WO2004078489A1 - 修正ペン用リフィール、リフィールユニット - Google Patents
修正ペン用リフィール、リフィールユニット Download PDFInfo
- Publication number
- WO2004078489A1 WO2004078489A1 PCT/JP2004/002601 JP2004002601W WO2004078489A1 WO 2004078489 A1 WO2004078489 A1 WO 2004078489A1 JP 2004002601 W JP2004002601 W JP 2004002601W WO 2004078489 A1 WO2004078489 A1 WO 2004078489A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- refill
- correction
- pen
- tip
- polyamide resin
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
- B43K1/08—Nibs; Writing-points with ball points; Balls or ball beds
- B43K1/086—Nibs; Writing-points with ball points; Balls or ball beds with resilient supporting means for the ball, e.g. springs
- B43K1/088—Nibs; Writing-points with ball points; Balls or ball beds with resilient supporting means for the ball, e.g. springs with an intermediate element between the resilient supporting means and the ball
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
- B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/02—Ink reservoirs; Ink cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/02—Ink reservoirs; Ink cartridges
- B43K7/03—Ink reservoirs; Ink cartridges pressurised, e.g. by gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/02—Ink reservoirs; Ink cartridges
- B43K7/08—Preventing leakage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/10—Arrangements for feeding ink to the ball points
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/12—Ball-point pens with retractable ball points
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
- B43L19/0018—Erasers, rubbers, or erasing devices; Holders therefor with fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
- B43L19/0056—Holders for erasers
- B43L19/0068—Hand-held holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43M—BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR
- B43M11/00—Hand or desk devices of the office or personal type for applying liquid, other than ink, by contact to surfaces, e.g. for applying adhesive
- B43M11/06—Hand-held devices
- B43M11/08—Hand-held devices of the fountain-pen type
- B43M11/085—Hand-held devices of the fountain-pen type with ball points
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D10/00—Correcting fluids, e.g. fluid media for correction of typographical errors by coating
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/16—Writing inks
- C09D11/18—Writing inks specially adapted for ball-point writing instruments
Definitions
- a refill for a correction pen having excellent transparency and visibility (clear drain property), and a knock mechanism, which is capable of protruding and retracting from the tip end of the barrel, and interlocking with knock operation
- the present invention relates to a refill unit made of synthetic resin.
- refillable correction fluid storage members for storing correction fluid have been desired due to environmental problems.
- the refillable correction fluid storage member is to be refillable, it is necessary to select a solvent-resistant material because methylcyclohexane, which is the main solvent of the correction fluid, has high volatility. It is necessary to select a material that has transparency so that the remaining amount can be confirmed.
- nylon resin is extruded and molded to prevent strong swelling due to the solvent used and to prevent loss of solvent permeation, as compared to polyethylene and polypropylene.
- nylon resin is extruded and molded to prevent strong swelling due to the solvent used and to prevent loss of solvent permeation, as compared to polyethylene and polypropylene.
- blow molding and injection molding for example, see Japanese Patent Application Laid-Open No. 2002-65351
- nylon 12 for example, 2 0 0 2 — 6 7 8 5 5 Reference.
- molded articles of polyamide resins composed of aliphatic monomers such as nylon 12 described in these documents have solvent resistance, but their transparency is not yet sufficient, and they are modified by coating. Even if the liquid is consumed, the correction liquid adheres to the inner wall surface of the storage member, does not go down, and the remaining amount cannot be confirmed accurately. In addition, there is still a problem that it is difficult to use all of the filled correction fluid.
- conventional applicators such as poll pen-type writing instruments and correction pens are straight-fill type in which the ink is directly stored in the shaft cylinder and the correction liquid is stored in the refill unit ink storage tube which is stored in the shaft cylinder.
- (Refill) is filled with ink or correction fluid.
- the tip is mounted, and the rear end of the tip holder is press-fitted into the tip of an ink-filled barrel or ink reservoir.
- the tip part of the synthetic resin barrel into which the tip holder is press-fitted or the synthetic resin ink tube into which the tip is directly press-fitted is always in a state where internal stress is generated. Combined with the stress applied to the pole pen tip, the press-in force of the tip holder / tip decreases from time, and the tip holder tip / chip easily falls off or ink leaks easily from the press-fitted part. And other problems.
- the knock mechanism allows it to protrude and retract from the tip of the barrel, and interlocks with knock operation.
- the refill unit which is mounted on a pole pen type applicator with a pressurizing mechanism and press-fits the chip directly into the synthetic resin ink container tube, has the internal stress at the tip of the ink container tube into which the chip is press-fitted and the There is a problem that the stress applied to the pole pen tip in the above is also applied to the pressing force from the rear part of the ink container, so that the tip comes off and the correction fluid leaks more easily than usual.
- a first object of the present invention is to provide a correction liquid containing a highly volatile methylcyclohexane as a main solvent.
- a pen refill that has excellent solvent resistance and transparency and visibility that makes it easy to visually check the contents of the correction fluid and its remaining amount during use and over time.
- the second purpose is to provide an applicator such as a correction pen of a pole pen type having a pressurizing mechanism interlocked with a forceful knock operation, which can be protruded and retracted from the tip of the barrel by a knock mechanism.
- the refill unit which is mounted and press-fits chips directly into the synthetic resin ink storage tube (refill), has a simple structure, has a small number of parts, and pulls out the chip from the ink storage tube.
