CN1974186A - Foamed product with skin and its making process - Google Patents
Foamed product with skin and its making process Download PDFInfo
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- CN1974186A CN1974186A CN 200510105281 CN200510105281A CN1974186A CN 1974186 A CN1974186 A CN 1974186A CN 200510105281 CN200510105281 CN 200510105281 CN 200510105281 A CN200510105281 A CN 200510105281A CN 1974186 A CN1974186 A CN 1974186A
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Abstract
The process of making foamed product with skin includes the first fixing one plastic skin inside a mold, and the subsequent filling the forming mold cavity of the mold with foaming Polylon grain with pressured hot air at temperature high sufficient to smelt the Polylon grain surface and the inner surface of the plastic skin. Thus produced foamed product includes one plastic skin and one Polylon core adhered to the inner surface of the plastic skin. The present invention relates to also one kind of foamed product.
Description
Technical field
The present invention relates to manufacture method and this foamed products of foamed products, especially relates to technology how to make the foamed products with plastic cement epidermis.
Background technology
At US 5,658,179 and 4,850, No. 913 patent cases of US in, disclosed a kind of sporting plank, it has a foam core and envelopes the epicuticle and the lower epidermis of this foam core.This foam core cuts into predetermined shape after forming with the foaming raw material foaming again, and then this epicuticle and lower epidermis are bonded to the upper and lower surface of this foaming core with peripheral with the hot pressing laminating type.
At US 5,211, in No. 593 patent cases, disclosed a kind of foam core structure with imprinted pattern, its structure and manufacture method are also more complicated than above-mentioned patent case.
In No. 2003/0224675 patent case of US, disclosed a kind of slide plate, it uses the foam core of epidermis and PE material with pattern.Yet its manufacture method equally is will cut earlier to form this foam core, then, sticks epidermis again.
In No. 2004/0176001 patent case of US, disclosed a kind of slide plate, it uses the foam core of PS material, that is the Poly Foam plate.The foam core of this patent case remains and will be shaped in advance, and then sticks epidermis.
US 4,693, in No. 856 patent cases, disclosed a kind of manufacture method of thermoplasticity object, the pellets of synthetic resins that it provides volume to foam for the first time, and introduce a swelling agent and form the particle of foaming for the second time, then, the particle of foaming is for the second time placed in the mould, and introduce hot gas to this mould, the particle of feasible foaming for the second time expands and coheres mutually.
Summary of the invention
The purpose of this invention is to provide the method that a kind of manufacturing has the foamed products of epidermis.The method is earlier the thermoplasticity epidermis of a plastic cement epidermis or other kind to be fixed in the mould, then some Poly Foam expanded beads and hot gas with pressure is sent in this mould.Because the temperature of this hot gas is to be enough to make the surface of those Poly Foam expanded beads and the inner face generation hot melt of this plastic cement epidermis.Therefore, through the foamed products that aforementioned process obtained is to comprise this a plastic cement epidermis and a Poly Foam core, this Poly Foam core is to cohere formation by those Poly Foam expanded beads mutually in mode very close to each other, and the surface of this Poly Foam core also is to be bonded together mutually with the inner face of this plastic cement epidermis very close to each otherly.
Another object of the present invention provides the foamed products that method that the above-mentioned manufacturing of a kind of usefulness has the foamed products of epidermis is made.
For this reason, the present invention proposes the method that a kind of manufacturing has the foamed products of epidermis, it comprises:
One mould is provided, and this mould inside is formed with a molding cave, and this moulding die cavity is to shape that should foamed products;
One plastic cement epidermis is fixed in this mould;
The Poly Foam expanded beads that quantity enough is full of this moulding die cavity is sent in the moulding die cavity of this mould; And
The hot gas of tool pressure is sent in the moulding die cavity of this mould, so that those Poly Foam expanded beads expanded by heating, and combined with the inner face thermosol of this plastic cement epidermis.
The present invention also provides a kind of foamed products, comprising:
One first foamed products comprises that one first core and one first plastic cement epidermis are formed at the end face and the periphery of this core, and this first core is cohered mutually by a plurality of expanded beads and formed.
