Ọmụma

Kedu ihe bụ resin petroleum? Kedu ihe bụ isi edemede?

2022-10-26

resin mmanụ ala bụ ụdị resin epoxy nke nwere ịdị arọ molekụla dị ala. The molekụla arọ bụ n'ozuzu ala karịa 2000. Ọ nwere thermal ductility na ike igbari ihe mgbaze, karịsịa crude mmanụ dabeere organic solvents. Ọ nwere ezigbo ndakọrịta na ihe ndị ọzọ resin. Ọ nwere nguzogide abrasion dị elu na iguzogide ịka nká. Akụkụ arụmọrụ ya bụ isi gụnyere ebe dị nro, hue, unsaturation, uru acid, uru saponification, njupụta ikwu, na ihe ndị ọzọ.

petroleum resin

Ebe a na-eme ka ọ dị nro bụ njirimara bụ isi nke resin petroleum, nke pụtara na ike ya, nkuku ume, na viscosity ya dịgasị iche na ngwa ahụ, na ebe a chọrọ ka ọ dị nro dịkwa iche. N'okpuru ọnọdụ nkịtị, ebe a na-eme ka ọ dị nro na mmepụta ụlọ ọrụ mmepụta ihe nke rubber vulcanized bụ 70 ° C ruo 1000 ° C, na ihe na-eme ka ọ dị nro na mmepụta ihe mkpuchi na agba bụ 100 ° C ruo 1200 ° C.

Na mgbakwunye, ọkwa nke mgbanwe ụda ụda nke ọkụ ultraviolet na mmetụta ọkụ na-akpata bụkwa oke arụmọrụ dị oke mkpa. Enwere ike iji uru acid mee ọ bụghị naanị iji chọpụta ikike nchekwa nke ihe ndị na-eme ka metal acid-base kamakwa iji chọpụta ihe carbonyl na carboxyl nke nchekwa resin petroleum n'ihi oxidation ya.

Ngwakọta nke resin mmanụ ala dị oke mgbagwoju anya. Site n'ịre ahịa na nkwalite nke isi ihe eji eme ya, enwere ọtụtụ ụdị, nke enwere ike kewaa n'ụzọ ise:

â  Abụba ahụ mmadụ, resin cycloaliphatic epoxy, nke a na-akwadokarị site na akụkụ C5, nke a makwaara dị ka resin epoxy C5;

â¡ p-xylene epoxy resin, nke a na-emekarị site na akụkụ C9, nke a makwaara dị ka resin epoxy C9;

⢠p-xylene-aliphatic hydrocarbon copolymer epoxy resin, nke a makwaara dị ka C5/C9 epoxy resin;

â£Dicyclopentadiene epoxy resin, nke emere site na dicyclopentadiene ma ọ bụ ogige ya, ka a na-akpọkwa DCPD epoxy resin. N'ihi na resin epoxy a enweghị otu aliphatic hydrocarbon dị n'ime ya, a na-akpọkwa ya resin resin oxygen na-egosipụta.

⤠Hydrocracking petroleum resin, n'ozuzu C5 ma ọ bụ C9 epoxy resin na-acha aja aja na-acha uhie uhie na-acha odo odo na-enwe ike ghọọ milky ọcha ma ọ bụ translucent mgbe hydrocracking.

A na-ejikarị resin mmanụ eme ihe na mkpuchi ụlọ, ihe nrapado, mbipụta ink, ihe nchekwa, na ihe ndị a gbanwere rọba vulcanized. Site na mmepe mmepe nke teknụzụ resin na-aga n'ihu, ojiji ya bụ isi na-etolitekwa mgbe niile. C5 epoxy resin bụ ụdị nwere usoro mmepe ngwa ngwa n'oge a, a na-ejikwa ya na mkpuchi ụlọ, ink obibi, akara, njikọ na ụlọ ọrụ ndị ọzọ. A na-eji resin C9 epoxy eme ihe na agba, rọba vulcanized, rọba na ụlọ ọrụ ndị ọzọ, yana mmepe ya na atụmanya ahịa ya sara mbara.

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