Crude Fat Bean Powder Lubricant for Direct Compression
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The pharmaceutical and health functional food industries face challenges in developing natural tablet formulations due to sticking and flowability issues during direct compression, which are often resolved using synthetic additives like magnesium stearate, interfering with the development of formulations comprising only natural components.
Innovation Solution
Crude fat-containing bean powder is used as a natural lubricant to prevent sticking and improve flowability in direct compression, replacing synthetic additives, and a dry granulation process using a roller compactor is employed to prepare natural tablets through a physical method.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If synthetic lubricants like magnesium stearate are used to prevent sticking and improve flowability, then the lubricant performance and flowability are improved, but the formulation contains non-natural components that interfere with developing purely natural formulations
Solution Approach 1:
The patent changes the chemical composition parameter by replacing synthetic lubricants with natural bean powder containing crude fats. This substitution maintains the lubricant function while eliminating synthetic additives, thereby resolving the contradiction between reliable lubricant performance and the desire for purely natural formulations.
Solution Approach 2:
The patent uses bean powder as a natural, biodegradable lubricant that can be easily removed or degraded in the body, replacing persistent synthetic lubricants. This approach provides sufficient lubricant function while avoiding long-term concerns associated with synthetic additives.
2Productivity
If wet granulation process is used to improve flowability, then the flowability is improved, but over-drying causes fine powder occurrence that results in poor flowability and causes capping and lamination
Solution Approach 1:
The patent replaces the wet granulation process with a dry granulation process using a roller compactor. This substitution eliminates the over-drying problem that causes fine powder formation, while still achieving improved flowability and tablet uniformity through mechanical compression and natural lubricant action.
3Object-generated harmful factors
If dry granulation process is used to avoid picking and sticking, then the sticking is prevented, but the flowability may be insufficient without synthetic additives
Solution Approach 1:
The patent changes the lubricant parameter by using natural bean powder with crude fats, which provides sufficient lubrication in dry granulation processes. This maintains sticking prevention while achieving adequate flowability without requiring synthetic additives.
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 natural lubricant effectively prevents sticking and enhances the flowability of mixtures during direct compression, ensuring the productivity of natural tablets with improved lubricant properties comparable to or exceeding those of conventional synthetic lubricants.
Implementation Method 1
crude fat-containing bean powder as a natural lubricant in place of the synthetic additive magnesium stearate, which has been most frequently used as a lubricant, to prevent a sticking phenomenon from occurring in direct compression
Implementation Method 2
a roller compactor is widely used as one of dry granulation processes which are generally used
Data Source
AI summary
The present invention relates to a natural lubricant for direct compression and a method of preparing a synthetic additive-free natural tablet using the same. More particularly, the invention provides a crude fat-containing bean powder, which is used as a natural lubricant, and a method of preparing a natural tablet using the bean powder by a dry granulation process which is carried out using a roller compactor.