CN101045489A - Water soluble and biodegradable self airproof tight closing bag - Google Patents
Water soluble and biodegradable self airproof tight closing bag Download PDFInfo
- Publication number
- CN101045489A CN101045489A CNA2007100936543A CN200710093654A CN101045489A CN 101045489 A CN101045489 A CN 101045489A CN A2007100936543 A CNA2007100936543 A CN A2007100936543A CN 200710093654 A CN200710093654 A CN 200710093654A CN 101045489 A CN101045489 A CN 101045489A
- Authority
- CN
- China
- Prior art keywords
- sack
- lamination
- hinge
- opening
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Wrappers (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Nonmetallic Welding Materials (AREA)
- Bag Frames (AREA)
Abstract
A water-soluable air-tight bag (10), the body of which comprises two laminations (1',1''), all of whose peripheries except the opening (2) are connected together; an opening-closing device (3,8,8') is arranged near the opening; said bag body (1) and opening-closing device (3,8,8') are made of water-soluable and biodegradable materials.
Description
Technical field
The present invention relates to a kind of water-soluble and biodegradable machinery or adhesion type self airproof tight closing bag, be particularly useful for the purposes of sanitation and hygiene.
More specifically, the present invention considers the sack that is used to seal the sanitation and hygiene article of described type, coverlet sheet that these sanitation and hygiene article will be washed in hospital and vegetable drug bag and/or fungicide and/or insecticide or solid, powder or liquid component or prescription and/or herbicide, powder or the liquid the dyestuff for example; All these compositions or prescription are designed to inject water, inject laundry machine especially respectively, inject the tank be used for washing by spraying or distribute, inject and be used for producing the industrial mixers of varnish and ink or be poured in the land.
Background technology
At present, the sack commonly used that is used for this purposes type suitably is made of water-soluble material, thereby after the sack that has loaded was in advance thrown away in the water, it can be dissolved and its content is released in the surrounding liquid.
The usually manufactured or commercial opening that changes into of such sack, and be equipped with also the adhesive tape of making by water-soluble material that specifically is used for sealed bag, thereby allow the workman to take sack apart, after composition that loads specified amount in advance or prescription, seal the sack top then with adhesive tape.
The problem that the present invention is intended to overcome considers, do not show required hermetic closed by twine the sealing that realizes with fastening adhesive tape around the top of sack.Therefore this restriction of sack commonly used can not make content not be subjected to external contamination, and vice versa, and it can not guarantee that the content in the sack does not pollute external environment condition and relates to operation and the possible workman of processing sack.
Summary of the invention
The purpose of this invention is to provide a kind of water-soluble sack, this sack is suitable for guaranteeing the hermetic closed of its content.
Another object of the present invention provides a kind of sack, and it guarantees the complete water-soluble of all component parts.
Another object of the present invention is the sack of fully biodegradable when producing the above-mentioned type.
Settling mode according to the present invention is especially favourable, and main because it is made of simple and functional sack, this sack is especially effective, and can produce with very low cost.
Therefore, specific purpose of the present invention is a kind of water-soluble, hermetic closed sack, wherein, the body of described sack comprises two laminations, all peripheries of these two laminations all link together except open side, near this open side opening and closing device is set, described body and opening and closing device are made of complete water-soluble and biodegradable material.
Preferably according to the present invention, described opening and closing device comprises hinge, and this hinge is made by two parts, is bonded on respectively on the counterpart of described lamination inboard, and can be fitted to each other removably and vacation resealable if required.
According to the present invention, two parts of described hinge are engaged to separately lamination by means of water-soluble and biodegradable adhesive.
And according to the present invention, any in two parts of described hinge comprises pedestal and the mating part that is engaged to body.
Selectively, according to the present invention, described opening and closing device comprises at least one jointing material band, and the removable protection when using of this jointing material band brings covering.
According to the present invention, described at least one jointing material band is arranged at least one the inside part of described lamination, that is to say on the inboard counterpart that is positioned at two described laminations.
In preferred embodiment of the present invention, described at least one jointing material band is included in belt and/or the belt on the outside face of another lamination on one the extendible portion in the described lamination, described extendible portion may be folded on the outside face of described another lamination, the described belt of described extendible portion and/or allow bonding between the surface of described extendible portion and described lamination at the described belt on the outside face of described lamination.
Description of drawings
Now will be specifically with reference to accompanying drawing, by means of according to the illustrative of preferred embodiment and non-limiting way is described the present invention, in these accompanying drawings:
Fig. 1 illustrates according to first sack of the present invention;
Fig. 2 illustrates the part of the sack among Fig. 1 and is used for closed its cross sectional drawing of hinge; And
Fig. 3 illustrates second sack with same type shown in Figure 1, but closed type difference.
The specific embodiment
Referring to Fig. 1 and 2, according to preferred embodiment of the present invention, the body 1 of sack 10 is made of two laminations, is respectively first lamination 1 ' and second lamination 1 ", all peripheries of these two laminations all link together except open side 2.Sack 10 is made of water-soluble and biodegradable material fully.Preferably, sack 10 is made of the plastic material based on polyvinyl alcohol.
At adjacent openings side 2 places, hinge 3 is bonded on two laminations 1 ' and 1 " on, this hinge comprises first 3 ' and second portion 3 ", they can be fitted to each other removably, and are engaged to first lamination 1 ' and second lamination 1 respectively ".Hinge 3 is made of water-soluble and biodegradable material fully, and preferably is made of the plastic material based on polyvinyl alcohol.
