CN106584998A - Anti-static special stamping protective film - Google Patents

Anti-static special stamping protective film Download PDF

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Publication number
CN106584998A
CN106584998A CN201611015880.5A CN201611015880A CN106584998A CN 106584998 A CN106584998 A CN 106584998A CN 201611015880 A CN201611015880 A CN 201611015880A CN 106584998 A CN106584998 A CN 106584998A
Authority
CN
China
Prior art keywords
antistatic
layer
static
internally provided
polyvinyl chloride
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.)
Pending
Application number
CN201611015880.5A
Other languages
Chinese (zh)
Inventor
沈协新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Qilian Adhesive Products Co Ltd
Original Assignee
Wuxi Qilian Adhesive Products Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Qilian Adhesive Products Co Ltd filed Critical Wuxi Qilian Adhesive Products Co Ltd
Priority to CN201611015880.5A priority Critical patent/CN106584998A/en
Publication of CN106584998A publication Critical patent/CN106584998A/en
Pending legal-status Critical Current

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Classifications

    • B32B17/064
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/34Layered products comprising a layer of synthetic resin comprising polyamides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • B32B27/365Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04Interconnection of layers
    • B32B7/12Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/10Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/20Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21Anti-static
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554Wear resistance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/714Inert, i.e. inert to chemical degradation, corrosion

Landscapes

  • Laminated Bodies (AREA)

Abstract

The invention discloses an anti-static special stamping protective film. The anti-static special stamping protective film comprises a protective film body. An anti-static organic glass layer is arranged inside the protective film body, an anti-static organic glass plate is arranged inside the anti-static organic glass layer, an anti-static polyvinyl chloride layer is fixedly connected to the lower surface of the anti-static organic glass layer, an anti-static polyvinyl chloride plate is arranged inside the anti-static polyvinyl chloride layer, and an anti-static polycarbonate layer is fixedly connected to the lower surface of the anti-static polyvinyl chloride layer. The anti-static special stamping protective film has the excellent anti-static function, the high-hardness and chemical solvent corrosion resistance effects are achieved, the anti-static function cannot be prone to influence by humidity and temperature, the condition of damage to the protective film can be effectively avoided, the light transmittance performance of the protective film can be effectively enhanced, the processable performance of the protective film can be effectively improved, and therefore the electrostatic problem in the using process of a common protective film is effectively solved.