- An object of the present invention is to eliminate the leakage of such tea Inki Ya correction fluid. Disclosure of the invention
- the present inventors have attempted to solve the problem, and at least contain a correction liquid containing methylcyclohexane as a main solvent. It is found that the correction pen refill of the first object can be obtained by composing the correction pen refill thus obtained from a resin molded body having specific physical properties, thereby completing the correction pen refill according to the present invention.
- the present inventors mounted on an applicator such as a pole pen-type correction pen having a pressing mechanism that can move out and in from the tip of the barrel by a knocking mechanism and that is interlocked with the knocking operation.
- the chip In a refill unit in which a chip is pressed directly into a resin ink storage tube (refill), the chip covers the end surface of the tip mounting portion of the ink storage tube.
- the present invention resides in the following (1) to (18).
- a refill for a correction pen containing at least a correction liquid containing methylcyclohexane as a main solvent, wherein the refill for a correction pen is obtained from a monomer having an aromatic ring or a naphthene ring.
- a modified pen rifle characterized in that:
- one kind of polyamide resin is a polyamide resin having an aromatic ring and a Z or naphthene ring in a main chain.
- a refill unit having an application portion at the tip and an ink storage tube at the rear is loaded on the shaft body in a state where the refill unit is developed rearward by the first spring, and the refill unit is applied. Part can be extended and retracted in conjunction with the push-out operation and push-out release operation of the knock mechanism provided on the rear end side of the shaft body.
- the rear portion of the ink refill unit inside the ink storage tube is opened, and the shaft body is provided with a pressurizing mechanism for increasing the pressure in the ink storage tube between the rear portion of the ink storage tube and the knock mechanism.
- the pressurizing mechanism has a seal portion, a cylindrical portion having an open front end, and a second spring that expands in a direction to separate the seal portion and the cylindrical portion.
- the application mechanism is such that the cylinder portion advances relative to the seal portion to pressurize the ink storage tube when the refill unit is retracted.
- the application section is a ball
- the tip end of the pole pen tip which is rotatably provided, is press-fitted into the tip mounting part of the ink storage tube, and the metal tube is press-fitted and covered around the outer circumference of the tip mounting part of the ink storage tube into which the tip is pressed, and fixed.
- Refill unit characterized by the following.
- a refill unit wherein the ink storage tube of the refill unit is the refill for a correction pen according to any one of claims 1 to 13.
- the pole pen tip has a metal pole and a metal holder at the tip, and is pressed by spring means on the back surface of the pole so that the pole is in close contact with the inner edge of the pole holding portion at the tip of the tip.
- the metal pipe whose one end face is narrowed to the outer peripheral portion of the tip mounting portion of the ink receiving tube into which the chip is press-fitted is covered by press fitting and fixed so as to cover the end surface of the tip mounting portion of the ink receiving tube.
- FIG. 1 shows an example of an embodiment of a correction pen refill of the present invention (first invention or second invention), in which a pole pen tip is attached to a correction pen refill (refill unit).
- FIG. FIG. 2 shows another example of the embodiment of the correction pen refill in the present invention (the first invention or the second invention), wherein (a) is a partial longitudinal sectional view and (b) is AA (C) is an enlarged longitudinal sectional view of the B sound 15.
- FIG. 3 shows an example of an embodiment of a correction pen refill according to the present invention (third invention). It is a longitudinal cross-sectional view showing the state (refill unit) to which the pen tip was attached. No.
- FIGS. 4A and 4B show another embodiment of the modified pen refill having a multilayer structure according to the present invention (third invention), wherein FIG. 4A is a partial longitudinal sectional view thereof, and FIG. Sectional view, (c) is an enlarged vertical sectional view of part B.
- FIG. 5 and 6 are semi-longitudinal sectional views of the applicator in which the refill unit of the present invention is housed in a shaft cylinder, and FIG. 5 is an explanatory view during operation (writing). The figure is an explanatory diagram of FIG. 5 when not operating (when not writing).
- FIG. 7 is a longitudinal sectional view showing an example of the refill unit of the present invention
- FIG. 8 is a sectional view taken along line CC
- FIG. 9 is a main part of the refill unit according to the first embodiment of the present invention.
- FIG. 10 is a sectional view of a main part of a refill unit according to a second embodiment of the present invention.
- FIG. 11 is a sectional view of a refill unit according to a third embodiment of the present invention.
- FIG. 12 is a cross-sectional view of a main part of the refueling unit according to a fourth embodiment of the present invention.
- a refill for a correction pen according to the present invention is constituted by any one of the following (1) to (3).
- a refill for a correction pen according to the first invention (2) A refill for a correction pen containing at least a correction solution containing methylcyclohexane as a main solvent, wherein the refill for a correction pen is formed from a molded article in which two or more polyamide resins are blended.
- a refill for a pen according to the invention A refill for a pen according to the invention.
- FIG. 1 shows an example of an embodiment of a correction pen refill in the first invention or the second invention.
- the correction pen refill 10 contains at least a correction liquid 30 containing methylcyclohexane as a main solvent and a correction liquid follower (follower) at the rear end of the correction liquid 30. 32 are arranged in contact.
- FIGS. 4A and 4B show another example of the embodiment of the correction pen refill according to the present invention, in which (a) is a partial longitudinal sectional view thereof, (b) is a sectional view taken along line AA, and (c) is an enlarged longitudinal section of part B.
- FIG. 4A is a partial longitudinal sectional view thereof
- FIG. 4B is a sectional view taken along line AA
- FIG. 4C is an enlarged longitudinal section of part B.
- the refill 15 for the correction pen is formed integrally with the joint (member) as shown in FIG.
