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Acrylonitrile-butadiene copolymer

Acrylonitrile-butadiene copolymer structure

Acrylonitrile-butadiene copolymer 

structure
  • CAS No:

    9003-18-3

  • Formula:

    (C4H6.C3H3N)x

  • Chemical Name:

    Acrylonitrile-butadiene copolymer

  • Synonyms:

    2-Propenenitrile,polymer with 1,3-butadiene;Acrylonitrile,polymer with 1,3-butadiene;1,3-Butadiene,polymer with acrylonitrile;1,3-Butadiene,polymer with 2-propenenitrile;Acrylonitrile-butadiene copolymer;Acrylonitrile-butadiene polymer;Butadiene-acrylonitrile copolymer;Acrylonitrile-1,3-butadiene polymer;Acrylonitrile-1,3-butadiene copolymer;Butakon ML 520;Acrylonitrile-butadiene resin;Butadiene-acrylonitrile polymer;Hycar 156;1,3-Butadiene-acrylonitrile copolymer;Goodyear 600;Poly(butadiene-acrylonitrile);SNK 26;Synthomer CD 1-80-3;1,3-Butadiene-acrylonitrile polymer;Polylac AL 911;FR-N 504;FR-N 510;FR-N 500;Helizarin Binder TS;Elaprim D 342;Borutodruk P;Nipol LX 851;Cemedine 540;N 1432J;Synthomer 840;Hycar 1562X103;JSR-PNR 1HA;PNR 1HA;BAN 33;Tylac 97767;LX 851;Poly(acrylonitrile-butadiene);Fixative ABN;Nipol 23;Hycar 1562X28;Zealloy 1411;LX 555;Nipol 1002;Litex N 2890;79331-94-5;144595-73-3

  • Categories:

    Cosmetic Ingredient  >  Film Forming

Description

NBR is important for its high oil and temperature resistance. Flexibility at very low temperatures is obtained with lower acrylonitrile content: in turn, this sacrifices some oil resistance. Low-temperature flexibility for some applications can be modified by plasticizers or blends. Additional properties include resistance to heat, abrasion, and water, as well as resistance to gas permeation. NBR is frequently plasticized with organic phosphate, phthalic ester, or dibenzyl ether.


DryPowder

Acrylonitrile-butadiene copolymer Basic Attributes

321.46

53.02650

614-706-7

Characteristics

23.79000

0.69598

slab/chunk

1g/mLat 25°C

Safety Information

NONH for all modes of transport

3

36/37/38

26-36

P261, P264, P272, P273, P280, P302+P352, P321, P332+P313, P333+P313, P362, P363, P501

H315

Not Classified| |Warning|H315 (26.1%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P272, P273, P280, P302+P352, P321, P332+P313, P333+P313, P362, P363, and P501|Aggregated GHS information provided by 366 companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Acrylonitrile-butadiene copolymer Use and Manufacturing

Uses

Nitrile rubber, also known as Buna-N, Perbunan, acrylonitrile butadiene rubber, and NBR, is a synthetic rubber copolymer of acrylonitrile (ACN) and butadiene. Trade names include Nipol, Krynac and Europrene.Nitrile butadiene rubber (NBR) is a family of unsaturated copolymers of 2-propenenitrile and various butadiene monomers (1,2-butadiene and 1,3-butadiene). Although its physical and chemical properties vary depending on the polymer’s composition of nitrile, this form of synthetic rubber is unusual in being generally resistant to oil, fuel, and other chemicals (the more nitrile within the polymer, the higher the resistance to oils but the lower the flexibility of the material).It is used in the automotive and aeronautical industry to make fuel and oil handling hoses, seals, grommets, and self-sealing fuel tanks, since ordinary rubbers cannot be used. It is used in the nuclear industry to make protective gloves. NBR's ability to withstand a range of temperatures from −40 to 108°C (−40 to 226°F) makes it an ideal material for aeronautical applications. Nitrile butadiene is also used to create moulded goods, footwear, adhesives, sealants, sponges, expanded foams, and floor mats.Its resilience makes NBR a useful material for disposable lab, cleaning, and examination gloves. Nitrile rubber is more resistant than natural rubber to oils and acids, and has superior strength, but has inferior flexibility. Nitrile gloves are therefore more puncture-resistant than natural rubber gloves, especially if the latter are degraded by exposure to chemicals or ozone. Nitrile rubber is less likely to cause an allergic reaction than natural rubber.Nitrile rubber is generally resistant to aliphatic hydrocarbons. Nitrile, like natural rubber, can be attacked by ozone, ketones, esters and aldehydes.


industrial use; ingredient in brake pads


Automotive care products

Production

< 25,000 lb

Transportation equipment manufacturing|2-Propenenitrile, polymer with 1,3-butadiene: ACTIVE|XU - indicates a substance exempt from reporting under the Chemical Data Reporting Rule, (40 CFR 711).|2-Propenenitrile, polymer with 1,3-butadiene, 1-cyano-1-methyl-4-oxo-4-[[2-(1-piperazinyl)ethyl]amino]butyl-terminated: ACTIVE|2-Propenenitrile, polymer with 1,3-butadiene, 3-carboxy-1-cyano-1-methylpropyl-terminated, 2-hydroxy-3-[(1-oxo-2-propen-1-yl)oxy]propyl ester: INACTIVE|2-Propenenitrile, polymer with 1,3-butadiene, hydrogenated: ACTIVE|FRI - indicates a polymeric substance containing no free-radical initiator in its Inventory name but is considered to cover the designated polymer made with any free-radical initiator regardless of the amount used.

Cosmetics -> Film forming; Viscosity controlling

Computed Properties

Molecular Weight:107.15
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:1
Exact Mass:107.073499291
Monoisotopic Mass:107.073499291
Topological Polar Surface Area:23.8
Heavy Atom Count:8
Complexity:75.9
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

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