Largest benefit of the present invention is, the shape and the epidermis of this foamed products form simultaneously, thus have make simple, fast, and advantages of being cheap.Moreover plastic cement epidermis of the present invention and Poly Foam core are to form good combination and have not segregative advantage.
Description of drawings
Fig. 1 is the schematic flow sheet that shows a preferred embodiment of the inventive method.
Fig. 2 shows first foamed products that forms by the inventive method manufacturing.
Fig. 3 is the schematic flow sheet that shows another preferred embodiment of the inventive method.
Fig. 4 shows a kind of formed foamed products of the inventive method that passes through.
Fig. 5 to 8 is in order to point out to form the whole bag of tricks of plastic cement epidermis of the present invention.
Description of reference numerals:
10 mould 10a moulds
11 patrixes, 12 counterdies
13 moulding die cavity 13a shaping die cavitys
Moulding die cavity 131 compacted under die cavitys on 130
14 first carrier pipes
20 first plastic cement epidermises, 21 plastic film
The 20a second plastic cement epidermis
210 patterns, 22 binding films
23 polyethylene foam skins, 24 plastic plates
3 ejecting devices, 30 Poly Foam expanded beads
30a first core 300 first foamed products
301 first Poly Foam faces, 302 depressed parts
31 barrels, 32 valves
33 air feed equipments, 34 second carrier pipes
400 second foamed products, 401 second Poly Foam faces
40a second core
The specific embodiment
Be to show a preferred embodiment of the present invention in Fig. 1.The method that this example is disclosed can be used for making one first foamed products 300.This first foamed products 300 can be considered as finished product, also can be considered as semi-finished product.This repeats after holding.
See also Fig. 1, make the method for this first foamed products 300 such as following:
A) provide a mould 10.
But this mould 10 is to form with counterdie 12 with the patrix 11 of matched moulds.Have last moulding die cavity 130 and compacted under die cavity 131 in this patrix 11 and the counterdie 12 respectively for forming a molding cave 13, this moulding die cavity 13 is shapes of corresponding one first foamed products 300.In addition, this patrix 11 is connected with one first carrier pipe 14 and one second carrier pipe 34 in addition, and is connected with an ejecting device 3 by this first and second carrier pipe 14,34.
This ejecting device 3 comprises a barrel 31 and an air feed equipment 33.This barrel 31 connects these first carrier pipes 14, and for the expanded beads of needed Poly Foam expanded beads 30 or other kind in the filling later step.These expanded beads are that foaming is finished in advance, and present pearl.The bottom of this barrel 31 is provided with a valve 32 again, in order to control the output quantity of those Poly Foam expanded beads 30.As for this air feed equipment 33, it is to be connected with this mould 10 by this second carrier pipe 34, the hot gas that has certain pressure and temperature in order to supply, for example high-temperature vapour.
B) one first plastic cement epidermis 20 is fixed in this mould 10 in the mode that enough contains this moulding die cavity 13, for example, earlier this first plastic cement epidermis 20 is fixed on this counterdie 12 as shown in figure, then patrix 11 will be located around this first plastic cement epidermis 20 with counterdie 12 matched moulds.
C) drive this ejecting device 3, send in this mould 10 via this first carrier pipe 14, and produce this hot gas and send in this mould 10 via this second carrier pipe 34 so that quantity enough is full of the Poly Foam expanded beads 30 of this moulding die cavity 13.
Because the temperature of this hot gas is that those Poly Foam expanded beads 30 are expanded, and make the surface generation hot melt of those Poly Foam expanded beads 30 and cause possessing stickiness, and make these plastic cement epidermis 20 softening inner faces that reach own produce hot melt and cause possessing stickiness.And the pressure of this hot gas can make those Poly Foam expanded beads 30 mutual extrusion, and pushes the shape of short its compacted under die cavity 131 in should counterdie 12 that extends in pairs of this first plastic cement epidermis 20.When temperature reduces, those Poly Foam expanded beads 30 just can be very close to each other ground be bonded together mutually, and the position also can be very close to each otherly be bonded together with the inner face of this first plastic cement epidermis 20 mutually at outmost Poly Foam expanded beads 30.Then, open this mould 10 after, just can obtain this first foamed products 300.Be noted that first foamed products 300 shown in the figure is by the result behind the unnecessary rim charge of pruning program removal.
