CN116332708A - Firework powder and preparation method thereof - Google Patents

Firework powder and preparation method thereof Download PDF

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CN116332708A
CN116332708A CN202310291699.0A CN202310291699A CN116332708A CN 116332708 A CN116332708 A CN 116332708A CN 202310291699 A CN202310291699 A CN 202310291699A CN 116332708 A CN116332708 A CN 116332708A
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parts
powder
chinese herbal
herbal medicine
firework
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贺晓秦
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Changsha Huaqin High New Technology Co ltd
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Changsha Huaqin High New Technology Co ltd
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    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B25/00Compositions containing a nitrated organic compound
    • C06B25/18Compositions containing a nitrated organic compound the compound being nitrocellulose present as 10% or more by weight of the total composition
    • C06B25/20Compositions containing a nitrated organic compound the compound being nitrocellulose present as 10% or more by weight of the total composition with a non-explosive or a non-explosive or a non-thermic component
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/18Vapour or smoke emitting compositions with delayed or sustained release
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/20Combustible or heat-generating compositions
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/12Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/22Lamiaceae or Labiatae [Mint family], e.g. thyme, rosemary, skullcap, selfheal, lavender, perilla, pennyroyal, peppermint or spearmint
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08Magnoliopsida [dicotyledons]
    • A01N65/28Myrtaceae [Myrtle family], e.g. teatree or clove
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/40Liliopsida [monocotyledons]
    • A01N65/44Poaceae or Gramineae [Grass family], e.g. bamboo, lemon grass or citronella grass
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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    • A01P1/00Disinfectants; Antimicrobial compounds or mixtures thereof
    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B23/00Compositions characterised by non-explosive or non-thermic constituents
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Dentistry (AREA)
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Abstract

The invention belongs to the field of firework powder, and particularly relates to a firework powder and a preparation method thereof, wherein the firework powder comprises the following components in parts by weight: 12-45 parts of oxidant, 15-45 parts of reducing agent, 1-10 parts of talcum powder, 1-30 parts of celestite, 1-30 parts of malachite and 1-50 parts of Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: the mosquito-repellent incense comprises 1-10 parts of mosquito-repellent vanilla, 1-20 parts of eucalyptus leaves, 1-10 parts of sassafras, 1-30 parts of Qilixiang, 1-20 parts of mint, 1-10 parts of citronella, 1-20 parts of wormwood and 1-10 parts of clove.

Description

Firework powder and preparation method thereof
Technical Field
The invention belongs to the field of firework powder, and particularly relates to a firework powder and a preparation method thereof.
Background
The fireworks are set off in festival for celebrating festival, and have wide application, however, the existing fireworks have single function, and can generate a large amount of smoke after being used, thereby not contributing to the health of people.
At present, technology for improving fireworks is available, for example, rhizoma atractylodis is added into the firework powder, thin smoke generated after the rhizoma atractylodis is added into the firework powder is burnt, so that the firework powder not only can emit faint scent, but also can repel mosquitoes, and is refreshing, but the sterilization effect, the combustion-supporting effect and the flame color of the firework are not positive, namely, the rhizoma atractylodis is added, the mosquito-repelling effect and the smell are only increased, and the firework powder does not have any help to the setting off and the appreciation of the firework.
Disclosure of Invention
The invention aims to provide a firework powder and a preparation method thereof.
The invention provides a firework powder, which comprises the following components in parts by weight: 12-45 parts of oxidant, 15-45 parts of reducing agent, 1-10 parts of talcum powder, 1-30 parts of celestite, 1-30 parts of malachite and 1-50 parts of Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: 1-10 parts of mosquito-repellent vanilla, 1-20 parts of eucalyptus leaves, 1-10 parts of sassafras, 1-30 parts of Qilixiang, 1-20 parts of peppermint, 1-10 parts of citronella, 1-20 parts of wormwood and 1-10 parts of clove.
The invention also provides a firework powder, which comprises the following components in parts by weight: 12-45 parts of oxidant, 15-45 parts of reducing agent, 1-10 parts of talcum powder, 1-30 parts of celestite and 1-40 parts of Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: 1-10 parts of mosquito-repellent vanilla, 1-20 parts of eucalyptus leaves, 1-5 parts of thymol, 1-5 parts of sassafras, 1-15 parts of Qilixiang, 1-15 parts of peppermint, 1-10 parts of citronella, 1-15 parts of rhizoma atractylodis, 1-20 parts of wormwood, 1-20 parts of clove and 1-20 parts of sandalwood.
