CN204866394U - Resistant high water pressure polytetrafluoroethylene set composite that slushing deflected - Google Patents
Resistant high water pressure polytetrafluoroethylene set composite that slushing deflected Download PDFInfo
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- CN204866394U CN204866394U CN201520624413.7U CN201520624413U CN204866394U CN 204866394 U CN204866394 U CN 204866394U CN 201520624413 U CN201520624413 U CN 201520624413U CN 204866394 U CN204866394 U CN 204866394U
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Abstract
The utility model discloses a resistant high water pressure polytetrafluoroethylene set composite that slushing deflected, including polytetrafluoroethylene micropore film, the top of the output of polytetrafluoroethylene micropore film is installed and is annotated the material nozzle, the polytetrafluoroethylene micropore film of annotating the material nozzle removes the end and is provided with the unsteady scraper system that the control coating weight formed stabilized protection course thickness, the thickness of protective layer is 10um, the side of the scraper system of floating is installed dynamic pressure and is adjusted the system, developments pressure is adjusted the below of system and is installed the infrared heating source, the infrared heating source has set gradually 150 degrees warm control areas, 160 degree control by temperature change district, 120 degree control by temperature change district, combine closely through top layer cloth and PTFE polytetrafluoroethylene micropore film, reinforce anti deflecting and resistant high water pressure performance, is a good innovative scheme, the double -motor disassembling -and -washing -free smoke ventilator has a very good market prospect.
Description
Technical field
The utility model relates to polytetrafluoroethylene (PTFE) (PTFE) film production process, particularly relates to the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that a kind of moisture-resistant deflects.
Background technology
Polytetrafluoroethylene (PTFE) (PTFE) is high especially, the feature again with acid and alkali-resistance of heatproof in all macromolecular materials, the outstanding person in plastic cement, be commonly called as King, can be applicable to clothes, family spun, military uniform, frock, fire-fighting, medical treatment, the field such as footwear material, adapt to the demand of social high speed development.
General PTFE lamination composite functional fabric, Waterproof Breathable effect is played through PTFE polytetrafluoroethylene film microcellular structure, but to meet the higher government department clothes (police of requirement of strength further, army) etc. industrial protective clothes, namely the PTFE lamination composite functional fabric of general processing procedure cannot reach requirement, in the world to the industrial protective clothes that government department's clothes or strengthening require, (ISO811) is tested by high water pressure resistance again after requiring that WetFlex is wet further and deflecting test (AATCC135), whether demand is met with the intensity and durability of verifying lamination composite functional fabric, domestic manufacturer was by this harsh test in the past, external import functional fabric need be selected and purchased, not only price is high and delivery date is long, the domestic autonomous production of cultivation and technology level are promoted and forms bottleneck, there is deficiency, the demand that society is growing can not be met.
In sum, for the defect of prior art, the special high water pressure resistant polytetrafluoroethylene (PTFE) set composite needing a kind of moisture-resistant to deflect, to solve the deficiencies in the prior art.
Utility model content
For PTFE lamination composite functional fabric general in prior art, the demand of special industry can not be met, the utility model proposes the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that a kind of moisture-resistant deflects, novel in design, combined closely by top layer cloth and PTFE polytetrafluoroethylmicroporous microporous membrane, strengthening is anti-to be deflected and high water pressure resistant performance, addresses the deficiencies of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
The high water pressure resistant polytetrafluoroethylene (PTFE) set composite that a kind of moisture-resistant deflects, comprise polytetrafluoroethylmicroporous microporous membrane, the top of the output of polytetrafluoroethylmicroporous microporous membrane is provided with material injecting nozzle, the polytetrafluoroethylmicroporous microporous membrane mobile terminal of material injecting nozzle is provided with and controls the floating scraper system that coating weight forms stabilized protection course thickness, the thickness of protective layer is 10um, the side of floating scraper system is provided with dynamic pressure adaption systems, the below of dynamic pressure adaption systems is provided with infrared heating source, infrared heating source is disposed with 150 degree of temperature control districts, 160 degree of temperature controlled region, 120 degree of temperature controlled region.
Further, the pressure of described material injecting nozzle is 0.05MPa.
Further, the gap of described floating scraper system is adjusted to 0.5-1.2mm.