- the correction pen refill 15 also contains a correction liquid containing at least methylcyclohexane as a main solvent, as described above, and a correction liquid follower (follower) at the rear end of the correction liquid. ) Are arranged in contact.
- This modified pen refill 10 or 15 is composed of a molded article of a polyamide resin obtained from a monomer having an aromatic ring or a naphthene ring, or a molded article of a blend of two or more polyamide resins. .
- a polyamide resin obtained from a monomer having an aromatic ring as a raw material has an aromatic ring in its main chain.
- examples thereof include polymethaxylylene adipamide resin, terephthalic acid or isophthalic acid, and hexamexane.
- Examples include copolymers with tylene diamine. I can do it.
- commercially available Novamid X21 manufactured by Mitsubishi Engineering-Plastics Co., Ltd.
- nylon MXD6 manufactured by Takashi Gas Chemical Co., Ltd.
- SEL AR PA manufactured by Dupont
- Trogamide T500 Daicel ⁇ Hurs
- trogamide CX-7323 manufactured by Daicel's Huls having a highly transparent naphthene ring can be used.
- the blend of two or more polyamide resins may be a blend of two or more polyamide resins having different physical properties, and preferably From the viewpoint of more excellent moldability and visibility than the polyamide resin alone, it is preferable that one kind of polyamide resin is a polyamide resin having an aromatic ring and / or a naphthene ring in a main chain, and more preferably, It is desirable to blend an aliphatic polyamide resin with a polyamide resin having an aromatic ring and a Z or naphthene ring in the main chain.
- the polyamide resin having an aromatic ring in the main chain according to the second invention is obtained from the monomer having an aromatic ring or a naphthene ring according to the first invention with respect to at least a correction solution containing methylcyclohexane as a main solvent.
- a correction solution containing methylcyclohexane as a main solvent.
- the aliphatic polyamide resin is relatively inexpensive and has excellent moldability, but is slightly milky due to its clear drainability and its own crystallization, and is slightly inferior in visibility.
- a blend of two or more polyamide resins wherein a polyamide resin having an aromatic ring and a Z or naphthene ring in the main chain and an aliphatic polyamide resin is used.
- Blends are desirable, and when this blend resin is used, it has an aromatic ring and Z or naphthene ring in the main chain.
- the amount of the polyamide resin is preferably 5 to 100% by weight, more preferably 30 to 100% by weight, based on the total amount of the blend resin.
- the amount of the polyamide resin having an aromatic ring and a Z or naphthene ring in the main chain is less than 5% by weight, it will not be possible to exhibit a further improvement in the clarity over time.
- 100% by weight it means a blend resin of a polyamide resin having an aromatic ring in the main chain and a polyamide resin having a naphthene ring in the main chain.
- the polyamide resins mentioned in the first invention can be used as the polyamide resins mentioned in the first invention can be used.
- aliphatic polyamide resin inexpensive aliphatic polyamide resins such as nylon 6, nylon 66, nylon 11, and nylon 12 can be used.
- the modified pen refill 10 or 15 according to the first or second invention is a polyamide resin obtained from the above-described monomer having an aromatic ring or a naphthene ring, or a blade of two or more polyamide resins.
- a polyamide resin having an aromatic ring and Z or a naphthene ring in its main chain is blended, and more preferably, a polyamide resin having an aromatic ring and a Z or naphthene ring in its main chain and an aliphatic resin. It can be easily obtained by extrusion molding, injection molding, professional molding, etc. of a blend with a polyamide resin.
- the thickness (thickness) of the correction pen refill 10 or 15 according to the present invention varies depending on the structure of the correction pen, the type of the correction liquid, and the like, but is preferably 0.1 to 3 mm. More preferably, it is desirable to set it to 0.2 to 1.5 mm.
- the above thickness is less than 0.1 mm, the mechanical strength is inferior, and if it exceeds 3 mm, the thickness becomes thick, the pen body becomes thick, and the cost increases. Is not preferred.
- FIG. 3 shows an example of an embodiment of a correction pen refill in the third invention. Things.
- the refill 10 for correction pen contains at least a correction liquid 30 containing methylcyclohexane as a main solvent, and a correction liquid follower (follower) 32 at the rear end of the correction liquid 30. They are arranged in contact. Further, a pole pen tip 12 serving as a coating (writing) part is attached to the tip of the refill 10 for the correction pen via a joint (member) 11 to form a refill unit.
- FIG. 4 shows another example of the embodiment of the correction pen refill according to the third invention.
- (A) is a partial longitudinal sectional view
- (b) is a sectional view taken along line AA
- (c) is an enlarged vertical sectional view of a portion B.
- the refill 15 for the correction pen is formed integrally with the joint (member) as shown in FIG.
- the correction pen refill 15 also contains, as described above, at least a correction liquid containing methyl sic and hexane as a main solvent, and a correction liquid follower at the rear end of the correction liquid. (Followers) are placed in contact.
- the refill 10 or 15 for the correction pen has a multilayer structure of two or more layers, and the material of the innermost layer 10a or 15a in contact with the correction liquid 20 is made of a polyamide resin. It is.
- the example of the refill pen 10 or 15 for the correction pen shown in FIGS. 3 and 4 is two layers (excluding the adhesive layer), in the present invention, the innermost layer 10a or 15a is not included. If the material is made of polyamide resin, the outer layer 10b or 15b may have any number of layers.
- the polyamide resin of the material constituting the innermost layer 10a or 15a is not particularly limited as long as it belongs to the category of the polyamide-based resin, but is further more than an aliphatic polyamide resin such as nylon 12. It is desirable to use a polyamide resin having an aromatic ring and / or a naphthene ring in the main chain from the viewpoint of excellent solvent resistance and visibility, and from the viewpoint of moldability, these resins and the above-mentioned aliphatic polyamide. A blended resin containing a resin can also be used.
