CN1034322A - Compound squeezing and coating method of different coated materials (comprise the adhesiveness section and the adhesiveness section is not alternate) and products thereof - Google Patents
Compound squeezing and coating method of different coated materials (comprise the adhesiveness section and the adhesiveness section is not alternate) and products thereof Download PDFInfo
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- CN1034322A CN1034322A CN 88101186 CN88101186A CN1034322A CN 1034322 A CN1034322 A CN 1034322A CN 88101186 CN88101186 CN 88101186 CN 88101186 A CN88101186 A CN 88101186A CN 1034322 A CN1034322 A CN 1034322A
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Abstract
Employed method and apparatus during a kind of confession top layer that compound off and on squeezing and coating one deck is formed by the coated material of different performance (as adhesiveness not) on the first continuous coating (as to pressure-sensitive adhesive agent layer) of substrate band material, its purpose is only on desirable section, stacked adhesiveness layer is arranged, for example be used in the laminate product of baby' diaper and so on.
Description
The present invention relates to quantitative adhesive, liquid coated material, hot melt or other coating coated be expected or other sheeting or the lip-deep method of substrate (hereinafter, this class material completely is called the band material), equipment and product at billot, band by squeezing and coating.The present invention be more particularly directed to (but being not limited only to) the sort of by means of the different coated material of compound squeezing and coating coated, its objective is the section that different performance coating sequence alternate is provided, for example, the adhesiveness coated section and the non-adhesiveness coated section of coated sequence alternate on the band material.This band material can be used on the article elastic webbing of baby' diaper and so on, and making only has adhesiveness at the baby' diaper middle body.
The above-mentioned making problem that is specifically designed to the baby' diaper elastic webbing is former have been solved.It is along the length direction of baby' diaper central authorities on flexible thin slice substrate, apply adhesive discontinuously, thus only make on the pressure-sensitive adhesiveness section that is interrupted coated available lay-up method securely with layer of polyethylene or other film outside coating be linked together.(referring to U.S. Pat-4081301).The slot type nozzle system that is suitable for was described in U.S. Pat-3595204 and US4476165.Though for this problem, problem has properly solved, but the performance (adhesiveness) that this interruption coating technology can only make the coated material and the substrate of coated material intrinsic specific performance alternately occur, and the intrinsic performance of substrate can not change with this coating technology.When the section of adhesiveness section other improved performance different with following the substrate proper property alternately appearred in hope, this class interruption coating technology just can not satisfy this and require, and certainly, this technology does not have the flexibility of the different coated materials of coated simultaneously yet.
Therefore, the present invention puts forward for realizing above-mentioned flexibility and novel effect.One object of the present invention just provides a kind of new, that improved, that can compound squeezing and coating have the coated section of different performance coated material method, equipment and product, comprises the article of elastic webbing material that (but being not limited only to) adhesiveness section and adhesiveness section not alternately occur and complete baby' diaper and so on.
Another object of the present invention just provides a kind of new method and new equipment of using for different performance material compound squeezing and coating of being widely used in, and they can not only be applicable to the hot melt adhesion material, and can be applicable to material such as various fluid coated material.
Other characteristics and purpose will be described herein-after and describe in detail in claims.
In my the previous U.S. Pat of mentioning in the above-4476165, a kind of compound squeezing and coating equipment is disclosed.This equipment scope of application is very wide, through improving, is well suited for the present invention and uses.Yet, in order to implement method of the present invention, also need a kind of as represented in the accompanying drawing, the equipment of Jie Shaoing hereinafter.
Fig. 1 is a system outline of implementing the preferred equipment that method of the present invention uses.
Fig. 2 draws by magnification ratio, from Fig. 1 compound squeezing and coating nozzle partly below the stereogram that looks up.
Fig. 3 is a stereogram of using the magnification ratio of the band material product that production method of the present invention produces.
Generally speaking, it seems from the most general viewpoint, present invention includes on the predetermined segment of pantostrat, namely require to have the method that changes its surface physical properties on the section of different surfaces performance. This method is to expect that to being hauled by the band of this presumptive area continuous squeezing and coating last layer has the material of needed surface property in presumptive area, and the second area outside above-mentioned presumptive area periodically, off and on, the squeezing and coating last layer is suitable for adhering to thereon on the coating of mentioning for the first time in the above, but the top layer that presents the different surfaces performance, and the resting period of the compound squeezing and coating of capable of regulating is with the length of the predetermined segment that requires to have the different surfaces performance on the pantostrat of selecting to mention for the first time.
