Rɔba a ɛko tia ɔyare mmoawa 6pppp .

Sunnyjoint antioxidant 6ppd(4020) .

Nkyerɛmu:

antioxidant .Nnuru din .	n-(1,3-dimethylbutyl)-N'-Phenyl-P-Phenylene diamine .
Molekyule a wɔde yɛ aduan .	C18H24N2
Molekyule Nhyehyɛe .
Molekyule mu duru .	268.41
Tumi a ɛtwe ade ba fam .	0.986-1.00
Cas no.	793-24-8
Boadeɛ	25kg/bag .
Nneɛma a wɔkora so asetra .	Asram 12 .

Nkyerɛkyerɛmu: .

Antiager 4020 Antiage 4020, nnuru din: n - (1, 3 - dimethyl butyl) - N - phenyl para-Phenylene diamine, nneɛma no yɛ biako a ɛsen biara rɔba stabizer dosage of the hot ne flemote crafings a crafings a crafing a to craft a a to craf to a craft a wɔ ahobammɔ tumi a eye, na nya tumi a ɛnyɛ hwee wɔ dade a ɛwɔ nnyinaso so, wɔde abɔde mu rɔba, butadiene rɔba, styrene-butadiene rɔba, nitrile rɔba ne neoprene di dwuma, ne paraffin (titiriw no, wɔde nkorabata a wɔde nkɔnsɔnkɔnsɔn ayɛ ne microcrysline wax) afrafra na wɔde adi dwuma, betumi ama nneɛma a wɔde di dwuma wɔ ɔkwan a ɛbɔ ho ban ne nea wɔde di dwuma no so. Inner tube ne conveyor belt ne ahobammɔ nhyehyɛe afoforo a eye sen biara a wɔpaw ahorow, sɛ wɔde toto anti{10}}aging agent NA ho a, nsu pɔmpɔ aduan pa, betumi anya tenten-bere ahobammɔ tumi.Nneɛma a wɔde yɛ antioxidant 4020 no gyina catalytic hydrogenation reaction a 4{199}}aminodiphenylynamyl ~ 16MPa na ɛwɔ hɔ. Wɔnya nneɛma a wɔde yɛ adwuma no denam refining, separating ne granutating so.Wɔtaa de copper di dwuma sɛ catalyst ma catalytic hydrogenation of domestic anti-aging agent 4020, bere a wɔde amannɔne dade a ɛsom bo dodow no ara te sɛ PT di dwuma sɛ catalyst. Enti, amannɔne nneɛma a wɔyɛ no yiye ne nea wonya no ye sen nneɛma a wɔyɛ wɔ ɔman no mu. Mprempren, afie mu adwumayɛfo pii nso reyɛ PT catalyst ho nhwehwɛmu nhwehwɛmu no ntɛmntɛm, nanso wonnya nyɛɛ mfiridwuma.Nea ɛka ho no, ade titiriw a ɛma wɔyɛ na wɔyɛ anti-akwakoraa ne mmerewa aduru 4020 ne 4-aminophenylamine ne methyl isobutyl ketone a wɔyɛ no sɛ nneɛma a wɔde yɛ raw. Ɛsɛ sɛ 4-aminodiphenylamine a wɔyɛ no fa ɔkwan a ɛho tew a wɔfa so yɛ nitrobenzene kwan no so ntɛm ara sɛnea ɛbɛyɛ a wobetumi de P-nitrochlorobenzene asi formylaniline kwan no ananmu sɛ nneɛma a wɔde yɛ nneɛma, a ebetumi atew ka a wɔbɔ wɔ nneɛma a wɔyɛ ho a ɛyɛ 4-aminphenylamine no so kɛse.Wɔ mprempren no, methyl isobutyl ketone nyɛ nea wɔyɛ wɔ China, na nea wɔhwehwɛ no yɛ nea wɔde fi amannɔne ba. Wɔ afe 2004 mu no, nneɛma a wɔde fi amannɔne ba no duu 36900t. Daakye, China betumi asusuw ho sɛ wɔde amannɔne acetone a ɛkɔ anim a ɛyɛ anammɔn biako a wɔde yɛ hydrogen a wɔde bɛyɛ methyl isobutyl ketone a wɔyɛ no bɛba a afe afe nneɛma a wɔyɛ no yɛ 30,000 t.

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