WO2007088802A1 - courroie pour une machine à papier - Google Patents

courroie pour une machine à papier Download PDF

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Publication number
WO2007088802A1
WO2007088802A1 PCT/JP2007/051362 JP2007051362W WO2007088802A1 WO 2007088802 A1 WO2007088802 A1 WO 2007088802A1 JP 2007051362 W JP2007051362 W JP 2007051362W WO 2007088802 A1 WO2007088802 A1 WO 2007088802A1
Authority
WO
WIPO (PCT)
Prior art keywords
belt
layer
polyurethane
intermediate layer
peripheral surface
Prior art date
Application number
PCT/JP2007/051362
Other languages
English (en)
Japanese (ja)
Inventor
Tsutomu Ishii
Original Assignee
Ichikawa Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ichikawa Co., Ltd. filed Critical Ichikawa Co., Ltd.
Priority to CN2007800039029A priority Critical patent/CN101374996B/zh
Priority to DE602007003195T priority patent/DE602007003195D1/de
Priority to EP07707593A priority patent/EP1985750B1/fr
Priority to US12/162,232 priority patent/US20090038770A1/en
Publication of WO2007088802A1 publication Critical patent/WO2007088802A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0209—Wet presses with extended press nip
    • D21F3/0218—Shoe presses
    • D21F3/0227—Belts or sleeves therefor

