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1. 发明公开

US20230183922A1 METHOD FOR SPRAYING CHEMICAL SOLUTION 审中-公开
公开(公告)号：US20230183922A1
公开(公告)日：2023-06-15
申请号：US17999030
申请日：2021-05-17
申请人： MAINTECH CO., LTD.
发明人： Hiroshi SEKIYA , Tomohiko NAGATSUKA , Kazuyujki YUSA , Ayano SUGA
IPC分类号： D21F1/32 , D21F7/12 , D21H11/14
CPC分类号： D21F1/325 , D21F7/12 , D21H11/14
摘要： A chemical solution spraying method for spraying a chemical solution onto a canvas K1 has a loop shape in a side view while reciprocating two nozzle devices S at the same speed along rail L extending in a width direction of canvas K1 with respect to canvas K1, in which time period Tc during which canvas K1 is in contact with wet paper X is 0.03 seconds or more, time period Tn required for nozzle devices S to each one-way move is 0.5 to 10 minutes, traveling speed Vp of canvas K1 is 500 m/min or more, length K of canvas K1 is 20 to 80 m, a number of times of contact N of any point on a surface of canvas K1 with wet paper X during time period Tn, time period Tn, traveling speed Vp, and length K satisfy a relationship of N=(Tn·Vp)/K, under predetermined conditions.

2. 发明公开

US20230182157A1 CHEMICAL SOLUTION SPRAYING METHOD 审中-公开
公开(公告)号：US20230182157A1
公开(公告)日：2023-06-15
申请号：US17999026
申请日：2021-05-17
申请人： MAINTECH CO., LTD.
发明人： Hiroshi SEKIYA , Tomohiko NAGATSUKA , Kazuyujki YUSA , Ayano SUGA
IPC分类号： B05B12/04 , B05B13/04 , D21F1/32
CPC分类号： B05B12/04 , B05B13/0405 , D21F1/32
摘要： A chemical solution spraying method for spraying a chemical solution onto canvas K1 has a loop shape in a side view while reciprocating nozzle device S along rail L extending in a width direction of canvas K1 with respect to canvas K1, in which time period Tc during which canvas K1 is in contact with wet paper X is 0.03 seconds or more, time period Tn required for nozzle device S to one-way move is 0.2 to 20 minutes, traveling speed Vp of canvas K1 is 500 m/min or more, length K of canvas K1 is 20 to 80 m, a number of times of contact N of any point on a surface of canvas K1 with wet paper X during time period Tn, time period Tn, traveling speed Vp, and length K satisfy a relationship of N=(Tn·Vp)/K, under predetermined conditions.

3. 发明授权

US07144478B1 Pollution control method for cylindrical dryer used in paper machine 有权
标题翻译：造纸机用圆筒式干燥机污染控制方法
公开(公告)号：US07144478B1
公开(公告)日：2006-12-05
申请号：US09806020
申请日：1999-09-14
申请人： Kunio Sekiya
发明人： Kunio Sekiya
IPC分类号： D21F1/32
CPC分类号： D21H21/02 , D21F1/32 , D21F5/00 , D21F5/02
摘要： The invention provides a method of preventing contamination of a dryer of a paper machine so that predetermined effects of contamination prevention over the long term can always be ensured while maintaining satisfactory drying efficiency. With the method of preventing contamination of the surface of the drum dryer used in a paper machine, a predetermined amount of a surface treatment agent P is continuously supplied to the surface of the drum dryer C1 in rotation, facing a paper strip W, while the paper strip is being fed by the paper machine in operation.
摘要翻译：本发明提供一种防止造纸机干燥器污染的方法，从而能够始终保持长期的预防污染防止效果，同时保持令人满意的干燥效率。通过防止造纸机中使用的滚筒式干燥机的表面的污染的方法，将规定量的表面处理剂P连续地供给到滚筒式干燥机C1的表面，面向纸条W，同时纸带正在由造纸机进行运行。

4. 发明授权

US06858113B1 Pollution prevention method for cylindrical dryer used in paper machine 失效
标题翻译：造纸机用圆筒式干燥机的防污染方法
公开(公告)号：US06858113B1
公开(公告)日：2005-02-22
申请号：US09806090
申请日：1999-09-14
申请人： Kunio Sekiya
发明人： Kunio Sekiya
IPC分类号： B08B17/02 , C09K3/18 , D21F5/00 , D21F5/02 , D21F1/32
CPC分类号： D21F5/00 , D21F5/02
摘要： The invention provides a method of preventing contamination of a dryer of a paper machine so that a predetermined anti-fouling effect can always be ensured over a long term while maintaining satisfactory drying efficiency. With the method of preventing contamination of the surface of a drum dryer used in a paper machine, according to the invention, a predetermined amount of a surface forming agent P is continuously supplied to the surface of the drum dryer D1 in rotation, facing a paper strip W, while the paper strip W is being fed by the paper machine in operation.
摘要翻译：本发明提供一种防止造纸机干燥器污染的方法，从而能够长期保持预定的防污效果同时保持令人满意的干燥效率。通过本发明的防止造纸机中使用的滚筒式干燥机的表面污染的方法，将规定量的表面形成剂P连续地供给到滚筒式干燥机D1的表面上，面向纸张条带W，同时纸带W由造纸机进行运行。

