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Polymer resin widely used in packaging
Polystyrene (PS) /ˌpɒliˈstaɪriːn/ is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. Polystyrene can be solid or foamed. General-purpose
Polystyrene
Topics referred to by the same term
Look up polystyrene or polystyrène in Wiktionary, the free dictionary. Polystyrene may refer to: Polystyrene, a synthetic material (eg: Styrofoam) Polystyrene
Polystyrene_(disambiguation)
Drug class
Polystyrene sulfonates are a group of medications used to treat high blood potassium. Therapeutic effects generally appear hours to days after commencement
Polystyrene_sulfonate
Decline of polystyrene foam use
global movement towards the phase-out of polystyrene as a single use plastic (SUP). Early bans of polystyrene foam foam intended to eliminate ozone-depleting
Phase-out_of_polystyrene_foam
Polystyrene packaging material
Chemical. Originally made from 100% virgin polystyrene resin, peanuts made from 100% recycled polystyrene have been commercially available since the mid-90s
Foam_peanut
Trademarked brand for extruded polystyrene
Styrofoam is a brand of closed-cell extruded polystyrene foam (XPS), manufactured to provide continuous building insulation board used in walls, roofs
Styrofoam
Arts-and-crafts kit
Shrinky Dinks and Shrinkles) is a craft activity using thin sheets of polystyrene which shrink when heated. The sheets can be cut with standard household
Shrinky_Dinks
Polymer with a backbone of one composite and random branches of another composite
of a graft polymer is a component used in high impact polystyrene, consisting of a polystyrene backbone with polybutadiene grafted chains. Graft copolymers
Graft_polymer
Construction material
Expanded polystyrene (EPS) concrete (also known as EPScrete, EPS concrete or lightweight concrete) is a form of concrete known for its light weight made
Expanded_polystyrene_concrete
Polystyrene in drug delivery
Polystyrene is a synthetic hydrocarbon polymer that is widely adaptive and can be used for a variety of purposes in drug delivery. These methods include
Polystyrene_(drug_delivery)
Polymer
polystyrene sulfonate (PEDOT:PSS) is a composite material where PEDOT (the conductive polymer) provides electrical conductivity, and PSS (polystyrene
PEDOT:PSS
Chemical compound (CH3C(O)CH2CH3)
paints and varnishes as an anti-skinning agent. As butanone dissolves polystyrene and many other plastics, it is sold as "model cement" for use in connecting
Butanone
Organism capable of degrading and metabolising plastic
animal feed, can consume polyethylene and polystyrene. Its congener T. obscurus can also consume polystyrene, as can superworm (Zophobas atratus) and red
Plastivore
Polymer composed of a chain of organic units joined by carbamate (urethane) links
polymers such as polyethylene and polystyrene, polyurethane refers to a group of polymers. Unlike polyethylene and polystyrene, polyurethanes can be produced
Polyurethane
Plastic that softens with heat and hardens on cooling
liquids. Polystyrene is manufactured in various forms that have different applications and can have medium to very low density. Extruded polystyrene (PS or
Thermoplastic
Type of size-exclusion chromatography
5% accuracy. Polystyrene standards with dispersities of less than 1.2 are typically used to calibrate the GPC. Unfortunately, polystyrene tends to be a
Gel_permeation_chromatography
Construction material
Geofoam is expanded polystyrene (EPS) or extruded polystyrene (XPS) manufactured into large lightweight blocks. The blocks vary in size but are often
Geofoam
Phenomenon in chemistry
(PET) has only moderate UV resistance and the others, which include polystyrene, polyvinyl chloride (PVC) and polyolefins like polypropylene (PP) and
Photo-oxidation_of_polymers
Chemical compound
form due to difficulties in processing. It is mainly used as blend with polystyrene, high impact styrene-butadiene copolymer or polyamide. PPO is a registered