- the aliphatic polyamide resin that can be used, Inexpensive nylon 6, nylon 66, nylon 11, nylon 12, and the like.
- the polyamide resin having an aromatic ring and / or a naphthene ring in the main chain which can be used, is used for a correction pen because it has more excellent solvent resistance and visibility than nylon 12 or the like. Although it is particularly preferred for use in refills, it is slightly inferior in moldability and mechanical strength at low temperatures, and its use alone has some problems in use. Therefore, preferably, the polyamide resin layer having an aromatic ring and a Z or naphthene ring in the main chain having the above-mentioned excellent properties is used as the innermost layer, and a thin layer is used to solve the above-mentioned problems in use.
- the effect of the present invention can be further exhibited by forming a multilayer structure in which another polymer layer is formed on the outer layer.
- Polyamide resins having an aromatic ring in the main chain that can be used include those having an aromatic ring in the main chain. Examples thereof include polymethaxylylene adipamide resin, terephthalic acid, isophthalic acid, and hexamethyi. And copolymers with rangeamine. Specifically, commercially available Novamid X21 (manufactured by Mitsubishi Engineering-Plastics), nylon MXD6 (manufactured by Mitsubishi Gas Chemical), SEL AR PA (manufactured by Dupont), Trogamide T500 (Daicel-Hull) Can be used.
- a polyamide resin obtained from a monomer having a naphthene ring has a naphthene ring in the main chain.
- commercially available trogamide CX7323 manufactured by Daicel Huls
- the blend of two or more polyamide resins may be any blend of two or more polyamide resins having different physical properties, and preferably, a clear drain over time.
- the thickness (thickness) of the innermost polyamide resin layer 10a is preferably from 0.01 to 2 mm, more preferably from 0.05 to 1 mm, and particularly preferably from 0.1 to 0.8 mm. It is desirable to do.
- the thickness is less than 0.01 mm, the solvent resistance is inferior, and if it exceeds 2 mm, the thickness becomes thick, the pen body becomes thick, and the cost increases, which is preferable. Absent.
- the main chain is formed in the innermost layer 10a.
- polyamide resin having an aromatic ring and / or a naphthene ring is used, or a polyamide blend resin containing these resins, the same polyamide-based nylon 6, nylon 66, nylon 11, nylon 12, etc.
- polyester polymers such as polyethylene terephthalate (PET) and polyethylene naphthate (PEN), and polyolefins such as polypropylene (PP), polyethylene (PE), and cyclic polyolefin.
- PET polyethylene terephthalate
- PEN polyethylene naphthate
- polyolefins such as polypropylene (PP), polyethylene (PE), and cyclic polyolefin.
- the system polymer can be multi-layered through an adhesive polyolefin or the like that serves as an adhesive layer.
- the ethylene-vinyl alcohol copolymer which is a resin having further excellent solvent resistance to a solvent such as methylcyclohexane and a gas barrier property against oxygen and nitrogen. It is preferable to include at least one layer, and it is particularly preferable to use at least one layer (a structure having three or more layers as a whole layer) as an intermediate layer between the innermost layer and the outermost layer. . Ethylene biel alcohol copolymer used has further solvent resistance, gas From the viewpoint of barrier properties, it is desirable that the ethylene / vinyl alcohol copolymer has an ethylene copolymerization ratio in the range of 10 to 6 Omo 1%.
- the ethylene copolymerization ratio of this EVOH is in the range of 20 to 6 Omo 1%, for example, EP-Fl ⁇ l (ethylene copolymerization ratio 32mo 1%, manufactured by Kuraray), EP-H101 (Ethylene copolymerization ratio 38mo 1%, Kuraray), EP-E105 (Ethylene copolymerization ratio 44mo 1%, Kuraray), EP-G156 (Ethylene copolymerization ratio 47mo1%, Kuraray), EP-G110 (ethylene copolymerization ratio 47 mol%, manufactured by Kuraray Co., Ltd.), Soanol D 2908 (ethylene copolymerization ratio 29 mo 1%, manufactured by Nippon Synthetic Chemical Co., Ltd.), Soasole D 3203 (ethylene copolymerization ratio 32 mol%, Nippon Synthetic Chemical Co., Ltd.), Soanol D 2903 (ethylene copolymerization ratio 29mo 1%, Nippon Synthetic Chemical Co., Ltd
- this EVOH layer When this EVOH layer is used, its thickness (thickness) is preferably 0.01 to 1 mm, and more preferably 0.1 to 0.5 mm.
- the outermost layer is preferably a water vapor transmission rate of 5 g / m 2 -day / 25 (40 ° C, 90% RH) or less, from the viewpoint of making the refill for correction pens excellent in moisture absorption resistance. It is preferable that the polymer layer be composed of a polymer layer having a water vapor permeability of 3 g / m 2 ⁇ day / 25 am (40 ° C, 90% RH) or less.
- Examples of the material of the outermost layer having this property include polypropylene, polyethylene, cyclic polyolefin, or a blend resin of two or more of these.
- Examples of the cyclic polyolefin include, for example, polyolefin and properties of an amorphous resin.
- APL (Abel) series (APL6509T, APL6013T, APL6011T, APL6015 ⁇ , APL8008F, APL8009T, APL5014DP, etc.) Gakusha) or ZEONOR 1020R (manufactured by Tocelo Co., Ltd.), and a cyclic olefin resin, which is a kind of amorphous polyolefin mainly composed of dicyclopentene in C5 fraction, specifically, ZONEX And Zeonea (made by Zeon Corporation).
