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Bis (2,6-diisopropylfenyl) carbodiimideCAS 2162-74-5jẹ monomeric carbodiimide , aṣoju oniruuru aṣoju anti-hydrolysis eyiti o ni awọn abuda ti mimọ giga, awọ ina, ko si õrùn ati iṣẹ giga. Bis (2,6-diisopropylphenyl) carbodiimide jẹ lilo pupọ ni awọn ohun elo bii polyester polyol, ọra, awọn pilasitik ẹrọ ti o ni ẹgbẹ ester, polyurethane elastomers, awọn adhesives, awọn ọna ti a bo, ati epo lubricating. Bis (2,6-diisopropylphenyl) carbodiimide le ṣe idiwọ hydrolysis daradara ti iru awọn ohun elo ati ṣe iduroṣinṣin awọn ohun-ini ẹrọ akọkọ. Ni akoko kan naa,bjẹ (2,6-diisopropylphenyl) carbodiimide tun le dènà awọn ifopinsi carboxyl ti nṣiṣe lọwọ ti awọn ohun elo polyester. Ṣe atunṣe polyester ti bajẹ ati awọn ohun elo polyurethane,bjẹ (2,6-diisopropylfenyl) carbodiimide le pẹ igbesi aye iṣẹ ti awọn ọja polima labẹ awọn ipo iṣẹ lile gẹgẹbi iwọn otutu giga ati ọriniinitutu.

Ni aaye ti imọ-ẹrọ ohun elo, bis (2,6-diisopropylphenyl) carbodiimide, bi monomeric carbodiimide anti-hydrolysis stabilizer, ti di idojukọ ti ile-iṣẹ fun iṣẹ ti o dara julọ ati awọn ifojusọna ohun elo gbooro.

Ni akọkọ,bis (2,6-diisopropylfenyl) carbodiimide jẹ lilo pupọ ni polyurethane elastomers (gẹgẹbi TPU, Sipiyu), adhesives, awọn solusan atẹlẹsẹ ati Microporous elastomers, ati bẹbẹ lọ. Ni awọn aaye wọnyi, nipa fifi 0.3-2.0% bis (2,6-diisopropylphenyl) carbodiimide kun., igbesi aye iṣẹ ti ọja le ni ilọsiwaju ni pataki, faagun rẹ nipasẹ awọn akoko 1 si 3.

Ni ẹẹkeji, lakoko ilana iyipada ti awọn ohun elo polyester gẹgẹbi PET / PBT, fifi bis (2,6-diisopropylfenyl) carbodiimide le dinku iye acid ti polyester. Awọn ilọsiwaju pataki ni didara ohun elo le ṣee ṣe pẹlu awọn iye afikun kekere, ti o fa iduroṣinṣin igba pipẹ ti ohun elo naa.

Ni afikun si lilo bi aṣoju anti-hydrolysis, bis (2,6-diisopropylphenyl) carbonidimide tun le ṣee lo bi iranlọwọ processing lati fesi pẹlu awọn acids carboxylic ti a ṣe lakoko ilana extrusion. ifaseyin, idilọwọ idinku iwuwo molikula, irẹwẹsi ibajẹ si polima lakoko sisẹ, jẹ ki o rọrun lati ṣiṣẹ ati imudarasi aabo iṣelọpọ ni akawe pẹlu awọn ọna miiran.

Ni afikun, fun pilasitik ore ayika biodegradable, resistance hydrolysis ti ko dara nigbagbogbo ti jẹ igo nla kan ti o ni ihamọ ohun elo jakejado rẹ. PLA ni irọrun bajẹ ni awọn agbegbe ọrinrin, ni ipa lori iṣẹ ṣiṣe ati igbesi aye rẹ. Bibẹẹkọ, nipa fifi 0.3-0.5% bis (2,6-diisopropylphenyl)carbodiimide si PLA, resistance omi rẹ le ni ilọsiwaju ni pataki nipasẹ awọn akoko 3-7, ni imunadoko gbooroto awọn aaye elo ti PLA.

Ni apaomary, bis (2,6-diisopropylphenyl) karbodiimide, gẹgẹbi imuduro anti-hydrolysis ti o ga julọ, ti ṣe afihan agbara ohun elo jakejado ati agbara ni aaye ti imọ-ẹrọ ohun elo. iye.Its ti o dara julọ ti ara ati awọn ohun-ini kemikali, awọn ohun elo ti o pọju, ati awọn iṣeduro ti a pinnu fun awọn ohun elo kan pato (gẹgẹbi PLA) ṣe bis (2,6-diisopropylphenyl) carbondiimide ni oludari ni idaduro awọn ohun elo. Pẹlu ilọsiwaju ilọsiwaju ti imọ-jinlẹ ohun elo ati imọ ti o pọ si ti aabo ayika, bis (2,6-diisopropylfenyl) karbodiimide ati awọn ọja ti o jọra ni a nireti lati ni igbega ati lo ni awọn aaye diẹ sii.