Water-Based E-Cigarette Liquid With Low-Viscosity Atomization

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Solution Overview

Problem

Existing electronic cigarette liquids using glycerol and propylene glycol have high viscosity, boiling point, and are high power-consuming, leading to carbonization and health risks, with glycerol and propylene glycol producing harmful compounds and an unpleasant smoking experience.

Innovation Solution

A water-based electronic cigarette liquid using sugar alcohol as the main atomizing agent, with optional glycerol and water, and minimal or no propylene glycol, to achieve lower viscosity, boiling point, and improved safety and taste.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If glycerol and propylene glycol are used as main atomizing agents, then smoke production is achieved, but viscosity and boiling point increase leading to high power consumption and carbonization

Engineering Contradiction:
Improvesmoke productionVSAvoidboiling point
Core Design Contradiction:
Quantity of substanceVSTemperature

Solution Approach 1:

The patent changes the chemical composition parameters of the atomizing agent by replacing traditional glycerol and propylene glycol with water-based formulations containing specific additives, thereby lowering the boiling point and viscosity while maintaining smoke generation capability

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses composite materials by combining water with specific additives and flavorings to create a new type of atomizing agent that achieves the desired balance between smoke production and thermal properties, avoiding the high boiling point of traditional components

Inventive Principle:
Principle #40Composite materials

2Quantity of substance

If glycerol and propylene glycol are used as main atomizing agents, then smoke production is achieved, but viscosity increases leading to high power consumption

Engineering Contradiction:
Improvesmoke productionVSAvoidpower consumption
Core Design Contradiction:
Quantity of substanceVSUse of energy by moving object

Solution Approach 1:

The patent changes the viscosity parameter of the atomizing agent through water-based formulation, reducing the energy required for atomization and lowering power consumption while maintaining adequate smoke production

Inventive Principle:
Principle #35Parameter changes

3Quantity of substance

If glycerol and propylene glycol are used as main atomizing agents, then atomization is achieved, but harmful compounds are produced at high temperatures

Engineering Contradiction:
ImproveatomizationVSAvoidharmful compounds
Core Design Contradiction:
Quantity of substanceVSObject-generated harmful factors

Solution Approach 1:

The patent lowers the atomization temperature parameter by using water-based formulations with lower boiling points, thereby avoiding the formation of harmful alcohol and ketone compounds that occur at temperatures above 200°C

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent extracts and eliminates propylene glycol from the formulation, replacing it with water-based components that do not produce harmful compounds when atomized, thereby removing the source of the harmful effects

Inventive Principle:
Principle #2Taking out (Extraction)

4Temperature

If water content is increased to reduce viscosity and boiling point, then safety and taste are improved, but atomization amount is reduced

Engineering Contradiction:
Improveboiling pointVSAvoidatomization amount
Core Design Contradiction:
TemperatureVSQuantity of substance

Solution Approach 1:

The patent uses composite materials by combining water with specific additives that enhance atomization efficiency, allowing high water content formulations to maintain adequate smoke production while achieving lower boiling points and improved safety

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent optimizes the concentration parameters of additives in water-based formulations to achieve the right balance between lowering boiling point through increased water content and maintaining sufficient atomization amount through additive enhancement

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The water-based liquid provides stable atomization, reduced power consumption, prolonged battery life, and lower health risks by minimizing harmful compound production, while maintaining smoke production efficiency and comfort.

Implementation Method 1

sugar alcohol is used as a smoke providing ingredient and dissolved in water to form a main atomization ingredient of the electronic cigarette liquid

Methodology Applied
Scientific EffectDissolution: Solvation

Implementation Method 2

the present invention provides an electronic cigarette liquid with environment friendliness, high security, comfortable taste, high smoke producing efficiency and low viscosity

Methodology Applied
Scientific EffectAtomization: Aerosol

Data Source

PatentUS12433322B2Water-based electronic cigarette liquid
Publication Date: 2025.10.07 SHANGHAI NEW TOBACCO PRODUCTS RESEARCH INSTITUTE CO LTD
  • US12433322B2 patent drawing
  • US12433322B2 patent drawing
  • US12433322B2 patent drawing

AI summary

A water-based electronic cigarette liquid is disclosed. The water-based electronic cigarette liquid includes the following ingredients in parts by mass: 5-60 parts of water, 5-50 parts of smoke ingredient which is solid at normal temperature and is soluble in water, and 0-30 parts of glycerol. The electronic cigarette liquid in this invention has environmental protection, high safety, comfortable smoking taste, high smoke producing effect, and low viscosity.