CN1683147A - Method for producing foamed material with stereo convex grains using thermoplastic elastomer - Google Patents
Method for producing foamed material with stereo convex grains using thermoplastic elastomer Download PDFInfo
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- CN1683147A CN1683147A CN 200410032769 CN200410032769A CN1683147A CN 1683147 A CN1683147 A CN 1683147A CN 200410032769 CN200410032769 CN 200410032769 CN 200410032769 A CN200410032769 A CN 200410032769A CN 1683147 A CN1683147 A CN 1683147A
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- expanded material
- thermoplastic elastomer
- lamellar body
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- burr
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Abstract
The making process of foamed thermoplastic elastomer material with stereo convex grains includes the following steps: making foamed sheet with thermoplastic elastomer grains; heating to soften the foamed sheet and fixing one netted fabric onto the surface of the foamed sheet; applying pressure through one mold with homogeneously distributed notches to make the plasticized foamed sheet material transfer from high pressure parts to the low pressure parts through the meshes of the netted fabric to form stereo convex grains in the surface of the foamed sheet; and stripping off the netted fabric to obtain the elastomer material with stereo convex grains.
Description
Technical field
The present invention relates to the manufacture method of expanded material, refer in particular to and a kind ofly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr.
Background technology
As everyone knows, because rubber expanded material has better elastic and damping characteristic, so frequent processed floor, mat or other liner of being made into generally is used in the daily life, in order to absorbing vibration, sound insulation or on-slip.But, because the expanded material lamellar body that utilizes rubber expanded material to make, the strength of materials itself a little less than, can't bear bigger shear stress, so these expanded material lamellar bodies generally all are made into the lamellar body of square or rectangular, in order to avoid the expanded material lamellar body of rolling, furl and handling process in, rupture because of pullling.
In addition, because the surface of these expanded material lamellar bodies, generally all be made into plane, the method of there is no shows its anti-slip effect, so some manufacturer, for solving this problem, special after producing the expanded material lamellar body of these square or rectangulars, utilize mould by hot-forming mode again, form the burr of many solids in these expanded material sheet surfaces, to increase the friction of these expanded material sheet surfaces, still, this kind practice, significantly increased production process, man-hour and cost, but still can't solve the problem of continuous production of these expanded material lamellar bodies and undercapacity own, therefore, limit the scope of application of these expanded material lamellar bodies.
The partly processing and manufacturing dealer of expanded material lamellar body is arranged, this expanded material lamellar body can't be produced in a large number and the problem of undercapacity in order to solve, especially when making these expanded material lamellar bodies, on these expanded material lamellar bodies, paste fixedly one deck screen cloth, intensity with these expanded material lamellar bodies of effective lifting, but, this practice, but because of this layer screen cloth at interval the area that directly contacts between expanded material lamellar body and other object, the damping characteristic and the anti-slip effect that make these expanded material lamellar bodies provide greatly reduce, and have lost its due characteristic.
Summary of the invention
The purpose of this invention is to provide and a kind ofly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, by the expanded material that thermoplastic elastomer micelle foaming is finished, cut into lamellar body according to required thickness, utilize a heater that it is heated again, make the softening degree of expanded material lamellar body to plasticization, and a resistant to elevated temperatures screen cloth attached the surface that is fixed on the expanded material lamellar body, the mould that offers most little grooves by a surface is exerted pressure to it, make and bear the bigger part of pressure on the material lamellar body of plasticization and move to bearing the less part of pressure, under the impeding of high temperature resistant screen cloth, break through the mesh of high temperature resistant screen cloth, on the surface of expanded material lamellar body, form the stereo structure burr, reach and produce firm in structurely, and have the purpose of the on-slip expanded material of three-dimensional burr.
Another purpose of the present invention provides a kind ofly to be utilized thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, by when screen cloth is peeled off, on the surface of expanded material lamellar body, form the three-dimensional decorative pattern or the purpose of pattern according to the decorative pattern of screen cloth or pattern.
Another object of the present invention provides a kind ofly to be utilized thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, by the mode of chilled water with circulation imported in the mould, to make die surface form low-temperature condition, make it when the expanded material lamellar body being exerted pressure the three-dimensional burr of formation, can cool off the expanded material lamellar body immediately, make these stereo structure burrs finalize the design rapidly, reach the purpose of producing on-slip expanded material apace with three-dimensional burr.