When specifying the use heat-fusible materials, the present invention uses the equipment of a kind of compound squeezing and coating hot melt material or analog. This equipment is made up of following each several part: the device of sending the band material of wanting coated along planned orbit to; Along above-mentioned planned orbit, the compound squeezing and coating nozzle unit in the cloth hole on a pair of place that is arranged in one by one close proximity is arranged; Be used for the pressure-sensitive adhesion material of hot melt continuously pump to first hole of above-mentioned nozzle, thereby with this material as the device of pantostrat squeezing and coating on the band material; Be used for during first continuous squeezing and coating in nozzle hole, cyclical intermission ground is hot melt second the nozzle hole of adhesiveness painting matemal pump in the above-mentioned nozzle not, so that with one deck device of going to the hot melt adhesion layer that is attached on the band material of adhesiveness quilting material squeezing and coating not; And for the time of controlling compound squeezing and coating device cyclical intermission running, thereby the device of being with the continuous hot melt adhesion layer on the material to select requirement to have not adhering predetermined segment length can be attached to.
Introduce optimum implementation and details thereof below
Referring to Fig. 1, introduced a compound squeezing and coating coated equipment among the figure as the adhesiveness material of important application example of the present invention.This equipment be used for making elastic webbing material or other substrate 2 have the pressure-sensitive adhesiveness coated of hot melt section 1 and not adhesiveness, promptly sticking coated section 1 ', expression elastic webbing material or other substrate 2 are being hauled by compound squeezing and coating nozzle coated head 4 among the figure.Compound squeezing and coating head have a pair of nozzle 4 ' and 4 ".Nozzle 4 ' and 4 " can be the slot type in the patent documentation above-mentioned; also can be the typical circular nozzle; express clearlyer in Fig. 2: two nozzles be on the direction of the band material moving track P along coated head 4 below, and the front at another distributes successively, apart from very near.By orifice plate 6, coated head 4 leaves on the plane of being with the clearance G of expecting to be about 0.004 to 0.006 English inch and is coated with the coated material that squeezes separately directly over the band material.Band material 2 is by a groove 8 guidings of orifice plate 6 belows, along direction P successively by nozzle hole 4 ' and 4 ".
Said as the front, when being used for the product of elastic webbing baby' diaper and so on, section 1 ' be to wish to have the not section of adhesion property, it is bound up on the two ends of the central core nip 1 of exposed pressure-sensitive adhesiveness coated material, the advantage of doing like this, before described, before said, pressure-sensitive adhesiveness section 1 is superimposed together with polyethylene or other outer membrane overcoat when wrapping up baby' diaper at last, and since at the front and back of this section 1 coated the inadhesive top layer coated of one deck section 1 ', so the surf zone of baby' diaper outside the central part of its longitudinal length is viscosity no longer just.
More common again theory, adopt technology of the present invention, can be by feed line 12 ' feed, for the first time squeezing and coating are on coating 1 on the band material 2, that have complete different performance, one section of compound squeezing and coating the preceding paragraph by feed line coating 1 12 feed, that have any desired physical property '.
Said as the front, the present invention can be widely used in various liquid coated material, is included in those coated material of mentioning in above-mentioned patent or other patent, and its scope is expected hot melt coated material from the room temperature coated. And except the elastic webbing that baby' diaper is used, some other substrate product also can be at an easy rate with technology production of the present invention, and have same as described above or similar advantage. Those workers that are familiar with the art can thinkable other mapping mode of the present invention will be considered to fall within the determined protection domain of claim of the present invention.
Claims (8)
1, a kind of on the predetermined segment of continuous hot-melt pressure sensitive adhesive agent layer the coated method of adhesion layer not, this method comprises: when the band material hauls by the predetermined area, in this predetermined area with heat-fusible materials as pantostrat continuously squeezing and coating on the band material; Near place, the above-mentioned predetermined area with compound squeezing and coating method with hot melt not adhesion material as the top layer coated on hot melt adhesion material layer; The time of adjustment cycle compound squeezing and coating sexual refractoriness is so that select to have the length of deciding section of giving of not adhesiveness requirement on continuous hot melt adhesive agent layer.