- the outer layer of the EVOH includes a polymer layer having a water vapor permeability or lower. It is desirable to form
- the EVOH layer, or the water vapor transmission rate 5 gZm 2 ⁇ day / 25 rn (40 ° C, 90% RH) or less of the polymer layer, and a multi-layered through each respective suitable adhesive layer more It is good also as what demonstrates an outstanding effect.
- the manufacture of the correction pen refill according to the third aspect of the present invention has a multi-layer structure of two or more layers, and a polyamide resin, preferably A polyamide resin having an aromatic ring and / or a naphthene ring in the chain, or a blend resin of these resins and an aliphatic polyamide resin is used.
- the material of the outermost layer (including the intermediate layer), Using an aliphatic polyamide resin such as nylon 12, a polyester polymer, a polyolefin polymer, EVOH, a polymer having a water vapor permeability of the above-mentioned characteristic value or less, and an adhesive resin constituting an adhesive layer if necessary,
- the resin of the innermost layer and the resin of the outermost layer are suitably combined and easily obtained by coextrusion molding, copro molding, coinjection molding and the like.
- the co-extrusion molding method is a preferable production method because it is possible to achieve multilayer formation simultaneously with molding.
- the thickness (thickness) of the correction pen refill 10 or 15 according to the third invention varies depending on the structure of the correction pen, the type of correction liquid, the thickness of the innermost polyamide resin, and the like. , Overall, its thickness is preferably 0.5-3 mm, More preferably, it is desirable to set it to 1 to 2 mm.
- the correction liquid 30 contained in the correction pen refill 10 or 15 is not particularly limited as long as it is a composition of the correction liquid conventionally used.
- a masking agent such as titanium dioxide, an organic solvent containing at least methylcyclohexane as a main solvent (50% by weight or more in the solvent), a thickener soluble in the organic solvent, a binder
- a correction fluid in which resins, surfactants, and other optional components are appropriately dissolved or dispersed is used.
- Solvents that can be used other than the above methylcyclohexane include n-hexane, n-heptane, n-octane, isooctane, cyclohexane, ethylcyclohexane, toluene, xylene, and the like.
- each component of the above-mentioned correction liquid is, for example, 20 to 85% by weight of an organic solvent, 10 to 60% by weight of a concealing agent, and resins based on the total amount (100% by weight) of the correction liquid. It is desirable that the composition contains about 5 to 30% by weight of other components.
- the above-mentioned correction liquid may be used as it is, but fine powder of silica, alumina, dibenzylsorby], organically treated bentonite, 12-hydroxystearic acid and its derivatives, hardened castor oil and Derivatives, N-Lauroyl-L-glutamic acid- ⁇ , AGE- ⁇ -butylamide, 8 ° raffin wax, polyethylene wax, etc., containing about 0.1 to 10% by weight, based on the total amount of the correction liquid, of a viscosity-imparting agent At least, it may be used as a gel-like correction fluid (viscous material).
- this gel-type correction liquid ink further eliminates the need for stirring, easily suppresses the settling of titanium oxide, and furthermore, when the correction liquid is applied to an object to be coated such as paper, has a structural viscosity. "Bleeding" on the coated body can be further suppressed.
- the correction liquid follower (follower) 32 arranged in contact with the rear end of the correction liquid 30 is compatible with the correction liquid 30. It is a non-volatile liquid material that does not come in contact with the rear end of the above-mentioned correction liquid and is placed in contact with it. It has the function of
- the non-volatile liquid material forming the correction fluid follower 32 has two basic performances: it is incompatible with the correction fluid, prevents volatilization of the correction fluid, and hardly volatilizes by itself.
- fine powder silica in order to further improve the performance as a correction fluid follower 32, fine powder silica
- a structural viscosity imparting material such as alumina, alumina or a mixture thereof, dibenzylidene sorbitol, is added to the liquid material to form a gelled state.
- the application (writing) portion is not particularly limited as long as it can discharge a suitable amount of the correction fluid.
- a metal stainless or ceramic
- a ball-point pen tip 12 having a metal pole and a metal (stainless steel or ceramic) holder.
- the pressing means is formed of a spring member on the back of the ball so that the ball is in close contact with the inner edge of the ball holding portion at the tip end.
- One having a structure to which more pressure is applied is given. With this built-in pressing means, the pole sinks during application, etc., and a clearance section is formed between the ball and the ball holding section. At this time, the correction liquid in the refill 10 or 15 is refilled.
- the pressing means causes the pole to come into close contact with the inner edge of the pole holding portion at the tip of the tip, so that the correction liquid does not flow out.
- the refill for a correction pen according to the first to third inventions is, for example, a modification in which a joint (tip shaft) member is detachably attached to a main body (shaft) by screwing or the like, similarly to the conventional pole pen type.
- the correction pen refill of the first invention which is configured and used as described above, at least the correction pen refill containing the correction liquid containing methylcyclohexane as a main solvent is made of an aromatic pen.
- a polyamide resin molded product obtained from a monomer having a ring or naphthene ring it has excellent solvent resistance, and the contents of the correction fluid and its remaining amount can be easily visually recognized during use and over time. It becomes.
- a modification pen refill containing a correction liquid containing methylcyclohexan as a main solvent is obtained by blending two or more kinds of polyamide resins, preferably One of which is blended with a polyamide resin having an aromatic ring and a Z or naphthene ring in the main chain, more preferably a polyamide resin having an aromatic ring and a Z or naphthene ring in the main chain and an aliphatic polyamide.
