CN108004826A - A kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper - Google Patents
A kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper Download PDFInfo
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- CN108004826A CN108004826A CN201810006301.3A CN201810006301A CN108004826A CN 108004826 A CN108004826 A CN 108004826A CN 201810006301 A CN201810006301 A CN 201810006301A CN 108004826 A CN108004826 A CN 108004826A
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- beating degree
- pulp
- sisal hemp
- electrolytic capacitor
- paper
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/06—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the cylinder type
- D21F11/08—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the cylinder type paper or board consisting of two or more layers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/02—Methods of beating; Beaters of the Hollander type
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc mills
- D21D1/303—Double disc mills
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
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- Paper (AREA)
Abstract
The present invention relates to a kind of preparation method of electrolytic capacitor paper for this.A kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper, this method comprise the following steps：1) jute pulp is added be made after water 2~5% mass concentration raw paper pulp；2) by original slurry material by beater or fiberizer obtain mass concentration 2~5%, 20~60 ° of SR of beating degree, 2~16g of weight in wet base low beating degree sisal hemp pulp, and mass concentration 2~5%, 60~98 ° of SR of beating degree, the high beating degree sisal hemp pulp of 2~10g of weight in wet base；3) low beating degree sisal hemp pulp and high beating degree sisal hemp pulp are for composite through double cylinders, and dip-coating polycarboxylic acid wet strength agent in machine, coating fluid mass percent concentration are 1.5~3.5% after drying, and the coating weight of coating fluid is 0.1~1.0g/m2, coating fluid is polycarboxylic acid wet strength agent；4) drying, press polish and batch to obtain body paper, body paper obtains electrolytic capacitor paper after cutting.Electrolytic capacitor paper of the present invention has good water absorbing properties, relatively low loss value, excellent proof voltage energy, excellent in mechanical performance, its tensile strength adds more than 0.5kN/m.
Description
Technical field
The present invention relates to a kind of preparation method of electrolytic capacitor paper.
Background technology
Electrolytic capacitor paper is to prepare one of critical material of electrolytic capacitor, and main function is the moon in isolating capacitor
Pole and anode, absorb and keep electrolyte, also referred to as barrier paper.
Electrolytic capacitor paper had both belonged to speciality paper category, fell within electronic component, therefore, different from general paper, electricity
Electrolytic capacitor paper has following requirement：(1) purity is high, and the impurity for influencing electrolyte and electrode foil performance will be controlled strictly；(2)
Papery is uniform, and thickness and tightness are homogeneous, and fiber alignment uniformly, while will be unable to the paper defects such as hole and fibre bundle；(3) have
Necessary electrical strength and mechanical strength；(4) there are good wellability and retentivity to electrolyte；(5) with electrolyte group
During into complex, there is low resistance.
In order to meet the requirement in electrolytic capacitor production, electrolytic capacitor paper generally requires certain intensity.It is right
In some electrolytic capacitors, it is desirable to there is relatively low internal resistance and loss, require at this time the electrolytic capacitor paper that uses have compared with
Low tightness, but paper density declines, the intensity of paper can be relatively low so that the production efficiency of electrolytic capacitor is difficult to improve.
Therefore, while electrolytic capacitor paper has relatively low tightness, it is also necessary to improve the intensity of paper as far as possible.
The content of the invention
In order to solve the above technical problems, it is an object of the present invention to provide a kind of on-line coater to prepare enhanced electrolysis electricity
The method of container paper.
To achieve these goals, the present invention uses following technical scheme：
A kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper, this method comprise the following steps：
1) jute pulp is added be made after water 2~5% mass concentration raw paper pulp；
2) original slurry material is obtained into mass concentration 2~5%, 20~60 ° of SR of beating degree, weight in wet base 2 by beater or fiberizer
The low beating degree sisal hemp pulp of~16g, and mass concentration 2~5%, 60~98 ° of SR of beating degree, the high beating degree of 2~10g of weight in wet base
Sisal hemp pulp；The mass ratio of low beating degree sisal hemp pulp and high beating degree sisal hemp pulp is 20~40:80~60；
3) low beating degree sisal hemp pulp and high beating degree sisal hemp pulp are for composite through double cylinders, dip-coating polycarboxylic acids in machine after drying
Class wet strength agent, coating fluid mass percent concentration are 1.5~3.5%, and the coating weight of coating fluid is 0.1~1.0g/m2, coating fluid
For polycarboxylic acid wet strength agent；
4) drying, press polish and batch to obtain body paper, body paper obtains electrolytic capacitor paper after cutting.
