Roba na Polyethylene (PE)

* PE filastik ne na polyethylene, wanda za'a iya yin shi da filastik, jakunkunan filastik da sassa daban-daban. Domin rage gurɓataccen fari, ana iya ƙara sinadarai masu lalata a cikin filastik don cimma manufar lalatawa cikin sauri, ana kiran wannan nau'in polyethylene robobi masu dacewa da muhalli. Yana da sauƙi, mai ɗorewa, kuma ɗaya daga cikin robobi da aka fi samarwa.

* Kayayyakin filastik na PE ko sassan da aka keɓance

ƘARFI

MAI JIN TSORO GA TSARKI

BABBAN HALAYEN WUTAR LANTARKI

Menene PE Plastics?

Polyethylene da aka sani da PE, wani resin thermoplastic ne da aka samar ta hanyar polymerization na ethylene, shine tsarin mafi sauƙin mahaɗan polymer na halitta, kayan polymer na PE polyethylene da aka fi amfani da su a duniya, polymerization na ethylene, bisa ga yawan yawa daban-daban an raba su zuwa polyethylene mai yawa, polyethylene mai matsakaici da ƙarancin yawa.

Polyethylene ba shi da wari, ba shi da guba, yana jin kamar kakin zuma, yana da juriya mai kyau ga yanayin zafi (mafi ƙarancin zafin amfani har zuwa -100 ~ -70 ° C), ingantaccen kwanciyar hankali na sinadarai, yana iya jure yawancin acid da alkalis (ba ya jure wa halayen iskar oxygen na acid). Ba ya narkewa a cikin abubuwan narkewa gabaɗaya a zafin ɗaki, ƙaramin shan ruwa, kyakkyawan rufin lantarki.

Yaya ake yin PE?

Ana yin polyethylene ne daga polymerization na ethylene (ko ethene) monomer. Ana samar da sarƙoƙin PE ta hanyar ƙari ko polymerization mai ƙarfi. Hanyoyin haɗa abubuwa masu yuwuwa sune:

Tsarin polymerization na Ziegler-Natta da

Ƙarfin ƙarfe

Shin resin PE yana da guba?

A cikin tsari mai ƙarfi, ana ɗaukar Polyethylene a matsayin mai aminci kuma ba shi da guba a yanayi. Suna iya zama masu guba idan an shaƙa su da/ko a sha su a matsayin tururi ko ruwa (watau, yayin aiwatar da ƙera).

Mene ne nau'ikan PE da aka saba gani?

Dangane da yawansa da kuma rassansa, nau'ikan PE daban-daban na iya samun aiki daban-daban daga juna.

Saboda haka, an rarraba maki na PE kamar haka.

Sigogi Masu Rassa

Polyethylene mai ƙarancin yawa (LDPE)

Polyethylene mai ƙarancin yawa (LLDPE) mai layi

Sigogi Masu Layi

Polyethylene mai yawan yawa (HDPE)

Polyethylene mai nauyin ƙwayoyin halitta mai matuƙar yawa (UHMWPE)

Polyethylene mai haɗin giciye (PEX ko XLPE)

Bugu da ƙari, ana samun wasu nau'ikan PE kamar:

Polyethylene mai matsakaicin yawa (MDPE)

Polyethylene mai ƙarancin yawa (ULDPE)

Polyethylene mai nauyin ƙwayoyin halitta (HMWPE)

Polyethylene na ƙarfe (mPE)

Polyethylene mai sinadarin Chlorin (CPE)

Fara da farashin farashi nan take kyauta!

Duk abubuwan da aka ɗora suna da tsaro kuma sirri ne

MAI NEMAN KAYAYYAKI JAGORAN INJINIYAR

Yadda za a kwatanta tsakanin manyan nau'ikan PE?

