CN115742520B - Polyurethane foam material with antistatic surface - Google Patents

Polyurethane foam material with antistatic surface Download PDF

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Publication number
CN115742520B
CN115742520B CN202211345586.6A CN202211345586A CN115742520B CN 115742520 B CN115742520 B CN 115742520B CN 202211345586 A CN202211345586 A CN 202211345586A CN 115742520 B CN115742520 B CN 115742520B
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layer
antistatic
polyurethane
conductive
silencing
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CN115742520A (en
Inventor
张剑飞
陈翔
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Yancheng Ruisaier New Material Co ltd
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Yancheng Ruisaier New Material Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

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  • Laminated Bodies (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

The invention discloses a polyurethane foam material with an antistatic surface, which comprises a polyurethane base layer, wherein an antistatic layer is arranged at the top of the polyurethane base layer, antistatic particles and antistatic bodies are uniformly arranged in the antistatic layer, a tensile layer is arranged at the top of the antistatic layer, a first silencing layer is arranged at the top of the tensile layer, and a polylactide film is arranged at the top of the first silencing layer. According to the invention, the TPU coating is coated on the outer side of the traditional polyurethane foam, so that weaker electric power can be primarily treated, when stronger static electricity is transferred to the inside of the antistatic layer, the static electricity is absorbed under the mutual cooperation of the antistatic body and the antistatic particles, and the static electricity is transferred to the inside of the conductive wire through the conductive foam ring and the conductive yarn layer by a plurality of groups of conductive fibers, so that the static electricity is eliminated and absorbed in an omnibearing manner.

