BENTONE® 38

WALOCEL™ CRT 10000 G Sodium Carboxymethylcellulose is a specific type of sodium carboxymethylcellulose (CMC) produced by The Dow Chemical Company. Here's a detailed overview based on the provided sales specification:

Product Overview:

• Product Name: WALOCEL™ CRT 10000 G
• Chemical Name: Sodium Carboxymethylcellulose
• Specification Number: 000000127502
• Previous Specified Material: 00160302
• Trademark: WALOCEL™ (Trademark of The Dow Chemical Company)

Specifications and Testing Requirements:

1. Active Content (Dry Basis):
   • Minimum: 99.00%
   • Method: CE-55.4
   • Test Frequency: Audit basis
2. Substitution Degree:
   • Range: 0.82 — 0.95
   • Method: CE-28.4
3. Moisture Content (As Packaged):
   • Maximum: 8.0%
   • Method: CE-7.1
4. pH Value (1% Aqueous Solution):
   • Range: 6.5 — 8.5
   • Method: CE-8.1
5. Total Salt Content (Dry Basis):
   • Maximum: 1.00%
   • Method: CE-15.4
   • Test Frequency: Audit basis
6. Viscosity (Brookfield, LVT, SP.3, 30 RPM, 1% Aqueous Solution, Dry Basis, 25°C):
   • Range: 900 — 1500 mPa.s
   • Method: CE-5.15

Product Characteristics:

• Active Content: Indicates the amount of carboxymethylcellulose present in the product.
• Degree of Substitution: Refers to the extent to which the cellulose molecule has been substituted with carboxymethyl groups. This affects the solubility and viscosity.
• Moisture Content: The amount of water present in the product. This can affect the product’s handling and performance.
• pH Value: Measures the acidity or alkalinity of a 1% aqueous solution of the product.
• Total Salt Content: Indicates the amount of salt present, which can influence the viscosity and stability of the product.
• Viscosity: A measure of the product's thickness or resistance to flow in an aqueous solution. This is important for its functionality in various applications.

Usage and Safety:

• Precautionary Information: Always read precautionary information and material safety sheets for handling, storage, and safety guidelines.
• Compliance: The product is shipped in compliance with applicable laws and regulations regarding classification, packaging, shipping, and labeling.

Aquaflow™ NLS-205 is a hydrophobically modified polyacetal polyether used as a rheology modifier and flow/leveling agent in waterborne paints and coatings. Here is a detailed overview of the product based on the provided information:

Product Overview:

• Product Name: Aquaflow™ NLS-205
• Manufacturer: Ashland Specialty Chemical
• Product Type:
  • Flow / Levelling Agents
  • Rheology Modifiers / Thickeners (Associative)

Chemical Composition:

• Hydrophobically Modified Polyacetal Polyether

Physical Properties:

• Form: Liquid
• Appearance: Off-white
• Solids by Weight: 17.5%
• Density: 1.05 g/cm³
• Boiling Point: > 100 °C
• Viscosity: 500 - 3000 cP at 25°C
• pH: 5.5 - 8.5

Solubility:

• Soluble in: Water

Key Features and Benefits:

• VOC-Free: Contains no volatile organic compounds.
• Superior Flow and Leveling: Enhances the smoothness and uniformity of coatings.
• ICI Viscosity Control: Provides good control over viscosity, especially at high shear rates.
• Full Gloss Development: Ensures high gloss in the final coating.
• Excellent Spatter Resistance: Reduces the tendency of paint to spatter during application.

Applications:

• Waterborne Paints and Coatings: Suitable for various water-based paint and coating formulations.

Bio-Based:

• No: The product is not bio-based.

Product Status:

• Commercial: The product is available commercially.

Usage and Handling:

• Recommended for: Specifically designed for use in waterborne coatings.
• Storage and Handling: Handle and store according to Ashland's recommendations to ensure product stability and performance.

Aquaflow™ NLS-205 is designed to improve the performance of waterborne paints and coatings by providing enhanced flow and leveling, better viscosity control, and superior gloss development without contributing to VOC levels. Its unique chemical structure as a hydrophobically modified polyacetal polyether makes it an effective additive for achieving high-quality finishes in various applications.