Poly(p-phenylene_oxide)
Foams made with polyethylene
a steam chest - the process is similar to that used to make expanded polystyrene foam. EPE foams are low density, semi-rigid, closed cell foam that are
Expanded_polyethylene
Form of sandwich panel used as a building material
strand board (OSB), and the core can either be expanded polystyrene foam (EPS), extruded polystyrene foam (XPS), polyisocyanurate foam, polyurethane foam
Structural_insulated_panel
(BSE: 500405:NSE: SUPPETRO) is India's largest producer and exporter of polystyrene polymer based in Mumbai, Maharashtra, India. In Indian market it has
Supreme_Petrochem
Year Event Reference 1839 Eduard Simon, a German apothecary, discovers polystyrene. 1844 Thomas Hancock patents the vulcanization of rubber in Britain immediately
Timeline of plastic development
Timeline_of_plastic_development
American company producing construction materials
is a company that manufactures prefabricated panels of steel mesh and polystyrene, which are covered by concrete on-site. With these alternative construction
Vero_Building_Systems
Terpene hydrocarbon
the model, but erect supports and binders from high impact polystyrene (HIPS), a polystyrene plastic that is easily soluble in limonene. In preparing tissues
Limonene
foam plastics such as polyurethane (PUR), polyisocyanurate (PIR), and polystyrene, or from fibrous materials such as fiberglass, rock and slag wool. Rigid
Rigid_panel
Hydrocarbon compound; precursor to styrene and polystyrene
reaction intermediate in the production of styrene, the precursor to polystyrene, a common plastic material. In 2012, more than 99% of ethylbenzene produced
Ethylbenzene
Substance composed of macromolecules with repeating structural units
everyday life. Polymers range from familiar synthetic plastics such as polystyrene to natural biopolymers such as DNA and proteins that are fundamental
Polymer
Species of beetle
been found to consume expanded polystyrene foam; they are examples of plastivores. Zophobas atratus breaks down polystyrene through a two-stage process:
Zophobas_atratus
Yielding mechanism in polymers
R. (1971-04-01). "Electron microscopy of crazes in polystyrene and rubber modified polystyrene: use of iodine-sulphur eutectic as a craze reinforcing
Crazing
Foam formed from polymers
(EPP) and polypropylene paper (PPP) Polystyrene#Foams (PS) foam Expanded polystyrene (EPS) Extruded polystyrene foam (XPS), sometimes sold under brand
Polymeric_foam
2014 Kara Walker installation
approximately 75 feet long and 35 feet tall, and was constructed from 330 polystyrene blocks donated by the Insulation Corporation of America. Domino Sugar
A_Subtlety
Form of disposable food packaging
Foam take-out containers are made from expanded polystyrene (EPS) foam, or another type of polystyrene foam, and produced by injecting the foam into a
Foam_food_container
versus polystyrene. The California and New York state legislatures are currently considering bills which would effectively ban expanded polystyrene in all
Pollution in the United States
Pollution_in_the_United_States
Species of beetle
Tenebrio molitor are being studied for their ability to biodegrade waste polystyrene products. "Tenebrio obscurus Fabricius, 1792". Integrated Taxonomic Information
Tenebrio_obscurus
Chemical compound
consisting of styrene and acrylonitrile. It is widely used in place of polystyrene owing to its greater thermal resistance. The chains of between 70 and
Styrene-acrylonitrile_resin
Polymer derived from more than one species of monomer
are made up of blocks of different polymerized monomers. For example, polystyrene-b-poly(methyl methacrylate) or PS-b-PMMA (where b = block) is usually
Copolymer
Measure of how well an object, per unit of area, resists conductive flow of heat
aerated concrete blocks, hollow expanded polystyrene blocks, straw bales and rendered extruded polystyrene sheets." In Germany, after the law Energieeinsparverordnung