Description

Polyurethane foam material with antistatic surface
Technical Field
The invention relates to the technical field of polyurethane foam materials, in particular to a polyurethane foam material with an antistatic surface.
Background
The polyurethane foam is a new organic polymer material, is known as a fifth plastic, has a series of characteristics of convenient use, free bending, ultrathin volume, reliable performance and the like, and has higher requirements for the manufacturing process of the polyurethane foam along with the continuous development of technology.
The existing polyurethane foam materials have certain defects:
1. the antistatic effect of the existing polyurethane foam is poor, so that the use feeling of a user is reduced, and because the antistatic fabric is mostly antistatic by adopting a single antistatic layer, when the static is too strong, the antistatic treatment is difficult to perform.
2. The polyurethane foam is applied to sealing of mobile phones, hard disks, digital cameras, GPS, notebook computers, displays, PDAs, loudspeakers, computer housings, instrument boards, buffering and damping, precise electronic and electric appliance sealing, portable computers and the like, but has poor buffering and damping effects on polyurethane foam and has very small protection effect on precise digital products;
3. the polyurethane foam has special properties when in use, so that the strength of polyurethane is low, and the polyurethane foam is easy to crack and damage due to low strength in the use process, thereby bringing certain adverse effects to the use process of people.
Disclosure of Invention
The invention aims to provide a polyurethane foam material with antistatic surface, which solves the related problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a polyurethane foam material of antistatic on surface, includes the polyurethane basic unit, the top of polyurethane basic unit is provided with antistatic layer, antistatic layer's inside evenly is provided with antistatic granule and antistatic body, antistatic layer's top is provided with the tensile layer, tensile layer's top is provided with first amortization layer, first amortization layer's top is provided with down the polylactide membrane, the top of polylactide membrane is provided with the polyurethane insole structure layer down, the top of polyurethane insole structure layer is provided with the polylactide membrane, the top of going up the polylactide membrane is provided with the second amortization layer, the top of second amortization layer is provided with the heat preservation, the top of heat preservation is provided with the TPU coating.
Preferably, the metal braiding layer is braided by metal wires, and the outer side of the metal braiding layer is wrapped by polyurethane.
Preferably, the bottom of the TPU coating and the bottom of the heat insulation layer are wavy, and the TPU coating and the heat insulation layer are connected with each other through an adhesive.
Preferably, the second silencing layer and the first silencing layer are made of polyester fiber materials, and the inside of the second silencing layer and the inside of the first silencing layer are of honeycomb structures.
Preferably, the antistatic body comprises a conductive foam ring, conductive fibers, conductive wires and a conductive yarn layer, wherein the conductive foam ring is positioned in the antistatic layer, the conductive yarn layer is arranged on the inner side of the conductive foam ring, a plurality of groups of conductive fibers are arranged on the inner side of the conductive wires, and the conductive wires are arranged at the positions, close to the circle centers, of the conductive fibers.
Preferably, the polyurethane midsole structure layer is hollowed out to form a cavity, and a plurality of groups of elastic columns are arranged in the cavity.
Preferably, the first silencing layer, the polyurethane midsole structure layer, the second silencing layer, the upper polylactide film and the lower polylactide film are integrally formed through lamination.
Preferably, the cross section of the antistatic particles is elliptical, and the antistatic particles and the antistatic bodies are uniformly arranged at intervals in sequence.
Compared with the prior art, the invention provides the polyurethane foam material with the antistatic surface, which has the following beneficial effects:
1. according to the invention, the TPU coating is coated on the outer side of the traditional polyurethane foam, so that weaker electric power can be primarily treated, when stronger static electricity is transferred to the inside of the antistatic layer, the static electricity is absorbed under the mutual cooperation of the antistatic body and the antistatic particles, and the static electricity is transferred to the inside of the conductive wire through the conductive foam ring and the conductive yarn layer by a plurality of groups of conductive fibers, so that the static electricity is eliminated and absorbed in an omnibearing manner.
2. According to the invention, the plurality of groups of elastic columns are arranged in the polyurethane midsole structural layer, so that when the polyurethane foam is extruded, force is transmitted to the polyurethane midsole structural layer through transmission, the polyurethane midsole structural layer is extruded, the polyurethane midsole structural layer deforms to extrude the elastic columns to deform, impact force is buffered, and meanwhile, noise generated by vibration can be effectively isolated through the silencing holes in the second silencing layer.
3. According to the invention, the tensile layers are arranged, and the metal braiding layers in the tensile layers are woven in a staggered manner through the metal wires, so that the metal wires are mutually matched, the strength of the metal wires is further improved, and meanwhile, the upper reinforcing cloth and the lower reinforcing cloth can assist in supporting the metal braiding layers, and the overall tensile property of the tensile layers is enhanced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of a second sound attenuating layer of the present invention;
FIG. 3 is a side cross-sectional view of an antistatic body of the present invention;
FIG. 4 is a perspective view of a tensile layer of the present invention;
fig. 5 is a top view of a metal braid of the present invention.
