олефин

олефин

CnH₂n A family of unsaturated, chemically active hydrocarbons with one carbon-carbon double bond; includes ethylene and propylene.

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Parte del discorso: sostantivo
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Settore/Dominio: Chimica
Categoria: Chimica organica
Company: McGraw-Hill
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олефин шайыры

Chimica; Chimica organica

Long-chain polymeric material produced by the chain reaction of olefinic monomers, such as polyethylene from ethylene, or polypropylene from propylene.

олефин кополимері

Chimica; Chimica organica

Polymer made by the interreaction of two or more kinds of olefin monomers, such as butylene and propylene.

альфа олефин

Chimica; Chimica organica

An olefin where the unsaturation (double bond) is at the alpha position, that is, between the two end carbons of the carbon chain.

абиетин қышқылы

Chimica; Chimica organica

C 20 H 30 O 2 A tricyclic, crystalline acid obtained from rosin; used in making esters for plasticizers.

альфин катализаторы

Chimica; Chimica organica

A catalyst derived from reaction of an alkali alcoholate with an olefin halide; used to convert olefins (for example, ethylene, propylene, or butylenes) into polyolefin polymers.

бензотиазоль

Chimica; Chimica organica

C 6 H 4 SCHN A thiazole fused to a benzene ring; can be made by ring closure from o-amino thiophenols and acid chlorides; derivatives are important industrial products.

целлюлозалық

Chimica; Chimica organica

Any of the derivatives of cellulose, such as cellulose acetate.

3,5-диаминобензоқышқыл

Chimica; Chimica organica

C 7 H 8 N 2 O 2 Monohydrate crystals with a melting point of 228_C; soluble in organic solvents such as alcohol and benzene; used in the detection and determination of nitrites.