CN110903782A - Antistatic adhesive and preparation method thereof - Google Patents
Antistatic adhesive and preparation method thereof Download PDFInfo
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- CN110903782A CN110903782A CN201911233359.2A CN201911233359A CN110903782A CN 110903782 A CN110903782 A CN 110903782A CN 201911233359 A CN201911233359 A CN 201911233359A CN 110903782 A CN110903782 A CN 110903782A
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- antistatic
- rubber
- silicone oil
- glue
- carbon black
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- 239000000853 adhesive Substances 0.000 title claims abstract description 45
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims description 15
- 229920001971 elastomer Polymers 0.000 claims abstract description 65
- 239000005060 rubber Substances 0.000 claims abstract description 65
- 229920002545 silicone oil Polymers 0.000 claims abstract description 44
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 125000006038 hexenyl group Chemical group 0.000 claims abstract description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 29
- 239000001257 hydrogen Substances 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002216 antistatic agent Substances 0.000 claims abstract description 24
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 239000001055 blue pigment Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 21
- 239000012043 crude product Substances 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 239000006229 carbon black Substances 0.000 claims description 8
- 150000001412 amines Chemical class 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 7
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 claims description 6
- -1 siloxane compound Chemical class 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 3
- 229920000459 Nitrile rubber Polymers 0.000 claims description 2
- 239000005062 Polybutadiene Substances 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims description 2
- 229920002857 polybutadiene Polymers 0.000 claims description 2
- 229920002050 silicone resin Polymers 0.000 claims description 2
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 9
- 230000003068 static effect Effects 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010892 electric spark Methods 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 244000025254 Cannabis sativa Species 0.000 abstract description 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 abstract description 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 abstract description 2
- 235000009120 camo Nutrition 0.000 abstract description 2
- 235000005607 chanvre indien Nutrition 0.000 abstract description 2
- 239000011487 hemp Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 9
- 238000007599 discharging Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical group CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J109/00—Adhesives based on homopolymers or copolymers of conjugated diene hydrocarbons
- C09J109/02—Copolymers with acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J109/00—Adhesives based on homopolymers or copolymers of conjugated diene hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J109/00—Adhesives based on homopolymers or copolymers of conjugated diene hydrocarbons
- C09J109/06—Copolymers with styrene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C09J123/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C09J123/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefines
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention provides an antistatic adhesive with high adhesive strengthThe antistatic adhesive is prepared by mixing raw rubber with hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent, and has a permanent antistatic function, and the surface resistivity of a product is 105～1011Ω/m2The antistatic agent can effectively eliminate static electricity, ensures that the product does not absorb dust and paper scraps, does not generate the phenomena of electrical hemp and electric spark, has excellent high-temperature and low-temperature resistance, can be used at the temperature of between 50 ℃ below zero and 200 ℃, is not easy to be oxidized and explained in the environment of ozone and radiant rays, has good chemical stability, excellent hydrophobicity, moisture resistance, shock resistance, physiological inertia and the like.
Description
Technical Field
The invention relates to the field of glue and preparation thereof, in particular to antistatic glue and a preparation method thereof.
Background
With the rapid development of the electronic industry and the semiconductor industry, the integration level of electronic circuit boards is higher and higher, and the high density, compact wiring and even wide adoption of surface-mounted components of electronic components on a mainboard cause that static electricity easily damages the circuit board card, especially static electricity is easily accumulated in the transportation and storage processes, the static electricity can not only cause the circuit board to adsorb a large amount of dust, and short circuit is easily generated in the use process, but also a series of hazards can be generated when the static electricity is accumulated to a certain degree, and serious loss is caused.
In order to prevent the static electricity from damaging the electronic circuit board, the surface of the electronic circuit board is usually covered by a protective film, and the protective film used for electronic or electric products must have a characteristic that the protective film cannot generate static electricity when being removed so as to prevent the electronic or electric products from being damaged, but the existing anti-static glue has poor cohesiveness at a higher temperature or a lower temperature and is easy to cause the falling of the protective film.
Disclosure of Invention
In order to solve the problems, the invention provides an antistatic adhesive and a preparation method thereof, and the preparation method comprises the following specific contents:
the invention aims to provide an antistatic adhesive, which has the technical characteristics that: the raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
In some embodiments of the present invention, the antistatic adhesive comprises the following components in parts by weight:
in some embodiments of the invention, the extra-high hexenyl content raw gum has a relative molecular weight of (40-50) × 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 2.5-3.5 wt%.
