CN115304838A - Flame-retardant rubber plate containing microwave activated rubber powder and preparation method thereof - Google Patents
Flame-retardant rubber plate containing microwave activated rubber powder and preparation method thereof Download PDFInfo
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- CN115304838A CN115304838A CN202110494538.2A CN202110494538A CN115304838A CN 115304838 A CN115304838 A CN 115304838A CN 202110494538 A CN202110494538 A CN 202110494538A CN 115304838 A CN115304838 A CN 115304838A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 97
- 239000005060 rubber Substances 0.000 title claims abstract description 97
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 239000003063 flame retardant Substances 0.000 title claims abstract description 55
- 239000000843 powder Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000012190 activator Substances 0.000 claims abstract description 25
- 238000002156 mixing Methods 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 230000003213 activating effect Effects 0.000 claims abstract description 5
- 238000010074 rubber mixing Methods 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 37
- 230000003712 anti-aging effect Effects 0.000 claims description 13
- 239000012744 reinforcing agent Substances 0.000 claims description 13
- 150000003752 zinc compounds Chemical class 0.000 claims description 13
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 12
- 229920001973 fluoroelastomer Polymers 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- -1 organic acid compound Chemical class 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 4
- 150000007824 aliphatic compounds Chemical class 0.000 claims description 3
- 150000001491 aromatic compounds Chemical class 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 150000003751 zinc Chemical class 0.000 claims description 3
- 238000007670 refining Methods 0.000 claims description 2
- KEQFTVQCIQJIQW-UHFFFAOYSA-N N-Phenyl-2-naphthylamine Chemical compound C=1C=C2C=CC=CC2=CC=1NC1=CC=CC=C1 KEQFTVQCIQJIQW-UHFFFAOYSA-N 0.000 claims 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- 239000006229 carbon black Substances 0.000 claims 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims 2
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 claims 2
- ZRNHBOAYYNHVOY-UHFFFAOYSA-K 2-hydroxybenzoate;iron(3+) Chemical compound [Fe+3].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O ZRNHBOAYYNHVOY-UHFFFAOYSA-K 0.000 claims 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 1
- MQHWFIOJQSCFNM-UHFFFAOYSA-L Magnesium salicylate Chemical compound [Mg+2].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O MQHWFIOJQSCFNM-UHFFFAOYSA-L 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- ABBQHOQBGMUPJH-UHFFFAOYSA-M Sodium salicylate Chemical compound [Na+].OC1=CC=CC=C1C([O-])=O ABBQHOQBGMUPJH-UHFFFAOYSA-M 0.000 claims 1
- 239000004902 Softening Agent Substances 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims 1
- GQSZLMMXKNYCTP-UHFFFAOYSA-K aluminum;2-carboxyphenolate Chemical compound [Al+3].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O GQSZLMMXKNYCTP-UHFFFAOYSA-K 0.000 claims 1
- 229910052787 antimony Inorganic materials 0.000 claims 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims 1
- FSVHTWITPYPMHK-UHFFFAOYSA-L barium(2+);2-carboxyphenolate Chemical compound [Ba+2].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O FSVHTWITPYPMHK-UHFFFAOYSA-L 0.000 claims 1
- 229910052796 boron Inorganic materials 0.000 claims 1
- FPCWKNLZGKFYTL-RWUXNGIBSA-L calcium;(e)-3-phenylprop-2-enoate Chemical compound [Ca+2].[O-]C(=O)\C=C\C1=CC=CC=C1.[O-]C(=O)\C=C\C1=CC=CC=C1 FPCWKNLZGKFYTL-RWUXNGIBSA-L 0.000 claims 1
- AVVIDTZRJBSXML-UHFFFAOYSA-L calcium;2-carboxyphenolate;dihydrate Chemical compound O.O.[Ca+2].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O AVVIDTZRJBSXML-UHFFFAOYSA-L 0.000 claims 1
- 229940114081 cinnamate Drugs 0.000 claims 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims 1