In the figure: 1. a polyurethane base layer; 2. antistatic particles; 3. an antistatic body; 301. a conductive foam ring; 302. a conductive fiber; 303. a conductive wire; 304. a conductive yarn layer; 4. an antistatic layer; 5. a first sound deadening layer; 6. a polyurethane midsole structure layer; 7. a second sound deadening layer; 8. a TPU coating; 9. coating a polylactide film; 10. a lower polylactide film; 11. a tensile layer; 1101. the upper reinforcing cloth; 1102. a metal braid; 1103. a lower reinforcing cloth; 12. and a heat preservation layer.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a polyurethane foam material of antistatic surface, including polyurethane basic unit 1, polyurethane basic unit 1's top is provided with antistatic layer 4, antistatic layer 4's inside evenly is provided with antistatic granule 2 and antistatic body 3, antistatic layer 4's top is provided with tensile layer 11, tensile layer 11's top is provided with first amortization layer 5, first amortization layer 5's top is provided with down the polylactide membrane 10, the top of polylactide membrane 10 is provided with polyurethane insole structure layer 6 down, polyurethane insole structure layer 6's top is provided with the polylactide membrane 9, go up the top of polylactide membrane 9 and be provided with second amortization layer 7, second amortization layer 7's top is provided with heat preservation layer 12, heat preservation layer 12's top is provided with TPU coating 8.
As a preferable scheme of the present embodiment: the metal braid 1102 is woven from metal wires, and the outer side of the metal braid 1102 is wrapped with polyurethane, so that the metal braid 1102 is more tightly connected.
As a preferable scheme of the present embodiment: the bottom of the TPU coating 8 and the bottom of the heat preservation layer 12 are wavy, the TPU coating 8 and the heat preservation layer 12 are connected with each other through an adhesive, and the cohesiveness between the TPU coating 8 and the heat preservation layer 12 is improved.
As a preferable scheme of the present embodiment: the second noise reduction layer 7 and the first noise reduction layer 5 are made of polyester fiber materials, and the second noise reduction layer 7 and the first noise reduction layer 5 are of honeycomb structures, so that the noise reduction effect of polyurethane foam is improved.
As a preferable scheme of the present embodiment: the antistatic body 3 comprises a conductive foam ring 301, conductive fibers 302, conductive wires 303 and a conductive yarn layer 304, wherein the conductive foam ring 301 is positioned in the antistatic layer 4, the conductive yarn layer 304 is arranged on the inner side of the conductive foam ring 301, a plurality of groups of conductive fibers 302 are arranged on the inner side of the conductive wires 303, the conductive wires 303 are arranged at the positions, close to the circle centers, of the plurality of groups of conductive fibers 302, and the antistatic property of polyurethane foam is improved.
As a preferable scheme of the present embodiment: the inside fretwork of polyurethane insole structure layer 6 forms the cavity, and the inside of cavity is provided with multiunit elastic column, improves the elasticity of polyurethane insole structure layer 6.
As a preferable scheme of the present embodiment: the first silencing layer 5, the polyurethane midsole structure layer 6, the second silencing layer 7, the upper polylactide film 9 and the lower polylactide film 10 are integrally formed through lamination, so that the connection tightness among all the layers is improved.
As a preferable scheme of the present embodiment: the cross section of the antistatic particles 2 is elliptical, and the antistatic particles 2 and the antistatic bodies 3 are sequentially and uniformly arranged at intervals, so that static electricity can be absorbed in various places.
In example 1, as shown in fig. 4-5, the outer side of the polyurethane foam is coated with the TPU coating 8, so that weaker power can be primarily handled, when stronger static electricity is transferred to the inside of the antistatic layer 4, the static electricity is absorbed under the mutual cooperation of the antistatic body 3 and the antistatic particles 2, and the static electricity is transferred to the inside of the conductive yarn 303 through the conductive foam ring 301 and the conductive yarn layer 304 by the plurality of groups of conductive fibers 302, so that the static electricity is eliminated and absorbed in an omnibearing manner.
Embodiment 2, as shown in fig. 4-5, when the polyurethane foam is extruded, force is transmitted to the polyurethane midsole structure layer 6 through transmission, the polyurethane midsole structure layer 6 is extruded, so that the polyurethane midsole structure layer 6 deforms to extrude the elastic column to deform, impact force is buffered, meanwhile, the noise reduction holes in the second noise reduction layer 7 can repeatedly rebound and transmit the transmitted sound, consumption of sound energy can be effectively isolated from noise generated by vibration.
Working principle: the TPU coating 8 is coated on the outer side of the polyurethane foam, weak electric power can be primarily handled, when strong static electricity is transferred to the inner part of the antistatic layer 4, the static electricity is absorbed under the mutual cooperation of the antistatic body 3 and the antistatic particles 2, and the static electricity is transferred to the inner part of the conductive wire 303 through the conductive foam ring 301 and the conductive yarn layer 304 by the plurality of groups of conductive fibers 302, so that the static electricity is eliminated and absorbed in an omnibearing manner.
When the polyurethane foam is extruded, force is transmitted to the polyurethane midsole structure layer 6 through transmission, the polyurethane midsole structure layer 6 is extruded, the polyurethane midsole structure layer 6 deforms to extrude the elastic column, impact force is buffered, meanwhile, the noise reduction holes in the second noise reduction layer 7 can transmit the transmitted sound repeatedly in a rebound mode, the consumption of sound energy is reduced, and noise generated by vibration can be effectively isolated.
The inside metal weaving layer 1102 of tensile layer 11 is woven through the wire is crisscross each other for mutually supporting between the wire, and further improved the intensity of wire, go up reinforcement cloth 1101 and lower reinforcement cloth 1103 simultaneously can assist to support metal weaving layer 1102, strengthen the holistic tensile strength of tensile layer 11, thereby guarantee the holistic intensity of polyurethane foam, reduce the cracked condition that exists when the follow-up use, go up polylactide film 9 and lower polylactide film 10 and be environmental protection material, be convenient for degrade, have ventilative effect, the performance is more excellent, can conveniently connect the location to polyurethane foam through the location frame, it is more swift to use, the location effect is excellent, be difficult for droing, have the protective effect at the skin during transportation, adopt polylactide environmental protection material and sound absorbing material, the environmental protection performance is excellent, the sound insulation effect is good.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and that the simple modification and equivalent substitution of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present invention.

