogen composite structure of one embodiment of the invention.
[main element nomenclature]
1 low halogen composite structure
10 base materials
12 upper surfaces
20 retes
30 adhering layers
40 base cloths
Embodiment
Fig. 1 is the diagrammatic cross-section of the low halogen composite structure 1 of one embodiment of the invention.Refer to Fig. 1, low halogen composite structure 1 comprises a base material 10, rete 20 and an at least one adhering layer 30.Base material 10 has a upper surface 12.Rete 20 is formed on upper surface 12, and adhering layer 30 is formed on rete 20.
Base material 10 is a separate-type paper, and it can be one to scribble the plastic film of silica resin, has temporary transient adhesive properties.The composition of rete 20 comprises a fluid polyurethane resin (Polyurethane) and a low halogen colorant.The viscosity of one fluid polyurethane resin is 2000-4000 cps, and component is 100 weight parts (Pound per hour, PHR).In addition, a fluid polyurethane resin can utilize the resin of polyester type or the resin of polyether-type to be prepared from.Low halogen colorant is the colorant that contains chlorine component, and its content of halogen is greater than 0ppm and is less than 100ppm, and the component of low halogen colorant can be 12-16 weight part.For example in a preferred embodiment, the component of low halogen colorant can be 14 weight parts.But the present invention does not limit the kind of low halogen colorant, for example low halogen colorant can be also the colorant that contains bromine composition.
In addition, in other embodiments, the composition of rete 20 can also comprise a flame retardant or an antibacterial mildew inhibitor.Flame retardant can be phosphorous flame retardant or metal oxide, and the component of flame retardant can be 10-14 weight part.For example in a preferred embodiment, the component of flame retardant can be 12 weight parts.And the component of antibacterial mildew inhibitor can be 0.2-1 weight part, for example in a preferred embodiment, the component of antibacterial mildew inhibitor can be 0.5 weight part.
The composition of adhering layer 30 comprises two liquid type polyurethane resin and a bridging agent (Crosslinking agent).The viscosity of two liquid type polyurethane resin is 4000-6000cps, and component is 100 weight parts.In addition, two liquid type polyurethane resin can be to utilize the resin of polyester type or the resin of polyether-type to be prepared from.Bridging agent can be isocyanate (isocyanate) bridging agent, and the component of its bridging agent can be 8-10 weight part, and for example in a preferred embodiment, the component of bridging agent can be 8 weight parts.
In addition, low halogen composite structure 1 can be applied on various clothes 40, such as clothing, suitcase or medical mattress etc.In the use, the adhering layer of low halogen composite structure 1 30 can be attached on described cloth 40, and base material 10 is torn, can obtain having the cloth 40 of the character such as low halogen, hydraulic pressure resistance or antibacterial and mouldproof.
What deserves to be explained is, because the content of halogen of low halogen colorant in low halogen composite structure 1 is less than 100ppm, comparatively environmental protection and there is the resistance to combustion of halogen of the cloth 40 that therefore posts low halogen composite structure 1.In addition, according to the difference of rete 20 additives, low halogen composite structure 1 can have different character, and the present invention is not as limit.
The above is the structure of low halogen composite structure 1, and next the manufacture method of low halogen composite structure 1 will be described.First, provide a base material 10, this base material 10 is a separate-type paper, and has a upper surface 12.Then, coating one film material is on upper surface 12.The composition of described film material comprises a fluid polyurethane resin and a low halogen colorant, the component of one fluid polyurethane resin is 100 weight parts, the component of low halogen colorant can be 12-16 weight part, and the content of halogen of low halogen colorant is greater than 0ppm and be less than 100ppm.In addition, this film material can also add the additive of other kinds, for example flame retardant or antibacterial mildew inhibitor in addition.And the method for coated film layer material is to utilize coating machine, for example knife over roll coater (knife on roll coater) or the knife coater that swims (knife on air coater).
Should be noted that, the generation type of film material is to utilize the mode stirring by even to a fluid polyurethane resin and low halogen coloring material for mixing, and mixing temperature is controlled at 20-50 ° of C, and mixing time is 30-40 minute, and mixing speed is 20-30rpm.In addition, in the process of mixing at film material, need to control the rotating speed stirring, to reduce the chance of Bubble formation and aeration coating process.And in a preferred embodiment, mixing speed is 25rpm.In addition, the film material mixing can also be through filtering the process of deaeration, the bubble being produced in mixing process to remove film material.Therefore, the film material of coating base material 10 has less bubbles volume, and the rete 20 forming also can have less bubbles volume.
Afterwards, the base material 10 that is coated with film material is put into baking oven, carry out the pre-dry-cure of film material, to form a rete 20 on upper surface 12, and the thickness of rete 20 is approximately 0.3mm.The Heating temperature of the pre-dry-cure of film material is 40-110 ° of C, and the residence time is 40-60 second.
Next, coating one sticky material is on rete 20, and the composition of sticky material comprises two liquid type polyurethane resin and bridging agent.The component of two liquid type polyurethane resin is 100 weight parts, and bridging agent can be isocyanate bridging agent, and the component of its bridging agent can be 8-10 weight part.And the mode of coating can be to utilize coating machine, for example knife over roll coater or the knife coater that swims.