Definitions

  • the present invention relates to a papermaking machine belt (hereinafter sometimes simply referred to as “belt”). More specifically, it is a papermaking machine belt having a multilayer outer peripheral surface and excellent physical properties such as crack resistance, abrasion resistance, and permanent set.
  • a belt for a paper machine made of a substrate and polyurethane is used in each manufacturing process.
  • a shrew press belt or a transfer belt is used in the press part of the papermaking process, and a soft force render belt is used in the calendar part.
  • These belts are basically composed of a base made of woven fabric or the like and polyurethane laminated on both sides or one side of the base in order to develop the strength of the entire belt.
  • a process in which a liquid urethane prepolymer is applied to a substrate, impregnated, and cured with a curing agent is taken.
  • the belt is formed by laminating polyurethane on both surfaces or one surface of the base.
  • the outer peripheral surface is in contact with the felt side
  • the inner peripheral surface is in contact with a press roll or press shoe.
  • the outer peripheral surface laminated on the felt side is subjected to severe pressure, and the drainage is usually provided with a drainage groove in order to increase the dewatering efficiency, so the bottom of the drainage groove and its edge force Crap This is easy to generate.
  • there is a problem that the surface of the convex portion located between adjacent drain grooves is easily worn. Therefore, there is a great demand for improvement in crack resistance and wear resistance among polyurethanes constituting the belt, particularly polyurethane used as the outer peripheral surface.
  • a diisocyanate having two isocyanate groups at the terminal and a polyol having a plurality of hydroxyl groups at the terminal are subjected to a polyaddition reaction to first produce a urethane prepolymer having an isocyanate group at the terminal.
  • the liquid urethane prepolymer obtained by force is low in molecular weight, and is cured by adding a curing agent (chain extender) thereto and heating to obtain a solid high molecular weight polyurethane.
  • the selection of the curing agent for the production of high molecular weight polyurethane is important as it greatly affects the properties of polyurethane.
  • Typical examples of curing agents for papermaking polyurethanes are dimethylthiotoluenediamine (DMTDA) and methylenebisorthochloroaline (M BOCA), both of which are frequently used.
  • DMTDA dimethylthiotoluenediamine
  • M BOCA methylenebisorthochloroaline
  • Crack resistance is an important property for papermaking belts, and DMTDA is often used for applications where crack resistance is important.
  • Patent Document 1 when DMTDA is used as a polyurethane curing agent for a papermaking machine belt, a papermaking machine belt that balances crack resistance, wear resistance, and permanent distortion resistance is obtained. Is provided.
  • a cured product of MBOCA has a defect that it is excellent in wear resistance and easily generates cracks. Also, as a belt for paper machines, it is usually high to improve wear resistance. The ability to select polyurethane with hardness It was known that cracks were even more likely to occur in DMTDA cured products and MBOCA cured products. In other words, improvement in wear resistance and prevention of cracks are generally contradictory properties, and it was considered difficult to solve both at once.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2004-52204
  • the inventors of the present invention have found that cracks often occur at the bottom of drainage grooves provided in the polyurethane resin layer on the outer peripheral surface of the polyurethane and the edge force thereof, and Since it is necessary to pay attention to the hair cracking property and wear resistance of the belt convex part surface, the resin layered on the outer periphery (felt side) of the base is composed of two or more layers, and the layer that is in direct contact with the substrate (A material excellent in crack resistance is laminated on the intermediate layer (hereinafter referred to as an intermediate layer), and a material having good wear resistance and hair crack resistance is laminated on the outer periphery thereof, and the outermost layer on the outer peripheral surface (hereinafter simply referred to as the outermost layer).
  • the drainage groove When the drainage groove is provided on the outer peripheral surface, the drainage groove is cut so that the bottom of the drainage groove is deeper than the boundary surface between the intermediate layer and the outermost layer. It is a crack-resistant material, and the outermost layer is wear-resistant and hair-resistant. It was found that a belt with excellent crack resistance, wear resistance, and hair crack resistance can be obtained.
  • the intermediate layer is laminated with DMTDA cured polyurethane, and the outermost layer is selected from a curing agent other than DMTDA, for example, polyurethane cured with MBOCA, epoxy resin, unsaturated polyester resin. Laminated thermosetting resin.
  • the present invention relates to a papermaking machine belt in which the outer peripheral surface is laminated on the felt side of the substrate, and includes an intermediate layer whose outer peripheral surface is in contact with the substrate and an outermost layer located on the outer periphery thereof.
  • the interlayer is a polyurethane cured with dimethylthiotoluenediamine, and the outermost layer is selected from a cured polyurethane cured with a curing agent other than dimethylthiotoluenediamine, or an epoxy resin or an unsaturated polyester resin.
