asphalt emulsions containing amphoteric emulsifier

Asphalt emulsions containing amphoteric emulsifier - Witco ...

Sep 24, 1996 · Disclosed are oil-in-water asphalt emulsions comprising asphalt dispersed as the discontinuous phase in an aqueous continuous phase, the emulsions containing one or more amphoteric emulsifiers selected from the group consisting of compounds of the formulas (a) and (b) R 4--(OC 3 H 6) o-1 --(C(O)NH(CH 2) 1-3) 0-1 --N(Z 1) (Z 2) 0-1 --ZCOOX (a) R 4--(OC 3 H 6) o-1 …

Basics of Asphalt Emulsions - Asphalt Emulsion ...

Asphalt emulsion is a combination of three basic ingredients, asphalt, water, and small amount of an emulsifying agent. In the same process, these components are introduced into a mechanism known as a colloid mill, which shears the asphalt into tiny droplets. The emulsifier…

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An Introduction to Asphalt Emulsions | Asphalt magazine

An asphalt emulsion is liquid asphalt cement emulsified in water. It is composed of asphalt, water and an emulsifying agent. The emulsifying agent is sometimes called the surfactant, which is composed of large molecules. These soap molecules are like tadpoles,...

Paving with asphalt emulsions - ScienceDirect

Asphalt emulsions are produced by mixing a water solution of emulsifier, usually a cationic or anionic surfactant, with hot asphalt in a colloid mill. They may contain other ingredients like polymers and solvents, which may be added during or after the emulsion production.

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US6114418A - Nonionic emulsifier for asphalt - Google Patents

As for the emulsifiers for use in oil-in-water asphalt emulsions, an anionic emulsifier, a cationic emulsifier, an amphoteric emulsifier, and a nonionic emulsifier are known, and these emulsifiers are used according to respective applications.

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Overview of Asphalt Emulsion - bitumen.globecore

Emulsion Definition

Asphalt Emulsion - an overview | ScienceDirect Topics

Asphalt emulsions are produced by mixing a water solution of emulsifier, usually a cationic or anionic surfactant, with hot asphalt in a colloid mill. They may contain other ingredients like polymers and solvents, which may be added during or after the emulsion production.

INTRODUCTION TO ASPHALT EMULSIONS

An asphalt emulsion is a product formed by the mixing of water and asphalt in a special process called emulsification. Emulsification is a technical process which involves the input of

Emulsified Asphalt - Pavement Interactive

Generally, emulsions appear as a thick brown liquid when initially applied (Figure 1). When the asphalt cement starts to adhere to the surrounding material ( aggregate, existing surface, subgrade, etc.) the color changes from brown to black (Figure 2) and the emulsion …

EMULSION BASICS - pavementpreservation

STORING ASPHALT EMULSIONS • DO store as you would water –between 50ºF and 185ºF, depending on the intended use and specific product. • DO store at …

US4609696A - Rubberized asphalt emulsion - Google Patents

The emulsifying agent is selected from the group consisting of anionic, cationic or amphoteric surfactants. The types of surfactants useful in this invention include fatty amines (diamines, amidoamines, imidazolines, quaternary amines etc.) to provide cationic emulsions…

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Asphalt Repair, Sealer & Emulsion Technology | Ingevity ...

We offer a full range of specialized cationic, anionic and amphoteric emulsifiers with additional, custom-formulated specialty additives. Evotherm® Warm Mix Asphalt TechnologyEvotherm, our revolutionary warm mix asphalt (WMA) additive, is an alternative to traditional hot mix paving, delivering proven performance at the lowest production temperatures.

Where & When You Should Use Asphalt Emulsion Roof …

Apr 30, 2019 · If you’re looking for a strong, waterproof and long-lasting architectural roof coating system, an asphalt emulsion based coating system is a great option.

