NOCTILUCENT BANG SNAPS AND PREPARATION METHODS THEREOF

Abstract

Provided herein are noctilucent bang snaps capable of producing flashing light when thrown into the air after a short duration of light absorption and staying luminous for 30 minutes when scattered on the ground after falling and explosion, in order to provide the effects of nighttime visibility and ornament. A preparation method of the noctilucent bang snap is also provided that has the advantages of operational simplicity, technical stability, easy availability of raw materials, product excellence, and extremely high commercial value.

Claims

1. A noctilucent bang snap comprising: silver, in a concentration of from about 1% by weight to about 2% by weight, sand, in a concentration of from about 85% by weight to about 90% by weight, ethanol, in a concentration of from about 5% by weight to about 7% by weight, nitric acid, in a concentration of from about 1% by weight to about 2% by weight, and noctilucent stone, in a concentration of from about 1.5% by weight to about 3% by weight.

2. The noctilucent bang snap of claim 1 comprising: silver, in a concentration of from about 1.5% by weight to about 2% by weight, sand, in a concentration of from about 88% by weight to about 89% by weight, ethanol, in a concentration of from about 5.5% by weight to about 6% by weight, nitric acid, in a concentration of from about 1.5% by weight to about 2% by weight, and noctilucent stone, in a concentration of from about 2% by weight to about 2.5% by weight.

3. The noctilucent bang snap of claim 1 comprising: silver, in a concentration of from about 250 to about 300 parts by weight, sand, in a concentration of from about 14650 to about 14750 parts by weight, ethanol, in a concentration of from about 950 to about 980 parts by weight, nitric acid, in a concentration of from about 270 to about 300 parts by weight, and noctilucent stone, in a concentration of from about 350 to about 370 parts by weight.

4. The noctilucent bang snap of claim 1 wherein the sand is selected from the group consisting of river sand, yellow sand, and combinations thereof.

5. The noctilucent bang snap of claim 1 wherein the sand has a particle size sufficient to pass through a number 8 mesh sieve opening; and the noctilucent stone a particle size sufficient to pass through a number 8 mesh sieve opening.

6. The noctilucent bang snap of claim 5 wherein the sand has a particle size sufficient to pass through a number 10 mesh sieve opening; and the noctilucent stone a particle size sufficient to pass through a number 10 mesh sieve opening.

7. The noctilucent bang snap of claim 1 comprising: silver, in a concentration of about 274 parts by weight, sand, in a concentration of about 14693 parts by weight, ethanol, in a concentration of about 965 parts by weight, nitric acid, in a concentration of about 285 parts by weight, and noctilucent stone, a concentration of about 360 parts by weight.

8. The noctilucent bang snap of claim 1 comprising: silver, in a concentration of about 250 parts by weight, sand, in a concentration of about 14650 parts by weight, ethanol, in a concentration of about 950 parts by weight, nitric acid, in a concentration of about 270 parts by weight, and noctilucent stone, a concentration of about 350 parts by weight.

9. The noctilucent bang snap of claim 1 comprising: silver, in a concentration of about 300 parts by weight, sand, in a concentration of about 14750 parts by weight, ethanol, in a concentration of about 980 parts by weight, nitric acid, in a concentration of about 300 parts by weight, and noctilucent stone, a concentration of about 370 parts by weight.

10. A preparation method of the noctilucent bang snap of claim 1, comprising the following steps: (S1) add and dissolve silver in nitric acid, and combine the resulting solution with ethanol to produce a silver fulminate (AgCNO) solution; (S2) add sand into the silver fulminate (AgCNO) solution, stir for the first time, air-cure the mixture, add noctilucent stone to the mixture, and stir for the second time to produce a sand and gravel mixture; (S3) pack the sand and gravel mixture to obtain the noctilucent bang snap.

11. The noctilucent bang snap of claim 10, wherein in step S2, the first stir is performed at a stirring rate of from about 40 to about 50 rpm for a period of about 30 minutes.

12. The noctilucent bang snap of claim 10, wherein in step S2, the second stir is performed at a stirring rate of from about 40 to about 50 rpm for a period of about 30 minutes.

13. The noctilucent bang snap of claim 10, wherein in step S2, the air curing is performed at a temperature of from about 15° C. to about 30° C. for a period of about 1 hour.

14. The noctilucent bang snap of claim 10, wherein in step S3, the weight of the noctilucent bang snap is from about 0.3 grams to about 0.34 grams per pellet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0025] Embodiments of the technical scheme of the present invention are described in detail below. The following embodiments are merely intended to better illustrate the technical scheme of the present invention, and are exemplary of the present invention and not limiting the scope of protection thereof.

[0026] It must be noted that unless otherwise stated, the technical terminology or scientific terminology used herein shall have the meanings as understood by persons skilled in the art.