Description

A kind of antistatic special type punching press diaphragm
Technical field
The present invention relates to technical field of membrane is protected, specially a kind of antistatic special type punching press diaphragm.
Background technology
Diaphragm can be divided into protective film for digital product according to purposes, and protection film for automobile, family expenses diaphragm, food fresh keeping is protected Cuticula etc..As the digital products such as mobile phone are in the popularization of China, a kind of diaphragm system for becoming screen protecting film slowly Claim, and its function in screen protecting film field is also multifarious, earliest high definition is scratch resistant, to Hong Kong GLAUKE now, 180 Degree is in one's favour with OK8 functional form diaphragms.AR material of the material from earliest PP materials to popular, centre experienced 5 years Many development, being received by vast mobile phone colony slowly, diaphragm functionally say be will be to our claimed entities A tunic is put outside article.Have AR T-coatings, AG frosted anti-reflective films, mobile phone mirror film, peep-proof film, high definition in society now The functional form diaphragm such as preventing from scraping film.AR reflection-proof anti-electromagnetic-radiations diaphragm substantially adopts pet materials, three layers of scratch resistant anti-electromagnetism Irradiation structure.Protection film thickness:0.25mm or so.Reflection-proof, anti-electromagnetic-radiation, effective filters ultra violet line.
With the development of diaphragm, in having been applied to industry-by-industry, in a lot of special type punching press industries, good product is needed Punching press can be just carried out after wanting diaphragm to be protected, prevents product size and profile etc. from being destroyed and being affected, in extraordinary punching press In, most important influence factor is exactly electrostatic, and the various particles dissociated in air will occur electrostatic after aggregation to a certain degree Phenomenon, this electrostatic phenomenon largely affects the data size of extraordinary punching press, so needing a kind of antistatic special type punching press Diaphragm.
The content of the invention
(One)The technical problem of solution
For the deficiencies in the prior art, the invention provides a kind of antistatic special type punching press diaphragm, solves common diaphragm The problem of electrostatic during use.
(Two)Technical scheme
To realize object above, the present invention is achieved by the following technical programs:A kind of antistatic special type punching press diaphragm, bag Include diaphragm main body, the diaphragm main body is internally provided with antistatic perspex layer, the antistatic perspex layer Be internally provided with antistatic poly (methyl methacrylate) plate, the lower surface of the antistatic perspex layer is fixedly connected with antistatic polychlorostyrene Pvdf layer, the antistatic polyvinyl chloride layer is internally provided with antistatic polyvinyl chloride panel, the antistatic polyvinyl chloride layer Lower surface be fixedly connected with antistatic Polycarbonate Layer, the antistatic Polycarbonate Layer is internally provided with the poly- carbon of antistatic Acid esters plate.
The lower surface of the antistatic Polycarbonate Layer is fixedly connected with polyethylene terephthalate's layer, described poly- to benzene Dicarboxylic ester layer is internally provided with polyethylene terephthalate's plate, the following table of polyethylene terephthalate's layer Face is fixedly connected with Antistatic Nylon layer, and the Antistatic Nylon layer is internally provided with Antistatic Nylon plate.
Preferably, the lower surface of the Antistatic Nylon layer is fixedly connected with anti-scratching wearproof coating, and the anti-scratching wearproof is applied Layer is internally provided with UV photocuring high-temperature Resistance Adhesives, and the UV photocurings high-temperature Resistance Adhesives are internally provided with solid powder End, the particle diameter of the pressed powder is less than or equal to ten microns.
Preferably, the antistatic perspex layer, antistatic polyvinyl chloride layer, antistatic Polycarbonate Layer, poly- to benzene The upper and lower surface of dicarboxylic ester layer, Antistatic Nylon layer and anti-scratching wearproof coating has been respectively fixedly connected with anti-skidding Salient point and lower anti-skidding salient point, the upper anti-skidding salient point and lower anti-skidding salient point are in circular shape.
Preferably, the upper anti-skidding salient point and lower anti-skidding salient point pass through UV photocuring high-temperature Resistance Adhesives bondings.
(Three)Beneficial effect
The invention provides a kind of antistatic special type punching press diaphragm, possesses following beneficial effect:
(1), antistatic special type punching press diaphragm, by arranging antistatic poly (methyl methacrylate) plate, reached antistatic sheet resistance For 8 power Ω of 10 6 power~10, with outstanding electrostatic-proof function, by arranging antistatic polyvinyl chloride panel, reach The effect of high rigidity and anti-chemical solvent erosion performance.