Asphalt Emulsions 101 Introduction

Basic Emulsion Ingredients –Water • Second basic ingredient in an emulsion is water • Contribution cannot be minimized • Water may contain minerals or other matter • Can affect the production of stable emulsions • Water considered suitable for drinking, • Might NOTbe suitable for emulsion production 0 2 4 6 8 0.1 1 10 100

Bitumen emulsion - Nouryon

stopped. Stable emulsions contain a third component, the emulsifier, which prevents or retards the separation of the phases. Bitumen emulsions are normally of the O/W type although inverted emulsions based on cut-back bitumens have special applications. There is evidence that bitumen can form multiple W/O/W emulsions. Emulsions containing from

Coal Tar Sealer vs. Asphalt Emulsion Sealer. What's the ...

Mar 24, 2018 · Coal tar and asphalt emulsion. You may think that the two products are exactly the same. They are black, they are used to seal asphalt, and they are applied by brush or spray application. While both products are used to solve the same problem, the two sealers are completely different.

P2 Emulsions - Asphalt Emulsion Company in Texas

P2 Emulsions Who We Are... P2 Emulsions is the leading innovator in the development of road-building, road repair & maintenance, as well as riding surface and road seal products— all contain NO VOCs (Volatile Organic Compounds) which mean they are NON-HAZARDOUS, ENVIRONMENTALLY SAFE, NON-VOLATILE, AND NON-FLAMMABLE.P2 asphalt emulsion products will not harm water …

Asphalt emulsion additives – easfalto

Asphalt emulsion additives DEMUL A is an additive of cationic polarity which promotes the attachment of bituminous material on surfaces with negative charge. * CHEMICAL COMPOSITION: Alquil amine – amide – imidazoline

Applications for asphalt emulsions | Asphalt magazine

Applications for asphalt emulsions. ... A tack or bond coat is a spray application of asphalt emulsion that provides a bond between the existing pavement and a new overlay. Tack coats significantly increase the strength and fatigue life of pavements at a low cost. ... A cold recycling train, containing several pieces of equipment performing ...

Filled asphalt emulsions containing betaine emulsifier ...

Sep 16, 1997 · Asphalt emulsions were prepared by emulsifying asphalt in water with several different amphoteric emulsifiers of formula (IVa) or (IVb). The components and respective amounts were as follows; the pH was adjusted to the indicated value by adding sodium hydroxide: Use level as wt. % Emulsifier of emulsion pH Asphalt

SAFETY DATA SHEET - Blacklidge Emulsions

SDS – Anionic Asphalt Emulsion Date of Issue: October 1, 2015 5 cream in a polysorbate base is the most effective method to dissolve the solidified

Chemistry of Asphalt Emulsions - Asphalt Emulsion ...

What chemicals are present in the emulsion? The main components of the emulsion are asphalt (bitumen) and water. Emulsions come in different grades but typically contain between 55 and 75% asphalt.

Bituminous Emulsion Patents and Patent Applications (Class ...

Search for Bituminous Emulsion Patents and Patent Applications (Class 106/277) Filed with the USPTO

The relevance HLB of surfactants on the stability of ...

Request PDF | The relevance HLB of surfactants on the stability of asphalt emulsion | In this study, 13 non-ionic surfactants were selected; they have been used in wide range of HLB from 4 to 17.6 ...

Asphalt Emulsion - Henry Company

Henry’s 785 Asphalt Emulsion is a trowel grade product designed for damp proofing the exterior side of below grade foundations and walls. It consists of selected asphalt, emulsified with bentonite clay, cellulose fibers and water.

Asphalt Emulsion Priming Compositions And Methods Of Use

Asphalt emulsion compositions for use in priming a granular surface such as a road bed are provided. The asphalt emulsion comprises asphalt, an amphoteric emulsifier, and water. The asphalt emulsion priming composition may be used on road beds to prepare the road bed for paving. Application of the asphalt emulsion priming composition to a granular surface, such as a road bed, can provide ...

TRANSPORTATION RESEARCH

Standard bitumen (asphalt) emulsions are normally considered to be of the O/W type and contain from 40% to 75% bitumen, 0.1% to 2.5% emulsifier, 25% to 60% water plus some minor components which are described below. The bitumen droplets range from 0.1–20 micron in

TRB Webinar: Asphalt Emulsions: Chemistry, …

Surface Chemistry rapid-setting CRS RS medium-setting slow-setting CMS MS CSS SS chip-seal open-graded mix dense-graded mix +ve -ve Emulsions are classified according to

Chemistry of Asphalt Emulsions - Asphalt Emulsion ...