Embodiment 1

[0027] A noctilucent bang snap, comprising the following raw material constituents in terms of parts by weight:

[0028] Silver 274 parts, sand 14693 parts, ethanol 965 parts, nitric acid 285 parts, and noctilucent stone 360 parts.

[0029] The sand is river sand.

[0030] The sand has a size of a number 8 mesh sieve opening; the noctilucent stone has a size of a number 8 mesh sieve opening.

[0031] A preparation method of the noctilucent bang snap as defined above, comprising the following steps:

[0032] S1—add and dissolve silver in nitric acid, add ethanol into the solution to produce a silver fulminate (AgCNO) solution;

[0033] S2—add sand into the silver fulminate (AgCNO) solution, stir for the first time, air-cure the mixture, add noctilucent stone to the mixture and stir for the second time to produce a sand and gravel mixture;

[0034] S3—pack the sand and gravel mixture to obtain the noctilucent bang snap.

[0035] In step S2, the first stir is performed at a stirring rate of 45 rpm for 30 minutes; the second stir is performed at a stirring rate of 45 rpm for 30 minutes; and the air curing is performed at a temperature of 25° C. for 1 hour.

[0036] In step S3, the weight of the noctilucent bang snap is 0.34g per pellet.

Embodiment 2

[0037] A noctilucent bang snap, comprising the following raw material constituents in terms of parts by weight:

[0038] Silver 250 parts, sand 14650 parts, ethanol 950 parts, nitric acid 270 parts, and noctilucent stone 350 parts.

[0039] The sand is river sand.

[0040] The sand has a size of a number 10 mesh sieve opening; the noctilucent stone has a size of a number 10 mesh sieve opening.

[0041] A preparation method of the noctilucent bang snap as defined above, comprising the following steps:

[0042] S1—add and dissolve silver in nitric acid, add ethanol into the solution to produce a silver fulminate (AgCNO) solution;

[0043] S2—add sand into the silver fulminate (AgCNO) solution, stir for the first time, air-cure the mixture, add noctilucent stone to the mixture and stir for the second time to produce a sand and gravel mixture;

[0044] S3—pack the sand and gravel mixture to obtain the noctilucent bang snap.

[0045] In step S2, the first stir is performed at a stirring rate of 45 rpm for 30 minutes; the second stir is performed at a stirring rate of 45 rpm for 30 minutes; and the air curing is performed at a temperature of 25° C. for 1 hour.

[0046] In step S3, the weight of the noctilucent bang snap is 0.32g per pellet.

Embodiment 3

[0047] A noctilucent bang snap, comprising the following raw material constituents in terms of parts by weight:

[0048] Silver 300 parts, sand 14750 parts, ethanol 980 parts, nitric acid 300 parts, and noctilucent stone 370 parts.

[0049] The sand is river sand.

[0050] The sand has a size of a number 8 mesh sieve opening; the noctilucent stone has a size of a number 8 mesh sieve opening.

[0051] A preparation method of the noctilucent bang snap as defined above, comprising the following steps:

[0052] S1—add and dissolve silver in nitric acid, add ethanol into the solution to produce a silver fulminate (AgCNO) solution;

[0053] S2—add sand into the silver fulminate (AgCNO) solution, stir for the first time, air-cure the mixture, add noctilucent stone to the mixture and stir for the second time to produce a sand and gravel mixture;

[0054] S3—pack the sand and gravel mixture to obtain the noctilucent bang snap.

[0055] In step S2, the first stir is performed at a stirring rate of 45 rpm for 30 minutes; the second stir is performed at a stirring rate of 45 rpm for 30 minutes; and the air curing is performed at a temperature of 25° C. for 1 hour.

[0056] In step S3, the weight of the noctilucent bang snap is 0.3g per pellet.

Examples of Experiments

[0057] Measurement of light emission durations of noctilucent bang snaps prepared in Embodiments 1—3

[0058] Test method: the noctilucent bang snaps prepared in Embodiments 1—3 were placed under fluorescent light for 5 minutes prior to their use outdoor at night, and the light emission durations were measured with the results shown in Table 1.

TABLE-US-00001 TABLE 1 Light Emission Duration (minutes) Embodiment 1 31 Embodiment 2 29 Embodiment 3 30

[0059] Lastly, it must be noted that: the foregoing embodiments are merely intended to illustrate the technical scheme of the present invention instead of limiting it. While the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by persons of ordinary skill in the art that modifications or equivalent replacements can be made to some or all portions of the technical scheme recorded therein, and these modifications or equivalent replacements do not result in any departure of the essence of the technical scheme from the scopes of the various embodiments and should fall within the scope of protection of the claims and description of the present invention.