5. 发明授权

US12006632B2 Monitoring system 有权
公开(公告)号：US12006632B2
公开(公告)日：2024-06-11
申请号：US17277836
申请日：2019-10-01
申请人： MAINTECH CO., LTD.
发明人： Hiroshi Sekiya , Hitomaru Sakata , Daisuke Kobayashi , Ayano Suga
IPC分类号： D21G9/00 , G01N21/892 , G05B15/02 , H04N7/18 , D21F1/32 , G01N21/84
CPC分类号： D21G9/0054 , D21G9/0027 , G01N21/892 , G05B15/02 , H04N7/18
摘要： An object is to provide a monitoring system capable of preventing the occurrence of a defect in paper by monitoring the device. The present invention is directed to a monitoring system A having a papermaking machine 1 for manufacturing paper X, an applying device 2 for applying a chemical solution to a site of the papermaking machine directly or indirectly in contact with the paper while the papermaking machine 1 is operated, a control panel 3 for setting an application condition of the applying device 2, a monitoring camera 4 for monitoring a monitoring target site, and a control device 5 connected to the monitoring camera 4 via a network. The monitoring target site is the site of the papermaking machine 1 directly or indirectly in contact with the paper X and/or the applying device 2, and the control device 5 has a computing unit S1 which converts a state of the monitoring target site into a numerical form by using video taken by the monitoring camera 4, a display unit S2 which displays detection data obtained by conversion into the numerical form at the computing unit S1, and a storage unit S3 which stores the detection data.

6. 发明申请

US20180100270A1 CONTAMINATION INHIBITOR COMPOSITION 审中-公开
公开(公告)号：US20180100270A1
公开(公告)日：2018-04-12
申请号：US15561313
申请日：2016-03-25
申请人： MAINTECH CO., LTD.
发明人： Hiroshi SEKIYA , Daisuke KOBAYASHI , Hiraku SAWADA , Shinichiro OGODA , Kazuyuki YUSA
IPC分类号： D21C9/08 , C23F11/14 , D21H21/02 , C08G77/04 , C08L83/04 , C09D183/04
CPC分类号： D21C9/086 , C08G77/04 , C08L83/04 , C09D183/04 , C23F11/14 , D21F5/00 , D21H21/02
摘要： To provide a contamination inhibitor composition capable of effectively inhibiting pitch contamination on a dry part.The present invention is a contamination inhibitor composition 1 which is imparted to a dry part D of a paper-making machine, and comprising a film forming agent and a gelling agent, wherein the film forming agent is an emulsion consisting of water, a modified silicone and an emulsifier and the gelling agent is a compound represented by the following formula (1): [in the formula (1), R1 each independently represents a hydrogen atom, a hydroxyl group, a carboxyl group or a hydrocarbon group optionally having a substituent having 1 to 3 carbon atoms, R2 each independently represents a hydroxyl group or a carboxyl group, R3 represents a hydrogen atom, a hydroxyl group or a carboxyl group, m is an integer of 1 to 5, and n is an integer of 0 to 5.].

7. 发明授权

US10870118B2 Nozzle cap, nozzle device provided with such cap, and spraying method of chemical solution 有权
公开(公告)号：US10870118B2
公开(公告)日：2020-12-22
申请号：US16605346
申请日：2018-07-12
申请人： MAINTECH CO., LTD.
发明人： Hiroshi Sekiya , Tomohiko Nagatsuka , Toshikazu Hamaura
IPC分类号： B05B7/00 , B05B7/04 , B05D1/02 , D21F1/02
CPC分类号： B05B7/0475 , B05B7/045 , B05D1/02 , D21F1/028
摘要： [Problem] To provide a nozzle cap that hardly causes clogging in the nozzle hole even when used for a long time, a nozzle device having such a nozzle cap and a spraying method of a chemical solution.
[Solution] The present invention relates to a nozzle cap 100 to be used for a nozzle device for spraying a chemical solution to wet paper, wire, felt, press rollers, dryer rollers, canvas or guide rollers in a paper machine, which is provided with: an air cap part 10 that is provided with a first base part 11 having a cylinder shape with a lid, with a nozzle hole 13 formed on the first base part 11; and a liquid cap part 20 that is provided with a second base part 21 having a disc-shape and a protruding part 22 that is formed on the second base part 21, and in this structure, a plurality of chemical solution spraying air holes 22b are formed on the second base part 21, and into a space part S formed between the first base part 11 and the second base part 21, with the first base part 11 and the second base part 21 being fitted to each other, a chemical solution is flowed from the protruding part 22, and air is also flowed in from the chemical solution spraying air holes 22b so that the chemical solution from the nozzle holes 13 is sprayed by the air, and the lid part 11a has a lower surface having a plane shape so that the air flowed in from the chemical solution spraying air holes 22b are made to collide with the lower surface of the lid part 11a through the space part S.