  • the drainage groove is cut on the outer peripheral surface, and the bottom of the drainage groove is cut deeper than the boundary surface between the intermediate layer and the outermost layer. Is a belt for papermaking machines.
  • the papermaking machine belt of the present invention has a thermosetting resin selected from a polyurethane hardened with a hardener other than DMTDA, such as MBOCA, an epoxy resin, or an unsaturated polyester resin, as the outermost layer.
  • a thermosetting resin selected from a polyurethane hardened with a hardener other than DMTDA, such as MBOCA, an epoxy resin, or an unsaturated polyester resin, as the outermost layer.
  • FIG. 1 is a cross-sectional view of the belt 1, in which a shoe-side resin layer 3 is laminated on the inner peripheral surface of the substrate 2 and a felt-side resin layer 4 is laminated on the outer peripheral surface.
  • the felt-side resin layer 4 on the outer peripheral surface is composed of an intermediate layer 5 and an outermost layer 6.
  • the intermediate layer 5 is in contact with the substrate and the outermost layer 6 is laminated on the outer side.
  • the belt is provided with a plurality of drain grooves 7 in the running direction. Since the drainage groove 7 is cut so as to be deeper than the boundary surface 9 between the intermediate layer 5 and the outermost layer 6, the exposed intermediate layer 5 forms the bottom surface 8 of the drainage groove 7 and its edge. Yes.
  • the belt outer peripheral surface obtained by such a laminating method and the installation of drainage grooves is composed of an intermediate layer 5 and an outermost layer 6.
  • the outermost layer 6 in contact with the felt side in a papermaking machine has an outer layer other than DMTDA.
  • a curing agent such as MBOCA cured polyurethane, or thermosetting resin selected from epoxy resin and unsaturated polyester resin.
  • the generation of cracks and edge defects on the surface of the convex part is suppressed.
  • the drainage groove 7 is cut to a position deeper than the boundary surface 9 between the intermediate layer 5 and the outermost layer 6, the bottom 8 and its edge are DMTDA-cured polyurethane having excellent crack resistance. Hard to occur.
  • the intermediate layer 5 is provided with DMTDA-cured polyurethane, and the outermost layer 6 is particularly required to have wear resistance and hair crack resistance. Ru .
  • a thermosetting resin selected from polyurethane cured with a curing agent other than DMTDA, epoxy resin, and unsaturated polyester resin is used.
  • thermosetting polyurethane is most often used as in the outer peripheral surface.
  • the substrate in addition to the force normally used for woven fabrics, those obtained by superimposing the two without being woven, films and knitted fabrics, and those obtained by winding a strip of narrow width in a spiral are used.
  • the polyurethane of the intermediate layer reacts with polyol and diisocyanate to form a urethane prepolymer, and then mixed with a curing agent (chain extender), and then applied to a substrate, followed by drying and curing (heating) However, a high molecular weight polyurethane is obtained.
  • a curing agent chain extender
  • Polyols that are raw materials for producing urethane prepolymers include, for example, polyether polyols such as polyethylene glycol, polypropylene glycol, polytetramethylene glycol, poly force prolatathone ester, polycarbonate, polyethylene adipate, polybutylene adipate, polyhexene A polyester polyol such as adipate is used.
  • the diisocyanate used as a raw material for the urethane prepolymer includes tolylene diisocyanate (TDI), diphenolmethane diisocyanate (MDI), m-xylene diisocyanate, naphthalene diisocyanate, etc., usually polyurethane Any known raw material can be used, but TDI and MDI are particularly preferred. MDI has various isomers, but the 4,4 'isomer is most preferred. A mixture of TDI and MDI can also be used.
  • the mixing ratio of the two is such that the equivalent ratio of isocyanate group ZOH group is 1.3 / 1 to 4/1, preferably 1.4 / 1 to 1.6 / 1. It is preferable that
  • the reaction product contains a large amount of unreacted diisocyanate and a solvent, and is removed by distillation. Prepolymers are obtained as distillation residues.
  • Dimethylthiotoluenediamine which is a hardener, has various isomers due to substitution positions of dimethylthio group and amino group, and can be used in the form of a mixture of these isomers. It is available as ETHACURE300 (trade name) manufactured by Albemarle.
  • Methylenebisorthochloroaline a hardener
  • Iharacamine MT (trade name) manufactured by Ihara Chemical.
  • the urethane prepolymer and the curing agent are mixed at a mixing ratio such that the equivalent ratio of the active hydrogen group of the curing agent to the isocyanate group of the urethane prepolymer is 0.9 to 1.10.
  • the curing reaction with the curing agent can be performed by a known method.
  • the temperature of the curing reaction is usually 20 to 150 ° C, preferably 90 to 140 ° C, and it is preferable to carry out the reaction for at least 30 minutes.
  • the urethane prepolymers generally have a low viscosity, and a high molecular weight polyurethane can be obtained by extending the chain with a curing agent (chain extender).
  • the multilayer polyurethane of the present invention and the substrate 2 In order to manufacture a belt for a papermaking machine comprising, a belt substrate 2 such as a woven fabric is first impregnated with a mixture of a urethane prepolymer and a curing agent for forming the intermediate layer 5, and then dried and cured (may be heated).