- 239000001095 magnesium carbonate Substances 0.000 claims 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims 1
- 229940072082 magnesium salicylate Drugs 0.000 claims 1
- UJKQFBIKEQTPHK-RWUXNGIBSA-L magnesium;(e)-3-phenylprop-2-enoate Chemical compound [Mg+2].[O-]C(=O)\C=C\C1=CC=CC=C1.[O-]C(=O)\C=C\C1=CC=CC=C1 UJKQFBIKEQTPHK-RWUXNGIBSA-L 0.000 claims 1
- UOURRHZRLGCVDA-UHFFFAOYSA-D pentazinc;dicarbonate;hexahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[O-]C([O-])=O.[O-]C([O-])=O UOURRHZRLGCVDA-UHFFFAOYSA-D 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- FRMWBRPWYBNAFB-UHFFFAOYSA-M potassium salicylate Chemical compound [K+].OC1=CC=CC=C1C([O-])=O FRMWBRPWYBNAFB-UHFFFAOYSA-M 0.000 claims 1
- 229960003629 potassium salicylate Drugs 0.000 claims 1
- IWHVCHNCTHGORM-UHDJGPCESA-M potassium;(e)-3-phenylprop-2-enoate Chemical compound [K+].[O-]C(=O)\C=C\C1=CC=CC=C1 IWHVCHNCTHGORM-UHDJGPCESA-M 0.000 claims 1
- 229960004025 sodium salicylate Drugs 0.000 claims 1
- WBYWAXJHAXSJNI-VOTSOKGWSA-M trans-cinnamate Chemical compound [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims 1
- 239000004246 zinc acetate Substances 0.000 claims 1
- 239000011592 zinc chloride Substances 0.000 claims 1
- 235000005074 zinc chloride Nutrition 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims 1
- 229910000165 zinc phosphate Inorganic materials 0.000 claims 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims 1
- 229960001763 zinc sulfate Drugs 0.000 claims 1
- 229910000368 zinc sulfate Inorganic materials 0.000 claims 1
- HSYFJDYGOJKZCL-UHFFFAOYSA-L zinc;sulfite Chemical compound [Zn+2].[O-]S([O-])=O HSYFJDYGOJKZCL-UHFFFAOYSA-L 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/092—Polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof, and relates to the technical field of rubber plates. The flame-retardant rubber plate containing the microwave activated rubber powder and the preparation method thereof comprise the following steps: preparing a rubber activator material and a rubber flame-retardant material; s1, rubber activator material: s2, rubber flame-retardant material: and S3, mixing the mixture of the S1 and the S2 together, pouring the mixture into a die for stamping after mixing by a rubber mixing mill, preparing the mixture into a plate shape, activating the plate for 5 to 30 minutes under the microwave condition of 100 to 600w, and finally vulcanizing the plate for 6 to 10 minutes at the temperature of 140 to 200 ℃ and under the pressure of 15 to 30MPa to obtain the flame-retardant rubber plate containing the microwave activated rubber powder.
Description
Technical Field
The invention relates to the technical field of rubber plates, in particular to a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof.
Background
Rubber is an elastic polymer, and can be divided into two types, synthetic rubber and natural rubber, according to the preparation method. Because the main chain of the rubber contains a large amount of elements such as carbon, hydrogen, oxygen and the like, combustible gas is easily generated when the rubber is heated and melted, and the rubber is easily combusted with oxygen at high temperature.
The traditional method adopts halogen-containing polymer and adds a large amount of halogen-containing flame retardant, however, once a fire disaster happens, a large amount of smoke and toxic corrosive hydrogen halide gas are generated, so that a secondary disaster is caused, and the harm of the secondary disaster is more serious than the result directly generated by combustion; and the existing rubber plate can not well meet the requirements in the aspects of hardness, breaking strength, tearing strength and the like.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof, and solves the problems of poor flame retardant property and poor tearing strength of the traditional rubber plate.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof.
