Ọmụma

Imepụta resin mmanụ ala

2022-10-26

Ọ bụ ezie na a na-ekewa resin mmanụ ala ụzọ anọ, mmanụ mmanụ resin ka ụzọ nrụpụta bụ otu ihe. Ewezuga ụfọdụ resin DCPD nke a na-emepụta site na polymerization thermal, Petroleum Resin nke fọdụrụ ka etinyere ya niile site na cationic polymerization. A na-eji ntakịrị ihe osooso na-agbakwunye ihe ndị na-eme ngwa ngwa mgbe ụfọdụ. Njirimara nke cationic polymerization bụ ọnụego mmeghachi omume. Ngwa ngwa, petroleum resin ihe na-eme ka ọ dị mfe ịkwụsị mmeghachi omume n'ihi ihe ndị dị ka adịghị ọcha ma ọ bụ ihe owuwu molekụla na akụrụngwa, yabụ enwere ike ịme ya polymerized n'ime polymer nwere ịdị arọ nke 500 ruo 2,000, petroleum resin nke na-eme ka mmụba viscosity dịkwuo elu. mmetụta.

Enwere ọtụtụ usoro dị mkpa n'ime usoro nhọrọ resin mmanụ na tupu ọgwụgwọ nke mmanụ mmanụ, Petroleum Resin polymerization nke akụrụngwa emebere, neutralization na nkewa nke resin. N'ime ha, ọgwụgwọ resin mmanụ mmanụ dị mkpa karịsịa, iji wepụ ihe ọjọọ tupu oge eruo Họrọ nri nwere ihe dị iche iche iji dozie njirimara nke resin petroleum, mmanụ mmanụ ma ọ bụ kpo oku iji mee mmeghachi omume ahụ. Isi mmeghachi omume n'ime usoro bụ mkpokọta ma ọ bụ ikwu itinye uche nke ndepụta, Petroleum Resin ụdị nke ihe na-akpali akpali na itinye uche ya, na okpomọkụ. A ghaghị ijikwa nke ọma nke ọma ihe ndị a dị n'elu iji nweta ezigbo mkpụrụ, arọ molekul resin petroleum na nkesa arọ molecular.

Enwere ike kewaa usoro polymerization n'ime ụdị ogbe, mmanụ resin na-aga n'ihu, na ụdị nzọụkwụ na-aga n'ihu. N'ime ha, nyocha nke ịdị arọ nke molekụla nke mmeghachi omume batch ka sara mbara, mmanụ mmanụ na ụdị nke na-aga n'ihu n'ọtụtụ ụzọ nwere mkpụrụ dị elu na nkesa arọ molekụla dị warara. A na-emepụta ihe ndị a na-emepụta n'ime usoro resin petroleum Ọ bụ akụkụ dị oke mkpa. Site n'ịgbanwe mmanụ nri nke irighiri ihe dị iche iche, enwere ike ịhazigharị ihe owuwu molekul na ọdịdị nke ngwaahịa emechara. Dịka ọmụmaatụ, mmanụ mmanụ C5 na C9 bụ copolymerized ma ọ bụ tinye ụfọdụ monomers dị ọcha ka ọ bụrụ mgbanwe, na mgbakwunye na ịhazigharị resin mmanụ maka polarity ma ọ bụ uru acid nke ngwaahịa emechara, ihe mejupụtara kemịkalụ resin mmanụ dị ka anhydride maleic (MA), phenol na rosin nwekwara ike ịtinye na akụrụngwa, Petroleum resin ma ọ bụ mmanụ ala resin nwere ike anyado na acid radicals site grafting usoro.

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