Ubwoko na sisitemu yo gusiga amavuta akoreshwa muburyo bwa PVC

Mugutegura umwirondoro, amavuta yakoreshejwe aratandukanye kubera sisitemu zitandukanye zihamye.Muri sisitemu yoguhindura umunyu, aside stearic, glyceryl stearate hamwe nigishashara cya polyethylene birashobora gutoranywa nkamavuta;muri sisitemu idafite ubumara bwa calcium zinc sisitemu yo gutuza hamwe na sisitemu idasanzwe yo guhuza isi, aside stearic, butyl stearate, paraffin, ibishashara na calcium stearate irashobora gutoranywa nkamavuta;muri formuline tin organic, calcium stearate, paraffin, ibishashara bya polyisile irashobora gutoranywa nkamavuta.Ibintu nyamukuru byamavuta asanzwe ni ibi bikurikira:

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(1) Kalisiyumu
Ifu yera, gushonga ingingo 148-155 ℃, idafite uburozi, amavuta meza kandi atunganijwe neza, nta kwanduza sulfide, gukoreshwa hamwe nu munyu wibanze wibanze hamwe nisabune yisasu, birashobora kuzamura umuvuduko wa gel, kandi muri rusange dosiye ni 0.1-0.4PHR.
(2) Igishashara cya polyethylene
Ifu yera, ingingo yoroshye ni 100-117 ℃.Bitewe nuburemere buringaniye bwa molekile, gushonga cyane hamwe n’umuvuduko muke, irerekana kandi ingaruka zigaragara zo gusiga ubushyuhe bwinshi nubushyuhe bwo hejuru.Irakwiriye gukomera PVC imwe hamwe no gukuramo impanga, hamwe nibisanzwe 0.1-0.5PHR.
(3) Igishashara cya oxydeire polyethylene
Ifu yera cyangwa umuhondo cyangwa ibice, ibishashara bya okisiside polyethylene biracyafite aho bihurira na PVC, nubwo irimo amatsinda mato mato, ariko amavuta yo kwisiga ni menshi, ashobora kunoza amavuta hagati ya polymer nicyuma, kunoza imikorere yo gusohora, kunoza neza gutatanya amabara, no guha ibicuruzwa gukorera mu mucyo no kumurika.Igipimo 0.1-0.5PHR.

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(4) Acide Stearic
Ibice byera cyangwa umuhondo, gushonga 70-71 ℃.Ihindagurika buhoro kuri 90-100 ℃.Ikoreshwa nk'amavuta yo hanze mugutunganya PVC ikomeye.Umubare muri rusange ni 0.2-0.5PHR, kandi ufite ingaruka zo gukumira igipimo cya chromatografiya, ariko biroroshye gutera ubukonje niba amafaranga ari menshi.

(5) Igishashara cya paraffin
Gushonga ingingo 57-63 ℃, idafite amatsinda ya polar, ni amavuta yo hanze asanzwe.Bitewe no gushonga kwayo, guhumeka byoroshye, hamwe nubukonje buke bwo gushonga, birashobora gusa kugira uruhare rwo gusiga amavuta murwego ruto.Irakwiriye gusohora hamwe na extruders imwe na twin screw, hamwe na dosiye rusange ya 0.1-0.8PHR.Ibicuruzwa bifite umucyo mubi kandi byoroshye guhinduka umweru.
Mu myitozo, usanga iyo amavuta abiri cyangwa menshi akoreshejwe hamwe, agira ingaruka zitandukanye nigihe akoreshwa wenyine.Mugutegura ibikoresho byumwirondoro, ibyinshi bivanze.Sisitemu ihuye nibiranga amavuta asanzwe yavuzwe muri make kuburyo bukurikira:
(1) Kalisiyumu stearate - Sisitemu yo gusiga Paraffin (ibishashara bya polyethylene)
Gukoresha calcium stearate yonyine muri formula irashobora kwihutisha plastike, kunoza ubwiza bwashonga, kongera umuriro, no kugira ingaruka zimwe zo kumanuka.Gukoresha paraffine yonyine byerekana gutinda kwa plastike, kugabanya umuriro, kandi nta ngaruka zo kumanura.Iyo calcium stearate n'ibishashara bya paraffine (ibishashara bya polyethylene) bivanze ku kigero runaka, byerekana ingaruka nziza, kandi agaciro ka torque yibikoresho karashobora kugabanuka cyane.Ni ukubera ko paraffine yinjira muri molekile ya calcium stearate, igashimangira amavuta, ikerekana imbaraga zikomeye, kandi igateza imbere amavuta.

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(2) Acide Stearic - Sisitemu yo gusiga Paraffine (ibishashara bya polyethylene)
Uburyo bukoreshwa nubwa calcium stearate - Sisitemu ya Paraffin (polyethylene igishashara), ishobora kuzamura ubushyuhe bwumuriro wa formula, kugabanya kugabanuka, kunoza amazi, no koroshya demoulding.
(3) Oxidized polyethylene igishashara - esters - calcium stearate
Iyo ibishashara bya polyethylene, ester na calcium stearate bikoreshejwe hamwe, igihe cyo guhindagura plastike biragaragara ko ari kirekire hamwe no kwiyongera kw ibishashara bya polyethylene, mugihe ibishashara bya okiside ya polietilen, ibishashara bya paraffine, ester na calcium stearate bikoreshwa hamwe, igihe cyo guhingura cyiyongera mbere kandi noneho yagabanutse hamwe no kwiyongera kwa shashara ya polyethylene ya oxyde, yerekana ingaruka igaragara.
Mu gusoza, mugihe wiga formulaire ya PVC, birakenewe ko utumva gusa ibiranga nimirimo ya buri mavuta, ariko kandi ningaruka zo guhuza hagati yabo.Mubyongeyeho, formulaire ya PVC igomba guhinduka kandi igahinduka ukurikije itandukaniro ryibikoresho bitunganyirizwa hamwe.
Niba ushaka amavuta abereye, uze kuri Qingdao Sainuo!
Qingdao Sainuo Chemical Co., Ltd.Turi gukora ibishashara bya PE, ibishashara bya PP, ibishashara bya OPE, ibishashara bya EVA, PEMA, EBS, Zinc / Kalisiyumu Stearate….Ibicuruzwa byacu byatsinze REACH, ROHS, PAHS, FDA ikizamini.
Sainuo humura ibishashara, ikaze iperereza ryawe!
E-mail:sales@qdsainuo.com
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Aderesi : Icyumba 2702, Umuhanda B, Inyubako izuba, Umuhanda wa Jingkou, Akarere ka Licang, Qingdao, Ubushinwa


Igihe cyo kohereza: Ukuboza-27-2022
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