The invention also provides a preparation method of the firework powder, which comprises the following steps:
s1, drying the Chinese herbal medicine agent with the weight ratio to 3% -7% of water, crushing the Chinese herbal medicine agent into Chinese herbal medicine powder, and dividing the Chinese herbal medicine powder into two parts of powder A and powder B, wherein the ratio is 1:100-10:1;
s2, mixing powder A with absolute ethyl alcohol according to the following ratio of 1:0.1-1:1 mass ratio, then placing in a container, sealing and heating at 200-300 ℃ for 0-30min, slowly introducing air to burn fully, and burning to generate powder C; in the combustion process, absolute ethyl alcohol is utilized to absorb and burn to generate smoke and is filtered to obtain absorption liquid D;
s3, crushing the sky cyan and/or the malachite according to the weight ratio to obtain ore powder, wherein the ore powder and the powder B are prepared according to the following weight ratio of 1:10-10:1, weighing 40-60% sulfuric acid solution according to a ratio of 5-20ml/g of feed liquid, reacting for 0-60min at 25-60 ℃, adding 10% nitric acid solution, reacting for 15-30min at 80-120 ℃, filtering to obtain filter residues, and flushing the filter residues with distilled water and ethanol solution for later use; adding 1-10% sodium hydroxide solution into the filtrate to adjust pH to 6.5-7.5, and oven drying at 20-50deg.C to obtain powder E;
s4, taking 1-10 parts of filter residues, 1-3 parts of absorption liquid D, 3-6 parts of powder E and 8-25 parts of oxidant, uniformly mixing, and grinding to obtain the heat supply agent.
S5, taking 10-15 parts of powder C, 15-70 parts of heating agent and 5-10 parts of talcum powder, and uniformly mixing to obtain gunpowder.
Further, in the step S1, the drying temperature of the Chinese herbal medicine agent is 60-80 ℃;
further, in the step S1, the pulverizing process includes: pulverizing into coarse powder with pulverizer, pulverizing with ultrasonic vibration for 10-30min, and controlling the temperature at-30-0deg.C.
Further, in the step S4, the temperature is controlled to be less than 80 ℃ in the grinding process.
The invention has the beneficial effects that the Chinese herbal medicine agent and the medicinal ore can be added into the firework powder, the combustible herbal medicine is utilized, the smoking effect is utilized to replace the traditional combustion agent, and the medicinal ore is added, so that the Chinese herbal medicine agent and the medicinal ore have the functions of oxidizing agent and coloring agent in the combustion, the smoking effect is improved, the flame color is increased, the firework ornamental effect is enriched and changed, and meanwhile, the firework powder also has the effects of detoxification, pain relieving, wind dispelling and inflammation diminishing, namely, the firework powder provided by the invention has comfortable fragrance and pollution-removing effects on staphylococcus aureus and escherichia coli while ensuring the full combustion of the powder. Compared with the conventional firework powder, the invention has the advantages of increasing the sterilizing effect, eliminating the pungent smell, enriching the set-off color, improving the visual impression and the taste sense.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship between the components, the movement condition, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; the device can be mechanically connected, electrically connected, physically connected or wirelessly connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
Example 1
The firework powder is characterized by comprising the following components in parts by weight: 20 parts of an oxidizing agent, 40 parts of a reducing agent, 5 parts of talcum powder, 8 parts of celestite, 4 parts of malachite and 42 parts of a Chinese herbal medicine agent, wherein the Chinese herbal medicine agent comprises: 5 parts of herba mosquito repellent incense, 2 parts of eucalyptus leaves, 2 parts of sassafras, 5 parts of Qilixiang, 5 parts of peppermint, 8 parts of citronella, 5 parts of wormwood and 2 parts of clove.
The preparation method of the firework powder comprises the following steps:
s1, drying the Chinese herbal medicine preparation in parts by weight at 60 ℃ until the water content is 3%, crushing the Chinese herbal medicine preparation into coarse powder by using a crusher, crushing the coarse powder into Chinese herbal medicine powder by using ultrasonic vibration for 30min, controlling the temperature at-20 ℃ during the ultrasonic vibration crushing, and preventing low-boiling-point components such as terpenes, ketones, alcohols and chemical esters from volatilizing due to the temperature rise during the crushing process. Then dividing the obtained traditional Chinese medicine powder into two parts of powder A and powder B; the mass ratio of the powder A to the powder B is 2:5.