Preferably, the jute pulp include sisal hemp pulp, manila pulp, jute slurry, Chinese jute pulp, flax pulp, wild goose latex,
Pineapple leaves are starched and the one or more in wingceltis latex.
Preferably, beating degree 40~50 ° of SR, 8~11g of weight in wet base of the low beating degree sisal hemp pulp；High beating degree sword
Beating degree 90~98 ° of SR, 5~6.5g of weight in wet base of jute pulp.
Preferably, the coating solution amount is 0.4~0.8g/m2。
Preferably, the low beating degree sisal hemp pulp is beaten in hollander by free type,
High beating degree sisal hemp pulp grinds defibrination mode by 3 double plates and is beaten.
The present invention is as a result of above-mentioned technical solution, production and on-line coater by body paper, the low tightness of acquisition
High intensity electrolytic capacitor paper, and have good water absorbing properties, relatively low loss value, excellent proof voltage energy, mechanical property is excellent
Different, its tensile strength adds more than 0.5kN/m.
Embodiment
Reference example 1
Low beating degree sisal hemp pulp：20 parts
High beating degree sisal hemp pulp：80 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 40 ° of SR, 10g, the beating degree of high beating degree sisal hemp pulp and
Weight in wet base is respectively 90 ° of SR, 5.6g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, and mashing is dense
Degree 2.5%.High beating degree sisal hemp pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.After the completion of mashing,
By double cylinder formings and for composite, then drying, press polish, batch and obtain finished product after cutting, its quantification of 30g/m2。
Reference example 2
Low beating degree sisal hemp pulp：40 parts
High beating degree manila pulp：60 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 46 ° of SR, 9.1g, the beating degree of high beating degree sisal hemp pulp and
Weight in wet base is respectively 90 ° of SR, 5.6g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, and mashing is dense
Degree 2.5%.High beating degree manila pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.It has been beaten
Cheng Hou, by double cylinder formings and for composite, then drying, press polish, batch and obtain finished product after cutting, its is quantification of
30g/m2。
Embodiment 1
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree and high beating degree
Sisal hemp pulp forms：
Low beating degree sisal hemp pulp：20 parts
High beating degree sisal hemp pulp：80 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 40 ° of SR, 10g, the beating degree of high beating degree sisal hemp pulp and
Weight in wet base is respectively 90 ° of SR, 5.6g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, and mashing is dense
Degree 2.5%.High beating degree sisal hemp pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.After the completion of mashing,
By double cylinder formings and for composite, it is dry after in machine dip-coating polycarboxylic acid wet strength agent, coating fluid mass percent concentration be
2%, coating weight 0.1g/m2, through drying, 128 DEG C of drying temperature, then after drying, press polish, batching and cutting after coating
Finished product is obtained, its quantification of 30g/m2。
Embodiment 2
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree and high beating degree
Sisal hemp pulp forms：
Low beating degree sisal hemp pulp：30 parts
High beating degree sisal hemp pulp：70 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 45 ° of SR, 9.6g, the beating degree of high beating degree sisal hemp pulp and
Weight in wet base is respectively 92 ° of SR, 5.4g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, and mashing is dense
Degree 2.5%.High beating degree sisal hemp pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.After the completion of mashing,
By double cylinder formings and for composite, it is dry after in machine dip-coating polycarboxylic acid wet strength agent, coating fluid mass percent concentration be
2.5%, coating weight 0.3g/m2, through drying after coating, 130 DEG C of drying temperature, then passes through drying, press polish, batches and cut
After obtain finished product, its quantification of 30g/m2。
Embodiment 3
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree and high beating degree
Sisal hemp pulp forms：
Low beating degree sisal hemp pulp：40 parts
High beating degree sisal hemp pulp：60 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 48 ° of SR, 9.5g, the beating degree of high beating degree sisal hemp pulp and
Weight in wet base is respectively 95 ° of SR, 5.2g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, and mashing is dense
Degree 2.5%.High beating degree sisal hemp pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.After the completion of mashing,