Claims (7)

1. The polyurethane foam material with antistatic surface comprises a polyurethane base layer (1), and is characterized in that: the antistatic polyurethane coating comprises a polyurethane base layer (1), wherein an antistatic layer (4) is arranged at the top of the polyurethane base layer (1), antistatic particles (2) and antistatic bodies (3) are uniformly arranged in the antistatic layer (4), a tensile layer (11) is arranged at the top of the antistatic layer (4), a first silencing layer (5) is arranged at the top of the tensile layer (11), a lower polylactide film (10) is arranged at the top of the first silencing layer (5), a polyurethane midsole structure layer (6) is arranged at the top of the lower polylactide film (10), an upper polylactide film (9) is arranged at the top of the polyurethane midsole structure layer (6), a second silencing layer (7) is arranged at the top of the upper polylactide film (9), a heat preservation layer (12) is arranged at the top of the second silencing layer (7), and a TPU coating (8) is arranged at the top of the heat preservation layer (12);
the antistatic body (3) comprises a conductive foam ring (301), conductive fibers (302), conductive wires (303) and a conductive yarn layer (304), wherein the conductive foam ring (301) is positioned in the antistatic layer (4), the conductive yarn layer (304) is arranged on the inner side of the conductive foam ring (301), a plurality of groups of conductive fibers (302) are arranged on the inner side of the conductive wires (303), and the conductive wires (303) are arranged at the positions, close to the circle centers, of the conductive fibers (302);
the cross section of the antistatic particles (2) is elliptical, and the antistatic particles (2) and the antistatic bodies (3) are sequentially and uniformly arranged at intervals.
2. The polyurethane foam material with antistatic surfaces according to claim 1, wherein: the tensile layer (11) comprises an upper reinforcing cloth (1101), a metal braiding layer (1102) and a lower reinforcing cloth (1103), wherein the lower reinforcing cloth (1103) is positioned at the top of the antistatic layer (4), the metal braiding layer (1102) is arranged at the top of the lower reinforcing cloth (1103), and the upper reinforcing cloth (1101) is arranged at the top of the metal braiding layer (1102).
3. A polyurethane foam material having an antistatic surface according to claim 2, wherein: the metal braiding layer (1102) is braided by metal wires, and the outer side of the metal braiding layer (1102) is wrapped by polyurethane.
4. The polyurethane foam material with antistatic surfaces according to claim 1, wherein: the bottom of the TPU coating (8) and the bottom of the heat preservation layer (12) are wavy, and the TPU coating (8) and the heat preservation layer (12) are connected with each other through an adhesive.
5. The polyurethane foam material with antistatic surfaces according to claim 1, wherein: the second silencing layer (7) and the first silencing layer (5) are made of polyester fiber materials, and the second silencing layer (7) and the first silencing layer (5) are of honeycomb structures.
6. The polyurethane foam material with antistatic surfaces according to claim 1, wherein: the polyurethane midsole structure layer (6) is hollow in the inside to form a cavity, and a plurality of groups of elastic columns are arranged in the cavity.
7. The polyurethane foam material with antistatic surfaces according to claim 1, wherein: the first silencing layer (5), the polyurethane midsole structure layer (6), the second silencing layer (7), the upper polylactide film (9) and the lower polylactide film (10) are integrally formed through lamination.
CN202211345586.6A 2022-10-31 2022-10-31 Polyurethane foam material with antistatic surface Active CN115742520B (en)