Advantageous effects
The invention provides a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof. The method has the following beneficial effects:
(1) Preparing 20% concentration organic zinc compound and 80% concentration activator, mixing 20% concentration organic zinc compound and 80% concentration activator compound salt at normal temperature, stirring for 8min at the rotating speed of 3000rpm to prepare a rubber activator, then preparing 100 parts of neoprene or fluororubber, 10-18 parts of vulcanizing agent, 1-4 parts of reinforcing agent, 0.5-2 parts of accelerator, 1-3 parts of softener, 1 part of anti-aging agent, 10 parts of filler, 40 parts of flame retardant and 10 parts of scorch retarder, putting the neoprene or the fluororubber into an open mill for low-temperature thinly-passing plastication, wherein the roll temperature is not higher than 50 ℃, the reinforcing agent, the accelerator, the softener, the anti-aging agent, the filler, the flame retardant and the scorch retarder are firstly added for mixing, after fully mixing, thinly passing for multiple times, standing for a period of time after plastication, then remilling, then adding vulcanizing agent, thinly passing for many times, and regulating the thickness of each part to be uniform so as to obtain the invented rubber plate with good flame-retardant property, only a small amount of smoke is generated in the combustion process, the safety is improved, the rubber material is taken out and cooled, the hardness and the mixing uniformity of the rubber material are detected, adding the prepared activator into rubber after the detection is qualified, pouring the mixture into a die for stamping after the mixture is mixed by a rubber mixing mill to prepare a plate, activating under 100-600w microwave condition for 5-30 min, vulcanizing at 140-200 deg.C under 15-30MPa for 6-10 min, the rubber plate obtained by the method has strong elasticity and good tear strength.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that:
the first embodiment is as follows:
a flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof comprise the following steps: preparing a rubber activator material and a rubber flame-retardant material;
s1, rubber activator material:
(1) preparing 20% concentration of organozinc compound and 80% concentration of activator complex salt;
(2) mixing an organic zinc compound with the concentration of 20% and an activator complex salt with the concentration of 80% at normal temperature, and stirring at the rotating speed of 3000rpm for 8min to prepare a rubber activator;
wherein the organic zinc compound consists of zinc salt of aromatic or aliphatic compound with single or multiple carboxyl groups, and the activator complex salt consists of one or more of simple inorganic zinc compound, organic acid compound containing aromatic group, linear aliphatic organic acid compound or organic acid compound containing double bond;
s2, rubber flame-retardant material:
(1) preparing a rubber main material, a vulcanizing agent, a reinforcing agent, an accelerator, a softener, an anti-aging agent, a filling agent, a flame retardant and an anti-scorching agent, wherein the rubber main material can be neoprene or fluororubber;
the concrete proportions of the required materials are as follows: 100 parts of neoprene or fluororubber, 10-18 parts of vulcanizing agent, 1-4 parts of reinforcing agent, 0.5-2 parts of accelerator, 1-3 parts of softener, 1 part of anti-aging agent, 10 parts of filler, 40 parts of flame retardant and 10 parts of scorch retarder;
(2) placing chloroprene rubber or fluororubber into an open mill for low-temperature thin pass plastication, wherein the roll temperature is not higher than 50 ℃, adding a reinforcing agent, an accelerator, a softener, an anti-aging agent, a filler, a flame retardant and an anti-scorching agent for mixing, after fully mixing, thin passing for multiple times, standing for a period of time after plastication, then carrying out back refining, then adding a vulcanizing agent, thin passing for multiple times, adjusting the thickness of each part to be uniform, then taking out the sheet, cooling the sheet, and detecting the hardness of the rubber material and the uniformity degree of mixing;
and S3, mixing the mixture of the S1 and the S2 together, pouring the mixture into a die for stamping after the mixture is mixed by a rubber mixing machine, then activating for 5-30 minutes under the microwave condition of 100-600w, and finally vulcanizing for 6-10 minutes at 140-200 ℃ and 15-30MPa to obtain the flame-retardant rubber plate containing the microwave activated rubber powder.
