ACC Water-Soluble Granules for Stable Storage and Application

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Solution Overview

Problem

Existing agricultural formulations of 1-amino-1-cyclopropanecarboxylic acid (ACC) are limited to liquid sprays and concentrated liquids, lacking stable solid formulations like water-soluble granules and wettable powders, which are preferred by farmers for storage and application ease.

Innovation Solution

Development of water-soluble granule and wettable powder compositions comprising ACC, fillers, wetting agents, binders, and organosilicon surfactants, optimized for stability and application efficacy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If liquid formulations of ACC are used, then application flexibility and storage benefits are improved, but handling and transport convenience deteriorate

Engineering Contradiction:
Improveapplication flexibilityVSAvoidhandling convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent transforms ACC from liquid formulation to solid granule formulation, changing the physical state parameter. This allows the product to maintain application flexibility through water solubility while gaining handling and transport convenience associated with solid forms.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention utilizes phase transition from liquid to solid state by forming water-soluble granules. The granules can be stored and transported in stable solid form, then dissolve in water during application to return to liquid/solution state for effective delivery.

Inventive Principle:
Principle #36Phase transitions

2Ease of operation

If solid formulations of ACC are developed, then handling and transport convenience are improved, but formulation stability deteriorates

Engineering Contradiction:
Improvehandling convenienceVSAvoidformulation stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent introduces fillers and surfactants as intermediary substances to stabilize ACC in solid granule form. These additives prevent degradation and maintain composition stability during storage and transport, enabling convenient handling without sacrificing formulation integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The invention creates a composite material system combining ACC with fillers, binders, and surfactants. This composite structure provides both the desired solid granule form for convenient handling and the chemical stability needed for long-term storage through proper formulation.

Inventive Principle:
Principle #40Composite materials

3Ease of operation

If water-soluble granule formulation is created, then farmer preference and application ease are improved, but formulation complexity increases

Engineering Contradiction:
Improveapplication easeVSAvoidformulation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the formulation into distinct functional components: ACC as the active ingredient, fillers for bulk and solubility, binders for granule structure, and surfactants for wetting and dispersion. This segmentation allows each component to perform its specific function while maintaining overall formulation simplicity and ease of use.

Inventive Principle:
Principle #1Segmentation

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 compositions provide stable, resilient, and well-formed granules and powders that maintain ACC activity under various conditions, facilitating effective crop load reduction and fruit color enhancement in plants.

Implementation Method 1

one or more organosilicon surfactants selected from the group consisting of a polyalkyleneoxide modified heptamethyltrisiloxane and a polyether trisiloxane

Methodology Applied
Scientific EffectSurface tension reduction: Surfactant

Implementation Method 2

one or more wetting agents selected from the group consisting of a non-ionic ethoxylated sorbitan, a polyoxyethylene glycol alkyl ether and an anionic dioctyl sulfosuccinate

Methodology Applied
Scientific EffectWetting: Wetting

Data Source

PatentUS20250311728A11-amino-1-cyclopropanecarboxylic acid solid compositions
Publication Date: 2025.10.09 VALENT BIOSCIENCES CORP
  • US20250311728A1 patent drawing

AI summary

The present invention is directed to a water-soluble granule compositions comprising 1-amino-1-cyclopropanecarboxylic acid (“ACC”), a filler selected from the group consisting of lactose, dextrose, sucrose or a mixture thereof, one or more wetting agents selected from the group consisting of a non-ionic ethoxylated sorbitan, a polyoxyethylene glycol alkyl ether and an anionic dioctyl sulfosuccinate, one or more binders selected from the group consisting of polyvinylpyrrolidone and a lignosulfonate and one or more organosilicon surfactants selected from the group consisting of a polyalkyleneoxide modified heptamethyltrisiloxane and a polyether trisiloxane.