In some embodiments of the invention, the viscosity of the silicone oil is 500 to 1500 cP.
In some embodiments of the present invention, the hydrogen content of the hydrogen-containing silicone oil is 1.59 to 1.63 wt%.
In some embodiments of the present invention, the raw rubber is selected from any one or more of smoked sheet rubber, standard rubber, styrene-butadiene rubber, cis-butyl rubber, chloroprene rubber or nitrile-butadiene rubber.
In some embodiments of the present invention, the release agent is selected from any one or more of siloxane compound, silicone grease, silicone resin, silicone rubber, polytetrafluoroethylene, and fluorine resin.
In some embodiments of the present invention, the conductive carbon black has a particle size of 2 to 15 μm, and the carbon black particle attachment amount of the conductive carbon black layer is 2 to 15g/m2。
In some embodiments of the invention, the antistatic agent is a mixture of a fatty sulfonate and a methylol fatty amine.
The invention also aims to provide a preparation method of the antistatic adhesive, which has the technical points that: the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic glue pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 140-180 ℃ for 3-4 hours, and then carrying out constant-temperature treatment for 20-40 min to obtain an antistatic glue crude product;
s3, inspecting the antistatic glue crude product prepared in the step S2, vacuumizing to discharge, drying glue, wrapping rollers and filtering the glue, adding an antistatic agent in proportion, and kneading at the temperature of 0-40 ℃ for 1.5-2.5 hours to obtain a mixture, namely the antistatic glue.
Compared with the prior art, the invention has the beneficial effects that:
the antistatic adhesive has a permanent antistatic function, and the surface resistivity of a product is 105～1011Ω/m2Effectively eliminating static electricity, ensuring that the product does not absorb dust and paper scraps, does not generate the phenomena of electric anesthesia and electric spark, and has excellent resistance to electric sparkThe high-temperature and low-temperature performance can be used at the temperature of-50 to 200 ℃, is not easy to be oxidized and explained in ozone and radiation environments, has good chemical stability, and has excellent hydrophobicity, moisture resistance, shock resistance, physiological inertia and the like.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below so that those skilled in the art can better understand the advantages and features of the present invention, and thus the scope of the present invention will be more clearly defined. The embodiments described herein are only a few embodiments of the present invention, rather than all embodiments, and all other embodiments that can be derived by one of ordinary skill in the art without inventive faculty based on the embodiments described herein are intended to fall within the scope of the present invention.
Example 1
Raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
The antistatic adhesive comprises the following components in parts by weight:
wherein the relative molecular weight of the crude rubber with ultrahigh hexenyl content is 55 multiplied by 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 3 wt%.
Wherein the viscosity of the silicone oil is 1000 cP.
Wherein, the hydrogen content of the hydrogen-containing silicone oil is 1.6 wt%.
Wherein the raw rubber is selected from butyronitrile rubber.
Wherein the release agent is selected from fluorine resin.
Wherein the particle diameter of the conductive carbon black is 8 μm, and the carbon black particle attachment amount of the conductive carbon black layer is 8g/m2。
Wherein the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
According to the formula, the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic adhesive pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 160 ℃ for 3.5 hours, and then carrying out constant-temperature treatment for 30min to obtain an antistatic adhesive crude product;
s3, the antistatic glue crude product prepared in the step S2 is subjected to inspection, vacuum pumping and discharging, glue drying, roll wrapping and glue filtering, then antistatic agents are added according to the proportion, and the mixture is kneaded for 2 hours at the temperature of 20 ℃ to obtain the antistatic glue.
Example 2
Raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
The antistatic adhesive comprises the following components in parts by weight:
wherein the relative molecular weight of the crude rubber with ultrahigh hexenyl content is 50 multiplied by 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 2.5 wt%.
Wherein the viscosity of the silicone oil is 500 cP.
Wherein, the hydrogen content of the hydrogen-containing silicone oil is 1.59 wt%.
Wherein the raw rubber is selected from neoprene rubber.
Wherein the release agent is selected from polytetrafluoroethylene.