Comprise this first plastic cement epidermis 20 and the one first core 30a that forms by those Poly Foam expanded beads 30 according to formed first foamed products 300 of said method.And because this 20 of first plastic cement epidermis covers end face and the periphery of this first core 30a, so the bottom surface of this first foamed products 300 can not expose one first Poly Foam face 301 because covering this first plastic cement epidermis 20.In this example, this first foamed products 300 is semi-finished product of a slide plate, and it is still needed and wants another semi-finished product to form complete slide plate finished product, for example a surfboard and a skis.Yet if the shape of this first foamed products 300 is shapes of bicycle chair cushion, so, this first foamed products 300 just can be considered a finished product, and this is that because whether the bottom surface of bicycle chair cushion has epidermis covering is unimportant.
In addition, must be pointed out that as long as the surface of this compacted under die cavity 131 forms recess or protuberance, the surface of formed first foamed products 300 will correspondingly produce depressed part 302 or protuberance, one as shown in Figure 2.Say that further if these recesses or protuberance are to constitute a pattern, so, the surface of formed first foamed products 300 will correspondingly produce a space pattern.
Be to show another preferred embodiment of the present invention in Fig. 3.The method that this example is disclosed can be used for making one second foamed products 400.This second foamed products 400 can be considered as finished product, also can be considered as semi-finished product.In this example, its all step all step with shown in Figure 1 is identical, holds and does not give unnecessary details.Difference is, the shaping die cavity 13a of the mould 10a of its use.By formed second foamed products 400 of this shaping die cavity 13a is to comprise one second plastic cement epidermis 20a and the one second core 40a that forms by those Poly Foam expanded beads 30.The bottom surface of this second core 40a can not expose one second Poly Foam face 401 because covering this second plastic cement epidermis 20a.In this example, the shape of this second Poly Foam face 401 is arranged to wedgeable in this first Poly Foam face 301.Therefore, by the mode of this this second Poly Foam face 302 of first Poly Foam face, 301 corresponding wedgings, this first foamed products 300 and this second foamed products 400 are combined into one with viscose or alternate manner and form a foamed products, one as shown in Figure 4.The core of this foamed products all is configured to for 30 groups by those Poly Foam particles, and all surface all has this plastic cement epidermis, i.e. this first and second plastic cement epidermis 20,20a.Being pointed out that this first and second plastic cement epidermis 20,20a can be identical structures, also can be structure inequality.
In Fig. 5 to 8 several ways of pointing out this first and second plastic cement epidermis 20,20a.For convenience of description, below be example only with this first plastic cement epidermis 20.
In Fig. 5 first kind of formation method pointing out this first plastic cement epidermis 20.This method is that a transparent or semitransparent plastic film 21 is provided earlier, and these plastic film 21 inside have a pattern 210, and this pattern 210 can be seen from the outside.Then, form the binding film 22 of the about 0.01～0.1mm of a layer thickness in pouring film mode in the inner face of this plastic film 21, this binding film 22 is a kind of materials that make the plastic film of being made by the PE material 21 can make good combination with the Poly Foam expanded beads of being made by the PS material 30, similarly is the multiple rerum natura copolymer (copolymer) that is mixed with some PE materials and PS material.
In Fig. 6 second kind of formation method pointing out this first plastic cement epidermis 20.This method is that a polyethylene foam skin 23 is provided earlier, and its foaming density is 1.5～12PCF, and thickness is 1～6mm.Again above-mentioned plastic film 21 is attached to the one side of this polyethylene foam skin 23.Then, the face in addition in this polyethylene foam skin 23 forms above-mentioned binding film 22 to drench the film mode.Just can make this polyethylene foam skin 23 make good combination by this binding film 22 with this Poly Foam expanded beads 30.