Further, the inside of described dynamic pressure adaption systems is provided with cylinder, and cylinder pressure is 3-5kg.
Further, the chemical formulation in described material injecting nozzle includes resin, color, organosilicon, solvent, bridging agent.
The beneficial effects of the utility model are: carry out surface treatment to PTFE polytetrafluoroethylmicroporous microporous membrane in advance through certain proportion stoicheiometry, it is made to maintain outside original high water vapour permeability, increase warping strength bending and high resistance hydraulic pressure ability in addition, select through lamination Compound Machining laminating wheel order simultaneously, combine closely with top layer cloth and PTFE polytetrafluoroethylmicroporous microporous membrane, but do not affect the water vapour permeability of microporous membrane, play with top layer cloth substrate support, further strengthening is anti-to be deflected and high water pressure resistant performance, breaks through foreign production technology bottleneck, realize the target of independent research supply, it is a kind of well innovation scheme, there is very much marketing prospect.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is polytetrafluoroethylene (PTFE) structure chart after the utility model processing.
100-polytetrafluoroethylmicroporous microporous membrane in figure, 110-material injecting nozzle, 120-floating scraper system, 130-protective layer, 140-dynamic pressure adaption systems, 150-infrared heating source.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1, Fig. 2, the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that a kind of moisture-resistant deflects, comprise polytetrafluoroethylmicroporous microporous membrane 100, the top of the output of polytetrafluoroethylmicroporous microporous membrane 100 is provided with material injecting nozzle 110, the polytetrafluoroethylmicroporous microporous membrane mobile terminal of material injecting nozzle 110 is provided with and controls the floating scraper system 120 that coating weight forms stabilized protection course 130 thickness, the thickness of protective layer 130 is 10um, the side of floating scraper system 120 is provided with dynamic pressure adaption systems 140, the below of dynamic pressure adaption systems 140 is provided with infrared heating source 150, infrared heating source 150 is disposed with 150 degree of temperature control districts, 160 degree of temperature controlled region, 120 degree of temperature controlled region.
In addition, the pressure of material injecting nozzle 110 is 0.05MPa.The gap of floating scraper system 120 is adjusted to 0.5-1.2mm.The inside of dynamic pressure adaption systems 140 is provided with cylinder, and cylinder pressure is 3-5kg.Film translational speed: (make yarn fabric chemical formulation be coated with even 60-110g/m
2, formula reaches specification length of penetration, and maturation of heating beginning formula produces commissure with fabric)
Chemical formulation in material injecting nozzle 110 includes resin, color, organosilicon, solvent, bridging agent.Wherein:
For the warping strength and bending performance making PTFE polytetrafluoroethylmicroporous microporous membrane have more high strength, do not affecting under microporous membrane original moisture-inhibiting data prerequisite, carry out following surface treatment, make microporous membrane can deflect (AATCC135) and high water pressure resistance test (ISO811) further by wet.
Through above chemical formulation, surface treatment is carried out to PTFE polytetrafluoroethylmicroporous microporous membrane; thickness 10um protective layer is formed in film surface; do not affecting under microporous membrane original moisture-inhibiting data prerequisite, lifting film is anti-further deflects and buckling strength, tolerates high hydraulic pressure simultaneously and impacts.
The surface treatment of PTFE polytetrafluoroethylmicroporous microporous membrane is carried out through with under type:
The process of film transmission particular design board, to calculate the translational speed of specification, through material injecting nozzle material loading, the upper doses of floating scraper system lash adjustment, dynamic pressure adaption systems osmosis is shaping, and the maturation of heating of infrared heating source is stablized.
PTFE polytetrafluoroethylmicroporous microporous membrane lamination compound:
Through the PTFE polytetrafluoroethylmicroporous microporous membrane of surface treatment strengthening, bind through lamination Compound Machining and top layer cloth, with the gluing of suitable combined wheels order, top layer cloth is effectively engaged with film, do not affecting under film water vapour permeability prerequisite, play with top layer cloth substrate support, strengthening is anti-further deflects and high water pressure resistant performance.
Through the PTFE polytetrafluoroethylmicroporous microporous membrane of surface treatment strengthening, after pressing compound with the surface cloth bed of material, empirical tests deflects (AATCC135) and high water pressure resistant test (ISO811) by following wetting.