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CN216267942U (en) * 2021-11-12 2022-04-12 常州市中大无纺制品有限公司 Novel needle-punched cloth with good protection effect
CN216400833U (en) * 2021-10-08 2022-04-29 安富(福建)塑胶科技有限公司 Pearl wool with antistatic function
CN216579504U (en) * 2021-11-24 2022-05-24 晋江市聚嘉环保科技有限公司 Cold-proof antistatic glued membrane that spouts
CN217073657U (en) * 2021-12-01 2022-07-29 河北鑫融泉科技有限公司 Novel antistatic isolating membrane

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Publication number Priority date Publication date Assignee Title
CN109487408A (en) * 2017-09-11 2019-03-19 绍兴首典纺织有限公司 Granular pattern Antistatic Fabric
CN208730473U (en) * 2018-07-04 2019-04-12 绍兴皮尔波澜纺织品有限公司 A kind of high branch serge fabric
CN208515077U (en) * 2018-07-18 2019-02-19 冉聚(上海)高新材料有限公司 One kind having the function of surface anti-static microporous polyurethane foam structure
CN109049903A (en) * 2018-08-06 2018-12-21 广州市花林景观工程有限公司 A kind of antistatic cloth resistant to bending
CN211643190U (en) * 2019-12-30 2020-10-09 东莞市耀星高分子科技有限公司 Antistatic high-protection transportation foam structure
CN111150173A (en) * 2020-01-21 2020-05-15 翁秋梅 Shock attenuation sole and shock attenuation shoes
CN212400507U (en) * 2020-05-29 2021-01-26 福建银领服装科技有限公司 Granular antistatic fabric
CN212920707U (en) * 2020-06-22 2021-04-09 江苏锐嘉新能源科技有限公司 Polyurethane micropore foam structure with surface antistatic function
CN213167275U (en) * 2020-08-10 2021-05-11 苏州博元纺织实业有限公司 Anti-slip easily-cleaned chemical fiber door mat
CN112549721A (en) * 2020-12-04 2021-03-26 海大智汇(厦门)科技有限公司 High-performance polyurethane flame-retardant foam
CN215379686U (en) * 2021-01-14 2021-12-31 苏州鸿裕松电子科技有限公司 Multilayer conductive foam
CN216400833U (en) * 2021-10-08 2022-04-29 安富(福建)塑胶科技有限公司 Pearl wool with antistatic function
CN216192050U (en) * 2021-10-29 2022-04-05 苏州普诺兹电子有限公司 Antistatic polyurethane foam
CN216267942U (en) * 2021-11-12 2022-04-12 常州市中大无纺制品有限公司 Novel needle-punched cloth with good protection effect
CN216579504U (en) * 2021-11-24 2022-05-24 晋江市聚嘉环保科技有限公司 Cold-proof antistatic glued membrane that spouts
CN217073657U (en) * 2021-12-01 2022-07-29 河北鑫融泉科技有限公司 Novel antistatic isolating membrane

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