The object of the present invention is achieved like this: a kind ofly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this method comprises the steps:
(1) utilizes a kind of thermoplastic elastomer micelle, produce an expanded material lamellar body;
(2) utilize a heater, this expanded material lamellar body is heated, the softening degree of order expanded material wherein to plasticization;
(3) a high temperature resistant screen cloth with predetermined mesh size is pasted and fixed at least one side surface of this expanded material lamellar body;
(4) with at least one mould this expanded material lamellar body is exerted pressure, in order to the mould that the one side that is coated with this high temperature resistant screen cloth on this expanded material lamellar body is exerted pressure, evenly offer most little grooves on its surface, in course of exerting pressure, bearing the bigger part of pressure in this expanded material that order has plastified moves to bearing the less part of pressure, breaking through these mesh, form corresponding to the position of this mesh respectively on the surface of this expanded material lamellar body and evenly to cut the burr that is stereo structure.
Method of the present invention still comprises peels off this screen cloth, forms stereo structure decorative pattern or the pattern that is similar to this screen cloth decorative pattern or pattern with the surface at this expanded material lamellar body.
The composition of this expanded material lamellar body is counted with parts by weight: 100 parts thermoplastic elastomer micelle, the blowing agent of 2-6 part, the bridging agent of 0.1-1.0 part, the age resistor of the filler of 5-60 part and 1-10 part.This thermoplastic elastomer micelle is SBS, styrene-ethylene-butylene-styrene block copolymer, SIS or ethylene-acetic acid ethylene.
The mesh size of this high temperature resistant screen cloth needs more than the 0.5mm at least.The high temperature resistant of this high temperature resistant screen cloth needs at least more than 140 degree Celsius.This heater is an infrared furnace,, this expanded material lamellar body is heated by wherein the time at this expanded material lamellar body, makes its material soften degree in plasticization rapidly.The degree of depth of these grooves is at least 1.0mm.The width of these grooves is at least 2.0mm.
Further specify below in conjunction with the preferred embodiment conjunction with figs..
Description of drawings
Fig. 1 is the schematic diagram that expanded material of the present invention is cut into the lamellar body of most sheets;
Fig. 2 is the operation schematic diagram that expanded material lamellar body of the present invention carries out heating plasticizing and attaching screen cloth;
Fig. 3 is the operation schematic diagram of expanded material lamellar body of the present invention in the moulding of exerting pressure;
Fig. 4 is the partial cutaway schematic of expanded material lamellar body of the present invention in the forming process of exerting pressure.
The specific embodiment
The present invention is to use a kind of thermoplastic elastomer micelle to replace traditional rubber raw materials, utilizes the elastomer micelle to be easy to the characteristics of hot briquetting in the foaming process, produces on-slip expanded material of the present invention.
In processing procedure of the present invention, be earlier this kind thermoplastic elastomer micelle to be put the operation of foaming in the stock mould tool, after finishing the foaming operation, from shaper, take out this expanded material, and after it is carried out trimming and finishing and handles, form one and be cubical expanded material 10, consult shown in Figure 1; Subsequently, again according to the thickness of actual demand, this expanded material 10 is cut into the lamellar body 21 of most sheets.
Consult shown in Figure 2, in processing procedure of the present invention, can earlier this expanded material lamellar body 21 be delivered to a heater 60, the high temperature that utilizes this heater 60 to be produced, this expanded material lamellar body 21 is heated, and order expanded material 10 softening degree to plasticization wherein attach a side surface that is fixed on this expanded material lamellar body 21 with a high temperature resistant screen cloth 40 with predetermined mesh 41 sizes again, also can be pasted and fixed on two side surfaces according to actual demand.
When the present invention implements in reality, be not limited thereto, also can earlier this high temperature resistant screen cloth 40 be attached an example (or the two sides) surface of being fixed in this expanded material lamellar body 21, the expanded material lamellar body 21 that will be coated with this high temperature resistant screen cloth 40 more is delivered to this heater 60, to utilize heater 60 that it is heated, make its softening degree to plasticization.