  • the outermost layer 6 also includes a mixture of urethane prepolymer and a curing agent, or a thermosetting resin selected by epoxy resin, unsaturated polyester resin, etc. As shown in Fig. 1, polyurethane layer force is applied to the inner peripheral surface of the base 2 and the outer peripheral surface composed of the intermediate layer 5 and the outermost layer 6 is impregnated and laminated on the opposite side. A belt is obtained.
  • thermosetting polyurethane When a thermosetting polyurethane is used for the outermost layer 6, the types of the raw material polyol and diisocyanate, their mixing ratio, reaction temperature, etc. are almost the same as those in the intermediate layer 5, but the curing agent A curing agent other than dimethylthiotoluenediamine (DMTDA) is used.
  • DMTDA dimethylthiotoluenediamine
  • curing agents include aromatic diamines (methylene bis-orthochloroarine (M BOCA), trimethylene bis bis 4-amino benzoate, 1,2-bis- (2 amide phenol thio) ethane, methylene diamine.
  • Phosphorus salt-sodium complex trimethylene glycol-di-paraaminobenzoate
  • aliphatic polyols 1,4-butanediol, trimethylpropane
  • aromatic polyols hydrophilicity-lowering agents
  • MBOCA is preferable from the viewpoint of wear resistance, hair crack resistance, and the like.
  • the outermost layer 6 is made of other than polyurethane, such as epoxy resin and unsaturated polyester resin.
  • Thermosetting rosin can also be used.
  • epoxy resin bisphenol A type epoxy resin obtained by condensation of bisphenol A and epichlorohydrin and cured with a curing agent such as aliphatic amine, aromatic amine or acid anhydride is preferred or not.
  • Saturated polyester resin includes an unsaturated dicarboxylic acid, darlicol, an unsaturated polyester obtained by force, and a polymerizable vinyl monomer such as styrene, which is cured with a radical initiator such as an organic peroxide. Saturated polyester resin is preferred.
  • epoxy resins are suitable particularly when used for the outermost layer 6 as in the present invention.
  • An unsaturated polyester resin that is a thermosetting resin is Adeka Resin EP4100 manufactured by Asahi Denki Co., Ltd.
  • thermosetting resin bisphenol A type epoxy resin
  • Nippona Pica 4516P (trade name).
  • a method of laminating polyurethane resin on both surfaces of the substrate 2 is performed by the following steps as shown in FIGS.
  • the base 2 is placed between the rolls 20 and 21, and the roll is rotated, while the roll is rotated, the urethane prepolymer that becomes the shear side resin layer 3 on the base 2 and the curing agent dimethylthiotolamine ( DMTDA) is applied to the resin coating nozzle 22 as well, and the shear-side resin layer 3 is dried and cured (may be heated).
  • DMTDA dimethylthiotolamine
  • the front and back of the substrate 2 are reversed, and as shown in FIG. 3, the urethane that forms the intermediate layer 5 on the other surface of the substrate 2 on which the shoe-side resin layer 3 is laminated.
  • a mixture of a prepolymer and a curing agent, DMTDA, is applied and dried and cured (which may be heated) to form the intermediate layer 5.
  • a mixture of a urethane prepolymer that is the outermost layer 6 (not shown) and MBOCA, which is a curing agent is applied and dried (cured) (heated).
  • the felt-side resin layer 4 composed of the intermediate layer 5 and the outermost layer 6 is sequentially formed.
  • thermosetting resin selected from epoxy resin and unsaturated polyester resin is used. If the product is commercially available as an uncured liquid resin, such as a condensate of bisphenol A and epichlorohydrin, or a mixture of an unsaturated polyester and a polymerizable butyl monomer, a curing agent or radical
  • the outermost layer can be formed by adding an initiator and heating and curing in the same manner as in the curing of the urethane prepolymer.
  • the drainage groove 7 is formed.
  • the drainage groove 7 is formed by cutting in the belt running direction using a rotary blade or the like. In the present invention, it is necessary to expose the DMTDA cured polyurethane as the intermediate layer 5 to form the bottom of the drainage groove 7 and the edge thereof, and as shown in FIG. Cutting is performed so as to be deeper than the boundary surface 9 between the intermediate layer 5 and the outermost layer 6.
  • the intermediate layer 5 is preferably 40 to 90, particularly 50 to 80, with respect to the total thickness 100 of the felt-side resin layer 4, and the outermost layer. 6 is preferably 60 to 10, in particular 50 to 20. If the thickness of the intermediate layer 5 is too large (if the thickness of the outermost layer 6 is too small), the wear of the outermost layer 6 progresses while the belt is in use, and the time when the intermediate layer 5 is exposed to the belt surface comes earlier.
  • the boundary surface 9 between the middle layer 5 and the outermost layer 6 approaches the bottom 8 of the drainage groove 7, so that the bottom 8 and its Unfavorable because cracks near the edge or adjacent groove walls may occur.
  • the depth of the drainage groove 7 is 40 to 70, preferably 50 to 60 with respect to the relative ratio 100 as the thickness of the felt-side resin layer 4, and the boundary surface 9 is the drainage groove 7.
  • Drain groove 7 is cut so as to form a part of the wall.
  • the depth to the bottom 8 of the interface force is preferably 10 to 90, particularly 40 to 60 with respect to the depth 100 of the drainage groove 7. If the depth of the drainage groove 7 is deeper than this, it is not preferable because a force crack may occur near the bottom 8 or its edge or adjacent groove wall. On the contrary, if the depth is smaller than this, the dewatering efficiency of the belt is lowered, which is not preferable.
  • the present invention will be specifically described below with reference to examples, but the present invention is not limited to these examples.