- a molded body blended with resin it has excellent solvent resistance and more excellent visibility (the content of the correction fluid and its remaining amount can be easily visually recognized during use and over time). It has moldability.
- the correction pen refill containing at least a correction liquid containing methylcyclohexan as a main solvent has a multi-layered structure of two or more layers. Since the innermost layer that is in contact with the liquid is made of a polyamide resin, it has excellent solvent resistance, and the contents of the correction liquid and the remaining amount thereof can be easily visually recognized during use and over time.
- the refill for a correction pen according to the present invention (the first to third inventions) is configured as described above, and has a characteristic in the configuration of the refill. Therefore, the correction liquid having a structure other than the refill is provided.
- the structure of the correction fluid follower and the correction pen is not particularly limited, and various modifications can be made without departing from the gist of the correction pen refill of the present invention. It is.
- a refill unit using the refill for pen correction according to the first to third inventions a refill unit to be described later is used. Runit is the preferred form.
- FIGS. 5 to 12 show an embodiment of the refill unit of the present invention.
- FIGS. 5 and 6 show the refill unit according to the embodiment of the present invention in a shaft cylinder.
- FIGS. 7A and 7B are semi-longitudinal cross-sectional views of the applicator stored in the storage device after knocking and before use, respectively.
- FIG. FIG. 8 to FIG. 12 are cross-sectional views of essential parts for explaining various embodiments of the refill unit of the present invention.
- the refill unit of the present invention can be protruded and retracted from the tip of the barrel by the knock mechanism.
- the refill unit is made of synthetic resin and is mounted on an applicator such as a pole pen type correction pen having a pressurizing mechanism linked to knock operation.
- the refill unit 14 is provided with a pole pen tip 12 serving as a coating portion at the tip and an ink container 10 provided rearward.
- a knock mechanism 20 provided at the rear end of the shaft main body 18 with the pole pen tip 12 serving as a coating portion of the refill unit 14 being loaded into the shaft main body 18 in a protruded state.
- the rear end of the refill unit 14 in the ink storage tube 10 is opened by interlocking with the push-out operation and the push-out release operation of the ink, and the rear portion of the ink container tube 10 of the refill unit 14 is opened.
- a pressure mechanism 22 for increasing the pressure inside the ink storage pipe 10 is provided between the rear part 10 r of the pipe and the knock mechanism 20.
- the pressure mechanism 22 includes a seal part 24 and a cylindrical part whose front end is open.
- the second spur that is generated in the direction that separates the seal part 24 from the seal part 24 and the cylindrical part 26
- the tip of the pole pen tip 12 serving as an application part protruding from the shaft main body 18 is pressed to retreat the refill unit 14.
- the seal portion 24 retreats and the cylindrical portion 26 relatively moves forward to compress the internal air in the internal pressurization chamber 40, and the compressed internal air
- the check valve 29 is opened to pressurize the inside of the ink storage tube 10 through the seal portion 24.
- the seal portion 24 of the pressurizing mechanism 22 in the shaft main body 18 is brought into close contact with the rear end 10 r of the ink receiving pipe of the refill unit 14, and then the cylinder is further closed.
- the part 26 advances to compress the internal air of the pressurizing chamber 40, and pressurizes the ink storage tube 10 via the seal part 24 with the compressed internal air in the same manner as described above.
- reference numeral 30 denotes a correction liquid (or ink or coating liquid)
- 32 denotes a follower that follows the correction liquid or the like.
- the pressurizing mechanism 22 is configured so that the pen tip of the pole tip 12 of the refill unit 14 is immersed in the shaft body 18 when the knock mechanism 20 is released from being pushed out. The pressurized state of is released.
- the ink storage tube 10 of the refill unit 14 is made of a general resin molded article such as polypropylene or polyamide, or, if the applicator is for a correction pen, the correction pen of the first to third inventions. 7 to 9, and the tip tip 51 is squeezed and formed so as to be a cylindrical body 52 having a diameter smaller than the rear part of the ink storage tube 10 as shown in FIGS.
- a plurality of ribs 54 serving as receiving seats 53 for receiving the press-fitted chips 10 are provided in the middle of the cylindrical body 52.
- a plurality of ribs 56 for receiving a metal pipe 55 to be press-fitted and fixed from the tip of the cylindrical body 52 are formed at an appropriate place outside the cylindrical body 52.
- the pole 57 of the tip of the tip 12 is developed by a spring 59 via a push rod 58, and the tip ball 57 is in close contact with the inner surface 66 of the tip and is airtight.
- One end face 60 of the spring 59 is directly received by a receiving portion 61 formed by partially cutting a rib 54 inside the cylindrical body 52 of the ink container 10.
- the metal tube 55 to be press-fitted and fixed to the outer peripheral portion 62 of the cylindrical body 52 is made of a general metal such as aluminum or stainless steel, and has a simple ring shape as shown in FIG. Alternatively, one end face 67 may be narrowed down to cover the end face 64 of the tip mounting portion 63 of the cylinder 52 of the ink storage tube 10.
- the outer periphery 62 of the cylinder 52 of the ink storage tube 10 A projection or undercut 65 may be provided on the entire circumference at a portion opposite to the portion where the generic pipe 55 is press-fitted and covered, so as to mainly press-fit the projection or undercut 65.
- one end face 67 is narrowed down similarly to the one shown in FIG. It may be shaped so as to cover the end surface 64 of the tip mounting portion 63 of the cylindrical body 52.
