CN1472258A - Cement based penetrative crystallized ...

A penetration-crystallization type cement-base water-proof material for building is prepared from silicate cement, sodium methyl naphthalenesulfonate condensate, water silane emulsion, dodecahydrated aluminium potassium sulfate, magnesium hydroxide, calcium hydroxide, sodium silicate, bentone and quartz sand through proportional mixing.

Efflorescence (White Crystal Deposits) - Sherwin-Williams

Efflorescence depends on the presence of salt and moisture, and the growth of crystals will continue as long as both are present. The salts are present in the mortar, blocks, or concrete structure, and the moisture is usually attributable to some building defect.

Crystallized waterproofing - DBJ12 - Goodcrete (China ...

Crystallized waterproofing DBJ12 - Goodcrete Products Made In China, China Manufacturer. How does Goodcrete DPS work? Goodcrete DPS penetrates below the surface and chemically reacts with the alkali substances and lime found in the concrete. This reaction can be divided into two stages: First, within the capillaries of the concrete…

Efflorescence -- White Fluffy Crystalline Powdery Deposit ...

Efflorescence. Efflorescence is a white crystalline or powdery, often fluffy/fuzzy deposit on the surface of masonry materials like concrete, brick, clay tile, etc. It's caused by water seeping through the …

'Nature's antifreeze' provides formula for more durable ...

May 27, 2020· "No one thinks about concrete as a high-tech material," said Wil Srubar III, author of the new study and assistant professor of civil, environmental and architectural engineering."But it's a lot more high-tech than one might think. In the face of climate change, it is critical to pay attention to not only how we manufacture concrete and other construction materials that emit a lot of ...

This amazing material could solve your commute's biggest ...

May 28, 2020· Concrete makes up much of the world around us -- from sidewalks and roads to towering office buildings -- but this omnipresent behemoth has one big Achilles heel: tiny ice crystals.

Waterproofing Admixtures For Concrete| Concrete ...

Aug 13, 2012· These materials densify the concrete and physically limit the passage of water through the pores. Some experts also consider supplementary cementitious materials (SCMs) to be in this category. The third category consists of crystalline products—proprietary active chemicals in a carrier of cement and sand.

How Our Products Work | Concrete Waterproofing

Kryton's Krystol concrete waterproofing products are either added directly to the concrete mix or applied to the surface of concrete. Once added, Krystol chemically reacts with water and un-hydrated cement particles to form insoluble needle-shaped crystals. These crystals fill capillary pores and micro-cracks in the concrete to block pathways ...

Crystals | Free Full-Text | Influence of the Aggregate ...

1 · This experimental study investigates the effects of the aggregate surface conditions on the compressive strength of quick-converting track concrete (QTC). The compressive strength of QTC …

Teknomer 100 Crystallized Waterproofing

TDS Technical Document Sheet CE 1504-3 Certificate : Product Description Cement based, single component, applied to concrete mixture or concrete surfaces, crystallized structure waterproofing material that reacts with water coming from the concrete.

Seawater is the secret to long-lasting Roman concrete ...

As tobermorite grows, it may strengthen the concrete because its long, plate-like crystals allow the material to flex rather than shatter when stressed. Marie Jackson A scanning electron ...

'Nature's antifreeze' provides formula for more durable ...

After water, concrete is the second most consumed material on Earth: two tons per person are manufactured each year. That's a new New York City being built every 35 days for at least the next 32 ...

Xypex | Concrete Waterproofing using Crystalline Technology

For more than 40 years, Xypex has been providing Concrete Waterproofing products using Crystallization technologies. Read more about our Concrete Coating Products.

Bio-Inspired "Antifreeze" Formula Provides More Durable ...

The water freezes and expands inside of the material, building up pressure as the ice crystals grow, eventually popping the surface of the concrete off. The polyethylene glycol-graft-polyvinyl alcohol (PEG-PVA) molecules that the researchers have identified appear to keep the ice crystals small and prevent them from coalescing into larger crystals.

'Nature's antifreeze' provides formula for more durable ...