S2, mixing powder A with absolute ethyl alcohol according to the following ratio of 1: mixing uniformly in a mass ratio of 0.2, placing in a container, sealing and heating at 220 ℃ for 10min, and slowly introducing air to burn to generate powder C after burning, wherein the powder C forms functional carbon powder and potassium carbonate which can be used as a reducing agent in gunpowder; in the combustion process, absolute ethyl alcohol is utilized to absorb and burn to generate smoke and the smoke is filtered to obtain absorption liquid D. The absorption liquid D contains active substances such as citral, alpha-pinene, dextro-limonene, dextro-borneol, sesquiterpene oxide and the like, and has the effects of detoxification, pain relieving, wind dispelling and inflammation diminishing.
S3, crushing celestite and malachite in a mass ratio of 2:1 to obtain ore powder, wherein the ore powder and the powder B are prepared according to a ratio of 2:5, adding the mixture into a reaction kettle according to the proportion, weighing 40% sulfuric acid solution according to the material-liquid ratio of 8ml/g, for reducing the activation energy of nitration reaction, adding 10% nitric acid solution after reacting for 60min at the reaction temperature of 55 ℃, filtering to obtain filter residues after reacting for 20min at the reaction temperature of 85 ℃, strictly controlling the reaction temperature to prevent the temperature from suddenly rising, flushing the filter residues with distilled water and ethanol solution for standby, wherein strontium salt contained in the filter residues can be used for increasing the color of fireworks, and enriching the color of fireworks; 10% sodium hydroxide solution is added into the filtrate to adjust the pH value to 7.0, and the filtrate is dried at the temperature of 45 ℃ to obtain powder E, wherein the powder E is a nitrate, and the powder E contains part of nitrocellulose, so that the explosion effect of the firework basic charge can be effectively improved;
s4, taking 8 parts of filter residues, 2 parts of absorption liquid D, 6 parts of powder E and 20 parts of oxidant, uniformly mixing, and grinding to obtain the heat supply agent, wherein the temperature is controlled at 60 ℃ in the grinding process, and explosion caused by overhigh temperature is prevented.
S5, taking 12 parts of powder C, 27 parts of heating agent, 40 parts of reducing agent and 5 parts of talcum powder, and uniformly mixing to obtain gunpowder.
The method fully utilizes the effective components in the Chinese herbal medicines and the medicinal ores, introduces functional groups such as nitro groups for modification, increases the setting-off effect, and can volatilize volatile terpene and ester substances into the air to generate pleasant fragrance.
Example 2
The firework powder comprises the following components in parts by weight: 18 parts of an oxidizing agent, 35 parts of a reducing agent, 5 parts of talcum powder, 24 parts of celestite and 56 parts of a Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: 8 parts of mosquito-repellent vanilla, 5 parts of eucalyptus leaves, 1 part of thymol, 1 part of sassafras, 5 parts of rhizoma atractylodis, 6 parts of mint, 5 parts of citronella, 8 parts of wormwood, 5 parts of clove, 4 parts of sandalwood and 5 parts of Qilixiang.
S1, drying the Chinese herbal medicine preparation in weight ratio to water content of 3% at 80 ℃, crushing the Chinese herbal medicine preparation into coarse powder by using a crusher, crushing the coarse powder into Chinese herbal medicine powder by using ultrasonic vibration for 30min, controlling the temperature at-30 ℃ during the ultrasonic vibration crushing, and preventing low boiling point components such as terpenes, ketones, alcohols, chemical esters and the like from volatilizing due to temperature rise during the crushing process. Then dividing the obtained traditional Chinese medicine powder into two parts of powder A and powder B; the mass ratio of the powder A to the powder B is 2:5.
S2, mixing powder A with absolute ethyl alcohol according to the following ratio of 1: mixing at a mass ratio of 0.3, placing in a container, sealing and heating at 200deg.C for 30min, and slowly introducing air to burn to obtain powder C which can be used as reducer in gunpowder; in the combustion process, absolute ethyl alcohol is utilized to absorb and burn to generate smoke and is filtered to obtain an absorption liquid D, and the absorption liquid D contains active substances such as citral, alpha-pinene, dextro-limonene, dextro-borneol, sesquiterpene oxides and the like and has the effects of detoxification, pain relieving, wind dispelling and inflammation diminishing
S3, crushing celestite to obtain ore powder, wherein the ore powder and the powder B are prepared according to the following steps of 3:5, adding the mixture into a reaction kettle according to the proportion, weighing 40% sulfuric acid solution according to the material-liquid ratio of 8ml/g, for reducing the activation energy of nitration reaction, adding 10% nitric acid solution after reacting for 60min at the reaction temperature of 55 ℃, filtering to obtain filter residues after reacting for 20min at the reaction temperature of 85 ℃, strictly controlling the reaction temperature to prevent the temperature from suddenly rising, flushing the filter residues with distilled water and ethanol solution for later use, wherein strontium salt contained in the filter residues can be used for coloring fireworks; 10% sodium hydroxide solution is added into the filtrate to adjust the pH value to 7.0, and the filtrate is dried at the temperature of 45 ℃ to obtain powder E, wherein the powder E contains part of nitrocellulose and can effectively increase the explosion effect of firework basic charge;
s4, taking 8 parts of filter residues, 3 parts of absorption liquid D, 4 parts of powder E and 18 parts of oxidant, uniformly mixing, and grinding to obtain the heat supply agent, wherein the temperature is controlled at 60 ℃ in the grinding process, and explosion caused by overhigh temperature is prevented.