Afterwards, the base material 10 and the rete 20 that are coated with sticky material are put into baking oven, carry out the pre-dry-cure of sticky material, to form an adhering layer 30 on rete 20.The Heating temperature of the pre-dry-cure of sticky material is 40-110 ° of C, and the residence time is 40-60 second.In addition, the generation type of sticky material is to utilize the mode stirring that two liquid type polyurethane resin and bridging agent are mixed, and mixing temperature is controlled at 20-50 ° of C, and mixing time is 5-10 minute, and mixing speed is 20-30rpm.
What deserves to be explained is, in the process of mixing at sticky material, mixing temperature can not exceed decomposition temperature and the temperature of reaction of bridging agent, otherwise can make bridging agent ineffective.In addition, need to control the rotating speed stirring, to reduce the chance of Bubble formation in sticky material and aeration coating process.In a preferred embodiment, mixing speed is 25rpm.In addition, the sticky material mixing can also be through filtering the process of deaeration, to remove the bubble being produced in sticky material mixing process.Therefore, the adhering layer material of coating rete 20 has less bubbles volume, and the adhering layer 30 forming also can have less bubbles volume.
Hold above-mentionedly, sticky material can form an adhering layer 30 with stickiness after pre-dry-cure, therefore, in subsequent step, low halogen composite structure 1 can be attached on cloth 40.And the serviceable time of adhering layer 30 (pot life) is 4 hours.That is to say, after formation adhering layer 30, will within 4 hours, low halogen composite structure 1 be attached on cloth 40.In addition, after low halogen composite structure 1 is attached on cloth 40, base material 10 can be removed, can obtain having the cloth 40 of the character such as low halogen, hydraulic pressure resistance or antibacterial and mouldproof.
What deserves to be explained is, the ability of hydraulic pressure resistance represents the wearing quality of cloth and the tolerance for pressure.And in the present invention, because the composition of rete 20 includes a fluid polyurethane resin, and the viscosity of this fluid polyurethane resin is 2000-4000cps.Therefore rete 20 has good ductility, and then makes the cloth 40 that posts low halogen composite structure 1 have good hydraulic pressure resistance ability.
In addition, the bubble of film material and sticky material is how many and thickness also can affect the ability of cloth 40 hydraulic pressure resistances.In the present embodiment, reduce the chance of Bubble formation by the stirring velocity of controlling diaphragm layer material and sticky material, and utilize the process of filtering deaeration to reduce bubbles volume.Therefore the rete 20 and the adhering layer 30 that, form have less bubbles volume.And the cloth 40 hydraulic pressure resistance characteristics of posting low halogen composite structure 1 can increase.In the present embodiment, cloth 40 has 5000mmH
2the characteristic of the above hydraulic pressure resistance of O.
In addition, because the content of halogen of low halogen colorant in low halogen composite structure 1 is less than 100ppm, comparatively environmental protection and there is the resistance to combustion of halogen of the cloth 40 that therefore posts low halogen composite structure 1.In addition, according to the difference of rete 20 additives, low halogen composite structure 1 can have different character, and the present invention is not as limit.
In sum, the invention provides a kind of low halogen composite structure and manufacture method thereof.This low halogen composite structure comprises a rete and an adhering layer, and rete is mixed by low halogen colorant, a fluid polyurethane resin and other additives.The content of halogen of low halogen colorant is greater than 0ppm and is less than 100ppm.And adhering layer is mixed to form by two liquid type polyurethane resin and bridging agent.In addition, can control the speed stirring to reduce the chance of Bubble formation in the process of mixed membranous layer material and sticky material, the rete that therefore formed and adhering layer have less bubbles volume.In addition, low halogen composite structure can be attached on cloth by adhering layer, and the cloth that is therefore pasted with low halogen composite structure can have lower content of halogen and hydraulic pressure resistance character preferably.
The foregoing is only embodiments of the invention, it is not in order to limit scope of patent protection of the present invention.The those of ordinary skill of any art technology, not departing from spirit of the present invention and scope, the change of doing and the equivalence of retouching are replaced, and are still in scope of patent protection of the present invention.
Claims (13)
1. a low halogen composite structure, is characterized in that, described low halogen composite structure comprises:
One base material, described base material has a upper surface;
One rete, described rete is formed at described upper surface, the composition of wherein said rete comprises a fluid polyurethane resin and low halogen colorant, the component of a described fluid polyurethane resin is 100 weight parts, the component of described low halogen colorant is 12-16 weight part, and the content of halogen of described low halogen colorant is greater than 0ppm and is less than 100ppm; And
One adhering layer, described adhering layer is formed on described rete, and the composition of wherein said adhering layer comprises two liquid type polyurethane resin and bridging agent, and the component of described two liquid type polyurethane resin is 100 weight parts, and the component of described bridging agent is 8-10 weight part.
2. low halogen composite structure according to claim 1, is characterized in that, described base material is a separate-type paper.
3. low halogen composite structure according to claim 1, is characterized in that, described bridging agent is isocyanate bridging agent.