Wherein the particle diameter of the conductive carbon black is 2 μmThe carbon black layer has a carbon black particle adhesion amount of 2g/m2。
Wherein the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
According to the formula, the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic adhesive pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 140 ℃ for 3 hours, and then carrying out constant-temperature treatment for 40min to obtain an antistatic adhesive crude product;
s3, the antistatic glue crude product prepared in the step S2 is subjected to inspection, vacuum pumping and discharging, glue drying, roll wrapping and glue filtering, then antistatic agents are added according to the proportion, and the mixture is kneaded at the temperature of 0 ℃ for 2.5 hours to obtain the antistatic glue.
Example 3
Raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
The antistatic adhesive comprises the following components in parts by weight:
wherein the relative molecular weight of the crude rubber with ultrahigh hexenyl content is 50 multiplied by 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 3.5 wt%.
Wherein the viscosity of the silicone oil is 1500 cP.
Wherein, the hydrogen content of the hydrogen-containing silicone oil is 1.63 wt%.
Wherein the raw rubber is selected from butyl rubber.
Wherein the release agent is selected from silicone rubber.
Wherein the particle diameter of the conductive carbon black is 2 μm,the carbon black particle attachment amount of the conductive carbon black layer is 2g/m2。
Wherein the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
According to the formula, the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic adhesive pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 180 ℃ for 4 hours, and then carrying out constant-temperature treatment for 20min to obtain an antistatic adhesive crude product;
s3, the antistatic glue crude product prepared in the step S2 is subjected to inspection, vacuum pumping and discharging, glue drying, roll wrapping and glue filtering, then antistatic agents are added according to the proportion, and the mixture is kneaded at the temperature of 0 ℃ for 1.5 hours to obtain the antistatic glue.
Example 4
Raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
The antistatic adhesive comprises the following components in parts by weight:
wherein the relative molecular weight of the crude rubber with ultrahigh hexenyl content is 42 multiplied by 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 2.8 wt%.
Wherein the viscosity of the silicone oil is 600 cP.
Wherein, the hydrogen content of the hydrogen-containing silicone oil is 1.61 wt%.
Wherein the raw rubber is selected from butadiene rubber.
Wherein the release agent is selected from silicone grease.
Wherein the particle diameter of the conductive carbon black is 15 μm, and the carbon black particle attachment amount of the conductive carbon black layer is 15g/m2。
Wherein the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
According to the formula, the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic adhesive pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 180 ℃ for 4 hours, and then carrying out constant-temperature treatment for 20min to obtain an antistatic adhesive crude product;
s3, the antistatic glue crude product prepared in the step S2 is subjected to inspection, vacuum pumping and discharging, glue drying, roll wrapping and glue filtering, then antistatic agents are added according to the proportion, and the mixture is kneaded at the temperature of 40 ℃ for 1.5 hours to obtain the antistatic glue.
Example 5
Raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
The antistatic adhesive comprises the following components in parts by weight:
wherein the relative molecular weight of the crude rubber with ultrahigh hexenyl content is 48 multiplied by 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 3.2 wt%.
Wherein the viscosity of the silicone oil is 1200 cP.
Wherein, the hydrogen content of the hydrogen-containing silicone oil is 1.62 wt%.
Wherein the raw rubber is selected from styrene butadiene rubber.
Wherein the release agent is selected from silicone grease.
Wherein the particle diameter of the conductive carbon black is 5 μm, and the carbon black particle attachment amount of the conductive carbon black layer is 5g/m2。
Wherein the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
According to the formula, the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic adhesive pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 150 ℃ for 3.2 hours, and then carrying out constant-temperature treatment for 25min to obtain an antistatic adhesive crude product;
s3, the antistatic glue crude product prepared in the step S2 is subjected to inspection, vacuum pumping and discharging, glue drying, roll wrapping and glue filtering, then antistatic agents are added according to the proportion, and the mixture is kneaded at the temperature of 30 ℃ for 1.6 hours to obtain the antistatic glue.
The antistatic adhesive prepared in the embodiment 1-5 has a permanent antistatic function, and the surface resistivity of a product is 105～1011Ω/m2The antistatic agent can effectively eliminate static electricity, ensures that the product does not absorb dust and paper scraps, does not generate the phenomena of electrical hemp and electric spark, has excellent high-temperature and low-temperature resistance, can be used at the temperature of between 50 ℃ below zero and 200 ℃, is not easy to be oxidized and explained in the environment of ozone and radiant rays, has good chemical stability, excellent hydrophobicity, moisture resistance, shock resistance, physiological inertia and the like.
