Kedu ụdị polypropylene dị iche iche?

E nwere ụdị polypropylene abụọ bụ́ isi dị: homopolymers na copolymers. A na-ekewa copolymers ndị ahụ n'ime block copolymers na random copolymers.

Ụdị ọ bụla dabara na ụfọdụ ngwa karịa ndị ọzọ. A na-akpọkarị Polypropylene "ígwè" nke ụlọ ọrụ plastik n'ihi ụzọ dị iche iche esi agbanwe ma ọ bụ hazie ya ka o wee mezuo ebumnuche kpọmkwem.

A na-enweta nke a site n'itinye ihe mgbakwunye pụrụ iche na ya ma ọ bụ site n'imepụta ya n'ụzọ pụrụ iche. Mgbanwe a bụ ihe dị mkpa.

Polypropylene Homopolymerbụ ọkwa ebumnuche izugbe. I nwere ike iche na nke a dị ka ọnọdụ ndabara nke ihe polypropylene.Blọk copolymerpolypropylene nwere nkeji co-monomer nke edobere n'ime blọk (ya bụ, n'usoro nkịtị) ma nwee ebe dị n'etiti ethylene 5% ruo 15%.

Ethylene na-eme ka ụfọdụ ihe onwunwe ka mma, dịka iguzogide mmetụta ebe ihe mgbakwunye ndị ọzọ na-eme ka ihe onwunwe ndị ọzọ ka mma.

Copolymer na-enweghị usoropolypropylene - n'adịghị ka block copolymer polypropylene - nwere nkeji co-monomer nke edobere n'usoro na-adịghị mma ma ọ bụ nke na-enweghị usoro n'akụkụ molekul polypropylene.

A na-etinyekarị ha na ethylene dị n'etiti 1% ruo 7%, a na-ahọrọkwa ha maka ojiji ebe achọrọ ngwaahịa dị mfe ịkpụgharị ma doo anya karị.