What chemicals are present in the emulsion? The main components of the emulsion are asphalt (bitumen) and water. Emulsions come in different grades but typically contain between 55 and 75% asphalt. In addition to the asphalt and water, asphalt emulsions contain 0.1-2% of an emulsifier or ‘soap’ which functions to stabilize the emulsion.

Definition and Properties of Emulsified Asphalt

A mixture of asphalt cement, water and emulsifying agent (free flowing liquid at ordinary temperature). These three constituents are fed simultaneously into a colloid to produce extremely small globules (5-10µ) of asphalt cement, which are suspended in water. The emulsion contain about 50% - 65% bitumen.

APOC® 300 Non-Fibered Asphalt Emulsion

APOC® 300 Non-Fibered Asphalt Emulsion is a UL Rated, professional grade product for coating built-up, mineral surfaced, metal, , corrugated and other roof surfaces. It is also great for use in polyester roofing systems.

5 Gal. Asphalt Bonding Agent SS-1H Tack Coat-1220 - The ...

Dalton SS-1H asphalt binder is an anionic emulsion designed for use as a tack coat for patching, paving, overlays and coating blacktop. SS-1H promotes adhesion to blacktop (bituminous ). It can be …

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Asphalt | Surface Chemistry - Nouryon

Asphalt Paving the way to progress with high-quality adhesion promoters, bitumen emulsifiers and warm mix additives. Contact and Services

How Sealing Asphalt is Different with Emulsion-Based ...

Mar 28, 2007 · One product is a custom-made asphalt emulsion sealer fortified with up to 10% acrylic latex; the other is a blended product with 90% asphalt and 10% coal tar.

Special Asphalt Products :: Sealers & Emulsions

Easy-to-Use Protection for your Pavement. Resurfacer is a hard-based asphalt emulsion sealcoating that is easy to use and cures to an extremely attractive, touch, wear-resistant and smooth surface.

Emulsion stability basics | Processing Magazine

A common example is mayonnaise, which is an O/W emulsion containing 80 percent oil. This is a situation in which the natural physical properties of the system have been overcome with much effort. We will consider such examples.

3 Common Uses of Asphalt | Concrete Pavers

Dec 01, 2014 · Asphalt emulsion allows the mixture to be mixed together at a lower temperature. Emulsion contains less chemical additives making it more environmentally friendly than other types of asphalt. Asphalt can also be used to make lacquer, such as …

Surfactants - Lubrizol

Product Name Description; Ameenex™ 1154 surfactant: Ameenex™ 1154 surfactant is a coconut oil-derived, complex fatty tertiary amine with cationic surfactant properties, both …

380 Non-Fibered Asphalt Emulsion Coating Product Page

Rust-Oleum® 380 Non-Fibered Asphalt Emulsion Coating is a premium, water-based protective coating for built-up asphalt roofing and foundations.

RECYCLED ASPHALT COLD MIXES

emulsions containing solvent will aid in coating as well as the workability of the mix. Asphalt Residual in the Emulsion: The quantity of asphalt residual in the emulsion can affect the quantity of asphalt emulsion needed to coat the aggregate. The lower the residual the higher the quantity of asphalt emulsion needed.

Asphalt Emulsion Priming Compositions And Methods Of …

The asphalt emulsion comprises asphalt, an amphoteric emulsifier, and water. The asphalt emulsion priming composition may be used on road beds to prepare the road bed for paving. Application of the asphalt emulsion priming composition to a granular surface, such as a road bed, can provide several advantages, including reducing or eliminating dust generated by traffic on the granular surface.

Silicone Emulsions and Surfactants – A Review

Emulsions All emulsion products comprise (a) water typically at least 40%, (b) silicone (typically 55%) and the remainder surfactant to make an emulsion. The fact that the silicone is contained in an emulsion by necessity requires that the delivery be from a micelle.

