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Ọdịiche n'etiti UHMW na HDPE

Isi ihe dị iche-UHMW vs HDPE

 

UHMW na HDPE bụ polymers thermoplastic nwere ọdịdị yiri ya.Isi ihe dị iche n'etiti UHMW na HDPE bụ na UHMW nwere ogologo ụdọ polymer nwere oke ihe dị elu ebe HDPE nwere oke ike na njupụta.

 

UHMW na-anọchi anya Ultra High Molecular Weight polyethylene.UHMWPE na-egosikwa ya.Okwu HDPE na-anọchi anya High Density Polyethylene.

 

Kedu ihe bụ UHMW?

UHMW bụ ultra-elu molekul arọ polyethylene.Ọ bụ ụdị polymer thermoplastic.Ngwakọta polymer a nwere ụdọ polymer dị ogologo nke nwere oke molekụla dị elu (ihe dị ka nde amuma 5-9).Ya mere, UHMW nwere njupụta molekụla kachasị elu.Otú ọ dị, ọdịdị nke ogige a enweghị ike ịpụ iche na nke HDPE.

 

Njirimara nke UHMW

Njirimara UHMW dị mkpa bụ ndị a.

 

Ọ bụ ihe siri ike.

Nwere nnukwu mmetụta ike

Enweghị isi na enweghị ụtọ

Ikike mmịfe dị elu

Nguzogide mgbawa

Ọ bụ nke ukwuu na-adịghị nrapado

Ngwakọta ahụ adịghị egbu egbu, ọ dịkwa mma.

Ọ naghị agba mmiri.

Agbụ polymer niile dị na UHMW dị ogologo, ha na-adakọkwa n'otu ụzọ ahụ.Agbụ polymer ọ bụla jikọtara ya na ụdọ polymer gbara ya gburugburu site na ndị agha Van der Waal.Nke a na-eme ka usoro ahụ dum sie ike.

 

A na-emepụta UHMW site na polymerization nke monomer, ethylene.Na polymerization nke ethylene na-etolite isi ngwaahịa polyethylene.Ọdịdị nke UHMW dị nnọọ iche na nke HDPE n'ihi usoro mmepụta.A na-emepụta UHMW na ọnụnọ metallocene catalyst (a na-emepụta HDPE n'ihu Ziegler-Natta catalyst).

 

Ngwa nke UHMW

Mmepụta nke wiil kpakpando

kposara

Rollers

Ngwa ngwa

Efere efere

 

Kedu ihe bụ HDPE?

HDPE bụ nnukwu njupụta polyethylene.Ọ bụ ihe onwunwe polymer thermoplastic.Ihe a nwere nnukwu njupụta ma e jiri ya tụnyere ụdị polyethylene ndị ọzọ.Enyere njupụta nke HDPE dị ka 0.95 g/cm3.Ebe ọ bụ na ogo nke alaka yinye polymer dị na ihe a dị obere, a na-akwakọba ụdọ polymer nke ọma.Nke a na-eme HDPE siri ike ma na-enye nguzogide mmetụta dị elu.Enwere ike ijikwa HDPE n'okpuru okpomọkụ gburugburu 120°C na-enweghị mmetụta ọ bụla na-emerụ ahụ.Nke a na-eme ka HDPE autoclavable.

 

Njirimara nke HDPE

Njirimara ndị dị mkpa nke HDPE gụnyere,

 

O siri ike

Mmetụta dị elu na-eguzogide

Enwere ike imegharị ya

Ọdịdị na-adịghị mma ma ọ bụ translucent

Oke ike ruo njupụta

Ibu arọ

Enweghị ma ọ bụ obere nnabata nke mmiri mmiri

Nguzogide kemịkalụ

HDPE bụ otu n'ime ihe plastik kachasị mfe ịmegharị ya.Njirimara ndị a na-ekpebi ngwa HDPE.

 

Ngwa nke HDPE

Ngwa ụfọdụ dị mkpa gụnyere ihe ndị a.

 

Ejiri ya dị ka akpa maka ọtụtụ ogige mmiri dị ka mmiri ara ehi na ịchekwa kemịkalụ dị ka mmanya.

Iji mepụta akpa ịzụ ahịa rọba

Trays

Ngwakọta ọkpọkọ

A na-ejikwa HDPE maka ịkpụ osisi

Kedu ihe myirịta dị n'etiti UHMW na HDPE?

UHMW na HDPE bụ nke ethylene monomers.

Ha abụọ bụ thermoplastic polymers.

Ha abụọ nwere ọdịdị na-enweghị atụ.

 

UHMW vs HDPE

UHMW bụ ultra-elu molekul arọ polyethylene.

HDPE bụ nnukwu njupụta polyethylene.

Nhazi

UHMW nwere agbụ polymer ogologo.

HDPE nwere ụdọ polymer dị mkpụmkpụ ma e jiri ya tụnyere UHMW.

Ibu Molecular nke Chains Polymer

Agbụ ụdọ polymer nke UHMW nwere oke arọ molekụla dị elu.

Agbụ polymer nke HDPE nwere ihe dị arọ molekụla dị ala ma e jiri ya tụnyere UHMW.

Mmepụta

A na-emepụta UHMW na ọnụnọ metallocene catalyst.

A na-emepụta HDPE n'ihu Ziegler-Natta catalyst.

Mmiri Absorption

UHMW anaghị amịkọrọ mmiri (ihe absorption efu).

HDPE nwere ike ịmịnye mmiri ntakịrị.

Nchịkọta-UHMW vs HDPE

Ma UHMW na HDPE bụ nke ethylene monomers site na polymerization.Isi ihe dị iche n'etiti UHMW na HDPE bụ na UHMW nwere ogologo ụdọ polymer nwere oke ihe dị elu ebe HDPE nwere oke ike na njupụta.


Oge nzipu: Sep-11-2022