May 27, 2020· After water, concrete is the second most consumed material on Earth: two tons per person are manufactured each year. That's a new New York City …

How to Make Fireproof Concrete | Hunker

Fireproof concrete has several applications for homeowner's and industry. Many wood-fired ovens, kilns and fireplaces are built with fireproof concrete or other fireproof material known as refractory concrete.

5 gal. Surface Applied Crystalline Waterproofing for ...

Krystol T2 is a surface-applied crystalline waterproofing for concrete and block structures. It protects against the ingress of water. T2 waterproofing is applied to the inner or outer sides of a concrete …

How to Apply Crystalline Waterproofing Material to ...

The chemical process of the water and the material creates this type of chain reaction. Step 5 - Apply Waterproofing Material to Concrete Wall. Once the material is mixed to a thick paste, apply a thick coating to the concrete wall. Use a masonry brush to spread the waterproofing material over the surface of the wall. It should be thick and even.

Understanding The Pros & Cons of Crystalline Waterproofing ...

Apr 05, 2011· Concrete waterproofed with crystalline admixtures affords other benefits, too. It contains no VOCs and can be completely recycled when demolition occurs. Membranes do not have to be separated from the concrete, waterborne contaminants are not present in the concrete, and petroleum-based materials are not left behind to leach into soil.

What is this crystal on my concrete? - Home Improvement ...

My concrete has an old unknown spill which appears in the newly warm moist weather to be forming crystals or hairs. It doesn't have direct water on it, and hasn't been damp recently. What is the l...

Concrete Efflorescence - Definition, Causes, Prevention ...

Apr 14, 2020· Efflorescence is the white powdery substance on the surfaces of unsealed concrete and the white blush seen with sealed floors. Efflorescence is caused by vapor migrating through the slab bringing soluble salts to the surface of the concrete. Efflorescence is normally worn off or washed away on unsealed concrete surfaces.

Concrete - Wikipedia

Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens (cures) over time. In the past limebased cement binders were often used, such as lime putty, but sometimes with other hydraulic cements, such as a calcium aluminate cement or with Portland cement to form Portland cement concrete (for its visual resemblance to ...

Mineral Efflorescence - Water Deposits, Salt Deposits ...

Efflorescence salts on buildings - a complete diagnostic guide (Effloresence) Moisture, rising damp, seepage causing white stains & deposits in buildings: white deposits on building surfaces are often effloresence, a mineral salt that some people mistake for mold. Here we define efflorescence …

Hydrophobic concrete - Wikipedia

Hydrophobic concrete is concrete that repels water. It meets the standards outlined in the definition of waterproof concrete.Developed in Australia in the mid-20th century, millions of cubic yards of hydrophobic concrete have been laid in Australia, Asia, and Europe, and in the United States since 1999. Its effective use in hundreds of structures has contributed to its large acceptance and ...

Crystalline - Euclid Chemical

Crystalline chemistry provides positive or negative side waterproofing for concrete or masonry substrates. About Cookies. This website uses cookies and other tracking technologies (also known as pixels or beacons) to aid your experience (such as viewing videos), as well as "performance cookies" to analyze your use of this website and to ...

MIT students fortify concrete by adding recycled plastic ...

Oct 25, 2017· An idea, crystallized. Schaefer and Ortega began to explore the possibility of plastic-reinforced concrete as part of 22.033 (Nuclear Systems Design Project), in which students were asked to pick their own project. "They wanted to find ways to lower carbon dioxide emissions that weren't just, 'let's build nuclear reactors,'" Short says.

crystallized waterproofing cement, crystallized ...

Crystallized Waterproofing Material Concrete Admixture Cement Waterproofing Compound . US $1.24-$1.50 / Piece 30000 Pieces (Min. Order) 3 YRS . Sichuan Jinyuanda Science And Technology Co., Ltd. 83.3%. Contact Supplier ...

Crystalline Concrete Waterproofing | Xypex

The fact that Xypex Crystalline Technology is now specified and used on thousands of diverse waterproofing projects around the globe is a testament to the original concept. Crystalline waterproofing technology was an idea that grew because Xypex chemists questioned what concrete was all about and found a way to make it better.