CN105154001A - Sealing compound for dry cells and preparation method for sealing compound - Google Patents
Sealing compound for dry cells and preparation method for sealing compound Download PDFInfo
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- CN105154001A CN105154001A CN201510566821.6A CN201510566821A CN105154001A CN 105154001 A CN105154001 A CN 105154001A CN 201510566821 A CN201510566821 A CN 201510566821A CN 105154001 A CN105154001 A CN 105154001A
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- dry cells
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- naphthylamine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a sealing compound for dry cells and a preparation method for the sealing compound and belongs to the technical field of cell sealing materials. The sealing compound for the dry cells, disclosed by the invention, comprises the following raw materials in parts by weight: 10 to 20 parts of hydrogenation saturation polybutylene, 20 to 30 parts of modified epoxide resin, 40 to 50 parts of asphalt, 30 to 40 parts of gasoline, 10 to 20 parts of alpha-naphthylamine, 20 to 30 parts of nonylphenol polyoxyethylene ether and 1 to 5 parts of nano-aluminum paste; the invention also provides the preparation method for the sealing compound for the dry cells. The sealing compound for the dry cells, disclosed by the invention, has very good cohesiveness, leakproofness and creep resistance under the synergism action among the hydrogenation saturation polybutylene, the modified epoxide resin, the asphalt, the gasoline, the alpha-naphthylamine, the nonylphenol polyoxyethylene ether and the nano-aluminum paste, also has ageing-resistant performance, high temperature stability and temperature sensitivity, does not deform or flow at high temperature, has high adhesion, does not crack, is easy to coat, and has no peculiar smell at low temperature, and is long in service life.
Description
Technical field
The invention belongs to the technical field of battery sealing material, refer to a kind of sealing compound used for dry cell and preparation method thereof especially.
Background technology
Drying battery (Drycell) be a kind of with pasty state electrolytic solution to produce galvanic chemical cell, wet cell corresponding is with it then for using the chemical cell of liquid electrolyte; Drying battery is divided into primary cell and secondary cell two kinds haply, generally uses among daily life, and it is a kind of very light battery, can be used on a lot of electrical appliance.
The sealing of drying battery is a very important job, and the quality of airtight quality directly decides the quality of drying battery.At present, drying battery sealing compound mainly contains pitch series, rubber series, epoxy series and polybutene four kinds, and the battery seal glue of pitch series has good cohesiveness and ageing resistance, but it also exists certain environmental issue; The battery seal glue of rubber series has good creep resistance and stopping property, can improve battery storage stability, but its cost is serial far above pitch; Also there is the problem that fragility is large, shock resistance is poor, stripping strength is low in the battery seal glue of epoxy series; Also it is not strong to there is bonding force in polybutene sealing compound, and force of cohesion is little, and tensile strength is low, and glue-line itself easily cohesive failure occurs and loses the problem of bonding force completely under external force.
Summary of the invention
The invention provides a kind of sealing compound used for dry cell and preparation method thereof, solve seal gum bad adhesion used for dry cell in prior art, problem that easily aging and work-ing life is short.
One of the present invention sealing compound used for dry cell, it is mainly realized by the following technical programs: the raw material comprising following weight part: hydrotreated lube base oil polybutene 10-20 part, modified epoxy 20-30 part, pitch 40-50 part, gasoline 30-40 part, alpha-naphthylamine 10-20 part, polyoxyethylene nonylphenol ether 20-30 part, nanometer aluminium powder slurry 1-5 part.
The preparation method of a kind of sealing compound used for dry cell of the present invention, it is mainly realized by the following technical programs: 1) get polyoxyethylene nonylphenol ether, at 30-100 DEG C, adds alpha-naphthylamine, stirs, form mixing solutions; 2) get pitch, at 150-200 DEG C, heat 2-5h, and add step 1) gained mixing solutions, hydrotreated lube base oil polybutene, modified epoxy and nanometer aluminium powder slurry, stir, obtain thick product; 3) until step 2) temperature of gained thick product is when being cooled to 80-120 DEG C, and in it, add gasoline, stir, filter, packaging, obtains product.
