4,4′-Azobis (4-cyano-1-pentanol) CAS 4693-47-4

CAS:4693-47-4

Fọọmu Molecular:C12H20N4O2

Ìwúwo Molikula:252.31

Àkókò Ìpamọ́:ọdun meji 2

Awọn itumọ ọrọ sisọ:2- (2-cyano-5-hydroxy-pentan-2-yl) diazenyl-5-hydroxy-2-methyl-pentanenitrile; 4,4'-Azobis (4-cyano-1-pentanol); 4,4'-AZO-BIS- (4-CYANOPENTANOL); 4,4'-AZOBIS [4-CYANOPENTANOL] 98+%; AZOPENTANOLC; AZOPENTANON-C; 2,2'-(Diazene-1,2-diyl) bis (5-hydroxy-2-methylpentanen; 5- (2-cyano-5-hydroxypentan-2-yl) azo-5-hydroxy-2-methylpentanenitrile

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Kini 4,4'-Azobis (4-cyano-1-pentanol) CAS 4693-47-4?

4,4'-Azobis (4-cyanovaleric acid) jẹ funfun si pipa-funfun ti o lagbara ni iwọn otutu yara ati titẹ. O ni acidity pataki ati iduroṣinṣin kemikali ti ko dara. O ti wa ni ibi tiotuka ninu omi sugbon tiotuka ni ọti-ohun mimu Organic olomi. . 4,4'-azobis (4-cyanovaleric acid) jẹ olupilẹṣẹ polima ti o ni itara si ina to lagbara ati pe o le ṣee lo ni iṣelọpọ polyvinyl kiloraidi, polyacrylonitrile, Ṣiṣejade ati igbaradi ti awọn polima gẹgẹbi ọti waini ati awọn okun opiti sintetiki.

Sipesifikesonu

Nkan	ITOJU
Ifarahan	Ina ofeefee to brown ri to
Ojuami yo	75-85 ℃
Pipadanu lori gbigbe	25% ti o pọju
Mimo	95% iṣẹju
Iye owo PH	7—9

Ohun elo

1. Ohun elo ni awọn aati polymerization

4,4'-azobis(4-cyanopentanol) jẹ agbo azo ti o le ṣee lo bi olupilẹṣẹ fun awọn aati polymerization. Ninu ilana ti polymerization radical ọfẹ, o le decompose lati ṣe awọn ipilẹṣẹ ọfẹ lati pilẹṣẹ polymerization monomer. Fun apẹẹrẹ, ninu iṣesi polymerization ti awọn monomers fainali gẹgẹbi awọn acrylates ati awọn styrenes, o le ṣakoso imunadoko ni ibẹrẹ ati oṣuwọn ti iṣesi polymerization. Awọn ipilẹṣẹ ọfẹ ti a ṣe nipasẹ jijẹ rẹ le bẹrẹ ṣiṣi ti awọn ifunmọ meji ninu awọn ohun elo monomer, ati lẹhinna sopọ si ara wọn lati ṣe awọn ẹwọn polima.

Olupilẹṣẹ yii ni awọn anfani kan, gẹgẹbi pipese oṣuwọn iran radical ọfẹ ti o ni iduroṣinṣin labẹ awọn ipo iwọn otutu ti o yẹ, ki iṣesi polymerization le tẹsiwaju laisiyonu, eyiti o jẹ itara si iṣelọpọ ti awọn polima pẹlu pinpin iwuwo molikula dín.

2. Ipa ni igbaradi ti awọn ohun elo foomu

O tun le ṣee lo lati ṣeto awọn ohun elo foomu. Ni igbaradi ti awọn ohun elo foaming gẹgẹbi polyurethane, 4,4'-azobis (4-cyanopentanol) le ṣe alabapin ninu ifarabalẹ lati ṣe gaasi, ati awọn radicals free ati awọn ẹgbẹ miiran ti nṣiṣe lọwọ ti a ṣe nipasẹ ibajẹ rẹ tun ṣe alabapin si agbelebu ati imularada awọn matrices polymer gẹgẹbi polyurethane. Ipa meji yii jẹ ki ohun elo foaming lati ṣe agbekalẹ eto pore aṣọ kan, ati iwọn ati pinpin awọn pores le ni iṣakoso nipasẹ awọn ipo ti n ṣatunṣe bii iwọn lilo wọn, nitorinaa imudarasi awọn ohun-ini ti ara ti ohun elo foomu, gẹgẹbi idinku iwuwo ohun elo, imudarasi elasticity ati awọn ohun-ini imuduro, ati bẹbẹ lọ.