The application of the product is as follows: extrusion and calendering, adopting platinum vulcanizing agent, and can be used for making various wire and cable, sealing strip, rubber tube and rubber strip and all the extrusion or calendering-formed antistatic products.
The storage and transportation notice items of the product are as follows:
the paper box with the plastic bag lining is packaged without being contacted with open fire, prevents direct irradiation of sunlight, and is stored in a cool and dry place to keep ventilation and dryness and avoid rain.
The series of physical property parameters of the antistatic adhesive prepared in the detection examples 1 to 5 are shown in the following table 1:
TABLE 1
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. An antistatic adhesive is characterized in that: the raw materials for preparing the antistatic adhesive comprise raw rubber with ultrahigh hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment, conductive carbon black and an antistatic agent.
2. The antistatic adhesive as claimed in claim 1, wherein: the antistatic adhesive comprises the following components in parts by weight:
3. an antistatic glue according to any one of claims 1 or 2, characterized in that: the relative molecular weight of the raw rubber with the ultra-high hexenyl content is (40-50) x 104The vinyl content of the raw rubber with the ultra-high hexenyl content is 2.5-3.5 wt%.
4. An antistatic glue according to any one of claims 1 or 2, characterized in that: the viscosity of the silicone oil is 500-1500 cP.
5. An antistatic glue according to any one of claims 1 or 2, characterized in that: the hydrogen content of the hydrogen-containing silicone oil is 1.59-1.63 wt%.
6. An antistatic glue according to any one of claims 1 or 2, characterized in that: the raw rubber is selected from one or more of smoked sheet rubber, standard rubber, styrene butadiene rubber, cis-butadiene rubber, butyl rubber, chloroprene rubber or butadiene-acrylonitrile rubber.
7. An antistatic glue according to any one of claims 1 or 2, characterized in that: the release agent is selected from any one or more of siloxane compound, silicone grease, silicone resin, silicone rubber, polytetrafluoroethylene and fluororesin.
8. An antistatic glue according to any one of claims 1 or 2, characterized in that: the particle size of the conductive carbon black is 2-15 mu m, and the carbon black particle attachment amount of the conductive carbon black layer is 2-15 g/m2。
9. An antistatic glue according to any one of claims 1 or 2, characterized in that: the antistatic agent is a mixture of fatty sulfonate and hydroxymethyl fatty amine.
10. The preparation method of the antistatic adhesive is characterized by comprising the following steps: the preparation method of the antistatic adhesive comprises the following steps:
s1, weighing raw rubber with extra-high hexenyl content, raw rubber, silicone oil, hydrogen-containing silicone oil, a release agent, blue pigment and conductive carbon black according to the proportion, and then fully and uniformly mixing to obtain an antistatic rubber premix;
s2, putting the antistatic glue pre-mixture prepared in the step S1 into a stirrer for stirring, heating to 140-180 ℃ for 3-4 hours, and then carrying out constant-temperature treatment for 20-40 min to obtain an antistatic glue crude product;
s3, inspecting the antistatic glue crude product prepared in the step S2, vacuumizing to discharge, drying glue, wrapping rollers and filtering the glue, adding an antistatic agent in proportion, and kneading at the temperature of 0-40 ℃ for 1.5-2.5 hours to obtain a mixture, namely the antistatic glue.
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| KR20110064714A (en) * | 2009-12-08 | 2011-06-15 | 한국신발피혁연구소 | Composite of butyl rubber improved processability and moldability |
| CN104109387A (en) * | 2014-07-25 | 2014-10-22 | 滁州君越高分子新材料有限公司 | Method for vulcanizing antistatic rubber compound of silicone rubber of extruded wires and cables |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110064714A (en) * | 2009-12-08 | 2011-06-15 | 한국신발피혁연구소 | Composite of butyl rubber improved processability and moldability |
| CN104109387A (en) * | 2014-07-25 | 2014-10-22 | 滁州君越高分子新材料有限公司 | Method for vulcanizing antistatic rubber compound of silicone rubber of extruded wires and cables |
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