It in Fig. 7 the third formation method of pointing out this first plastic cement epidermis 20.This method is that one as above-mentioned polyethylene foam skin 23 are provided earlier.One side in this polyethylene foam skin 23 forms a plastic plate 24 to drench the film mode then, and this plastic plate 24 possesses wearability.Then, the another side in this polyethylene foam skin 23 forms above-mentioned binding film 22 to drench the film mode.
In Fig. 8 the 4th kind of formation method pointing out this first plastic cement epidermis 20.This method is that one as above-mentioned polyethylene foam skin 23 are provided earlier.Then above-mentioned plastic film 21 inner faces are incorporated into the wherein one side of this polyethylene foam skin 23.Then, form above-mentioned plastic plate 24 to drench the film mode, and this plastic plate 24 is that to be thicker than this plastic film 2L last, forms above-mentioned binding film 22 in the another side of this polyethylene foam skin 23 in these plastic film 21 outsides.
Need be pointed out that additionally that the material behavior of this binding film 22 is that the material according to expanded beads determines.If expanded beads is made by the PE material, then because above-mentioned plastic film 21 and polyethylene foam skin 23 all be the PE material, between them directly hot melt cohere, so, do not need to use this binding film 22.
In addition, the formation method of above-mentioned plastic film 22 is that one first tunic is provided earlier, forms this pattern 210 in the colored printing mode then on this first tunic.Then, form one second tunic to drench the film mode on this first tunic, this second tunic is to cover this pattern 210.
As shown in the above description, by the foamed products that the inventive method manufacturing is come out, can be used as slide plate, Sole, chair cushion, leather trunk, protecting ware for sports ... wait finished product. In any case these products because of its core are The Poly Foam expanded beads consists of, so have lightweight benefit. Moreover these products are employed The plastic cement epidermis can form good combination and have not segregative advantage with its core. In addition, printed patterns or Presenting more of space pattern can promote these competitiveness of product in market. The more important thing is manufacturing of the present invention Process is quite simple, quick. For example, utilize the present invention to make skis or surfboard, more than tradition side Formula is simple, fast, and cheap.
In sum, production procedure of the present invention breaks through low, the quality of the known method for making production efficiency of reform not fully The problem of qualification rate deterioration.
Claims (26)
1, a kind of manufacturing has the method for the foamed products of epidermis, it is characterized in that, comprising:
One mould is provided, and this mould inside is formed with a molding cave, and this moulding die cavity is to shape that should foamed products;
One plastic cement epidermis is fixed in this mould;
The Poly Foam expanded beads that quantity enough is full of this moulding die cavity is sent in the moulding die cavity of this mould; And
The hot gas of tool pressure is sent in the moulding die cavity of this mould, so that those Poly Foam expanded beads expanded by heating, and combined with the inner face thermosol of this plastic cement epidermis.
2, the method for claim 1 is characterized in that, this plastic cement epidermis is to finish by following step:
One plastic film is provided, and its inside has pattern, and this pattern can be seen from the outside; And
Inner face in this plastic film forms a binding film, and this binding film is a kind of material that makes this plastic film can make good combination with those Poly Foam expanded beads.
3, the method for claim 1 is characterized in that, this plastic cement epidermis is to finish by following step:
One polyethylene foam skin is provided, and its foaming density is 1.5～12PCF, and thickness is 1～6mm;
One plastic film is provided, and its inside has a pattern, and this pattern can be seen from the outside;
This plastic film inner face is incorporated into the one side of this polyethylene foam skin; And
Face in addition in this polyethylene foam skin forms a binding film, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
4, the method for claim 1 is characterized in that, this plastic cement epidermis is to finish by following step:
One polyethylene foam skin is provided, and its foaming density is 1.5～12PCF, and thickness is 1～6mm;
One side in this polyethylene foam skin forms a plastic plate, and this plastic plate possesses wearability; And
Another side in this polyethylene foam skin forms a binding film, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
5, the method for claim 1 is characterized in that, this plastic cement epidermis is to finish by following step:
One polyethylene foam skin is provided, and its foaming density is 1.5～12PCF, and thickness is 1～6mm;
One plastic film is provided, and its inside has a pattern, and this pattern can be seen from the outside;
This plastic film inner face is incorporated into the wherein one side of this polyethylene foam skin;
Form a plastic plate in this plastic film outside, this plastic plate is thicker than this plastic film, and possesses wearability; And
Another side in this polyethylene foam skin forms a binding film, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
As claim 2 or 3 described methods, it is characterized in that 6, this plastic film is to finish by following step:
One first tunic is provided;
On this first tunic, form this pattern with mode of printing; And
Form one second tunic to drench the film mode on this first tunic, this second tunic is to cover this pattern.