(2), antistatic special type punching press diaphragm, by antistatic polycarbonate plate, be difficult can electrostatic-proof function Affected by humidity and temperature, by arranging anti-scratching wearproof coating, diaphragm can be prevented effectively from and damaged situation occur, passed through Polyethylene terephthalate's plate is set, can effectively strengthen the light transmission of diaphragm, by Antistatic Nylon plate, Neng Gouyou Effect improve diaphragm processability, so as to effectively solve the problems, such as common diaphragm use during electrostatic.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is anti-skidding salient point front view of the present invention.
In figure:1 diaphragm main body, 2 antistatic perspex layers, 3 antistatic poly (methyl methacrylate) plates, 4 antistatic polyvinyl chloride Layer, 5 antistatic polyvinyl chloride panels, 6 antistatic Polycarbonate Layers, 7 antistatic polycarbonate plates, 8 polyethylene terephthalates Layer, 9 polyethylene terephthalate's plates, 10 Antistatic Nylon layers, 11 Antistatic Nylon plates, 12 anti-scratching wearproof coatings, 13UV light Solidification high-temperature Resistance Adhesives, 14 pressed powders, anti-skidding salient point, 16 times anti-skidding salient points on 15.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme:A kind of antistatic special type punching press diaphragm, including protection Film main body 1, diaphragm main body 1 is internally provided with antistatic perspex layer 2, and the inside of antistatic perspex layer 2 arranges There is antistatic poly (methyl methacrylate) plate 3, by arranging antistatic poly (methyl methacrylate) plate 3, reached 6 powers that antistatic sheet resistance is 10 ~10 8 power Ω, with outstanding electrostatic-proof function, the lower surface of antistatic perspex layer 2 is fixedly connected with antistatic Polyvinyl chloride layer 4, antistatic polyvinyl chloride layer 4 is internally provided with antistatic polyvinyl chloride panel 5, by arranging antistatic polychlorostyrene Vinyl plate 5, has reached the effect of high rigidity and anti-chemical solvent erosion performance, and the lower surface of antistatic polyvinyl chloride layer 4 is fixed It is connected with antistatic Polycarbonate Layer 6, antistatic Polycarbonate Layer 6 is internally provided with antistatic polycarbonate plate 7, by anti- Static polycarbonates plate 7, can make electrostatic-proof function be difficult to be affected by humidity and temperature.
The lower surface of antistatic Polycarbonate Layer 6 is fixedly connected with polyethylene terephthalate's layer 8, poly terephthalic acid Diethyl ester layer 8 is internally provided with polyethylene terephthalate's plate 9, by arranging polyethylene terephthalate's plate 9, can Effectively strengthen the light transmission of diaphragm, the lower surface of polyethylene terephthalate's layer 8 is fixedly connected with Antistatic Nylon layer 10, Antistatic Nylon layer 10 is internally provided with Antistatic Nylon plate 11, by Antistatic Nylon plate 11, can effectively improve guarantor The processability of cuticula, the lower surface of Antistatic Nylon layer 10 is fixedly connected with anti-scratching wearproof coating 12, anti-scratch by arranging Wear-resistant coating 12, can be prevented effectively from diaphragm and damaged situation occur, and the UV light that is internally provided with of anti-scratching wearproof coating 12 is consolidated Change high-temperature Resistance Adhesives 13, UV photocurings high-temperature Resistance Adhesives 13 are internally provided with pressed powder 14, the grain of pressed powder 14 Footpath is less than or equal to ten microns, antistatic perspex layer 2, antistatic polyvinyl chloride layer 4, antistatic Polycarbonate Layer 6, poly- right The upper and lower surface of diethyl phthalate layer 8, Antistatic Nylon layer 10 and anti-scratching wearproof coating 12 is respectively fixedly connected with There are upper anti-skidding salient point 15 and lower anti-skidding salient point 16, upper anti-skidding salient point 15 and lower anti-skidding salient point 16 are in circular shape, upper anti-skidding salient point 15 and lower anti-skidding salient point 16 by the bonding of UV photocurings high-temperature Resistance Adhesives 13, make so as to effectively solve common diaphragm The problem of electrostatic with during.
Operation principle:During work, the antistatic work(of antistatic poly (methyl methacrylate) plate 3, antistatic polyvinyl chloride panel 5, anti-chemical solution Agent is corroded, and antistatic polycarbonate plate 7 makes electrostatic-proof function be difficult to be affected by humidity and temperature, polyethylene terephthalate Plate 9 strengthens the light transmission of diaphragm, and Antistatic Nylon plate 11 improves the machinability of diaphragm, and anti-scratching wearproof coating 12 is avoided There is damaged situation in diaphragm.
In sum, the antistatic special type punching press diaphragm, by arranging antistatic poly (methyl methacrylate) plate 3, has reached anti-quiet Ammeter surface resistance is 8 power Ω of 10 6 power~10, with outstanding electrostatic-proof function, by arranging anti-scratching wearproof coating 12 are internally provided with UV photocurings high-temperature Resistance Adhesives 13, can be prevented effectively from diaphragm and damaged situation occur.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating In any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to Nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment Intrinsic key element.In the absence of more restrictions.By sentence " key element limited including ..., it is not excluded that Also there is other identical element in the process including the key element, method, article or equipment ".
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.