R-value_(insulation)
Equation in polymer science
to molecular weight (imagine eg. the coiling of comb-like polystyrene vs. linear polystyrene). This means that the molecular weight associated with a given
Mark–Houwink_equation
Construction material
site-specific forms and cured on site. Recently, lightweight expanded polystyrene foam is being used as the cores of precast wall panels, saving weight
Precast_concrete
Mayor of San Francisco from 2018 to 2025
strongest ban on sale and use of products made from polystyrene foam, including expanded polystyrene foam (also called Styrofoam) for food service ware
London_Breed
Capillary flow effect
colloidal mixtures of polystyrene particles (diameter 1.4 μm) and cellulose fibers (diameter ~20 nm, length ~1 μm). The polystyrene concentration is fixed
Coffee_ring_effect
1960s anatomic chair design
(Italian: sacco) made of leather or fabric and filled with expanded polystyrene foam pellets ('beans') or a similar material. It is an example of anatomic
Bean_bag_chair
Topics referred to by the same term
of digital rights management Poly-4-vinylphenol, a plastic similar to polystyrene Polyvinylpyrrolidone, a water-soluble polymer PVP Karting, a Danish manufacturer
PVP
Layer of one material over another
materials that can include aluminium, wood, blends of cement and recycled polystyrene, wheat/rice straw fibres. Rainscreen cladding is a form of weather cladding
Cladding_(construction)
Material of a wide range of synthetic or semi-synthetic organic solids
repeatedly. Examples include polyethylene (PE), polypropylene (PP), polystyrene (PS), and polyvinyl chloride (PVC). Thermosetting polymers, also known
Plastic
paddleboard manufacturing company. It specializes in mass-produced expanded polystyrene boards pressed in molds designed by established surfboard shapers. Surftech
Surftech
Damp proofing material in sheet form
extruded polystyrene, OSB, fiber-faced isocyanurate, 30 pound asphalt-impregnated building papers, exterior oil-based paints, unfaced expanded polystyrene, 30
Vapor_barrier
Chemical reaction to form polymer chains
polymerization, in which each styrene monomer's double bond reforms as a single bond plus a bond to another styrene monomer. The product is polystyrene.
Polymerization
Family of modified resins (polyphenylenes with polystyrene)
polyphenylene oxides (PPO) or polyphenylene ether (PPE) resins with polystyrene. They combine the inherent benefits of PPE resin (affordable high heat
Noryl
Class of chemical compounds
HBCD for elimination, but allowing a temporary exemption for the use in polystyrene insulation foams in buildings. Tetrabromobisphenol A (TBBPA or TBBP-A)
Brominated_flame_retardant
Explosive materials where powder is bound together in a matrix with synthetic polymer
developed in 1952 at Los Alamos National Laboratory, as RDX embedded in polystyrene with diisooctyl phthalate (DEHP) plasticizer. HMX compositions with teflon-based
Polymer-bonded_explosive
Frog (1931–1949) - flying and static models. See also Injection-moulded polystyrene (high pressure). Pocher (UK) Pontos Model (South Korea) Revival Deutschland
List of scale model kit manufacturers
List_of_scale_model_kit_manufacturers
Ability of bacteria to break down plastic polymers
monooxygenases to initiate the oxidization of polystyrene molecules. Following the monooxygenase step, the polystyrene molecule is transformed into phenylacetic
Plastic degradation by marine bacteria
Plastic_degradation_by_marine_bacteria
used in construction industry, such as acrylics, composites, expanded polystyrene, polycarbonates, polyethylene, polypropylene, and polyvinyl chloride
Plastics in the construction industry
Plastics_in_the_construction_industry
Process of attaching nanoparticles to solid surfaces
Nanoparticle coating of polystyrene nanoparticles on quartz prepared with the Langmuir-Blodgett method.
