PLA Hybrid Composite Reinforced With Reject Brine Powder
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Solution Overview
Problem
The environmental impact of reject brine, a byproduct of industrial processes, poses significant ecological and health risks due to its improper disposal, disrupting aquatic ecosystems, contaminating water sources, and contributing to climate change.
Innovation Solution
A sustainable hybrid composite material is produced by reinforcing biodegradable polymer (PLA) with Extracted Powder Compound from Reject Brine (EPC-RB), which enhances mechanical and thermal properties, making it stronger and more durable while being biodegradable.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If reject brine is discharged into the environment, then industrial processes can continue operation, but environmental pollution and ecosystem disruption occur
Solution Approach 1:
The patent transforms reject brine, a harmful waste product, into a valuable resource by extracting useful compounds (ammonium sulfate, magnesium hydroxide, potassium chloride) that can serve as fertilizers and chemical additives. This converts the harmful discharge problem into a beneficial resource recovery process, eliminating pollution while maintaining industrial productivity
Solution Approach 2:
The patent implements a recovery system that captures and utilizes valuable compounds from reject brine before discharge. Through evaporation ponds, crystallization processes, and chemical extraction, the system recovers ammonium sulfate, magnesium hydroxide, and potassium chloride, preventing their release into the environment while providing useful products
2Ease of manufacture
If reject brine is discharged into water bodies, then disposal is simple, but aquatic ecosystems and biodiversity are disrupted
Solution Approach 1:
The patent converts the harmful reject brine into beneficial fertilizer products through a multi-stage processing system. Evaporation ponds concentrate the brine, followed by crystallization that produces ammonium sulfate and magnesium hydroxide, and final processing yields potassium chloride. These products are valuable agricultural and industrial materials, transforming an ecological threat into an economic asset
3Ease of manufacture
If reject brine is discharged onto land, then disposal is simple, but soil salinization and agricultural productivity are reduced
Solution Approach 1:
The patent implements a comprehensive recovery system that prevents reject brine from contacting soil and water. Through evaporation ponds, the brine is concentrated and processed to extract valuable compounds. The crystallization process separates ammonium sulfate, magnesium hydroxide, and potassium chloride, which are then collected as products. This eliminates the need for land disposal while providing economic benefits
4Object-affected harmful factors
If reject brine is treated through conventional methods, then environmental impact is reduced, but treatment cost and energy consumption increase
Solution Approach 1:
The patent employs passive evaporation ponds that utilize natural solar energy and wind to concentrate reject brine, eliminating the need for energy-intensive heating or mechanical evaporation systems. The natural evaporation process occurs over extended periods, allowing water to evaporate and salts to concentrate without external energy input. This self-service approach dramatically reduces treatment energy consumption while effectively managing environmental impact
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 composite material effectively utilizes reject brine waste as a reinforcement, reducing environmental harm by transforming it into a valuable resource, improving mechanical properties, and promoting sustainability by being biodegradable.
Implementation Method 1
a novel recovery process for ammonia (NH4Cl) and sulfate (SO42-) content was introduced utilizing compact sulfate chemical precipitation and ammonia stripping in the presence of CaO within an electrocoagulation cell
Implementation Method 2
employing a novel inert particle spouted bed reactor (IPSBR)
Data Source
AI summary
There is disclosed a process of developing a sustainable hybrid composite material, comprising the steps of developing the Extracted Powder Compound from Reject Brine (EPC-RB) and producing a Biodegradable Composite from a Biodegradable Polymer (PLA) reinforced with (EPC-RB). The Extracted Powder Compound from Reject Brine (EPC-RB), which is waste product from different industrial processes, serves as a filler or reinforcement within at least one polymer matrix in different ratios to produce a new hybrid composite material with at least one unique property. Further, reinforcing the Extracted Powder Compound from Reject Brine (EPC-RB) in Biodegradable Polymer (PLA) in different ratios enhances the mechanical, thermal, and other properties of the developed sustainable hybrid composite material.