Beneficial effect of the present invention: under the coordinated effect that the present invention starches at hydrotreated lube base oil polybutene, modified epoxy, pitch, gasoline, alpha-naphthylamine, polyoxyethylene nonylphenol ether and nanometer aluminium powder, condensed into the sealing compound used for dry cell with good cohesiveness, stopping property, creep resistance by baking; This sealing compound used for dry cell has ageing-resistant performance, high-temperature stability and temperature sensibility, its at high temperature indeformable, do not trickle, under low temperature adhesivity good, do not ftracture, easy application, free from extraneous odour, long service life.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with specific embodiments of the invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
One of the present invention sealing compound used for dry cell, comprises the raw material of following weight part: the raw material comprising following weight part: hydrotreated lube base oil polybutene 10-20 part, modified epoxy 20-30 part, pitch 40-50 part, gasoline 30-40 part, alpha-naphthylamine 10-20 part, polyoxyethylene nonylphenol ether 20-30 part, nanometer aluminium powder slurry 1-5 part.
The preparation method of a kind of sealing compound used for dry cell of the present invention, comprises the following steps: 1) get polyoxyethylene nonylphenol ether, at 30-100 DEG C, adds alpha-naphthylamine, stirs, form mixing solutions; 2) get pitch, at 150-200 DEG C, heat 2-5h, and add step 1) gained mixing solutions, hydrotreated lube base oil polybutene, modified epoxy and nanometer aluminium powder slurry, stir, obtain thick product; 3) until step 2) temperature of gained thick product is when being cooled to 80-120 DEG C, and in it, add gasoline, stir, filter, packaging, obtains product.
embodiment one
The preparation method of a kind of sealing compound used for dry cell of the present invention, comprises the following steps: the polyoxyethylene nonylphenol ether 1) getting 20 weight parts, at 30 DEG C, adds the alpha-naphthylamine of 10 weight parts, stirs, and forms mixing solutions; 2) get the pitch of 40 weight parts, at 150 DEG C, heat 2h, and add step 1) gained mixing solutions, the hydrotreated lube base oil polybutene of 10 weight parts, the modified epoxy of 20 weight parts and nanometer aluminium powder slurry, stir, obtain thick product; 3) until step 2) temperature of gained thick product is when being cooled to 80 DEG C, and in it, add the gasoline of 30 weight parts, stir, filter, packaging, obtains product.
embodiment two
The preparation method of a kind of sealing compound used for dry cell of the present invention, comprises the following steps: the polyoxyethylene nonylphenol ether 1) getting 25 weight parts, at 60 DEG C, adds the alpha-naphthylamine of 15 weight parts, stirs, and forms mixing solutions; 2) get the pitch of 45 weight parts, at 180 DEG C, heat 3h, and add the nanometer aluminium powder slurry of step 1) gained mixing solutions, the hydrotreated lube base oil polybutene of 15 weight parts, the modified epoxy of 25 weight parts and 3 weight parts, stir, obtain thick product; 3) until step 2) temperature of gained thick product is when being cooled to 80-120 DEG C, and in it, add the gasoline of 35 weight parts, stir, filter, packaging, obtains product.
embodiment three
The preparation method of a kind of sealing compound used for dry cell of the present invention, comprises the following steps: the polyoxyethylene nonylphenol ether 1) getting 30 weight parts, at 100 DEG C, adds the alpha-naphthylamine of 20 weight parts, stirs, and forms mixing solutions; 2) get the pitch of 50 weight parts, at 200 DEG C, heat 5h, and add the nanometer aluminium powder slurry of step 1) gained mixing solutions, the hydrotreated lube base oil polybutene of 20 weight parts, the modified epoxy of 30 weight parts and 5 weight parts, stir, obtain thick product; 3) until step 2) temperature of gained thick product is when being cooled to 80-120 DEG C, and in it, add the gasoline of 40 weight parts, stir, filter, packaging, obtains product.