Claims (4)

1. a kind of antistatic special type punching press diaphragm, including diaphragm main body(1), it is characterised in that:The diaphragm main body(1) Be internally provided with antistatic perspex layer(2), the antistatic perspex layer(2)To be internally provided with antistatic organic Glass plate(3), the antistatic perspex layer(2)Lower surface be fixedly connected with antistatic polyvinyl chloride layer(4), it is described anti- Electrostatic polyvinyl chloride layer(4)Be internally provided with antistatic polyvinyl chloride panel(5), the antistatic polyvinyl chloride layer(4)Under Surface is fixedly connected with antistatic Polycarbonate Layer(6), the antistatic Polycarbonate Layer(6)Be internally provided with antistatic gather Carbonic ester plate(7);
The antistatic Polycarbonate Layer(6)Lower surface be fixedly connected with polyethylene terephthalate's layer(8), it is described poly- right Diethyl phthalate layer(8)Be internally provided with polyethylene terephthalate's plate(9), the polyethylene terephthalate Layer(8)Lower surface be fixedly connected with Antistatic Nylon layer(10), the Antistatic Nylon layer(10)Be internally provided with it is anti-quiet Electric nylon sheet(11).
2. a kind of antistatic special type punching press diaphragm according to claim 1, it is characterised in that:The Antistatic Nylon layer (10)Lower surface be fixedly connected with anti-scratching wearproof coating(12), the anti-scratching wearproof coating(12)Be internally provided with UV light consolidate Change high-temperature Resistance Adhesives(13), the UV photocurings high-temperature Resistance Adhesives(13)Be internally provided with pressed powder(14), it is described Pressed powder(14)Particle diameter be less than or equal to ten microns.
3. a kind of extraordinary punching press diaphragm of antistatic according to claim 1 and 2, it is characterised in that:The antistatic has Machine glassy layer(2), antistatic polyvinyl chloride layer(4), antistatic Polycarbonate Layer(6), polyethylene terephthalate's layer(8)、 Antistatic Nylon layer(10)With anti-scratching wearproof coating(12)Upper and lower surface be respectively fixedly connected with anti-skidding salient point (15)With lower anti-skidding salient point(16), the upper anti-skidding salient point(15)With lower anti-skidding salient point(16)In circular shape.
4. a kind of extraordinary punching press diaphragm of antistatic according to claim 1,2 and 3, it is characterised in that:It is described anti-skidding Salient point(15)With lower anti-skidding salient point(16)Pass through UV photocuring high-temperature Resistance Adhesives(13)Bonding.
CN201611015880.5A 2016-11-18 2016-11-18 Anti-static special stamping protective film Pending CN106584998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611015880.5A CN106584998A (en) 2016-11-18 2016-11-18 Anti-static special stamping protective film

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Application Number Priority Date Filing Date Title
CN201611015880.5A CN106584998A (en) 2016-11-18 2016-11-18 Anti-static special stamping protective film

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111732751A (en) * 2020-06-07 2020-10-02 沈阳东阳聚氨酯有限公司 Polyurethane elastomer with high friction coefficient

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202809395U (en) * 2012-08-09 2013-03-20 斯迪克新型材料(江苏)有限公司 Antistatic haze surface release paper
JP2013240927A (en) * 2012-05-21 2013-12-05 Fujimori Kogyo Co Ltd Surface treatment film, surface protective film and precision electrical/electronic component pasted with the same
CN104950357A (en) * 2014-03-31 2015-09-30 索尼公司 Protective film, laminate, display device, and film-attaching unit
CN205326411U (en) * 2015-11-24 2016-06-22 广东东立新材料科技有限公司 High tensile crowded protection film altogether of resistant punching press of color -coated sheet
CN206426573U (en) * 2016-11-18 2017-08-22 无锡祁龙胶粘制品有限公司 A kind of extraordinary punching press diaphragm of antistatic

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013240927A (en) * 2012-05-21 2013-12-05 Fujimori Kogyo Co Ltd Surface treatment film, surface protective film and precision electrical/electronic component pasted with the same
CN202809395U (en) * 2012-08-09 2013-03-20 斯迪克新型材料(江苏)有限公司 Antistatic haze surface release paper
CN104950357A (en) * 2014-03-31 2015-09-30 索尼公司 Protective film, laminate, display device, and film-attaching unit
CN205326411U (en) * 2015-11-24 2016-06-22 广东东立新材料科技有限公司 High tensile crowded protection film altogether of resistant punching press of color -coated sheet
CN206426573U (en) * 2016-11-18 2017-08-22 无锡祁龙胶粘制品有限公司 A kind of extraordinary punching press diaphragm of antistatic

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111732751A (en) * 2020-06-07 2020-10-02 沈阳东阳聚氨酯有限公司 Polyurethane elastomer with high friction coefficient

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Application publication date: 20170426

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