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Acting or tending to retard. Often used in combination: flame-retardant pajamas for children; a fire-retardant security chest.
A substance that retards a process, as a flame retardant.


(Chemistry) a substance that reduces the rate of a chemical reaction
having a slowing effect


(rɪˈtɑr dnt)

1. any substance capable of reducing the speed of a chemical reaction.
2. retarding or tending to retard (usu. used in combination): fire-retardant material.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.retardant - any agent that retards or delays or hinders; "flame-retardant"
agent - an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents"


n (Chem) → Verzögerungsmittel nt
References in periodicals archive ?
Fact.MR has announced the addition of the "Flame Retardant Polyester Resins Market Forecast, Trend Analysis & Competition Tracking-Global Market Insights 2018 to 2028"report to their offering.
Summary: The study predicts that the flame retardant apparel market will grow at an impressive 6.5% volume CAGR through 2027.
Flame retardant chemicals have been added to furniture and electronics since the 1970s to comply with fire safety standards.
In general, state regulation of flame retardants has tended to focus on six substances--DecaBDE, PentaBDE, OctaBDE, HCBD, TCEP, and TCDPP--that have been regulated or are being phased out by many flame retardant manufacturers and users (Table 1).
In cable insulations, producers incorporate the flame retardant during extrusion.
Holding a market share of 37%, ATH is, on a global perspective, the most commonly used flame retardant, followed by brominated compounds.
Mogul Mopet TCS, a spunbond fabric made from mono-component trilobal filament, has proven itself flame resistant in accordance with BS5852-2 without impregnating fire retardant material into the fabric.
M2 EQUITYBITES-December 17, 2015-Huber to Buy Flame Retardant Business from Albemarle
Huber Corporation, has acquired the Satire[TM] nitrogen and phosphorus halogen-free fire retardant technology from Floridienne Group and Catena Additives (a subsidiary of Floridienne).
Low-smoke, flame-retardant thermoplastic elastomers are said to enable manufacturers of power and other flexible cords to produce non-PVC insulation and jacketing that does not contain halogenated flame retardants or phthalate plasticizers, while avoiding the processing limitations of highly filled halogen-free flame retardant (HFFR) polyolefin compounds.
These recycled materials use Sony's own unique sulfur-based flame retardant to achieve a highly durable, highly heat-resistant plastic that uses up to 99% recycled materials.(1) Sony first put SORPLAS to practical use in 2011, adopting the material in its BRAVIA series of LCD televisions.