High njupụta polyethylene: ngwa

Low njupụta polyethylene na-emepụta si a ọcha ethylene, na dị ka ihe organometallic mkpali protrude triethylaluminum na titanium tetrachloride. N'ihi na polyethylene na anụ ụlọ ụlọ ọrụ na-eji ọtụtụ ndị nkà na ụzụ variants nke dị iche na ụdị aghụghọ, chernobyl ikike, ụzọ maka nhicha polyethylene na mkpali eji.

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Ọtụtụ mgbe ọ rụrụ atọ consecutive nzọụkwụ nke: polymerization nke ethylene, ya ọcha si mkpali na ikpeazụ ihicha usoro. Mgbe na-akpali ngwọta nke triethylaluminum na titanium tetrachloride na cyclohexane na-kwukwara na mmanụ ụgbọala. Ewe iwe ruo 50 C abụọ-percent ngwọta e nyere chernobyl, ebe ikuku-inwego usoro nke kwukwara ethylene. Akpali akpali na-akwalite uka akụkụ nke ethylene ka polyethylene polymerization.

Iji wepu mkpali si dapụtara polima e ẹdụk anya decomposition ngwaahịa na etisasịwo. The polyethylene centrifuge saa si mkpali iji methanol.

Polyethylene nke ala nsogbu mgbe rinsing na-na-apụghị ịchịkwa ya, ma na thereto na-kwukwara a umi maka imeziwanye àgwà. Maka nkọwa nke stabilizer eji, ethylene glycol na sodium nitrophosphate, na-eme ka ọ shinier, wax na-etinyere.

N'ikpeazụ, polyethylene na-doro ihicha na granulation. Polyethylene nke ala nsogbu na-emepụta na ụdị nsogbu dị iche iche na ntụ ntụ.

Ọkpọkọ mere nke ala njupụta polyethylene

Ha na-eji echichi nke gas, siwa na mmiri na usoro.

Ọkpọkọ arụpụtara site na-aga n'ihu extrusion usoro. Dị ka akụrụngwa n'ihi na mmepụta nke polyethylene na nsogbu dị iche iche sikwa.

Aku na uba mba ndị mepere emepe na-eji ndị dị otú ahụ ọkpọkọ fọrọ nke nta niile na usoro.

HDPE ọkpọkọ na-emetụta ọnọdụ na mmiri àgwà, n'ihi na esịtidem mgbidi nchara na-adịghị kpụrụ na-anakọtara ịnweta salts.

Low mgbali polyethylene hụrụ ngwa siwa usoro, ebe ọ bụ na-eguzogide ọgwụ dị ike ike bekee na elu okpomọkụ.

Gas ọkpọkọ a na-adịghị ebibi ma na anaghị ida arụmọrụ Njirimara maka a ogologo oge.

Anwụ ngwa ngwa - elu àgwà ọkpọkọ si HDPE. Ha na-ujo na-eguzogide, adịghị adiahade na-eme adịghị nchara, adịghị ịgbawa n'okpuru nduzi nke elu na ala okpomọkụ. Ha ọrụ ndụ bụ ọtụtụ afọ.

Polyethylene High mgbali dịtụ nro na-agbanwe. Ya stof dịtụ ehighị nne ndokwa nke ụmụ irighiri ihe na isi na-emetụta ya njupụta. LDPE emepụta a dịgasị iche iche nke nkiri. Ha nwere a nnọọ elu mma, na nkwakọ ngwaahịa ihe onwunwe mma nhọrọ bụ ikekwe a hụrụ. Ọ na-echebe ma na-elekọta a set nke oma Njirimara ọbụna na okpomọkụ ruo iri isii degrees. Qualitative e ji mara nke polyethylene anaghị agbanwe n'okpuru nduzi nke Chemicals. Ọ bụ ike reliably anọrọ ngwaahịa si mmiri ma mmiri vepo.