2, a kind ofly requiring to have the method that changes the surface physical properties of its predetermined segment on different surfaces performance continuous coated, this method comprises: in the predetermined area continuously on hauling by the band material of this predetermined area squeezing and coating have the coating of the surface physical properties that requires; Near second place of the said predetermined area, cyclical intermission ground is suitable for sticking on first coating but the top layer with different surfaces performance with compound squeezing and coating method coated one deck on first coating of mentioning in the above; The time of adjustment cycle compound squeezing and coating sexual refractoriness, read luxuriant certain ざ of taro brain ざ ㄇ and get so that the bright bank of the male show off of Min saliva Chu ≡ bamboo of mentioning is in the above coerced bright rice huller Lei
The equipment that the compound squeezing and coating of the material of 3, heat supply fusibleness and so on are used, this equipment is made up of following each several part: the device of sending the band material of wanting coated along planned orbit to; Along above-mentioned planned orbit, the compound squeezing and coating nozzle unit in the cloth hole on a pair of place that is arranged in close proximity is one by one arranged; Be used for the pressure-sensitive adhesion material of hot melt continuously pump to the first cloth hole of above-mentioned nozzle so that with above-mentioned adhesion material as the device of pantostrat squeezing and coating on the band material; During continuous squeezing and coating are carried out in the first cloth hole, with hot melt not adhesion material cyclical intermission ground pump to the second cloth hole of above-mentioned nozzle so that will not adhering top layer squeezing and coating at the device that is coated on the hot melt adhesion layer of band on expecting; And the time that is used for controlling compound squeezing and coating device cyclical intermission squeezing and coating, so that on the Continuous Heat fusibleness adhesion layer that is coated on the band material, select to have the not device of the predetermined segment length of adhesiveness requirement.
4, equipment as claimed in claim 3, in this equipment, said band material is a kind of elastomeric material, and compound squeezing and coating device produces the not viscosity section of sequence alternate and the section of the pressure-sensitive adhesive of coated successively on this elastic webbing material.
5, a kind of elastic webbing material for the use of stacked baby' diaper and so on article, this band material has one deck to scribble the continuous coating of pressure-sensitive adhesion material, on two end section of this coating, does not adhere to the top layer of coated material with compound squeezing and coating method coated one deck.
6, the coated equipment used of the compound squeezing and coating of coated material for liquid, this equipment is made up of following each one: the device of sending the band material usefulness of wanting coated along planned orbit to; The compound squeezing and coating nozzle unit that cloth hole on a pair of zone that is arranged in close proximity is one by one arranged along this planned orbit; With the first cloth hole of a kind of coated material pump, so that at the device of being with the above-mentioned coated material of squeezing and coating last layer on the material to above-mentioned nozzle; During the first cloth hole squeezing and coating, with second kind of coated material pump to the second cloth hole so that with the device of this material squeezing and coating on the first kind of coating that has had on the band material; And be used to control compound squeezing and coating device starting time periodically, so that require to have the length of the predetermined segment of second kind of coated material property on the coating of mentioning for the first time on the select tape material.
7, coated equipment as claimed in claim 6, first kind of wherein used coated material is pressure-sensitive adhering, and second kind of coated material is not adhering.
8, coated equipment as claimed in claim 7, the wherein said ground floor that is coated on the band material becomes continuous one deck by the first cloth hole squeezing and coating of nozzle, and the inadhesive top layer on the ground floor that squeezing and coating are mentioned in the above is that intermittently squeezing and coating get on, and is not adhering to the adhesiveness coating section that reveals between the top layer (section) on naked the pantostrat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88101186 CN1034322A (en) | 1988-01-20 | 1988-01-20 | Compound squeezing and coating method of different coated materials (comprise the adhesiveness section and the adhesiveness section is not alternate) and products thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88101186 CN1034322A (en) | 1988-01-20 | 1988-01-20 | Compound squeezing and coating method of different coated materials (comprise the adhesiveness section and the adhesiveness section is not alternate) and products thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1034322A true CN1034322A (en) | 1989-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88101186 Pending CN1034322A (en) | 1988-01-20 | 1988-01-20 | Compound squeezing and coating method of different coated materials (comprise the adhesiveness section and the adhesiveness section is not alternate) and products thereof |
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| Country | Link |
|---|---|
| CN (1) | CN1034322A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104549911A (en) * | 2015-02-10 | 2015-04-29 | 青岛科化高分子科技股份有限公司 | Hot-melt pressure-sensitive adhesive coating equipment with back coating |
| KR102272516B1 (en) * | 2020-11-26 | 2021-07-02 | 씨아이에스(주) | Coating Device And Method With Slot Die |
-
1988
- 1988-01-20 CN CN 88101186 patent/CN1034322A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104549911A (en) * | 2015-02-10 | 2015-04-29 | 青岛科化高分子科技股份有限公司 | Hot-melt pressure-sensitive adhesive coating equipment with back coating |
| KR102272516B1 (en) * | 2020-11-26 | 2021-07-02 | 씨아이에스(주) | Coating Device And Method With Slot Die |
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