The second embodiment: the difference between this embodiment and the first embodiment is:
preparing a rubber activator material and a rubber flame-retardant material;
s1, rubber activator material:
(1) preparing an organozinc compound at a concentration of 40% and an activator at a concentration of 60%;
(2) mixing an organic zinc compound with the concentration of 40% and an activator complex salt with the concentration of 60% at normal temperature, and stirring at the rotating speed of 2000rpm for 14min to prepare a rubber activator;
the organic zinc compound consists of zinc salt of aromatic or aliphatic compound with single or multiple carboxyl groups, and the activator complex salt consists of one or more of simple inorganic zinc compound, organic acid compound with aromatic group, linear aliphatic organic acid compound or organic acid compound with double bond;
s2, rubber flame-retardant material:
(1) preparing a rubber main material, a vulcanizing agent, a reinforcing agent, an accelerator, an anti-aging agent, a flame retardant and an anti-scorching agent, wherein the rubber main material can be chloroprene rubber or fluororubber;
the concrete proportions of the required materials are as follows: 80 parts of neoprene or fluororubber, 20 parts of vulcanizing agent, 1-4 parts of reinforcing agent, 0.5-2 parts of accelerator, 3 parts of anti-aging agent, 40 parts of flame retardant and 10 parts of scorch retarder;
(2) placing the neoprene or the fluororubber into an open mill to carry out low-temperature thinly-passing plastication, wherein the roll temperature is not higher than 70 ℃, adding the reinforcing agent, the accelerator, the anti-aging agent, the flame retardant and the anti-scorching agent to carry out mixing, fully mixing, thinly passing for multiple times, standing for a period of time after plastication, then carrying out remixing, then adding the vulcanizing agent, thinly passing for multiple times, adjusting the thickness of each part to be uniform, then taking out the sheet, cooling the sheet, and detecting the hardness of the rubber material and the uniformity degree of mixing;
and S3, mixing the mixture of the S1 and the S2 together, pouring the mixture into a die for stamping after the mixture is mixed by a rubber mixing machine, activating the mixture for 25 minutes under the microwave condition of 200-500W, and finally vulcanizing the mixture for 5-12 minutes at 140-200 ℃ and 15-30MPa to obtain the flame-retardant rubber plate containing the microwave activated rubber powder.
Tests prove that the tear resistance grade of the rubber plate prepared in the embodiment 1 is more than or equal to 150N/mm, the tensile strength is more than 30MPa, and the tear resistance of the rubber plate can be greatly improved by adopting the organic zinc compound and the activator complex salt with the concentration.
Tests show that the flame retardant grade of the rubber plate prepared in the embodiment 2 is 94-5VA, the flame retardant property of the rubber plate is greatly enhanced due to the adoption of the vulcanizing agent, the reinforcing agent, the accelerator, the anti-aging agent, the flame retardant, the anti-scorching agent, the chloroprene rubber and other components, the smoke generated in the combustion process of the rubber plate is reduced, and the safety is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the same.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A flame-retardant rubber plate containing microwave activated rubber powder and a preparation method thereof comprise the following steps: preparing a rubber activator material and a rubber flame-retardant material;
s1, rubber activator material:
(1) preparing 20% concentration of organozinc compound and 80% concentration of activator;
(2) mixing an organic zinc compound with the concentration of 20% and an activator complex salt with the concentration of 80% at normal temperature, and stirring at the rotating speed of 3000rpm for 8min to prepare a rubber activator;
the organic zinc compound consists of zinc salt of aromatic or aliphatic compound with single or multiple carboxyl groups, and the activator complex salt consists of one or more of simple inorganic zinc compound, organic acid compound with aromatic group, linear aliphatic organic acid compound or organic acid compound with double bond;
s2, rubber flame-retardant material:
(1) preparing a rubber main material, a vulcanizing agent, a reinforcing agent, an accelerator, a softening agent, an anti-aging agent, a filling agent, a flame retardant and an anti-scorching agent, wherein the rubber main material can be chloroprene rubber or fluororubber;
the concrete proportions of the required materials are as follows: 100 parts of neoprene or fluororubber, 10-18 parts of vulcanizing agent, 1-4 parts of reinforcing agent, 0.5-2 parts of accelerator, 1-3 parts of softener, 1 part of anti-aging agent, 10 parts of filler, 40 parts of flame retardant and 10 parts of scorch retarder;
(2) placing chloroprene rubber or fluororubber into an open mill for low-temperature thin pass plastication, wherein the roll temperature is not higher than 50 ℃, adding a reinforcing agent, an accelerator, a softener, an anti-aging agent, a filler, a flame retardant and an anti-scorching agent for mixing, after fully mixing, thin passing for multiple times, standing for a period of time after plastication, then carrying out back refining, then adding a vulcanizing agent, thin passing for multiple times, adjusting the thickness of each part to be uniform, then taking out the sheet, cooling the sheet, and detecting the hardness of the rubber material and the uniformity degree of mixing;
and S3, mixing the mixture of the S1 and the S2 together, pouring the mixture into a die for stamping after the mixture is mixed by a rubber mixing machine, then activating for 5-30 minutes under the microwave condition of 100-600w, and finally vulcanizing for 6-10 minutes at 140-200 ℃ and 15-30MPa to obtain the flame-retardant rubber plate containing the microwave activated rubber powder.