WetFlex is wet deflects (AATCC135) test:
PTFE lamination composite functional fabric is placed in the washing machine of specification, be added into specification water level and load thing, do not add any washing powder/essence, every day deflects 8 hours in continuous water, must not disembark in tested person lamination composite material midway, water level and load thing are still remained stationary, and after adding up to deflect every 24 hours, tested functional fabric is taken out releasing wrapping phenomena, put back again and continue to deflect in water, until the time that deflects in accumulative water reach 100 hours after hang dry, PTFE polytetrafluoroethylmicroporous microporous membrane face without splitting, broken hole, bubbling, peels off fold and is stained with glutinous phenomenon.
High water pressure resistance test (ISO811)
Deflect PTFE lamination composite functional fabric after test through WetFlex is wet, fabric front contact with water, and hydraulic pressure is with the rising of the speed of 60cm water column height per minute, and tested person PTFE lamination composite functional fabric can tolerate the above hydraulic pressure impact of 1,000cm water column.
Poisture-penetrability test (JISL1099B1)
With liquor kalii acetici, poisture-penetrability test is carried out to PTFE lamination composite functional fabric, water vapour permeability can be obtained and still maintain 20, more than 000g/m2/24hrsJISL1099B1 water vapour permeability is verified the PTFE polytetrafluoroethylmicroporous microporous membrane strengthened through surface treatment by above method of testing, after pressing compound with the surface cloth bed of material, the original high water vapour permeability of PTFE polytetrafluoroethylmicroporous microporous membrane can not only be maintained, also by the world to government department's clothes or strengthening require industrial protective clothes, test (AATCC135) and high water pressure resistance test (ISO811) is deflected so that WetFlex is wet, intensity and the durability of checking lamination composite functional fabric meet demand, breaks through foreign production technology bottleneck, realize the target of independent research supply.
The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that deflects of a moisture-resistant, comprise polytetrafluoroethylmicroporous microporous membrane, it is characterized in that: the top of the output of polytetrafluoroethylmicroporous microporous membrane is provided with material injecting nozzle, the polytetrafluoroethylmicroporous microporous membrane mobile terminal of material injecting nozzle is provided with and controls the floating scraper system that coating weight forms stabilized protection course thickness, the thickness of protective layer is 10um, the side of floating scraper system is provided with dynamic pressure adaption systems, the below of dynamic pressure adaption systems is provided with infrared heating source, infrared heating source is disposed with 150 degree of temperature control districts, 160 degree of temperature controlled region, 120 degree of temperature controlled region.
2. the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that deflects of a kind of moisture-resistant according to claim 1, is characterized in that: the pressure of described material injecting nozzle is 0.05MPa.
3. the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that deflects of a kind of moisture-resistant according to claim 1, is characterized in that: the gap of described floating scraper system is adjusted to 0.5-1.2mm.
4. the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that deflects of a kind of moisture-resistant according to claim 1, it is characterized in that: the inside of described dynamic pressure adaption systems is provided with cylinder, cylinder pressure is 3-5kg.
5. the high water pressure resistant polytetrafluoroethylene (PTFE) set composite that deflects of a kind of moisture-resistant according to claim 1, is characterized in that: the chemical formulation in described material injecting nozzle includes resin, color, organosilicon, solvent, bridging agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624413.7U CN204866394U (en) | 2015-08-18 | 2015-08-18 | Resistant high water pressure polytetrafluoroethylene set composite that slushing deflected |
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| CN201520624413.7U CN204866394U (en) | 2015-08-18 | 2015-08-18 | Resistant high water pressure polytetrafluoroethylene set composite that slushing deflected |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016579A (en) * | 2018-07-26 | 2018-12-18 | 昱天(上海)新材料有限公司 | The preparation method of the durable difficult hydrolysis-type static elimination microporous membrane of three-decker |
-
2015
- 2015-08-18 CN CN201520624413.7U patent/CN204866394U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016579A (en) * | 2018-07-26 | 2018-12-18 | 昱天(上海)新材料有限公司 | The preparation method of the durable difficult hydrolysis-type static elimination microporous membrane of three-decker |
| CN109016579B (en) * | 2018-07-26 | 2021-05-18 | 昱天(上海)新材料有限公司 | Preparation method of three-layer structure durable and non-hydrolytic type static elimination microporous film |
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