7, method as claimed in claim 5 is characterized in that, this plastic film is to finish by following step:
One first tunic is provided;
On this first tunic, form this pattern with mode of printing; And
Form one second tunic to drench the film mode on this first tunic, this second tunic is to cover this pattern.
8, a kind of manufacturing has the method for the foamed products of epidermis, comprising:
Form one first foamed products according to each described method of claim 1 to 3, this first foamed products has one first Poly Foam face;
Form one second foamed products according to each described method of claim 1 to 5, this second foamed products has one second Poly Foam face, and the shape of this second Poly Foam face is arranged to wedgeable in this first Poly Foam face; And
Mode by corresponding this second Poly Foam face of wedging of this first Poly Foam face is combined into one this first foamed products and this second foamed products.
9, a kind of manufacturing has the method for the foamed products of epidermis, comprising:
Arbitrary method according to claim 6 forms one first foamed products, and this first foamed products has one first Poly Foam face;
Arbitrary method according to claim 7 forms one second foamed products, and this second foamed products has one second Poly Foam face, and the shape of this second Poly Foam face is arranged to wedgeable in this first Poly Foam face; And
Mode by corresponding this second Poly Foam face of wedging of this first Poly Foam face is combined into one this first foamed products and this second foamed products.
10, a kind of foamed products is characterized in that, comprising:
One first foamed products comprises that one first core and one first plastic cement epidermis are formed at the end face and the periphery of this core, and this first core is cohered mutually by a plurality of expanded beads and formed.
11, foamed products as claimed in claim 10 is characterized in that, more comprises:
One second foamed products, it comprises that one second core and one second plastic cement epidermis are end face and the peripheries that is formed at this core, this second core is cohered mutually by a plurality of expanded beads and is formed, and the bottom surface correspondence of this second core is incorporated into the bottom surface of this first core.
12, foamed products as claimed in claim 10 is characterized in that, this first plastic cement epidermis comprises a plastic film, and this plastic film inside has pattern, and this pattern can be seen from the outside.
As claim 11 or 12 described foamed products, it is characterized in that 13, this second plastic cement epidermis is to be same as this first plastic cement epidermis.
As claim 11 or 12 described foamed products, it is characterized in that 14, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm; And
One plastic plate be the one side that is incorporated into this polyethylene foam skin, and this plastic plate possesses wearability.
As claim 11 or 12 described foamed products, it is characterized in that 15, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic film, its inside has a pattern, and this pattern can be seen from the outside, and this plastic film is to be incorporated into this polyethylene foam skin; And
One plastic plate is to be incorporated into this plastic film, and this plastic plate is thicker than this plastic film and possesses wearability.
16, foamed products as claimed in claim 10 is characterized in that, this first plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm; And
One plastic film is to be incorporated into this polyethylene foam skin, and this plastic film inside has a pattern, and this pattern can be seen from the outside.
17, foamed products as claimed in claim 11 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm; And
One plastic plate be the one side that is incorporated into this polyethylene foam skin, and this plastic plate possesses wearability.
18, foamed products as claimed in claim 11 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic film, its inside has a pattern, and this pattern can be seen from the outside, and this plastic film is to be incorporated into this polyethylene foam skin; And
One plastic plate is to be incorporated into this plastic film, and this plastic plate is thicker than this plastic film and possesses wearability.
19, foamed products as claimed in claim 10, it is characterized in that, more comprise one second foamed products, it comprises that one second core and one second plastic cement epidermis are end face and the peripheries that is formed at this core, this second core is cohered mutually by a plurality of expanded beads and is formed, and the bottom surface of this second core is the bottom surface that correspondence is incorporated into this first core, and wherein, the expanded beads that constitutes this first core and second core is the Poly Foam expanded beads.