Rheovis® PE 1330 (formerly known as DSX® 3000) is a rheology modifier designed for aqueous coatings. It helps achieve and control Newtonian flow characteristics in coatings, which contributes to a smooth, uniform finish. Here’s a detailed overview based on the information provided:

Product Overview:

• Product Name: Rheovis® PE 1330
• Former Name: DSX® 3000
• Manufacturer: BASF SE
• Product Type: Rheology Modifier (Thickener)

Chemical Nature:

• Chemical Composition: Polyether solution in water
• Physical Form: Amber liquid
• Solids Content: ~30%
• Density at 20 °C (68 °F): ~1.052 g/cm³
• Brookfield Viscosity at 23 °C (73 °F): ~4,500 mPa·s

Properties and Advantages:

• Rheological Control: Provides Newtonian rheology, which is independent of pH, ensuring consistent viscosity and flow properties.
• Flow and Leveling: Enhances the flow and leveling properties of coatings.
• Hiding Power: Improves hiding power of the coatings.
• Resistance: Offers excellent resistance to wash, scrub, and spatter.
• Gloss Development: Contributes to good gloss development.
• Shelf Life: Can be stored for up to 1 year under appropriate conditions.

Applications:

• Recommended Use: Ideal for coating systems with high hydrophobic surface areas, such as low-pigmented, small-particle-size, high- to semi-gloss coatings.
• Typical Use Levels: Usually 1 – 3% of the total formulation.
• Addition: Typically added as the final ingredient in the formulation. If agitation is limited, adding 10 – 20% of the total Rheovis® PE 1330 quantity just after the grinding stage can facilitate better incorporation.

Compatibility:

• Combination with Other Thickeners: Can be used in conjunction with other associative thickeners like Rheovis® PU 1214, Rheovis® PU 1250, Rheovis® PU 1216, Rheovis® PU 1256, Rheovis® PU 1291, or Rheovis® PU 1291 to achieve desired rheological profiles.

Safety and Handling:

• Safety Instructions: Always refer to the Safety Data Sheet (SDS) for handling and safety precautions. Observe protective and hygiene measures adequate for handling chemicals.

RHEOLATE® 278 is a polyurethane-based rheology modifier and thickener designed for use in waterborne coatings. Here’s a detailed overview:

Product Overview:

• Product Name: RHEOLATE® 278
• Manufacturer: Elementis
• Product Type: Rheology Modifier / Thickener
• Chemical Composition: Polyurethane

Physical Properties:

• Form: Liquid
• Density: 1.03 g/cm³
• Viscosity: < 6000 mPa·s
• Active Ingredient Content: 24.5 - 25.5%
• Solubility:
  • Soluble in Water
  • Soluble in Diethylene Glycol Ether

Characteristics and Benefits:

• Thickening Efficiency: Provides superior thickening efficiency, particularly in the high-shear range (as measured by ICI viscosity).
• Film Build: Enhances film build and imparts very good flow and leveling properties.
• Application Properties:
  • Reduces spattering during roller application.
  • Offers high-shear viscosity and good brush drag.
• Rheology: Exhibits pH-independent rheology, ensuring stable performance across various pH levels.
• Color Acceptance: Offers good color acceptance.
• Incorporation: Allows for easy incorporation and is enzyme resistant.
• Compatibility: Shows good compatibility with other rheological additives and provides broad formulating flexibility.

Applications:

RHEOLATE® 278 is suitable for a range of paint applications, including:

• Gloss and Satin-Gloss Emulsion Paints: Used in both interior and exterior settings.
• Interior and Exterior Paints: Ideal for coatings based on pure acrylic or copolymer binders.
• Architectural/Decorative Coatings: Effective in various decorative and protective coatings, including those for kitchens, baths, and exterior walls.

Shelf Life:

• Duration: 2 years

Usage Recommendations:

RHEOLATE® 278 is designed to improve the rheological properties of paints, providing a balanced viscosity and enhanced application characteristics. It is particularly effective in systems with small-particle-size emulsions and high-volume solids.