S5, taking 12 parts of powder C, 25 parts of heat supply agent, 35 parts of reducing agent and 5 parts of talcum powder, and uniformly mixing to obtain gunpowder.
The method fully utilizes the effective components in the Chinese herbal medicines and the medicinal ores, introduces functional groups such as nitro and the like to modify main components in plants such as cellulose, lignin and the like, and increases the setting-off effect; meanwhile, the terpene and ester substances with low boiling point volatilize in the air by utilizing the higher temperature generated in the firework setting-off process, have a certain shielding effect on odor, and can react with odor molecules, thereby playing a role in purifying the air.
Comparative example 1
The firework powder comprises the following components: 95 parts of organic polymerization type oxidant, 1 part of nitrocellulose or nitrified starch, 3 parts of carbon powder, 1 part of sodium carboxymethyl starch and 10 parts of sulfur. Mixing the above materials, adding water, stirring, adding into firecracker barrel, and air drying with 30-35 deg.C hot air. Wherein the organic polymerization type oxidant comprises 20 parts of potassium nitrate, 30 parts of barium nitrate, 17 parts of guanidine nitrate, 30 parts of nickel nitrate and 3 parts of cerium nitrate which are combined into 100 parts of nitrate; 300 parts of water; hydrazine hydrate at a concentration of 30%.
Experimental example 1
The firework powder comprises the following components in parts by weight: 5 parts of an oxidizing agent, 8 parts of a reducing agent, 15 parts of talcum powder, 40 parts of celestite, 40 parts of malachite and 55 parts of a Chinese herbal medicine agent, wherein the Chinese herbal medicine agent comprises: 11 parts of herba mosquito repellent, 25 parts of eucalyptus leaves, 15 parts of sassafras, 35 parts of Qilixiang, 25 parts of mint and 12 parts of citronella.
The processing method was identical to that of example 1.
Experimental example 2
The firework powder comprises the following components in parts by weight: 6 parts of an oxidizing agent, 10 parts of a reducing agent, 12 parts of talcum powder, 40 parts of celestite and 45 parts of a Chinese herbal medicine agent, wherein the Chinese herbal medicine agent comprises: 6 parts of sassafras, 20 parts of Qilixiang, 12 parts of citronella, 25 parts of wormwood, 25 parts of clove and 25 parts of sandalwood.
The processing method was identical to that of example 2.
Performance tests were performed on the firework powder obtained in the above examples 1-2, comparative example 1 and experimental example 1-2, respectively, and the performance tests include: the bactericidal effect of staphylococcus aureus; the sterilization effect of the escherichia coli; smell change; flame color; combustion effect.
Selecting 10g of prepared firework powder, selecting 6 volunteers with normal smell to stand equidistantly at the position of 3m taking the firework setting point as the center after ignition, scoring by 5, 4, 3, 2 and 1 respectively by adopting a scoring method, wherein the higher the score is, the better the sensory evaluation is after firework setting. The average score for each volunteer was the final score.
In a sealed space of 5m×5m×5m, the coating is coated with 10 before the test of setting off the nitrating agent 2 -10 6 cfu/ml staphylococcus aureus and 10 2 -10 5 The cfu/ml escherichia coli plate is placed at a position 2m away from the firework setting-off point, the plate is collected 40min after firework setting-off, and after the plate is placed in a constant temperature incubator at 37 ℃ for culturing for 12h, the colony distribution on the surface of the plate is checked, and the killing logarithmic value is calculated. The results of the performance test are shown in Table 1.
Table 1: firework nitrate drug property detection (specific index embodiment)
Figure BDA0004141727260000051
Wherein the above table is analyzed.