20, foamed products as claimed in claim 19 is characterized in that, this first plastic cement epidermis comprises:
One plastic film, this plastic film inside has pattern, and this pattern can be seen from the outside; And
One binding film is the one side that is formed at this plastic film, and this binding film is a kind of material that makes this plastic film can make good combination with those Poly Foam expanded beads.
21, foamed products as claimed in claim 20 is characterized in that, this second plastic cement epidermis is to be same as this first plastic cement epidermis.
22, foamed products as claimed in claim 20 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic plate be the one side that is incorporated into this polyethylene foam skin, and this plastic plate possesses wearability; And
One binding film is the another side that is formed at this polyethylene foam skin, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
23, foamed products as claimed in claim 20 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic film, its inside has a pattern, and this pattern can be seen from the outside, and this plastic film is the one side that is incorporated into this polyethylene foam skin;
One plastic plate is to be incorporated into this plastic film, and this plastic plate is thicker than this plastic film and possesses wearability; And
One binding film is the another side that is formed at this polyethylene foam skin, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
24, foamed products as claimed in claim 19 is characterized in that, this first plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic film is the one side that is incorporated into this polyethylene foam skin, and this plastic film inside has a pattern, and this pattern can be seen from the outside;
One binding film is the another side that is formed at this polyethylene foam skin, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
25, foamed products as claimed in claim 19 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic plate be the one side that is incorporated into this polyethylene foam skin, and this plastic plate possesses wearability; And
One binding film is the another side that is formed at this polyethylene foam skin, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
26, foamed products as claimed in claim 19 is characterized in that, this second plastic cement epidermis comprises:
One polyethylene foam skin, its foaming density is 1.5～12PCF, thickness is 1～6mm;
One plastic film, its inside has a pattern, and this pattern can be seen from the outside, and this plastic film is the one side that is incorporated into this polyethylene foam skin;
One plastic plate is to be incorporated into this plastic film, and this plastic plate also is thicker than this plastic film and possesses wearability;
One binding film is the another side that is formed at this polyethylene foam skin, and this binding film is a kind of material that makes this polyethylene foam skin can make good combination with those Poly Foam expanded beads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510105281A CN100579769C (en) | 2005-11-28 | 2005-11-28 | Method for preparing foamed product with skin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510105281A CN100579769C (en) | 2005-11-28 | 2005-11-28 | Method for preparing foamed product with skin |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102043335A Division CN101676098B (en) | 2005-11-28 | 2005-11-28 | Foaming product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1974186A true CN1974186A (en) | 2007-06-06 |
| CN100579769C CN100579769C (en) | 2010-01-13 |
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ID=38124667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510105281A Expired - Fee Related CN100579769C (en) | 2005-11-28 | 2005-11-28 | Method for preparing foamed product with skin |
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| Country | Link |
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| CN (1) | CN100579769C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974813A (en) * | 2011-10-06 | 2014-08-06 | 杰斯普国际有限公司 | Moulding of plastic particulate matter |
| CN104287520A (en) * | 2014-10-01 | 2015-01-21 | 大连华工创新科技股份有限公司 | TPU (thermoplastic polyurethane) flexible foam mattress |
| CN104773232A (en) * | 2014-01-09 | 2015-07-15 | 叶宗殷 | Foaming seat cushion |
-
2005
- 2005-11-28 CN CN200510105281A patent/CN100579769C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974813A (en) * | 2011-10-06 | 2014-08-06 | 杰斯普国际有限公司 | Moulding of plastic particulate matter |
| CN104773232A (en) * | 2014-01-09 | 2015-07-15 | 叶宗殷 | Foaming seat cushion |
| CN104773232B (en) * | 2014-01-09 | 2017-05-24 | 叶宗殷 | Foaming seat cushion |
| CN104287520A (en) * | 2014-10-01 | 2015-01-21 | 大连华工创新科技股份有限公司 | TPU (thermoplastic polyurethane) flexible foam mattress |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100579769C (en) | 2010-01-13 |
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