A Comprehensive Guide to Polymer Modified Mortars and Epoxy Systems
MORTARS WITH POLYMERS
Cement mortars with an emulsion of an acrylic polymer or synthetic latex added to them are known as polymer-modified mortars. The polymers currently used in the manufacture of these emulsions are of three types:
- Acrylics
- Styrene-butadiene rubber (SBR)
- Polyvinyl acetate (PVA)
These polymers are suitable for permanent wet environments. Polymer emulsions have two forms of application:
GROUT ADHESIVE
Used as a bonding bridge in fresh mortar and concrete or mortar bases for masonry. To
Read MoreChromatic Lighting and Environment: A Comprehensive Guide
Chromatic Lighting and Environment
To view objects, the wavelengths should be kept within the range of 380nm and 780nm. This is the wavelength range necessary to be perceived as light by the human eye and fall within the absolute threshold of visual perception.
In industrial hygiene studies, lighting highlights risks as a Physical Agent Risk. This is because it corresponds to a form of energy that propagates in the atmosphere and reaches humans. It is necessary to carry out relevant activities within
Read MoreUnderstanding Wave Phenomena: Huygens’ Principle, Reflection, Refraction, Polarization, Diffraction, and Interference
Block 5: Wave Phenomena
5.1. Huygens’ Principle
Waves exhibit unique qualities and phenomena not observed in other physical actions. These phenomena stem from the nature of wave propagation, which relies on the movement of successive wavefronts (a wavefront is a line connecting points with the same vibrational state). In the late 17th century, Dutch scientist Christiaan Huygens developed a geometrical method to predict the position of a wavefront at a specific time, given its previous position. This
Read MoreMortar and Epoxy Systems: Repair and Construction Solutions
Mortars with Polymers
Cement mortars with added acrylic polymer or synthetic latex emulsions are known as polymer mortars. These emulsions are typically made from three types of polymers:
- Acrylics
- Styrene-butadiene rubber (SBR)
- Polyvinyl acetate (PVA)
Polymer emulsions are used in two main applications:
Grout Adhesive
Grout adhesive acts as a bonding bridge between fresh mortar and concrete or masonry bases. To prepare the grout, mix cement bond and fine sand in a 1:1 ratio. Then, add acrylic emulsion
Read MoreA Comprehensive Guide to Polymer Modified Mortars and Epoxy Systems in Construction
MORTARS WITH POLYMERS
Cement mortars with an emulsion of an acrylic polymer or synthetic latex added to them are known as polymer-modified mortars. The polymers currently used in the manufacture of these emulsions are of three types:
- Acrylics
- Styrene-butadiene rubber (SBR)
- Polyvinyl acetate (PVA)
These polymers are suitable for permanent wet environments. Polymer emulsions have two forms of application:
GROUT ADHESIVE
Used as a bonding bridge in fresh mortar and concrete or mortar bases for masonry work.
Read MoreLife, Death, and Social Commitment in the Poetry of Miguel Hernandez
Life and Death in the Poetry of Miguel Hernandez
In addition to love, life and death are the three major themes of the work of Miguel Hernández. This is well summarized in a few verses of the Song and Ballad of Absences. Both life and death appear as indivisible and are interpreted from two perspectives:
- Existential Meaning (Philosopher Heidegger): “Man as a being born for death”, an idea found in Spanish literature, for example, Jorge Manrique (“Our lives are the rivers”) and Quevedo (“Living is