	LDPE	LLDPE	HDPE
Cikakken Suna na Polymer	Polyethylene mai ƙarancin yawa	Polyethylene mai ƙarancin yawa	Polyethylene Mai Yawan Yawa
Tsarin gini	Babban mataki na gajeren sarkar reshe + dogon sarkar reshe	Babban mataki na rassan sarkar gajere	Layi (ko Ƙananan matakin rassan gajeren sarka)
Mai ƙara kuzari da tsari	Amfani da Radical Polymerization ta amfani da hanyar bututu ko hanyar autoclave	Amfani da Ziegler-Natta ko metallocene catalyst	Mai haɓaka Ziegler-Natta a cikin: - Polymerization na mataki ɗaya - Polymerization na matakai da yawa ko kuma mai kara kuzari irin na Cr ko Phillips
Yawan yawa	0.910-0.925 g/cm3	0.91-0.94 g/cm3	0.941-0.965 g/cm3
Ƙirgaggun lu'ulu'u	Ƙananan lu'ulu'u da kuma babban lu'ulu'u amorphous (ƙasa da kashi 50-60% na lu'ulu'u)	Semi-crystalin, matakin tsakanin 35 zuwa 60%	Babban lu'ulu'u mai haske da ƙarancin amorphous (>90% lu'ulu'u mai haske)
Lambar Sake Amfani da Ita
Halaye	Mai sassauƙa da gaskiya mai kyau Kyakkyawan halayen shingen danshi Ƙarfin tasiri mai girma a ƙananan zafin jiki Kyakkyawan juriya ga acid, tushe da man kayan lambu	Idan aka kwatanta da LDPE, yana da: ƙarfin tensile mafi girma mafi girman tasiri da juriyar huda	Kyakkyawan juriya ga sinadarai Babban ƙarfin juriya Kyakkyawan halayen shingen danshi Mai wuya ko rabin sassauƙa
Aikace-aikace na Gabaɗaya	Naɗe-naɗen naɗewa, fina-finai, kwalaben shara masu matsewa, laminates da aka yi da extrusion moldings,	Jakunkuna masu inganci, fina-finan matashin kai, fina-finan raba taya, layin masana'antu, fina-finan roba, jakunkunan kankara, jakunkuna don ƙarin jakunkunan marufi da shara	Rarraba nauyin kwayoyin halitta kunkuntar ce, tana da aikace-aikace a cikin allurar molding ko zare mai faɗi, da kuma nau'in na ƙarshe Rarraba nauyin kwayoyin halitta yana da faɗi, ana amfani da shi don yin samfuran fim, kayayyakin filastik masu ramuka da bututu

Menene kaddarorin HDPE?

1. Polyethylene wani farin foda ne mai kama da thermoplastic, mara ƙamshi, mara ɗanɗano, kuma mara guba wanda za a iya ƙonewa.

2. Wurin narkewar polyethylene shine 100-130C - juriyarsa ga ƙarancin zafin jiki yana da kyau kwarai da gaske.

3. Polyethylene yana da kyakkyawan daidaiton sinadarai kuma yana da juriya ga rage sinadarin nitric acid, rage sinadarin sulfuric acid, rage sinadarin hydrochloric acid, rage sinadarin hydrofluoric acid, rage sinadarin phosphoric acid, rage sinadarin formic acid, acetic acid, ammonia, amines, hydrogen peroxide, sodium hydroxide, potassium hydroxide da sauran mafita a zafin ɗaki.

4. Polyethylene yana da sauƙin ɗaukar hoto, iskar shaka ta thermal, ruɓewar ozone, kuma yana da sauƙin lalacewa ƙarƙashin tasirin hasken ultraviolet.

5. Zafin jiki mai ci gaba: -50 ° C zuwa +60 ° C, abu mai tauri tare da ƙarfin zafin jiki mai amfani

6. Polymer mai rahusa tare da kyakkyawan aiki mai kyau

7. Rashin shan ruwa sosai

Wane nau'in PE ne za a iya sake amfani da shi?

Lambar Shaidar Resin don manyan nau'ikan PE guda biyu sune:

LDPE da HDPE ba sa lalacewa a yanayi. Suna ba da gudummawa sosai ga kayayyakin sharar filastik na duniya. Duk nau'ikan PE guda biyu ana iya sake amfani da su. Ana amfani da su don samar da kwalaben da ba na abinci ba, robobi don amfani a waje, kwandon takin zamani, da sauransu.

Ayyukan da ake da su don filastik PE

Kayayyakin da aka gama

Cikakken samfuri guda ɗaya da aka yi da kayan PE, kamar wasu kayan ado, gwangwanin shara, da sauransu.

Don yin zafi, don ƙin kowa, da gaske mai ƙirƙira ciwo, don neman kada...

Gidaje da sassan samfuran masu amfani

Kayan Wasan Kwalba, Kwantena

Kayan aikin injiniya, kayan aikin gida da sauran kayan haɗin harsashi.

Don yin zafi, don ƙin kowa, da gaske mai ƙirƙira ciwo, don neman kada...

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