- the refill unit of the present invention configured as described above has the following advantages: the internal stress at the tip portion of the ink container tube into which the chip is directly press-fitted, the stress applied to the pole pen tip at the time of coating, Even if the tip is pulled off from the ink storage tube, or if the pressure input of the tip is reduced with the passage of time, the tip will not fall off.Prevent leakage of correction liquid, coating liquid, etc. Can be.
- the refill unit according to the present invention has a structure in which the chip is directly pressed into the ink accommodating tube without using the chip holder, so that the number of parts is reduced, and the effect is improved in terms of machining accuracy and assembly accuracy. is there.
- the structure in which the chip is directly pressed into the ink storage tube has an effect that the ink, the correction liquid, and the like stored in the ink storage tube having visibility can be visually confirmed to the chip mounting portion.
- the metal tube is press-fitted and fixed on the outer peripheral surface of the tip mounting portion of the ink storage tube, the airtightness of the chip press-fitting surface of the ink storage tube can be ensured, and the ink and correction fluid can be stabilized. .
- the ink container tube with any of the refill pens for the correction pens according to the first to third inventions, it is possible to obtain not only the above-mentioned effects but also excellent solvent resistance and further excellent visibility (when used).
- the correction liquid as a content and the remaining amount thereof can be easily visually recognized over time), and a refill unit for a correction pen having moldability is provided.
- Nylon MXD6 manufactured by Mitsubishi Gas Chemical Company, same hereafter is extruded into a tube to obtain a correction pen refill with a length of 70 mm and an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- a correction pen refill with a length of 70 mm and an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- a refill for a correction pen having a length of 70 mm was obtained by extruding Trogamide T 5000 (manufactured by Daicel Huls) into a tube so as to have an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- Trogamid CX-7323 (manufactured by Daicel Huls) was formed into a tube with an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- a 70 mm long correction pen refill was obtained by extrusion molding. .
- the extruded product was extruded so as to have a tube shape of 8 mm in outer diameter, 6 mm in inner diameter, and 1 mm in thickness (thickness) to obtain a refill for a pen having a length of 7 Omm.
- a 7-mm-long correction pen refill was obtained by injection molding.
- Tubes are co-injection-molded so that they have an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm. I got a 7 Omm length correction pen refill.
- the water vapor transmission rate of nylon 6 was 47 g / m 2 ⁇ day / 25 / im (40 ° C, 90% RH) (the same applies to Examples 2 and 3).
- Tube outer diameter A 70 mm long refill for a correction pen was obtained by co-injection molding so as to have an inner diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of lmm.
- the adhesive layer (modified PP resin) used was Modic 502 manufactured by Mitsubishi Chemical Corporation (the same applies hereinafter).
- the water vapor permeability of the polypropylene was 1. eg / m 2 -day / 25 rn (40 ° C., 90% RH) (the same applies to Examples 5 and 7). (Example 14)
- the water vapor permeability of the cyclic polyolefin was 0.5 g / m 2 'd ay / 25 urn (40 ° C, 90% RH).
- a modified pen refill with a length of 7 Omm was obtained by extruding nylon 12 into a tube so as to have an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- a 70-mm-long refill pen for extrusion was obtained by extruding nylon 66 into a tube with an outer diameter of 8 mm, an inner diameter of 6 mm, and a wall thickness (thickness) of 1 mm.
- the correction liquid having the following composition and viscosity was injected into each of the correction pens for refills obtained above.
- 0.4 g of a follower having the following composition and viscosity was accommodated so as to be placed in contact with the terminal portion of the correction liquid to obtain each correction pen conforming to FIG.
- the obtained correction pens were evaluated for solvent resistance and clear drain property by the following evaluation methods.
- the modified pens obtained above were allowed to stand for one month in an environmental test room at 25 ° C. and 65% RH, and the solvent resistance was visually evaluated according to the following evaluation criteria.
- ⁇ The refill has no change at all, is clear, and the remaining amount can be easily checked.
- ⁇ The refill has a slight change, and is slightly unclear, and the remaining amount can be easily checked.
- the ink collection device in which the chips are directly press-fitted.