Consult shown in Figure 3, with a mold 70 and a bed die 71 it is exerted pressure again, what pay special attention to is: these moulds 70, in 71, in order to being coated with the one side of this screen cloth 40 on this expanded material lamellar body 21, the mold 70 of exerting pressure, be to offer most little grooves 80 equably on its surface, so, in course of exerting pressure, can make and bear the bigger part of pressure 22 in this expanded material 10 that has plastified and (or do not bear the part of pressure to bearing the less part of pressure 23, promptly corresponding to the part of these grooves 80) move, direction shown in the arrow of Fig. 4, so, the expanded material that not impeded by this screen cloth 40 will be broken through the mesh 41 of high temperature resistant screen cloth 40, and on the surface of this expanded material lamellar body 21 according to mesh 41 patterns of screen cloth 40, form stereo structure burr 90 in position, immediately this expanded material lamellar body 21 is carried out cooling processing again, this expanded material 10 can be made into firm in structure and have the on-slip expanded material of stereo structure burr 90 corresponding to this mesh 41 respectively.
When the present invention implements in reality, also can after producing this on-slip expanded material, this screen cloth 40 be peeled off, on the surface of expanded material lamellar body 21, to form three-dimensional pattern or ridge case as these screen cloth 40 decorative patterns or pattern.
In a preferred embodiment of the present invention, the composition of this expanded material 10 is the thermoplastic elastomer micelles that comprise 100 parts of weight, the blowing agent of 2-6 part weight, 0.1-1.0 the bridging agent of part weight, the age resistor of the filler of 5-60 part weight and 1-10 part weight.
The thermoplastic elastomer micelle, as: SBS (being called for short SBS), styrene-ethylene-butylene-styrene block copolymer (being called for short SEBS), SIS (being called for short SIS) or ethylene-acetic acid ethylene (being called for short EVA) etc.;
Mesh 41 sizes of this is high temperature resistant screen cloth 40 need more than the 0.5mm at least, and it is high temperature resistant to need at least more than 140 degree Celsius;
This heater 60 can be an infrared furnace, with when this expanded material lamellar body 21 passes through wherein, this expanded material lamellar body 21 is heated, and makes the softening rapidly degree to plasticization of its material;
The degree of depth of most the little grooves of offering on the surface of this mold 70 80 is at least 1.0mm, and width is at least 2.0mm.
So, in course of exerting pressure, expanded material 10 is corresponding to the part of these little grooves 80, there are enough spaces beginning, consult shown in Figure 4, order is born the bigger part of pressure 22 and is moved to the part of not bearing pressure, with the mesh 41 of breaking through this high temperature resistant screen cloth 40, forms the burr 90 of stereo structure according to mesh 41 patterns of screen cloth 40 on the surface of this expanded material lamellar body 21.
In addition, in the present embodiment, be evenly to be laid with circulation line in mold 70 and the bed die 71, chilled water is imported wherein circulation, can exert pressure to this expanded material lamellar body 21 at these molds 70 and bed die, when forming three-dimensional burr 90, it be carried out cooling processing, making these burrs 90 finalize the design rapidly, quick Fabrication goes out firm in structure and has the on-slip expanded material of the three-dimensional burr 90 of tool.When the present invention implements in reality, be not limited thereto, can also other independently cooling device, after mold 70 and 71 pairs of these expanded material lamellar bodies 21 of bed die are finished the moulding of exerting pressure, again it is carried out cooling processing.
The above only is preferred embodiment of the present invention, and processing procedure of the present invention is not limited thereto, and anyly is familiar with this skill person, in field of the present invention, think easily and variation or modification, all should contain this among protection scope of the present invention.
Claims (12)
1, a kind ofly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this method comprises the steps:
(1) utilizes a kind of thermoplastic elastomer micelle, produce an expanded material lamellar body;
(2) utilize a heater, this expanded material lamellar body is heated, the softening degree of order expanded material wherein to plasticization;
(3) a high temperature resistant screen cloth with predetermined mesh size is pasted and fixed at least one side surface of this expanded material lamellar body;
(4) with at least one mould this expanded material lamellar body is exerted pressure, in order to the mould that the one side that is coated with this high temperature resistant screen cloth on this expanded material lamellar body is exerted pressure, evenly offer most little grooves on its surface, in course of exerting pressure, bearing the bigger part of pressure in this expanded material that order has plastified moves to bearing the less part of pressure, breaking through these mesh, form corresponding to the position of this mesh respectively on the surface of this expanded material lamellar body and evenly to cut the burr that is stereo structure.
2, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: it still comprises peels off this screen cloth, forms stereo structure decorative pattern or the pattern that is similar to this screen cloth decorative pattern or pattern with the surface at this expanded material lamellar body.
3, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: the composition of this expanded material lamellar body is counted with parts by weight: 100 parts thermoplastic elastomer micelle, the blowing agent of 2-6 part, 0.1-1.0 the bridging agent of part, the age resistor of the filler of 5-60 part and 1-10 part.
4, as claimed in claim 3ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this thermoplastic elastomer micelle is a SBS.
5, as claimed in claim 3ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this thermoplastic elastomer micelle is the styrene-ethylene-butylene-styrene block copolymer.
6, as claimed in claim 3ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this thermoplastic elastomer micelle is a SIS.
7, as claimed in claim 3ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this thermoplastic elastomer micelle is an ethylene-acetic acid ethylene.
8, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: the mesh size of this high temperature resistant screen cloth needs more than the 0.5mm at least.
9, as claimed in claim 8ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: the high temperature resistant of this high temperature resistant screen cloth needs at least more than 140 degree Celsius.
10, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: this heater is an infrared furnace, when this expanded material lamellar body passes through wherein, this expanded material lamellar body is heated, make its material soften degree rapidly in plasticization.
11, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: the degree of depth of these grooves is at least 1.0mm.
12, as claimed in claim 1ly utilize thermoplastic elastomer to produce to have the method for the expanded material of three-dimensional burr, it is characterized in that: the width of these grooves is at least 2.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100327698A CN1309552C (en) | 2004-04-16 | 2004-04-16 | Method for producing foamed material with stereo convex grains using thermoplastic elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100327698A CN1309552C (en) | 2004-04-16 | 2004-04-16 | Method for producing foamed material with stereo convex grains using thermoplastic elastomer |
Publications (2)
| Publication Number | Publication Date |
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| CN1683147A true CN1683147A (en) | 2005-10-19 |
| CN1309552C CN1309552C (en) | 2007-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100327698A Expired - Fee Related CN1309552C (en) | 2004-04-16 | 2004-04-16 | Method for producing foamed material with stereo convex grains using thermoplastic elastomer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839135A (en) * | 2016-09-20 | 2018-03-27 | 简单绿能股份有限公司 | Method for manufacturing continuous mixed-color elastic cushion |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8702829A (en) * | 1987-11-26 | 1989-06-16 | Philips Nv | DISPLAY DEVICE. |
| CN1072133A (en) * | 1991-11-05 | 1993-05-19 | 佳鹏实业股份有限公司 | Manufacturing foamed materials with hot-pressed surface of steroscopic decorative pattern and molded-in-color method |
| CN1046237C (en) * | 1993-04-14 | 1999-11-10 | 吴明坤 | Method for making surface picture of flexible space magnetic stripe and product thereof |
| JPH08290512A (en) * | 1995-04-25 | 1996-11-05 | Asahi Kako Kk | Non-skid base sheet |
| JP2003175519A (en) * | 2001-12-10 | 2003-06-24 | Inoac Corp | Latex foam and method for manufacturing the same |
| JP2007146733A (en) * | 2005-11-28 | 2007-06-14 | Kyowa Metal Work Co Ltd | Variable valve gear for internal combustion engine |
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2004
- 2004-04-16 CN CNB2004100327698A patent/CN1309552C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839135A (en) * | 2016-09-20 | 2018-03-27 | 简单绿能股份有限公司 | Method for manufacturing continuous mixed-color elastic cushion |
| CN107839135B (en) * | 2016-09-20 | 2019-12-17 | 简单绿能股份有限公司 | method for manufacturing continuous mixed-color elastic cushion |
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| Publication number | Publication date |
|---|---|
| CN1309552C (en) | 2007-04-11 |
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