By double cylinder formings and for composite, it is dry after in machine dip-coating polycarboxylic acid wet strength agent, coating fluid mass percent concentration be
1.5%, coating weight 0.5g/m2, through drying after coating, 133 DEG C of drying temperature, then passes through drying, press polish, batches and cut
After obtain finished product, its quantification of 30g/m2。
Embodiment 4
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree sisal hemp pulp and skyer
Degree of beating manila pulp forms：
Low beating degree sisal hemp pulp：20 parts
High beating degree manila pulp：80 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 40 ° of SR, 10g, the mashing of high beating degree manila pulp
Degree and weight in wet base are respectively 90 ° of SR, 6.0g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, beaten
Starch concentration 2.5%.High beating degree manila pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.Beat
After the completion of slurry, by double cylinder formings and for composite, it is dry after dip-coating polycarboxylic acid wet strength agent, coating fluid quality percentage in machine
Specific concentration is 3%, coating weight 0.2g/m2, through drying after coating, 128 DEG C of drying temperature, then passes through drying, press polish, batches
With finished product is obtained after cutting, its quantification of 30g/m2。
Embodiment 5
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree sisal hemp pulp and skyer
Degree of beating manila pulp forms：
Low beating degree sisal hemp pulp：30 parts
High beating degree manila pulp：70 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 45 ° of SR, 9.6g, the mashing of high beating degree manila pulp
Degree and weight in wet base are respectively 92 ° of SR, 5.8g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, beaten
Starch concentration 2.5%.High beating degree manila pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.Beat
After the completion of slurry, by double cylinder formings and for composite, it is dry after dip-coating polycarboxylic acid wet strength agent, coating fluid quality percentage in machine
Specific concentration is 2%, coating weight 0.4g/m2, through drying after coating, 130 DEG C of drying temperature, then passes through drying, press polish, batches
With finished product is obtained after cutting, its quantification of 30g/m2。
Embodiment 6
A kind of reinforced electric electrolytic capacitor paper, the raw paper pulp of the electrolytic capacitor paper is by low beating degree sisal hemp pulp and skyer
Degree of beating manila pulp forms：
Low beating degree sisal hemp pulp：40 parts
High beating degree manila pulp：60 parts
The beating degree and weight in wet base of low beating degree sisal hemp pulp are respectively 48 ° of SR, 9.5g, the mashing of high beating degree manila pulp
Degree and weight in wet base are respectively 95 ° of SR, 5.5g, and low beating degree sisal hemp pulp is beaten by free type in hollander and carried out, beaten
Starch concentration 2.5%.High beating degree manila pulp grinds defibrination mode by 3 double plates and is beaten, beating consistency 3.5%.Beat
After the completion of slurry, by double cylinder formings and for composite, it is dry after dip-coating polycarboxylic acid wet strength agent, coating fluid quality percentage in machine
Specific concentration is 3.5%, coating weight 0.6g/m2, through drying, 132 DEG C of drying temperature, then by drying, press polish, volume after coating
Take and obtain finished product after cutting, its quantification of 30g/m2。
The test data of above-mentioned each electrolytic capacitor paper is as follows：
Claims (5)
1. a kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper, it is characterised in that this method includes following step
Suddenly：
1) jute pulp is added be made after water 2~5% mass concentration raw paper pulp；
2) original slurry material is obtained into mass concentration 2~5%, 20~60 ° of SR of beating degree, 2~16g of weight in wet base by beater or fiberizer
Low beating degree sisal hemp pulp, and mass concentration 2~5%, 60~98 ° of SR of beating degree, the high beating degree sisal hemp of 2~10g of weight in wet base
Slurry；The mass ratio of low beating degree sisal hemp pulp and high beating degree sisal hemp pulp is 20~40:80~60；
3) low beating degree sisal hemp pulp and high beating degree sisal hemp pulp are for composite through double cylinders, and dip-coating polycarboxylic acid is wet in machine after drying
Strong agent, coating fluid mass percent concentration are 1.5~3.5%, and the coating weight of coating fluid is 0.1~1.0g/m2, coating fluid is poly-
Carboxylic acids wet strength agent；
4) drying, press polish and batch to obtain body paper, body paper obtains electrolytic capacitor paper after cutting.