2. The microwave-activated rubber powder-containing flame-retardant rubber sheet and the preparation method thereof according to claim 1, wherein the microwave-activated rubber powder-containing flame-retardant rubber sheet is characterized in that: simple inorganic zinc compounds include: one or more of zinc oxide, zinc sulfate, zinc chloride, zinc acetate, zinc nitrate, basic zinc carbonate, zinc powder, zinc phosphate and zinc sulfite.
3. The flame retardant rubber sheet containing microwave activated rubber powder and the method for preparing the same as claimed in claim 1, wherein the method comprises the steps of: the aromatic organic acid compound includes: one or more of calcium salicylate, magnesium salicylate, potassium salicylate, aluminum salicylate, ferric salicylate, barium salicylate, sodium salicylate, calcium cinnamate, magnesium cinnamate, potassium cinnamate, and aluminum cinnamate.
4. The microwave-activated rubber powder-containing flame-retardant rubber sheet and the preparation method thereof according to claim 1, wherein the microwave-activated rubber powder-containing flame-retardant rubber sheet is characterized in that: the vulcanizing agent can be any one or more of No. 1 vulcanizing agent, no. 2 vulcanizing agent, no. 3 vulcanizing agent and double No. 2.5 vulcanizing agent.
5. The microwave-activated rubber powder-containing flame-retardant rubber sheet and the preparation method thereof according to claim 1, wherein the microwave-activated rubber powder-containing flame-retardant rubber sheet is characterized in that: the reinforcing agent can be any one or more of carbon black, white carbon black and magnesium carbonate.
6. The microwave-activated rubber powder-containing flame-retardant rubber sheet and the preparation method thereof according to claim 1, wherein the microwave-activated rubber powder-containing flame-retardant rubber sheet is characterized in that: the anti-aging agent can be one or more of N-phenyl-2-naphthylamine, 4-trimethyl-1, 2-dihydroquinoline polymer and 6-di-tert-butyl-p-cresol.
7. The microwave-activated rubber powder-containing flame-retardant rubber sheet and the preparation method thereof according to claim 1, wherein the microwave-activated rubber powder-containing flame-retardant rubber sheet is characterized in that: the flame retardant can be one or more of antimony flame retardant, phosphorus flame retardant, boron flame retardant, halogen flame retardant and aluminum hydroxide.
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| CN1746211A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber plate |
| CN101974173A (en) * | 2010-10-18 | 2011-02-16 | 江汉大学 | Microwave activated waste rubber powder-containing flame retardant rubber plate and preparation method thereof |
| CN103897214A (en) * | 2014-01-14 | 2014-07-02 | 李学强 | Rubber activator and preparation method thereof |
| KR101914143B1 (en) * | 2017-08-28 | 2018-11-01 | (주)삼익 | Rubber composition for cellular phone testing holder having flame retardant and electrically conductivity |
| CN108822368A (en) * | 2018-07-18 | 2018-11-16 | 北京鼎翰科技有限公司 | A kind of method for preparing rubber of anti-fracture flame retardant type |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1746211A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber plate |
| CN101974173A (en) * | 2010-10-18 | 2011-02-16 | 江汉大学 | Microwave activated waste rubber powder-containing flame retardant rubber plate and preparation method thereof |
| CN103897214A (en) * | 2014-01-14 | 2014-07-02 | 李学强 | Rubber activator and preparation method thereof |
| KR101914143B1 (en) * | 2017-08-28 | 2018-11-01 | (주)삼익 | Rubber composition for cellular phone testing holder having flame retardant and electrically conductivity |
| CN108822368A (en) * | 2018-07-18 | 2018-11-16 | 北京鼎翰科技有限公司 | A kind of method for preparing rubber of anti-fracture flame retardant type |
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