Compacted Rumen-Protected Nutrient Pellets with Sequential Coating
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Solution Overview
Problem
Existing methods for protecting nutrients from degradation in the rumen of ruminants are not fully effective, leading to a continued need for improved rumen-protected nutrients that can survive longer in the rumen and provide better bioavailability.
Innovation Solution
A compacted rumen-protected nutrient pellet is produced by blending a C4-24 fatty acid with a biologically active ingredient to form a central core, which is then compacted and coated sequentially with an organic solvent and a fatty acid alkali metal or alkaline earth metal salt, creating a protective barrier that enhances nutrient stability in the rumen.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional coating methods are used to protect nutrients in the rumen, then some protection is achieved, but the nutrient stability and bioavailability are insufficient
Solution Approach 1:
The coating process is divided into multiple sequential steps with different materials (organic solvent coating followed by fatty acid salt coating), creating layered protection that addresses the insufficiency of single-layer conventional coatings while maintaining manufacturing feasibility through standardized sequential processing
Solution Approach 2:
The patent uses a composite coating system combining an organic solvent-based coating layer with a fatty acid alkali metal or alkaline earth metal salt coating layer. This composite approach provides superior nutrient stability and bioavailability compared to conventional single-material coatings, while the manufacturing process remains practical through sequential application steps
2Reliability
If existing rumen protection methods are used, then partial protection is achieved, but the percentage of nutrient surviving rumen dwell time is insufficient
Solution Approach 1:
The coating system is segmented into two distinct functional layers: an organic solvent-based outer layer providing initial protection and controlled release, and an inner fatty acid salt layer providing sustained rumen protection. This segmentation achieves superior nutrient survival rates while keeping each individual coating step relatively simple and manageable
Solution Approach 2:
The organic solvent coating acts as an intermediary layer between the nutrient core and the rumen environment, providing initial protection and controlled release properties. This intermediary layer works in conjunction with the fatty acid salt layer to achieve enhanced overall protection effectiveness without requiring direct complex interactions between all components
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 solution significantly increases the stability and bioavailability of nutrients in the rumen, as demonstrated by experiments showing higher rumen stability and improved milk production and feed efficiency in dairy cows when using the compacted rumen-protected nutrient supplement.
Implementation Method 1
coating the pellets with an organic solvent and a fatty acid alkali metal or alkaline earth metal salt
Data Source
AI summary
A process for producing a compacted rumen-protected nutrient pellet and the resultant pellet. The process includes the steps of (i) blending a C4-24 fatty acid and a biologically active ingredient to form solid central core particles, (ii) compacting the core particles to form pellets, and (iii) sequentially coating the pellets with an organic solvent and a fatty acid alkali metal or alkaline earth metal salt.