  • the intermediate layer and The urethane prepolymer, the curing agent and the thermosetting resin used as the material of the outermost layer are as follows.
  • Curing agent DMTDA Albemarle "ETHACURE300" (80 parts Z20 parts mixture with 3,5-dimethylthio 2,4-toluenediamine Z3,5-dimethylthio 2,6-toluenediamine)
  • Curing agent MBOCA "Iharacamine MT” (Methylenebisorthochlorine dilin) manufactured by Ihara Chemical
  • Adeka Resin EP4100 (Asahi Denka Co., Ltd.): Bisphenol A type epoxy resin obtained by condensation of bisphenol A and epichlorohydrin
  • DMTDA was prepared as a curing agent, and urethane prepolymer was mixed so that the HZNCO equivalent ratio was 0.97.
  • the base 2 is passed between the rolls 20 and 21, and the inner surface (shew side) of the resin 3 is formed on the base 2 from the resin application nozzle 22 while rotating the roll. Apply a mixture of the urethane prepolymer and the curing agent, and dry and cure the side-side resin 3.
  • a mixture of urethane prepolymer and intermediate hardener DMTDA to be the intermediate layer 5 is applied to the other side of the substrate 2 and dried and cured.
  • the urethane prepolymer and the MBO CA curing agent are mixed so that the HZNCO equivalent ratio is 0.97, and the mixture is applied to the upper force of the intermediate layer 5
  • the outermost layer 6 is formed, it is dried and cured. Thereafter, the reaction was carried out at 100 ° C. for 3 hours by the heat source 23 provided above, whereby the inner peripheral surface polyurethane, the intermediate layer polyurethane, and the outermost layer polyurethane were completely cured.
  • a belt was obtained in which one layer was laminated on the inner peripheral surface of the substrate 2 and two layers of the intermediate layer 5 and the outermost layer 6 were laminated on the outer peripheral surface.
  • the thickness of each layer on the outer peripheral surface is the thickness of the entire felt-side resin layer 4 2. Omm (100 as a relative ratio), while the intermediate layer 5 is 1.5 mm (75) and the outermost layer 6 is 0.5 mm (25 ).
  • drainage grooves 7 having a width of 1. Om m and a depth of 1. Omm are formed on the outer peripheral polyurethane surface using a rotary blade. As a result, the layer of DMTD A cured polyurethane as the intermediate layer 5 is exposed and the bottom of the drainage groove is formed.
  • the physical properties of the obtained belt sample were measured.
  • the measuring method of physical properties is as follows.
  • test piece 31 is sandwiched between the rotary roll 33 and the press shoe 34 so that the outer peripheral surface is in contact with the rotary roll 33, and is moved at 36 kg / cm 2 by moving the press shoe in the direction of the rotary roll. Pressed.
  • test piece was repeatedly reciprocated, and the number of times the test piece 31 was reciprocated until a crack occurred at the bottom and its edge was measured. Thereafter, the occurrence of hair cracks was observed on the convex surface located between the drainage grooves on the outer peripheral surface of the test piece.
  • test piece 31 is attached to the lower part of the press board 35, and the lower surface (surface to be measured) is pressed by the outer peripheral surface coming into contact with the rotary roll 36.
  • a friction piece 57 is provided on the outer periphery of the rotating roll 36, and the contact friction with the rotating roll under pressure is performed for 20 minutes at a pressure of 10 kg / cm, the rotating speed of the rotating roll of 100 m / min, and the test piece after the test.
  • the thickness reduction amount of 31 was measured.
  • Example 1 MBOCA-cured polyurethane was replaced with Adeka Resin EP4100 (bisphenol A type epoxy resin), which is a thermosetting resin, as the outermost layer resin, as in Example 1.
  • Adeka Resin EP4100 bisphenol A type epoxy resin
  • a belt sample was prepared, and the physical properties of the obtained belt sample were measured. The results are also shown in Table 1.
  • a belt sample was produced in the same manner as in Example 1 except that the outer peripheral surface was a single layer of only DMTDA cured polyurethane used as an intermediate layer in Example 1, and the physical properties of the obtained belt sample were measured. The results are also shown in Table 1.
  • a belt sample was produced in the same manner as in Example 1 except that the outer peripheral surface was a single layer of only MBOCA cured polyurethane used as the outermost layer in Example 1, and the physical properties of the obtained belt sample were measured. The results are also shown in Table 1.
  • the belt of the present invention in which the outer peripheral surface is made up of an intermediate layer of DMTDA cured polyurethane and an outermost layer of MB OCA cured polyurethane has crack resistance, Abrasion and hair crack resistance are improved in a well-balanced manner.
  • the belt of Comparative Example 1 in which the outer peripheral surface is a DMTDA-cured polyurethane single layer has good crack resistance, but has insufficient wear resistance and hair crack resistance, while the outer peripheral surface is
  • the belt of Comparative Example 2 which is a single MBOCA-cured polyurethane layer has good wear resistance and air crack resistance, resulting in poor crack resistance.
  • a belt having a single outer layer polyurethane formed on the outer peripheral surface is used.
  • FIG. 1 is a cross-sectional view showing a configuration of a papermaking machine belt of the present invention.
  • FIG. 2 shows a belt manufacturing process for a papermaking machine according to the present invention.
  • FIG. 3 shows a process for manufacturing a belt for papermaking machine according to the present invention.