2. the method that a kind of on-line coater according to claim 1 prepares reinforced electric electrolytic capacitor paper, it is characterised in that
Jute pulp includes one in sisal hemp pulp, manila pulp, jute slurry, Chinese jute pulp, flax pulp, wild goose latex, pineapple leaves slurry and wingceltis latex
Kind is several.
3. the method that a kind of on-line coater according to claim 1 prepares reinforced electric electrolytic capacitor paper, it is characterised in that
Beating degree 40~50 ° of SR, 8~11g of weight in wet base of low beating degree sisal hemp pulp；Beating degree 90~98 ° of SR of high beating degree sisal hemp pulp are wet
Weigh 5~6.5g.
4. the method that a kind of on-line coater according to claim 1 prepares reinforced electric electrolytic capacitor paper, it is characterised in that
Coating solution amount is 0.4~0.8g/m2。
5. the method that a kind of on-line coater according to claim 1 prepares reinforced electric electrolytic capacitor paper, it is characterised in that
Low beating degree sisal hemp pulp is beaten in hollander by free type, and high beating degree sisal hemp pulp is double by 3
Mill defibrination mode is beaten.
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| CN201810006301.3A CN108004826A (en) | 2018-01-04 | 2018-01-04 | A kind of method that on-line coater prepares reinforced electric electrolytic capacitor paper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608002A (en) * | 2020-04-17 | 2020-09-01 | 仙鹤股份有限公司 | Preparation method of carbonization-free solid capacitor paper |
| CN111809433A (en) * | 2019-04-11 | 2020-10-23 | 中国制浆造纸研究院有限公司 | Low-sodium ion content insulating paper for extra-high voltage transformer and manufacturing method thereof |
| CN112721306A (en) * | 2020-12-30 | 2021-04-30 | 江苏洋河集团包装材料有限公司 | Production process of corrugated carton for packaging high-strength white spirit |
| CN114687247A (en) * | 2022-03-16 | 2022-07-01 | 湖南艾华集团股份有限公司 | Electrolytic paper for low-temperature aluminum electrolytic capacitor and preparation method thereof |
| CN117166282A (en) * | 2023-09-06 | 2023-12-05 | 仙鹤股份有限公司 | Preparation method of composite electrolytic capacitor paper |
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| CN104988809A (en) * | 2015-06-26 | 2015-10-21 | 浙江凯恩特种材料股份有限公司 | High voltage resistant electrolytic capacitor paper and preparation method thereof |
| WO2017104336A1 (en) * | 2015-12-14 | 2017-06-22 | ニッポン高度紙工業株式会社 | Separator for alkaline batteries, and alkaline battery |
| CN107503227A (en) * | 2017-09-11 | 2017-12-22 | 镇江大东纸业有限公司 | A kind of electron carrier plate body paper and its production method |
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| CN111809433A (en) * | 2019-04-11 | 2020-10-23 | 中国制浆造纸研究院有限公司 | Low-sodium ion content insulating paper for extra-high voltage transformer and manufacturing method thereof |
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| CN114687247A (en) * | 2022-03-16 | 2022-07-01 | 湖南艾华集团股份有限公司 | Electrolytic paper for low-temperature aluminum electrolytic capacitor and preparation method thereof |
| CN117166282A (en) * | 2023-09-06 | 2023-12-05 | 仙鹤股份有限公司 | Preparation method of composite electrolytic capacitor paper |
| CN117166282B (en) * | 2023-09-06 | 2024-05-10 | 仙鹤股份有限公司 | Preparation method of composite electrolytic capacitor paper |
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Application publication date: 20180508 |