Examples of 'polymer foams' in a sentence
Meaning of "polymer foams"
polymer foams: This term refers to materials made from polymers that have a cellular structure, often used for insulation, packaging, and cushioning purposes
How to use "polymer foams" in a sentence
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polymer foams
The invention relates to methods for manufacturing polymer foams.
The extruded polymer foams contain substantial amounts of filler particles.
The invention is applicable to both thermoset and thermoplastic polymer foams.
Polymer foams having desirable sound absorption properties are well known.
It is a further feature of the present invention to provide improved polymer foams.
Alkenyl aromatic polymer foams and processes for preparing same.
Thermal insulation is one particularly important application for styrene polymer foams.
Polymer foams typically involve a continuous or at least a contiguous phase in a cellular structure.
The thickness dimension of these thermoplastic polymer foams is perpendicular to their adjoining surface.
The polymer foams of the present invention are prepared using blowing agents.
The perforations in the thermoplastic polymer foams have a diameter that is one millimeter or less.
Polymer foams may be made by the controlled expansion of gas during the polymerization process.
One particularly important application for styrene polymer foams is in the field of thermal insulation.
Alkenyl aromatic polymer foams have been employed extensively in a variety of insulating applications.
The polymer matrix can further comprise additional additives such as those common in polymer foams.
See also
Different polymer foams such as polyurethane and polyester foams may also be mentioned.
Highly thermally insulating compositions other than extruded thermoplastic polymer foams are known in the art.
Suitable thermoplastic polymer foams include expanded polymer bead foams and extruded polymer foams.
A blowing agent blend is disclosed for making insulating thermoplastic polymer foams comprises methyl formate.
Styrene polymer foams have been used as heat-insulating products for decades.
This article lies in the field of polymer foams based on polyethylene or EVA.
The polymer foams of the present invention may be cross-linked or non-crosslinked.
In a more recent development, polymer foams have been suggested.
Preferred polymer foams include polyurethane foams, polyisocyanurate foams and polystyrene foams.
Desirably, though not necessarily, the thermoplastic polymer foams are of the same composition.
Open-cell propylene polymer foams of the present invention were prepared according to following process.
Another aspect of the process invention is a process for making polymer foams comprising,.
Non-isocyanate rigid polymer foams by carbon-Michael addition and foaming process.
Suitable surfactants for forming conformable hydrophilic polymer foams include non-ionic surfactants.
Favoured hydrophilic polymer foams are formed from hydrophilic polyurethane especially cross-linked hydrophilic polyurethane.
They do not contain semicarbazide traces normally found in polymer foams blown with azodicarbonamide ;.
The polymer foams obtained by the processes according to the invention have the following advantages,.
Suitable surfactants for use in making hydrophilic polymer foams include non-ionic surfactants.
Overall, NANCORE contributed significantly to the knowledge base associated with nanocomposite polymer foams.
Preferred are polyalkylidene terephthalate polymer foams based on polyethylene terephthalate ( PET ).
While polyisocyanurate foam has particular advantages, other closed cell nonflammable polymer foams may be used.
The present invention relates to polymer foams which are the so-called " extruded foams ".
For instance, many of the externally and internally plasticized polymer foams disclosed in my U. S.
Preferred polymer foams include polyurethane foams, polyisocyanurate foams, polystyrene, and the like.
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