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Abstract

Cette invention concerne une courroie pour une machine à papier qui a des propriétés excellentes telles qu'une excellente résistance aux fissures, une excellente résistance à l'abrasion et une excellente résistance aux fissures capillaires. La courroie pour une machine à papier comprend un substrat et une surface périphérique externe empilée sur le substrat sur son côté feutre. La surface périphérique externe comprend une couche intermédiaire en contact avec le substrat et une couche la plus externe située sur la périphérie externe de la couche intermédiaire. La couche intermédiaire est formée de polyuréthane durci avec du diméthylthiotoluènediamine. La couche la plus externe est formée de polyuréthane durci cuit avec un agent de durcissement autre que du diméthylthiotoluènediamine, ou une résine thermodurcissable sélectionnée parmi des résines époxydes et des résines de polyester insaturées. Une gouttière de drainage est obtenue en découpant la surface périphérique externe. Le fond de la gouttière de drainage est découpé à une position qui est plus profonde que la surface limite entre la couche intermédiaire et la couche la plus externe.
PCT/JP2007/051362 2006-01-31 2007-01-29 courroie pour une machine à papier WO2007088802A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2007800039029A CN101374996B (zh) 2006-01-31 2007-01-29 造纸机械用带
DE602007003195T DE602007003195D1 (de) 2006-01-31 2007-01-29 Band für papiermaschine
EP07707593A EP1985750B1 (fr) 2006-01-31 2007-01-29 Bande pour machine a papier
US12/162,232 US20090038770A1 (en) 2006-01-31 2007-01-29 Belt for papermaking machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-022618 2006-01-31
JP2006022618A JP4827542B2 (ja) 2006-01-31 2006-01-31 製紙機械用ベルト

