Low Viscosity Carboxymethyl Cellulose Pod Sealant for Shatter Prevention
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Solution Overview
Problem
Pod shattering during harvesting leads to significant seed loss in agricultural crops, with existing solutions like breeding shatter-resistant varieties being time-consuming and chemical pod sealants being expensive and toxic.
Innovation Solution
A low viscosity carboxymethyl cellulose (LV-CMC) based aqueous pod sealant composition is applied to crops before harvesting, forming a seal over pods to prevent premature opening, without affecting seed quality or maturity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If pine resin based pod sealants are used, then pod sealing effect is achieved, but cost increases and environmental toxicity worsens
Solution Approach 1:
The patent replaces expensive, toxic pine resin with a biodegradable, non-toxic alternative composed of natural polymers (starch, cellulose, chitosan) that are inexpensive, environmentally friendly, and effectively decompose after serving their pod sealing function
Solution Approach 2:
The patent employs composite material formulations combining multiple natural polymers (starch, cellulose, chitosan) with optional natural additives like natural rubber or latex to achieve effective pod sealing while maintaining environmental safety and cost-effectiveness
2Reliability
If breeding shatter-resistant varieties is pursued, then pod shattering resistance is improved, but time and labor resources increase
Solution Approach 1:
The patent applies pod sealant composition to crops before harvest to prevent shattering, eliminating the need for time-consuming breeding programs while achieving the same protective effect against seed loss
Solution Approach 2:
The patent replaces the biological breeding system (generations of backcrossing) with a chemical application system (sprayable pod sealant) that provides immediate shatter protection without requiring genetic modification or extended breeding cycles
3Stability of the object's composition
If swathing is applied early, then seed maturity is improved, but seed size decreases
Solution Approach 1:
The patent applies pod sealant before harvest to protect pods during natural maturation, allowing seeds to reach full size and maturity without the need for premature swathing that would limit seed development
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 LV-CMC composition effectively reduces seed loss due to pod shattering, outperforming existing pod sealants in terms of efficiency and safety, allowing for increased yields and uniform seed maturity.
Implementation Method 1
Pod sealants works by forming a lattice or a mesh over the fragile pods, which prevents the pod from splitting when maturing or during dry or rainy conditions
Implementation Method 2
Pod sealants works by forming a lattice or a mesh over the fragile pods
Data Source
AI summary
The present invention relates to a method for reducing the seed loss due to pod-shattering using a composition comprising a low viscosity carboxymethyl cellulose and to the the use of a low viscosity carboxymethyl cellulose as pod sealant.