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Pens And Brushes (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE602004027016T DE602004027016D1 (de) | 2003-03-04 | 2004-03-03 | Nachfüllung für korrekturstift und nachfülleinheit |
EP04716767A EP1607238B1 (en) | 2003-03-04 | 2004-03-03 | Refill for correction pen and refill unit |
US10/548,125 US7600938B2 (en) | 2003-03-04 | 2004-03-03 | Refill for correction pen and refill unit |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003057290A JP2004262197A (ja) | 2003-03-04 | 2003-03-04 | 修正ペン用リフィール |
JP2003057288A JP4442798B2 (ja) | 2003-03-04 | 2003-03-04 | 修正ペン用リフィール |
JP2003-057290 | 2003-03-04 | ||
JP2003-057288 | 2003-03-04 | ||
JP2003-107568 | 2003-04-11 | ||
JP2003107568A JP3933600B2 (ja) | 2003-04-11 | 2003-04-11 | リフィールユニット |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004078489A1 true WO2004078489A1 (ja) | 2004-09-16 |
Family
ID=32966285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/002601 WO2004078489A1 (ja) | 2003-03-04 | 2004-03-03 | 修正ペン用リフィール、リフィールユニット |
Country Status (5)
Country | Link |
---|---|
US (1) | US7600938B2 (ja) |
EP (2) | EP1607238B1 (ja) |
KR (1) | KR20050104416A (ja) |
DE (1) | DE602004027016D1 (ja) |
WO (1) | WO2004078489A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080108903A (ko) | 2007-06-11 | 2008-12-16 | 미크로 가부시키가이샤 | 직액식 필기구 |
US20110129289A1 (en) * | 2008-04-02 | 2011-06-02 | Lalit Agrawal | Refill Adaptor |
CN102971157B (zh) * | 2010-03-31 | 2015-11-25 | 汇美环球有限公司 | 再加注系统和方法 |
CN102259714B (zh) | 2011-07-26 | 2012-08-22 | 东莞怡信磁碟有限公司 | 一种便携式乳膏充液瓶 |
CN102850842A (zh) * | 2012-09-11 | 2013-01-02 | 江苏正泰医药化工有限公司 | 一种涂改液 |
US9731543B2 (en) * | 2013-07-02 | 2017-08-15 | Davro Products, Inc. | Decorative insert |
US9522563B1 (en) * | 2015-09-04 | 2016-12-20 | Samuel Montgomery, III | Combined umbrella and pen system |
KR102513008B1 (ko) * | 2017-03-31 | 2023-03-23 | 미쓰비시 엔피쯔 가부시키가이샤 | 필기구용 리필 및 이것을 이용한 필기구 |
KR20210046041A (ko) * | 2018-08-29 | 2021-04-27 | 미쓰비시 엔피쯔 가부시키가이샤 | 리필을 구비한 필기구 |
JP7294857B2 (ja) * | 2019-04-09 | 2023-06-20 | 三菱鉛筆株式会社 | 筆記具用インク収容部材および筆記具 |
US20220371356A1 (en) * | 2021-05-19 | 2022-11-24 | Sanford L.P. | Writing instrument |
US11845104B1 (en) * | 2023-02-04 | 2023-12-19 | Eli Altaras | Liquid solution twist pen method and devices |
Citations (5)
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JPH09141180A (ja) * | 1995-11-21 | 1997-06-03 | Mitsubishi Pencil Co Ltd | 塗布具 |
JPH09192582A (ja) * | 1996-01-19 | 1997-07-29 | Mitsubishi Pencil Co Ltd | 塗布具 |
JPH10192770A (ja) * | 1996-12-27 | 1998-07-28 | Mitsubishi Pencil Co Ltd | 塗布具 |
JP2000263986A (ja) * | 1999-03-18 | 2000-09-26 | Mitsubishi Pencil Co Ltd | ボールペン |
JP2003145985A (ja) * | 2001-08-29 | 2003-05-21 | Mitsubishi Pencil Co Ltd | 筆記具用インキ貯蔵体 |
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ES2113035T3 (es) * | 1993-11-30 | 1998-04-16 | Pelikan Ag | Instrumento para escribir, en especial una estilografica. |
DE4409756A1 (de) * | 1994-03-22 | 1995-09-28 | Merz & Krell | Umweltfreundliches Füllhalter-Füllsystem |
US6027272A (en) * | 1998-06-19 | 2000-02-22 | The Gillette Company | Fluid delivery system |
JP2000335173A (ja) | 1999-06-01 | 2000-12-05 | Mitsubishi Pencil Co Ltd | ボールペン |
JP4442778B2 (ja) * | 1999-06-03 | 2010-03-31 | 三菱鉛筆株式会社 | 流動体塗布具 |
JP2002067585A (ja) | 2000-08-31 | 2002-03-08 | Pentel Corp | 修正具 |
JP2002065351A (ja) | 2000-08-31 | 2002-03-05 | Pentel Corp | 塗布具 |
JP4549510B2 (ja) | 2000-10-12 | 2010-09-22 | 株式会社パイロットコーポレーション | ボールペン |
US6742952B1 (en) * | 2003-02-28 | 2004-06-01 | Bic Corporation | Transparent or translucent tubular structure |
-
2004
- 2004-03-03 KR KR1020057016405A patent/KR20050104416A/ko not_active Application Discontinuation
- 2004-03-03 US US10/548,125 patent/US7600938B2/en not_active Expired - Fee Related
- 2004-03-03 WO PCT/JP2004/002601 patent/WO2004078489A1/ja active Application Filing
- 2004-03-03 DE DE602004027016T patent/DE602004027016D1/de not_active Expired - Lifetime
- 2004-03-03 EP EP04716767A patent/EP1607238B1/en not_active Expired - Fee Related
- 2004-03-03 EP EP09007257A patent/EP2123473A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH09141180A (ja) * | 1995-11-21 | 1997-06-03 | Mitsubishi Pencil Co Ltd | 塗布具 |
JPH09192582A (ja) * | 1996-01-19 | 1997-07-29 | Mitsubishi Pencil Co Ltd | 塗布具 |
JPH10192770A (ja) * | 1996-12-27 | 1998-07-28 | Mitsubishi Pencil Co Ltd | 塗布具 |
JP2000263986A (ja) * | 1999-03-18 | 2000-09-26 | Mitsubishi Pencil Co Ltd | ボールペン |
JP2003145985A (ja) * | 2001-08-29 | 2003-05-21 | Mitsubishi Pencil Co Ltd | 筆記具用インキ貯蔵体 |
Non-Patent Citations (1)
Title |
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See also references of EP1607238A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP2123473A1 (en) | 2009-11-25 |
EP1607238A4 (en) | 2007-02-07 |
EP1607238A1 (en) | 2005-12-21 |
DE602004027016D1 (de) | 2010-06-17 |
KR20050104416A (ko) | 2005-11-02 |
US20060075924A1 (en) | 2006-04-13 |
US7600938B2 (en) | 2009-10-13 |
EP1607238B1 (en) | 2010-05-05 |
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