Embodiment one is carried out Performance Detection to three kinds of sealing compounds used for dry cell of embodiment three gained and certain commercially available drying battery sealing compound with reference to the correlation test method of battery sealing agent SH/T0421-92 petroleum chemical industry standard, and test acquired results is as shown in table 1.
Table 1 sealing compound the performance test results contrast table
Note 1.: with reference to the method for SH/T0421-92, test temperature is changed into 45 DEG C;
Note 2.: with reference to the method for SH/T0421-92, change test temperature into-20 DEG C from normal temperature, require that test sample cools 1h in the refrigerator-freezer of-20 DEG C.
As can be seen from Table 1, sealing compound used for dry cell of the present invention all reaches the requirement of relevant criterion middle finger target, and its softening temperature is 20 DEG C; Be more than 290mPas at the rotary viscosities of 100 DEG C, to ensure to gutter down from zinc cylinder and carbon-point at application temperature; High temperature trickling experiment is qualified, can not come up, have good sealing function when this shows that sealing compound of the present invention is applied to drying battery from battery; They are-20 DEG C time, and adhesion rate is all greater than 95%, and this shows that it has good adhesivity at low temperatures, not easy to crack.Sealing compound used for dry cell of the present invention more commercially available drying battery sealing compound has obvious advantage.
Therefore, compared with prior art, the invention has the beneficial effects as follows: under the coordinated effect that the present invention starches at hydrotreated lube base oil polybutene, modified epoxy, pitch, gasoline, alpha-naphthylamine, polyoxyethylene nonylphenol ether and nanometer aluminium powder, condensed into the sealing compound used for dry cell with good cohesiveness, stopping property, creep resistance by baking; This sealing compound used for dry cell has ageing-resistant performance, high-temperature stability and temperature sensibility, its at high temperature indeformable, do not trickle, under low temperature adhesivity good, do not ftracture, easy application, free from extraneous odour, long service life.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a sealing compound used for dry cell, is characterized in that, comprises the raw material of following weight part:
Hydrotreated lube base oil polybutene 10-20 part, modified epoxy 20-30 part, pitch 40-50 part, gasoline 30-40 part, alpha-naphthylamine 10-20 part, polyoxyethylene nonylphenol ether 20-30 part, nanometer aluminium powder slurry 1-5 part.
2. the preparation method of sealing compound used for dry cell according to claim 1, is characterized in that, comprise the following steps:
1) get polyoxyethylene nonylphenol ether, at 30-100 DEG C, add alpha-naphthylamine, stir, form mixing solutions;
2) get pitch, at 150-200 DEG C, heat 2-5h, and add step 1) gained mixing solutions, hydrotreated lube base oil polybutene, modified epoxy and nanometer aluminium powder slurry, stir, obtain thick product;
3) until step 2) temperature of gained thick product is when being cooled to 80-120 DEG C, and in it, add gasoline, stir, filter, packaging, obtains product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566821.6A CN105154001A (en) | 2015-09-08 | 2015-09-08 | Sealing compound for dry cells and preparation method for sealing compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566821.6A CN105154001A (en) | 2015-09-08 | 2015-09-08 | Sealing compound for dry cells and preparation method for sealing compound |
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| Publication Number | Publication Date |
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| CN105154001A true CN105154001A (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510566821.6A Pending CN105154001A (en) | 2015-09-08 | 2015-09-08 | Sealing compound for dry cells and preparation method for sealing compound |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647466A (en) * | 2016-02-29 | 2016-06-08 | 中国石油化工股份有限公司 | Carbon battery sealing agent and preparation method thereof |
-
2015
- 2015-09-08 CN CN201510566821.6A patent/CN105154001A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647466A (en) * | 2016-02-29 | 2016-06-08 | 中国石油化工股份有限公司 | Carbon battery sealing agent and preparation method thereof |
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Application publication date: 20151216 |
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| WD01 | Invention patent application deemed withdrawn after publication |