Nanoparticle_deposition
British sculptor and stained-glass artist (1914–2000)
his metal sculptures. Roper has been credited with inventing the lost-polystyrene casting process. Many of Roper's early commissions stemmed from the need
Frank_Roper_(artist)
panel building system which uses a 4 to 12-inch-thick core of expanded polystyrene sandwiched between two sheets of cellulose fiber-reinforced cement board
ThermaSAVE
Platform board used in the sport of surfing
in materials and shape. Modern surfboards are made of polyurethane or polystyrene foam. Unlike soft top surfboards, hard top surfboards are also covered
Surfboard
Chilean cleantech and upcycling company
Idea-Tec is a Chilean cleantech and upcycling company, that turns polystyrene into paint. The company was founded in 2014 by Chilean chemists Constanza
Idea-Tec
Chemical compound
concentrations have a less pleasant odor.[vague] Styrene is the precursor to polystyrene and several copolymers, and is typically made from benzene for this purpose
Styrene
American plastics and materials company
raised over $190 million. The company produces polystyrene co-polymers (ABS, SAN) and expanded polystyrene primarily used in packaging, food applications
Trinseo
Physical model of an aircraft for display, research, or amusement
injection-molded polystyrene or resin. Flying models range from simple toy gliders made of sheets of paper, balsa, card stock or foam polystyrene to powered
Model_aircraft
Proprietary high-performance elastomer
of the molded material. Depending on the rubber-to-polystyrene ratio in the material, the polystyrene domains can be spherical or form cylinders or lamellae
Kraton_(polymer)
Pre-production plastic pellets
These microplastics are made primarily from polyethylene, polypropylene, polystyrene, polyvinyl chloride, and other plastics or synthetic resins. Nurdles
Nurdle_(bead)
German chemist (1789–1856)
apothecary in Berlin, Germany. Johann Eduard Simon accidentally discovered polystyrene in 1839. Simon distilled an oily substance from storax, the resin of
Eduard_Simon
Sealed bag containing dried beans or pellets
beanbag) is a sealed bag containing dried beans, PVC pellets, expanded polystyrene, or expanded polypropylene. The bags are commonly used for throwing games
Bean_bag
Multi-stage fusion-fission nuclear weapon
primary in order to boost the initial fissioning of the plutonium. A "polystyrene Polarizer/Plasma Source" is also shown (see below). The first US government
Thermonuclear_weapon
Suspension of objects using sound waves
by this technique is a 30mm diameter expanded polystyrene sphere of mass 0.6g. An expanded polystyrene octahedron with a diagonal length of 50mm and mass
Acoustic_levitation
Tableware product
clay, and wood. Disposable coffee cups may be made out of paper or polystyrene foam (often mistakenly called Styrofoam). Coffee cups, along with other
Coffee_cup
Merrifield resin is a cross-linked polystyrene resin that carries a chloromethyl functional group. Merrifield resin is named after its inventor, Robert
Merrifield_resin
2014 outdoor sculpture in Budapest
obtained popularity on the Internet. The sculpture was constructed out of polystyrene. The artist has called the work a large-sized example of contemporary
Feltépve
Straw mat used as flooring in Japan
contemporary tatami sometimes have compressed wood chip boards or extruded polystyrene foam in their cores instead or as well. The long sides are usually edged
Tatami
Excess potassium in the blood
body include diuretics such as furosemide, potassium-binders such as polystyrene sulfonate (Kayexalate) and sodium zirconium cyclosilicate, and hemodialysis
Hyperkalemia
Construction material
natural disaster resistant building codes are adopted. The first expanded polystyrene ICF Wall forms were developed in the late 1960s with the expiration of
Insulating_concrete_form
combination of sand casting and lost-foam casting. It uses an expanded polystyrene foam pattern which is then surrounded by sand, much like sand casting
Full-mold_casting
Energy conservation measure for buildings
decorative exterior cladding procedure involving the use of expanded polystyrene, mineral wool, polyurethane foam or phenolic foam, topped off with a
External_wall_insulation
Board of paper-faced rigid foam
for making scale models, and in painting. It consists of a board of polystyrene foam clad with an outer facing of paper on either side, typically white
Foamcore
Teletubbies then watch some children making animal pictures by piercing polystyrene plates with pencils. The Teletubbies jump but it is time for Tubby Bye