Publications (1)

Publication Number Publication Date
WO2007088802A1 true WO2007088802A1 (fr) 2007-08-09

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Application Number Title Priority Date Filing Date
PCT/JP2007/051362 WO2007088802A1 (fr) 2006-01-31 2007-01-29 courroie pour une machine à papier

Country Status (6)

Country Link
US (1) US20090038770A1 (fr)
EP (1) EP1985750B1 (fr)
JP (1) JP4827542B2 (fr)
CN (1) CN101374996B (fr)
DE (1) DE602007003195D1 (fr)
WO (1) WO2007088802A1 (fr)

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CN105803843A (zh) * 2015-01-16 2016-07-27 株式会社市川 靴式压榨带及其制造方法

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JP2010196205A (ja) 2009-02-26 2010-09-09 Ichikawa Co Ltd シュープレスベルト
FI20115099L (fi) * 2011-01-31 2012-08-01 Metso Fabrics Oy Kenkäpuristinhihna, menetelmä sen valmistamiseksi ja käyttö kenkäpuristimessa
WO2014200095A1 (fr) * 2013-06-14 2014-12-18 イチカワ株式会社 Courroie de presse à sabot pour la fabrication du papier
CN105905523B (zh) * 2016-06-01 2018-08-07 日志动力传送系统（上海）有限公司 聚氨酯高分子材料毛毡输送带
DE102017115592A1 (de) * 2017-07-12 2019-01-17 Voith Patent Gmbh Pressmantel
DE102017117227A1 (de) 2017-07-31 2019-01-31 Voith Patent Gmbh Pressmantel und dessen Verwendung sowie Presswalze und Schuhpresse

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JP2002327389A (ja) * 2001-04-27 2002-11-15 Yamauchi Corp シュープレス用ベルト
EP1378601A1 (fr) 2002-07-01 2004-01-07 Ichikawa Co.,Ltd. Bande pour presse à patin
JP2004052204A (ja) * 2002-07-19 2004-02-19 Ichikawa Woolen Textile Co Ltd 製紙機械用ベルト及びその製造方法

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JP3698984B2 (ja) * 2000-11-10 2005-09-21 ヤマウチ株式会社 シュープレス用ベルト
JP2005290358A (ja) * 2004-03-08 2005-10-20 Ichikawa Co Ltd 製紙機械用ベルト及びその製造方法
CN1712636A (zh) * 2004-06-25 2005-12-28 市川毛织株式会社 造纸机带

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JP2002327389A (ja) * 2001-04-27 2002-11-15 Yamauchi Corp シュープレス用ベルト
EP1378601A1 (fr) 2002-07-01 2004-01-07 Ichikawa Co.,Ltd. Bande pour presse à patin
JP2004036015A (ja) * 2002-07-01 2004-02-05 Ichikawa Woolen Textile Co Ltd シュープレスベルト
JP2004052204A (ja) * 2002-07-19 2004-02-19 Ichikawa Woolen Textile Co Ltd 製紙機械用ベルト及びその製造方法

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Title
See also references of EP1985750A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105803843A (zh) * 2015-01-16 2016-07-27 株式会社市川 靴式压榨带及其制造方法

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Publication number Publication date
DE602007003195D1 (de) 2009-12-24
EP1985750B1 (fr) 2009-11-11
US20090038770A1 (en) 2009-02-12
CN101374996B (zh) 2011-04-13
JP2007204862A (ja) 2007-08-16
EP1985750A1 (fr) 2008-10-29
EP1985750A4 (fr) 2009-03-25
JP4827542B2 (ja) 2011-11-30
CN101374996A (zh) 2009-02-25

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