Sehlahisoa sa nucleating ke mofuta oa setlatsetso se secha se sebetsang se ka ntlafatsang litšobotsi tsa 'mele le tsa mechini tsa lihlahisoa tse kang ponaletso, khanya ea bokaholimo, matla a ho tensile, ho tiea, mocheso o sothehileng oa mocheso, ho hanyetsa tšusumetso, ho hanyetsa ho creep, jj. ka ho fetola boitšoaro ba kristale ea li-resin. E sebelisoa haholo ts'ebetsong ea tlhahiso ea polasetiki e sa fellang ea kristale joalo ka polyethylene le polypropylene masimong a likoloi, lisebelisoa tsa lapeng, lijo, lisebelisoa tsa elektroniki le tsa bongaka. Mohlala, sehlahisoa sa nucleating ke thepa ea bohlokoa tlhahisong ea li-resin tse sebetsang hantle joalo ka polypropylene e nang le index e phahameng ea ho qhibiliha, polypropylene e ncha e nang le ho tiea ho hoholo, ho tiea ho hoholo, le polypropylene e nang le ho hoholo, polypropylene ea β-crystalline, le thepa ea polypropylene e fetotsoeng bakeng sa lits'ebetso tse nang le marako a masesaane a likoloi. Ka ho eketsa li-agent tse itseng tsa nucleating, li-resin tse nang le ho hlaka ho ntlafetseng, ho tiea le ho tiea li ka hlahisoa. Ka keketseho e kgolo tlhahisong ya lehae ya polypropylene e sebetsang hantle e hlokang ho eketswa ha di-nucleating agents le kgolo e potlakileng ya tlhokeho ya di-lighting tsa dikoloi le di-lithium batteries, ho na le bokgoni bo boholo ba ntshetsopele bakeng sa mmaraka wa di-nucleating agents.
Ho na le mefuta e mengata eametsoako ea nucleating, 'me ts'ebetso ea lihlahisoa tsa tsona e ntse e ntlafala. Ho ea ka mefuta e fapaneng ea kristale e hlahisoang ke li-nucleating agents, li ka aroloa ka li-nucleating agents tsa α-crystalline le li-nucleating agents tsa β-crystalline. 'Me li-nucleating agents tsa α-crystalline li ka aroloa ka ho eketsehileng ka mefuta ea inorganic, organic, le polymer ho latela liphapang tsa tsona tsa sebopeho. Li-nucleating agents tsa inorganic li kenyelletsa haholo-holo li-nucleating agents tse hlahisitsoeng pele joalo ka talc, calcium oxide, le mica, tse theko e tlaase ebile li bonolo ho li fumana empa li na le ponaletso e fokolang le khanya ea bokaholimo. Li-nucleating agents tsa tlhaho li kenyelletsa haholo-holo letsoai la tšepe la carboxylic acid, letsoai la tšepe la phosphate, li-derivatives tsa sorbitol benzaldehyde, jj. Har'a tsona, li-derivatives tsa sorbitol benzaldehyde hajoale ke li-nucleating agents tse hōlileng ka ho fetisisa, tse nang le ts'ebetso e ntle le litheko tse tlase, 'me li fetohile mofuta oa li-nucleating agents tse ntlafalitsoeng ka mafolofolo, tse fapaneng, le tse kholo ka ho fetisisa ka hare ho naha le machabeng. Li-nucleating agents tsa polymer ke li-nucleating agents tsa polymeric tse nang le ntlha e phahameng ea ho qhibiliha, joalo ka polyvinylcyclohexane le polyvinylpentane. Li-nucleating agents tsa β-crystalline haholo-holo li na le mefuta e 'meli: palo e nyane ea metsoako ea polycyclic e nang le meaho ea quasi-planar, le e entsoeng ka li-dicarboxylic acid le li-oxide tse itseng, li-hydroxide, le letsoai la litšepe tse tsoang ho Sehlopha sa IIA sa tafole ea nako le nako. Li-nucleating agents tsa β-crystalline li netefatsa mocheso oa ho fetoha ha mocheso oa lihlahisoa ha li ntse li ntlafatsa khanyetso ea tsona ea tšusumetso.
Mehlala ea Mesebetsi ea Sehlahisoa le Ts'ebeliso ea Lisebelisoa tsa Nucleating
| Lihlahisoa | Tlhaloso ea Mosebetsi | Likopo |
| Moemeli oa Nucleating o Bonahalang | E ka ntlafatsa haholo ponaletso ea resin, e fokotsang mouoane ka ho feta 60%, ha e ntse e eketsa mocheso oa ho khopamisa mocheso le mocheso oa kristale ea resin ka 5 ~ 10℃, le ho ntlafatsa modulus ea flexural ka 10% ~ 15%. E boetse e khutsufatsa potoloho ea ho bopa, e ntlafatsa bokgoni ba tlhahiso, mme e boloka botsitso ba boholo ba sehlahiswa. | Polypropylene e Phahameng ea ho Qhibiliha (kapa Polypropylene e Phahameng ea MI) |
| Moemeli oa Nucleating ea Tiisang | E ka ntlafatsa haholo thepa ea mechini ea resin, ka keketseho ea modulus ea flexural le matla a kobehang a fetang 20%, hammoho le keketseho ea mocheso o sothang mocheso ka 15 ~ 25 ℃. Hape ho na le ntlafatso e felletseng le e leka-lekaneng likarolong tse fapaneng tse kang mocheso oa kristale le matla a tšusumetso, e leng se fellang ka ho fokotseha ho leka-lekaneng le ho fokotseha ha sebopeho sa warpage sa sehlahisoa. | Polypropylene e Melt Index e Phahameng, Polypropylene e Ncha e Matla, e Matla le e Nang le Crystallization e Phahameng, Lisebelisoa tsa Polypropylene tse Fetotsoeng bakeng sa Litšebeliso tsa Lebota le Lesesaane la Likoloi |
| Moemeli oa Nucleating oa β-Crystalline Toughening | E ka susumetsa ka katleho ho thehoa ha polypropylene ea β-crystalline, ka sekhahla sa phetoho ea β-crystalline se fetang 80%, ho ntlafatsa haholo matla a tšusumetso ea resin ea polypropylene, 'me ntlafatso e ka fihla makhetlo a fetang a 3. | Polypropylene e Phahameng ea Melt Index, Polypropylene e Ncha e Phahameng, e Matla, le e Phahameng ea Crystallization, Polypropylene ea β-Crystalline |
Nako ea poso: Phato-23-2024