4. low halogen composite structure according to claim 1, is characterized in that, the composition of described rete also comprises a flame retardant, and the component of described flame retardant is 10-14 weight part.
5. low halogen composite structure according to claim 1, is characterized in that, the composition of described rete also comprises an antibacterial mildew inhibitor, and the component of described antibacterial mildew inhibitor is 0.2-1 weight part.
6. low halogen composite structure according to claim 1, is characterized in that, the viscosity of a described fluid polyurethane resin is 2000-4000cps.
7. low halogen composite structure according to claim 1, is characterized in that, the viscosity of described two liquid type polyurethane resin is 4000-6000cps.
8. a manufacture method for low halogen composite structure, is characterized in that, the manufacture method of described low halogen composite structure comprises:
One base material is provided, and described base material has a upper surface;
One film material is coated on described upper surface, the composition of wherein said film material comprises a fluid polyurethane resin and low halogen colorant, and the component of a described fluid polyurethane resin is 100 weight parts, and the component of described low halogen colorant is 12-16 weight part, and the content of halogen of described low halogen colorant is greater than 0ppm and is less than 100ppm;
Described film material is carried out to pre-dry-cure, to form a rete on described upper surface;
One sticky material is coated on described rete, and the composition of wherein said sticky material comprises two liquid type polyurethane resin and bridging agent, and the component of described two liquid type polyurethane resin is 100 weight parts, and the component of described bridging agent is 8-10 weight part; And
Described sticky material is carried out to pre-dry-cure, to form an adhering layer on described rete.
9. the manufacture method of low halogen composite structure according to claim 8, is characterized in that, the temperature of described film material being carried out to pre-dry-cure is 40-110 ° of C, and the time is 40-60 second.
10. the manufacture method of low halogen composite structure according to claim 8, is characterized in that, the temperature of described sticky material being carried out to pre-dry-cure is 40-110 ° of C, and the time is 40-60 second.
The manufacture method of 11. low halogen composite structures according to claim 8, is characterized in that, described low halogen composite structure is used for being attached to a base cloth.
The manufacture method of 12. low halogen composite structures according to claim 8, is characterized in that, the generation type of described film material comprises:
Utilize the mode stirring by even to a described fluid polyurethane resin and described low halogen coloring material for mixing, wherein mixing temperature is 20-50 ° of C, and mixing time is 30-40 minute, and mixing speed is 20-30rpm;
The described film material mixing is filtered to deaeration.
The manufacture method of 13. low halogen composite structures according to claim 8, is characterized in that, the generation type of described sticky material comprises:
Utilize the mode stirring that described two liquid type polyurethane resin and described bridging agent are mixed, wherein mixing temperature is 20-50 ° of C, and mixing time is 5-10 minute, and mixing speed is 20-30rpm;
The described sticky material mixing is filtered to deaeration.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW102102024A TW201429719A (en) | 2013-01-18 | 2013-01-18 | Low-halogen composition structure and manufacturing method for same |
TW102102024 | 2013-01-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103937420A true CN103937420A (en) | 2014-07-23 |
CN103937420B CN103937420B (en) | 2016-06-08 |
Family
ID=51185304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310031187.7A Expired - Fee Related CN103937420B (en) | 2013-01-18 | 2013-01-25 | Low-halogen composite structure and method of making same |
Country Status (2)
Country | Link |
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CN (1) | CN103937420B (en) |
TW (1) | TW201429719A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101138901A (en) * | 2007-08-17 | 2008-03-12 | 晋江峰安皮业有限公司 | Method of preparing baseball surfacing material |
CN101210388A (en) * | 2006-12-29 | 2008-07-02 | 昆山渤扬纺织有限公司 | Anti-flaming thermal-insulation moisture-penetrating coating cloth and manufacturing method thereof |
EP2145761A1 (en) * | 2008-07-04 | 2010-01-20 | Ferrari S.a.s. di Iannone E. | Membrane for bathing costumes and the like, and process for producing said membrane |
CN102373625A (en) * | 2010-08-11 | 2012-03-14 | 厚生股份有限公司 | Biocompatible fabric and production method thereof |
-
2013
- 2013-01-18 TW TW102102024A patent/TW201429719A/en unknown
- 2013-01-25 CN CN201310031187.7A patent/CN103937420B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101210388A (en) * | 2006-12-29 | 2008-07-02 | 昆山渤扬纺织有限公司 | Anti-flaming thermal-insulation moisture-penetrating coating cloth and manufacturing method thereof |
CN101138901A (en) * | 2007-08-17 | 2008-03-12 | 晋江峰安皮业有限公司 | Method of preparing baseball surfacing material |
EP2145761A1 (en) * | 2008-07-04 | 2010-01-20 | Ferrari S.a.s. di Iannone E. | Membrane for bathing costumes and the like, and process for producing said membrane |
CN102373625A (en) * | 2010-08-11 | 2012-03-14 | 厚生股份有限公司 | Biocompatible fabric and production method thereof |
Also Published As
Publication number | Publication date |
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TW201429719A (en) | 2014-08-01 |
CN103937420B (en) | 2016-06-08 |
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