List_of_Teletubbies_episodes
Standardized naming conventions for polymers
molecule. End-groups are described with α- and ω-, e.g., α-chloro-ω-hydroxy-polystyrene. Homopolymers are named using the name of the real or assumed monomer
IUPAC_polymer_nomenclature
Lattice model of polymer solutions
Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene Structure Homopolymer Copolymer Gels Hydrogels Self-healing hydrogels
Flory–Huggins_solution_theory
Container made of plastic
the item after use. A paper cup may biodegrade faster than an expanded polystyrene (EPS) foam cup or a plastic cup. In general cardboard or paper takes
Plastic_cup
large-scale rocks or columns is polystyrene because it is lightweight and can be easily carved with a hot wire. Polystyrene can also be used to sculpt mid-sized
Film_sculptor
Organic compound consisting entirely of hydrogen and carbon
paraffin wax and naphthalene) or polymers (such as polyethylene and polystyrene). In the fossil fuel industries, hydrocarbon refers to naturally occurring
Hydrocarbon
Envelope with clear area for recipient's name
conventional envelope with a transparent (typically PET or BOPS Bi-oriented polystyrene plastic film) window to allow the recipient's address to be printed on
Windowed_envelope
Insulation product manufacturer
such as glass wool, stone wool, wood wool boards, expanded polystyrene, extruded polystyrene, as well as the Heradesign wood wool based acoustic ceiling
Knauf_Insulation
Discontinued McDonald's menu item
discontinued the sandwich in early 1991, citing complaints about its bulky polystyrene packaging, which caused logistical difficulties in restaurant kitchens
McDLT
Topics referred to by the same term
thermoplastics including acrylic Butanone, model cement is a thick mixture with polystyrene Tetrahydrofuran, the main solvent in PVC cement List of glues Plastic
Plastic_cement
Polymerization reaction among monomers suspended in a liquid
widely used plastic, styrene resins including polystyrene, expanded polystyrene, and high-impact polystyrene, as well as poly(styrene-acrylonitrile) and
Suspension_polymerization
Pearce in 1989 to be the then well known idea of the haybox turned into polystyrene filled cushions to support the cooking in South Africa. The original
Wonderbag
Organic polymer matrix bearing ion-exchange functional groups
on the task they are required for. Most commercial resins are made of polystyrene sulfonate which is followed by polyacrylate. Ion-exchange resins are
Ion-exchange_resin
Research of materials
widespread use include polyethylene, polypropylene, polyvinyl chloride (PVC), polystyrene, nylons, polyesters, acrylics, polyurethanes, and polycarbonates. Rubbers
Materials_science
Thermoplastic polymer
each other and bind the chains together, making ABS stronger than pure polystyrene. The acrylonitrile also contributes chemical resistance, fatigue resistance
Acrylonitrile butadiene styrene
Acrylonitrile_butadiene_styrene
Protective packaging
the box. The box is closed to tighten the pack. This includes expanded polystyrene foam pieces (foam peanuts), similar pieces made of starch-based foams
Package_cushioning
Critical temperature of miscibility in a mixture
Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene Structure Homopolymer Copolymer Gels Hydrogels Self-healing hydrogels
Upper critical solution temperature
Upper_critical_solution_temperature
City in British Columbia, Canada
meet reduction targets. As part of the plan, a ban on plastic straws, polystyrene food packaging and free shopping bags was to go into effect in mid-2019
Vancouver
did in a nearby town. Back at the site, Norm and Steve discuss the new polystyrene insulating foundation forms Ken Lewis is installing; then the concrete
List of This Old House episodes (seasons 11–20)
List_of_This_Old_House_episodes_(seasons_11–20)
Type of polymer with both thermoplastic and elastic properties
between the polystyrene and polybutadiene blocks, the former separating into spheres or rods depending on the exact composition. With low polystyrene content
Thermoplastic_elastomer
Converting waste materials into new products
paper would be converted into new office paper, and used polystyrene foam into new polystyrene. Some types of materials, such as metal cans, can be remanufactured
Recycling
Production of peptides
Cross-linked polystyrene is the most common solid support used in SPPS. This image is incorrect: the cross-linker is meta-divinylbenzene
Peptide_synthesis
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