Referring to Fig. 2, two parts 3 ' of hinge 3 and 3 " all comprise: pedestal is respectively the pedestal 4 ' and the second portion 3 of first 3 ' " pedestal 4 "; And two parts that are used for detachable cooperation, be respectively positive mating part 5 ' and cloudy mating part 5 ".Two pedestals 4 ' and 4 " in any all present the surface, be respectively surface 6 ' and 6 ", thus on these surfaces, need cementing layer 7 hinge 3 to be fixed to the lamination 1 ' and 1 of sack 10 ".
Can open sack 10 by two parts of separating hinge 3.Therefore, after having loaded sack 10, can make corresponding mating part 5 ' and 5 by two parts of the hinge 3 that is engaged with each other again " penetrate each other, come once more easily and closely closed sack.
At this moment, the content of sack 10 is isolated from the outside, and therefore prevents that it from overflowing.
The complete water-soluble that constitutes all parts of sack 10 guarantees that it dissolves fully, then enters in the water with its content.
Should be appreciated that according to the known technology that report is arranged, the hinge that is used for closed sack can present except reference other shape shown in the drawings.
Except above, hinge can be used and constitute bonding coat by water-soluble and biodegradable adhesive and replace, this bonding coat is arranged on two laminations 1 ' and 1 of sack 10 " each on; perhaps even only be arranged on and replace hinge 3 on one of them, this bonding coat covers with the belt of siliconised paper or other suitable material.In use, remove cover tape, make the lamination 1 ', 1 of sack 10 then " two tops close, thereby bonded to each other and seal described sack 10.
Selectively, as shown in Figure 3, if it is not strict especially that compactness requires, in any case but also beguine higher according to known technology, then can design adhesive strip 8 on one the extendible portion 9 in two sack laminations, it is collapsible on the outside face of another lamination, corresponding to the adhesive strip 8 ' on the sack outside face.Adhesive strip 8 and 8 ' can exist, and perhaps has only one of them existence just to be enough to.
Compare with known settling mode, the advantage of bag according to the invention is conspicuous, has especially totally protected to relate to using with the workman who handles sack can not contact and contingent thereupon pollution or infection with personnel.
Come closed sack by means of the simple pressure on two laminations of sack operation, sack of the present invention is also simple especially, practical and be easy to practicality.
By means of according to the illustrative of preferred embodiment of the present invention and non-limiting way is described the present invention, but should be appreciated that those of ordinary skills can make modification and/or modification and not break away from the invention scope that limits as appending claims.
Claims (7)
1. water-soluble, hermetic closed sack (10), wherein, the body of described sack (1) comprises two laminations (1 '; 1 "), these two laminations all link together along all peripheries except open side (2), opening and closing device (3,8,8 ') is set near this open side, and described body (1) and opening and closing device are made of complete water-soluble and biodegradable material.
2. sack as claimed in claim 1 (10), it is characterized in that described opening and closing device comprises hinge (3), this hinge is made by two parts (3 ', 3 "); be sealed in respectively on the counterpart of described lamination inboard, and is fitted to each other removably and resealable.
3. sack as claimed in claim 2 (10) is characterized in that, the described part of described hinge (3) (3 ', 3 ") is sealed to cooresponding lamination (1 ', 1 ") by means of water-soluble and biodegradable adhesive.
4. sack as claimed in claim 2 (10) is characterized in that, any in two parts of described hinge (3) (3 ', 3 ") comprises the pedestal that is sealed to body (1) (4 ', 4 ") and mating part (5 ', 5 ").
5. sack as claimed in claim 1 (10) is characterized in that, described opening and closing device comprises at least one jointing material band (8,8 '), and this jointing material band brings covering with a removable protection.
6. sack as claimed in claim 5 (10), it is characterized in that described at least one jointing material band (8,8 ') is positioned at least one the inside part in the described lamination (1 ', 1 "); that is to say on the inboard counterpart that is positioned at two described laminations (1 ', 1 ").
7. sack as claimed in claim 5 (10), it is characterized in that, described at least one jointing material band (8,8 ') is included in described lamination (1 '; 1 ") in one extendible portion (9) on belt (8) and/or the belt (8 ') on the outside face of another lamination, described extendible portion (9) may be folded on the outside face of described another lamination, the described belt (8) of described extendible portion and/or make at the described belt (8 ') on the outside face of described lamination can be bonding between the surface of described extendible portion (9) and described lamination.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000057U ITRM20060057U1 (en) | 2006-03-31 | 2006-03-31 | HYDRO-SOLUBLE AND BIODEGRADABLE SELF-WELDING CHESS WITH HERMETIC CLOSURE |
| ITRM2006U00057 | 2006-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101045489A true CN101045489A (en) | 2007-10-03 |
Family
ID=38770477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100936543A Pending CN101045489A (en) | 2006-03-31 | 2007-03-30 | Water soluble and biodegradable self airproof tight closing bag |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101045489A (en) |
| IT (1) | ITRM20060057U1 (en) |
-
2006
- 2006-03-31 IT IT000057U patent/ITRM20060057U1/en unknown
-
2007
- 2007-03-30 CN CNA2007100936543A patent/CN101045489A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ITRM20060057U1 (en) | 2007-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |