2,4,7,9-Tetramethyl-5-Decyne-4,7-Diol

General Information

Product Name: 2,4,7,9-Tetramethyl-5-Decyne-4,7-Diol
CAS: 126-86-3
Catalog: SUR-NON-071
Applications: Water-based coatings, inks and color pastes, adhesives, metalworking fluids and coolants, leather finishing, others

Introduction

2,4,7,9-Tetramethyl-5-decyne-4,7-diol is a prominent surfactant known for its exceptional defoaming and surface tension reducing properties. This chemical is a vital component in various industrial applications, especially in formulations requiring effective wetting and flow characteristics.

Characteristics

SUR-NON-071 exhibits several notable characteristics that enhance its functionality in diverse applications:

Defoaming Capability: This compound effectively suppresses foam formation.
Surface Tension Reduction: It significantly lowers the dynamic surface tension in aqueous systems, promoting better wetting and spreading on various substrates.
Thermal Stability: The chemical maintains its efficacy across a broad temperature range, although it may crystallize at low temperatures.

Basic Parameters

Items	Type I	Type II	Type III	Type IV	Type V
Appearance (25°C)	Waxy solid	Pale yellow to yellow liquid
Active Substance %	＞ 98	50	50	50	50
Solvent	--	Dipropylene glycol ether	Glycol	Propanediol	2-Butoxyethanol
Surface Tension (0.1%, 1b/s)	32.8	37.7	37.7	37.7	37.7
Surface Tension (0.1%, 6b/s)	33.3	38.5	38.5	38.5	38.5
Foam Property	Defoaming	Defoaming	Defoaming	Defoaming	Defoaming

* Typical values (not warranted values)

Applications

SUR-NON-071 finds applications in numerous industries due to its versatile properties:

Water-Based Coatings: In water-based coatings, this compound acts as a defoamer and wetting agent, ensuring smooth application and even film formation.
Inks and Color Pastes: The surfactant improves the stability and dispersibility of pigments in inks and color pastes.
Adhesives: In adhesive formulations, it enhances the wetting of surfaces, leading to stronger bonds and improved adhesive performance. Its defoaming properties also prevent the formation of bubbles, ensuring a smooth and consistent adhesive layer.
Metalworking Fluids and Coolants: Used in metalworking fluids and diamond wire cutting coolants, this chemical provides excellent foam control and surface wetting, improving cooling efficiency and extending tool life.
Leather Finishing: In leather finishing agents, it ensures uniform application and penetration of coatings, enhancing the final product's appearance and durability.

Recommended Usage Ranges

General Formulations: 0.2% to 2% of the total formulation weight. It is advisable to conduct gradient tests to determine the most effective concentration for each unique application.

* The product may crystallize at low temperatures. To restore its liquid state, gently heat the material in an oven or hot water bath before use, ensuring complete dissolution and uniformity in the final formulation.

2,4,7,9-Tetramethyl-5-decyne-4,7-diol is a multifaceted surfactant with a wide range of industrial applications. Its exceptional defoaming, surface tension reduction, and wetting properties make it a valuable addition to various formulations, ensuring enhanced performance and quality in end products. Contact Alfa Chemistry today to learn more about our products and how they can benefit your applications.

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