A kind of cigarette holder and preparation method thereof

A mouth stick and cigarette technology, which is applied to tobacco, e-liquid filter, cigarette manufacturing and other directions, can solve the problems of soft hand feel and insufficient toughness of mouth stick, and achieve the effects of cheap and easy-to-obtain raw materials and simple and controllable preparation method.

Active Publication Date: 2022-07-05
UNIV OF SCI & TECH BEIJING
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In view of the above problems, the present invention provides a cigarette tip rod and a preparation method thereof. The preparation method first prepares and obtains nanofiber film / substrate fragments, and the nanofiber film / substrate fragments include nanofiber films and have good air permeability. , a substrate with a certain rigidity; the nanofiber film / substrate fragments are used to prepare cigarette mouthpieces, and the mesh structure built by the fragment structure in the prepared cigarette mouthpieces solves the problem of increasing the use of nanofiber membranes in mouthpieces. The problem of suction resistance, combined with the characteristics of the huge specific surface area of ​​nanofibers, the effective adsorption of harmful gases from cigarettes, and the characteristics of the substrate with certain toughness, solved the problem in the prior art. Due to the lack of toughness of nanofibers, too Softness causes the mouth stick to feel soft

Method used

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  • A kind of cigarette holder and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] like figure 1 As shown, a method for preparing a nanofiber film / substrate fragment cigarette holder, specifically comprises the following steps:

[0027] (1) Preparation of nanofibers by electrospinning: configure cellulose acetate spinning solution with a mass concentration of 9%, and use a mixture of acetone and N,N-dimethylformamide as the spinning solution solvent. The mass ratio of acetone to N,N-dimethylformamide is 1:1, the spinning distance is adjusted to 19cm, and the voltage is 70kv to prepare acetate nanofibers;

[0028] (2) Preparation of nanofiber membrane / substrate composite layer: The acetate nanofibers prepared in step (1) are received by using a substrate, and the substrate used for receiving is cellulose acetate non-woven fabric, acetate nanofibers and acetate fibers The plain non-woven fabric constitutes the nanofiber membrane / substrate composite layer;

[0029] (3) Preparation of nanofiber membrane / substrate fragments: The nanofiber membrane / substr...

Embodiment 2

[0035] A method for preparing a nanofiber film / substrate fragment cigarette holder, specifically comprising the following steps:

[0036] (1) Preparation of the first nanofiber membrane / substrate fragments:

[0037] Step1: Preparation of chitosan nanofibers by electrospinning: prepare chitosan spinning solution with a mass concentration of 10%, use glacial acetic acid as the solvent of the spinning solution, adjust the spinning distance to 19cm, and the voltage to 70kv to prepare the shells. Polysaccharide nanofibers;

[0038]Step2: Preparation of nanofiber film / substrate composite layer: The chitosan nanofibers prepared in Step1 are received by the substrate, and the substrate used for receiving is absorbent paper, and the chitosan nanofibers are fixed on the water-absorbing paper by the spunlace method. On paper, the first nanofiber membrane / substrate composite layer is formed;

[0039] Step3: Preparation of the first nanofiber membrane / substrate fragment: The nanofiber me...

Embodiment 3

[0049] A method for preparing a nanofiber film / substrate fragment cigarette holder, specifically comprising the following steps:

[0050] (1) Preparation of nanofiber membrane / substrate fragments:

[0051] Step1: Preparation of polyvinyl alcohol nanofibers by electrospinning: prepare a polyvinyl alcohol spinning solution with a mass concentration of 11%, use water as the solvent of the spinning solution, adjust the spinning distance to 20 cm, and the voltage to 45 kV to prepare polyethylene Alcohol nanofibers;

[0052] Step2: Preparation of double-layer nanofiber membrane / substrate composite layer: The polyvinyl alcohol nanofibers prepared in Step1 are received by the substrate, and the substrate used for receiving is glass fiber membrane;

[0053] The polyvinyl alcohol spinning solution was replaced with a 9% concentration of chitin spinning solution, the spinning solution solvent was trifluoroacetic acid, the spinning distance was adjusted to 20 cm, and the voltage was 35 k...

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Abstract

The invention mainly belongs to the technical field of cigarette tip stick preparation, in particular to a cigarette tip stick and a preparation method thereof. First, at least one layer of nanofiber membrane is fixed on the surface of the substrate to obtain a nanofiber membrane / substrate composite layer, and then the nanofiber membrane / substrate composite layer is pulverized to obtain nanofiber membrane / substrate fragments, and the The nanofiber film / substrate fragments are put into a rod forming machine and wrapped with molding paper to make nanofiber film / substrate fragments cigarette holder rods. The fragments in the cigarette mouthpiece rod prepared by the invention are interlaced to form a mesh structure, and the mesh structure enables the flue gas to pass through smoothly, which can not only keep the nanofiber membrane structure from being damaged, but also will not affect the suction resistance of the cigarette; In addition, in combination with the characteristic of the substrate having a certain toughness, the problem of the soft feel of the mouth stick caused by the insufficient toughness of the nanofibers in the prior art is solved.

Description

technical field [0001] The invention mainly belongs to the technical field of cigarette tip stick preparation, in particular to a cigarette tip stick and a preparation method thereof. Background technique [0002] As people pay more and more attention to the health problems of smoking, the research on the technology of reducing coke and harm of cigarette products has attracted great attention of the tobacco industry. In response to various harmful components in cigarette smoke, researchers have developed a variety of harm reduction technologies, such as tipping filters, applying filter ventilation dilution technology, using cigarette paper with high air permeability and fast static burning rate, blending Methods such as expanded cut tobacco and expanded cut stems. [0003] Tip sticks are an important part of cigarettes, and have become an important carrier for cigarettes to reduce harm and reduce coke, maintain moisture and enhance aroma, and have a novel appearance. The re...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A24D3/18A24D3/06
CPCA24D3/063A24D3/18
Inventor 温永强李延生
Owner UNIV OF SCI & TECH BEIJING
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