8. 发明授权

US10273631B2 Method of spraying chemical solution 有权
公开(公告)号：US10273631B2
公开(公告)日：2019-04-30
申请号：US15128850
申请日：2015-03-20
申请人： MAINTECH CO., LTD.
发明人： Hiroshi Sekiya , Daisuke Kobayashi , Tomohiko Nagatsuka
IPC分类号： B08B3/02 , C09D5/00 , D21F1/30 , D21F1/32 , D21F7/12
摘要： [TASK] Provided is a method of spraying a chemical solution, the method being capable of efficiently applying a chemical solution to a traveling canvas and sufficiently preventing the adhesion of paper powder and pitch to the canvas.[MEANS OF SOLVING THE PROBLEM] The present invention provides a method of spraying a chemical solution Y, the method comprising spraying the chemical solution Y continuously on a canvas K used in a dry part D of a paper machine by a spraying apparatus 10 while making the canvas K travel, wherein the canvas K is guided to an inside roll IR and an outside roll OR, and wherein the spraying apparatus 10 is disposed upstream from the outside roll OR and between the inside roll IR and the outside roll OR, and the chemical solution Y is sprayed toward the outside roll OR along a travel direction Y2 of the canvas K.

9. 发明授权

US09937521B2 Method for spraying chemical solution 有权
公开(公告)号：US09937521B2
公开(公告)日：2018-04-10
申请号：US14771920
申请日：2014-03-04
申请人： MAINTECH CO., LTD.
发明人： Hiroshi Sekiya , Daisuke Kobayashi , Hideaki Mori , Hiraku Sawada , Tomohiko Nagatsuka
IPC分类号： B05D1/00 , D21F1/30 , D21F5/04 , B05D1/02 , B08B3/04 , C09D5/16 , D21F5/02 , G05B15/02 , D21F1/32
CPC分类号： B05D1/002 , B05D1/02 , B08B3/041 , C09D5/16 , D21F1/30 , D21F1/325 , D21F5/02 , D21F5/021 , D21F5/04 , G05B15/02
摘要： [Problem] To provide a method for spraying a chemical solution that makes it possible to uniformly apply a chemical solution onto a moving body and that exhibits excellent spraying efficiency.[Solution] The present invention is directed to a method for spraying a chemical solution in which, in a dry part D of a paper-making machine, a chemical solution is continuously sprayed onto a moving body that guides wet paper X, while a nozzle device S is reciprocating in directions orthogonal to a moving direction of the moving body with the moving body in motion, wherein: the moving body is a cylindrical dryer roller D1 or an endless canvas K1; and a travel distance H that the nozzle device S moves during a single rotation of the moving body and a width W of a sprayed area that is formed on the moving body by the nozzle device S satisfy the relationship represented by the following expression: 0.5≤H/W≤20.

10. 发明授权

US09458572B2 Method of using an anti-soiling agent composition 有权
标题翻译：使用防污剂组合物的方法
公开(公告)号：US09458572B2
公开(公告)日：2016-10-04
申请号：US14825651
申请日：2015-08-13
申请人： MAINTECH CO., LTD.
发明人： Hiroshi Sekiya , Hiraku Sawada , Daisuke Kobayashi
IPC分类号： D21H17/00 , D21H17/06 , D21H17/59 , D21H21/02 , D21C9/08 , D21H21/04 , C08L83/08 , C09D5/16 , C08L83/06 , C08G77/04 , C08G77/14 , C08G77/388 , C08G77/46 , C08G77/00
CPC分类号： D21H17/72 , C08G77/045 , C08G77/14 , C08G77/388 , C08G77/46 , C08G77/80 , C08L83/06 , C08L83/08 , C09D5/1675 , D21C9/08 , D21C9/083 , D21C9/086 , D21H17/06 , D21H17/59 , D21H21/02 , D21H21/04 , C08L83/00
摘要： [Object] To provide an anti-soiling agent compound that can sufficiently prevents adhesion of pitch to a dry part region.[Solution] The present invention provides an anti-soiling agent composition is provided with: a low molecular polysiloxane compound represented by the following formula (1); and a high molecular polysiloxane compound represented by the following formula (2), and characterized in that the number of modified groups per low molecular polysiloxane compound is in a range from 0.1 to 3, the number of modified groups per high molecular polysiloxane compound is in a range from 1.0 to 10, and the number m of repeating polysiloxane units in the low molecular polysiloxane compound and the number n of repeating polysiloxane units in the high molecular polysiloxane compound have the following relationship: 2 m≦n, [in formula (1), substituent R1 represents a methyl group or a modified group, with the repeating number m being set to an integer from 20 to 200], and [in formula (2), substituent R2 represents a methyl group or a modified group, with the repeating number n representing an integer].

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