As can be seen from comparison of experimental examples and examples, the addition of the oxidizing agent is too small, so that the combustion of the nitro-compound is insufficient, further, the active substances with sterilization in the Chinese herbal medicines cannot be completely released into the air, and the weight ratio of the characteristic proportions in the examples is better than that of the experimental examples. Comparing the comparative example with the example, it is found that the Chinese herbal medicine extract can kill Escherichia coli to a certain extent, and shield the pungent smell generated in the process of setting off the nitre medicine, so as to eliminate the pungent smell while increasing the sterilization effect, enrich the setting off color, improve the visual impression and improve the taste sense.
What is not described in detail in this specification is prior art known to those skilled in the art.

Claims (6)

1. The firework powder is characterized by comprising the following components in parts by weight: 12-45 parts of oxidant, 15-45 parts of reducing agent, 1-10 parts of talcum powder, 1-30 parts of celestite, 1-30 parts of malachite and 1-50 parts of Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: 1-10 parts of mosquito-repellent vanilla, 1-20 parts of eucalyptus leaves, 1-10 parts of sassafras, 1-30 parts of Qilixiang, 1-20 parts of peppermint, 1-10 parts of citronella, 1-20 parts of wormwood and 1-10 parts of clove.
2. The firework powder is characterized by comprising the following components in parts by weight: 12-45 parts of oxidant, 15-45 parts of reducing agent, 1-10 parts of talcum powder, 1-30 parts of celestite and 1-40 parts of Chinese herbal medicine preparation, wherein the Chinese herbal medicine preparation comprises: 1-10 parts of mosquito-repellent vanilla, 1-20 parts of eucalyptus leaves, 1-5 parts of sassafras, 1-15 parts of Qilixiang, 1-15 parts of peppermint, 1-10 parts of citronella, 1-15 parts of rhizoma atractylodis, 1-20 parts of wormwood and 1-20 parts of clove.
3. A method for preparing the firework powder according to claim 1 or 2, comprising the steps of:
s1, drying the Chinese herbal medicine agent with the weight ratio to 3% -7% of water, crushing the Chinese herbal medicine agent into Chinese herbal medicine powder, and dividing the Chinese herbal medicine powder into two parts of powder A and powder B, wherein the ratio is 1:100-10:1;
s2, mixing powder A with absolute ethyl alcohol according to the following ratio of 1:0.1-1:1 mass ratio, then placing in a container, sealing and heating at 200-300 ℃ for 0-30min, slowly introducing air to burn fully, and burning to generate powder C; in the combustion process, absolute ethyl alcohol is utilized to absorb and burn to generate smoke and is filtered to obtain absorption liquid D;
s3, crushing the sky cyan and/or the malachite according to the weight ratio to obtain ore powder, wherein the ore powder and the powder B are prepared according to the following weight ratio of 1:10-10:1, weighing 40-60% sulfuric acid solution according to a ratio of 5-20ml/g of feed liquid, reacting for 0-60min at 25-60 ℃, adding 10% nitric acid solution, reacting for 15-30min at 80-120 ℃, filtering to obtain filter residues, and flushing the filter residues with distilled water and ethanol solution for later use; adding 1-10% sodium hydroxide solution into the filtrate to adjust pH to 6.5-7.5, and oven drying at 20-50deg.C to obtain powder E;
s4, taking 1-10 parts of filter residues, 1-3 parts of absorption liquid D, 3-6 parts of powder E and 8-25 parts of oxidant, uniformly mixing, and grinding to obtain the heat supply agent.
S5, taking 10-15 parts of powder C, 15-70 parts of heating agent and 5-10 parts of talcum powder, and uniformly mixing to obtain gunpowder.
4. The method for preparing a firework powder according to claim 3, wherein the drying temperature of the Chinese herbal medicine agent in the step S1 is 60-80 ℃.
5. The method for preparing the firework powder according to claim 3, wherein in the step S1, the pulverizing process comprises: pulverizing into coarse powder with pulverizer, pulverizing with ultrasonic vibration for 10-30min, and controlling the temperature at-30-0deg.C.
6. A method for preparing a firework powder according to claim 3, wherein in step S4, the temperature is controlled to be less than 80 ℃ during grinding.
CN202310291699.0A 2023-03-23 2023-03-23 Firework powder and preparation method thereof Pending CN116332708A (en)

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CN86102059A (en) * 1986-03-24 1987-10-07 高要县炮竹烟花工业公司 Colour light firecracker
CN103664425A (en) * 2012-09-12 2014-03-26 李桂华 Nitrified maize-core smokeless fireworks powder
US20170000120A1 (en) * 2013-12-23 2017-01-05 Syngenta Participations Ag Insecticidal compounds
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