HE107 - ASPHALT EMULSION SEALER AND …

HE107 - ASPHALT EMULSION SEALER AND DAMPPROOFER is a premium, versatile protective coating. Non- flammable while wet, corrosion resistant and waterproof when dry.

702 ASPHALT MATERIAL

702.13 Rubberized Asphalt Emulsion. Provide material consisting of asphalt emulsion SS-1 or SS-1h, conforming to 702.04, blended with rubber compound, conforming to 702.14, to produce a residual mixture of asphalt and rubber solids having a composition of 95 ± 0.3 percent asphalt and 5 ± 0.3 percent rubber solids by weight.

SECTION 10 ASPHALT EMULSION PRIME (AEP)

The emulsion distributor is the most important piece of equipment on a prime treat- ment project. Its purpose is to uniformly apply A EP to a surface at a specified rate and

MS-19 Basic Asphalt Emulsion Manual | Asphalt Institute ...

This is the industry's key publication for explaining the characteristics of asphalt emulsions and their uses. The Basic Asphalt Emulsion Manual also contains information about when, where, and how emulsions should be used.

refined tar sealer vs asphalt-based sealer

There are two essential options for sealcoating: refined coal tar-based sealers and asphalt-based sealers. Refined coal tar-based sealers (RTS) are based on a selectively refined fraction of crude coke oven tar, which is a byproduct of the steel making process. Similarly, asphalt-based sealers (ABS)...

Bitumen emulsion|bitumen SS1|Bitumen SS1H|Bitumen CRS ...

Bitumen SS1h are slow-setting, anionic type of asphalt emulsions manufactured according to specifications of ASTM D977 - “Standard Specifications for Anionic Emulsified Asphalt.” It is a dispersion of small droplets of penetration grade asphalt cement in water with the aid of an emulsifier.

Product Guide - Evonik

2 About Us Evonik Corporation is the world’s largest producer of ether amines and ether amine derivatives with an expertise in cationic and amphoteric surfactants.

Polymer Modified Asphalt Emulsion – ULTRAPAVE®

SBR LATEX POLYMERS FOR MODIFICATION OF ASPHALT EMULSIONS. SBR latex polymers are ideally suited for use as polymer modifiers for asphalt emulsion since they are also water-based emulsions.

Everything you wanted to know about Organic & Natural ...

An emulsion is a blend of water and oil, which are brought together by the use of an emulsifier – creating a homogenous blend. There are many emulsifiers on the market that may be used by organic skincare and haircare formulators.

(PDF) Asphalt emulsions formulation: State-of-the-art and ...

PDF | Abstract Formulation of asphalt emulsions constitutes a complex task. Formulator must evaluate a series of parameters related to the emulsion... | Find, read and cite all the research you ...

How to manufacture cold mix asphalt - Quora

May 09, 2018 · Cold mix is a bituminous mixture containing mineral aggregate, water and binder (custom designed cationic bitumen emulsion) prepared by a suitable device like mixer or cold mix plant or a modified hot mix plant.

COLAS | Chemoran | Products

Anti-stick release agent for bituminous mixtures ASC is a highly effective anti-stick release agent for use when working with bituminous mixtures.

Emulsions at Bluegrass Community and Technical College ...

Study 75 Emulsions flashcards from Dayna B. on StudyBlue. If an emulsifier has a low HLB number, there is a low number of _ groups

The cationic emulsifier bitumen emulsion and method …

The cationic emulsifier bitumen emulsion and method thereof. C08L95 - Compositions of bituminous ... This emulsifier may contain up to 15% hydrocarbon diluent viscosity of not more than 4 cSt. ... The cationic emulsifier bitumen emulsion which is a mixture of polyaminoamide and polyaminoamide with an acid number of not more than 10 mg KOH per ...

Acrylic-modified asphalt rejuvenating emulsion - Justia

Feb 20, 2013 · TECHNICAL FIELD. This invention relates to modified asphalt emulsions for road surface treatments. BACKGROUND. Asphalt , also known as asphalt pavement, is a composite material that includes mineral aggregate and an asphalt (bitumen) binder which hardens to …