Ngwaahịa PVC dị nro nwere ụfọdụ ihe plastikizer. Ndị a plasticizers ga-akwaga, wepụ na volatilize na dị iche iche ogo n'oge nke abụọ nhazi na ojiji nke ngwaahịa. Ọnwụ nke plasticizer ọ bụghị nanị na-ebelata arụmọrụ nke ngwaahịa PVC, kamakwa imetọ elu nke ngwaahịa na kọntaktị. Nke ka njọ, ọ ga-eweta ọtụtụ nsogbu na gburugburu ebe obibi na ahụike mmadụ. Ya mere, njem na mmịpụta nke plasticizer aghọwo nnukwu ihe mgbochi na-egbochi ngwa ngwa nke ngwaahịa PVC dị nro.

Na usoro PVC, obere njupụta oxidized polyethylene waksị nwere ike plasticized tupu oge eruo, na mgbe e mesịrị torque na-ebelata. Ọ nwere mma mmanu ime na mpụga. Ọ nwere ike melite mgbasa nke agba agba, na-enye ngwaahịa dị mma nke ọma ma melite mmepụta mmepụta ihe.

Mmetụta ọjọọ nke ịkwaga plasticizer na ndọrọ ego
1. Mgbe mwepu na mmịpụta nke plasticizer na PVC dị njọ, ngwaahịa ndị ahụ ga-agbanwe nke ukwuu, na-eme ka nro dị nro, tackiness na ọbụna nkwụsị elu nke ngwaahịa. Igwe mmiri na-ebutekarị mmetọ ngwaahịa ma na-emetụta nhazi nke abụọ nke ngwaahịa. Dịka ọmụmaatụ, ụmụ irighiri ihe ndị dị na PVC mmiri na-ekpuchi mmiri na-akwaga, na PVC na-enweghị plasticizer ga-adalata ma sie ike, nke nwere ike iduga ọdịda nke ọrụ mgbochi mmiri. Mgbe a na-etinye ngwaahịa PVC dị nro na nrapado nke na-eme ka ihe mgbaze n'ozuzu ya, plasticizer n'ime ngwaahịa ndị ahụ na-akwaga na oyi akwa nke njikọta, na-ebute mbelata dị ukwuu na ike njikọ, na-ebute nsogbu dị ka njikọ na-adịghị ike ma ọ bụ nkwụsịtụ. Mgbe a na-ekpuchi ma ọ bụ na-ese ngwaahịa PVC dị nro, ha na-echekwa nsogbu nke mkpuchi ma ọ bụ akwa akwa na-ada n'ihi mmịpụta nke plasticizer. Mbipụta PVC, mmịpụta plasticizer bụ nnukwu ihe mgbochi na ink na ụlọ ọrụ na-ebi akwụkwọ.
2, Na usoro nke mmiri ozuzo plasticizer na PVC, a ga-ewepụta ihe ụfọdụ, dị ka granules pigmenti, flavors, antistatic agents na stabilizers. N'ihi nkwụsị nke ihe ndị a, ihe onwunwe anụ ahụ nke ngwaahịa PVC ga-adaba, na ụfọdụ ihe onwunwe ga-efunahụkwa. Ihe ndị a na-agbapụta ga-emetọkwa ma bibie ihe ndị dị na ha na-akpachi anya. Ọ bụrụ na ejiri PVC dị nro na ngwaahịa polystyrene jikọtara ọnụ, onye na-emepụta ihe na-esi na PVC kwaga ga-emetụta arụmọrụ nke ngwaahịa polystyrene ma mee ka ọ dị nro nke ngwaahịa polystyrene.
Ụdị ọnwụ
plasticizer Plasticizers, ma e wezụga polyester na ihe ndị ọzọ dị arọ molecular plasticizers, bụ organic obere ihe molekul. Mgbe etinyere ha na PVC, a naghị ejikọta ha na PVC polymer yinye, kama ha na-ejikọta ya na ngwongwo PVC site na hydrogen bond ma ọ bụ van der Waals ka ha jigide ihe onwunwe kemịkalụ onwe ha.
Mgbe PVC dị nro na-ejikọta ya na usoro edozi (oge gas, mmiri mmiri na akụkụ siri ike) ruo ogologo oge, a ga-eji nwayọọ nwayọọ dozie plasticizer site na PVC wee banye na ọkara. Dị ka mgbasa ozi kọntaktị dị iche iche si dị, ụdị ọnwụ nke plasticizer nwere ike kewaa n'ime mfu volatilization, mwepu mmịpụta na mpụ ọpụpụ.
Usoro ọnwụ nke plasticizer volatilization, mmịpụta na mbugharị gụnyere usoro atọ bụ isi:
(1) Plasticizer na-agbasa n'ime ime;
(2) Ime elu na-agbanwe n'ime ọnọdụ "nkwụsị";
(3) Na-agbasapụ n'elu.

Ọnwụ nke plasticizer metụtara usoro ihe omimi nke ya, ịdị arọ molecular, ndakọrịta na polymer, ọkara, gburugburu ebe obibi na ihe ndị ọzọ. Mgbanwe nke plasticizer na-adabere na ịdị arọ ya na okpomọkụ dị n'ime ya, ihe mgbapụta na-adabere na solubility nke plasticizer na ọkara, na mmegharị ahụ nwere njikọ chiri anya na ndakọrịta nke plasticizer na PVC. Enwere ike ịme mgbasa nke plasticizer na PVC n'okpuru ọnọdụ nke polymer na ọkara nke na-agaghị abanye na polymer, ma ọ bụ n'okpuru ọnọdụ nke ọkara nke ga-abanye na polymer. Mgbanwe dị iche iche na mmeghachi omume nke elu polymer ga-emetụta mgbasa nke plasticizer. Mgbasa mgbasa ozi nke plasticizer bụ usoro mgbagwoju anya, nke metụtara mmekọrịta nke ọkara, PVC polymer na plasticizer.
Ihe na-emetụta ihe ndị na-eme ka ịkwaga plasticizer na mmịpụta
1. Ihe dị iche iche molecular arọ na molecular Ọdịdị nke plasticizer
Ka ibu ibu ikwu molekul arọ nke plasticizer, ibu ibu nke ìgwè dị na molekul, otú ahụ ka ọ na-esiri ha ike ịgbasa na plasticized PVC. O yikarịrị ka ha ga-eru n'elu, na-ebelata ohere nke mmịpụta na ịkwaga. Iji nweta ịdịte aka dị mma, ọ dị mkpa na ịdị arọ nke molekul nke plasticizer karịrị 350. Polyesters na phenylpolyacid esters (dị ka trimellitic acid esters) plasticizers nwere ihe ikwu molekụla arọ karịa 1000 nwere ezigbo ịdịte aka.
2. Environment okpomọkụ
The elu nke ihere okpomọkụ nke PVC ngwaahịa, na-esiwanye ike Brownian ngagharị nke ụmụ irighiri ihe, na ukwuu ike dị n'etiti plasticizer ụmụ irighiri na PVC macromolecules, nke na-eme ka ọ dịkwuo mfe n'ihi na plasticizer molekul na-agbasasị na ngwaahịa elu na n'ihu n'ime. na-ajụ.
3. Plasticizer ọdịnaya
N'ozuzu, elu ọdịnaya nke plasticizer components na usoro, ka plasticizer ụmụ irighiri ihe na plasticized molekul na ndị ọzọ plasticizer molekul n'elu ngwaahịa. Ka ọ dị mfe karị, onye na-ahụ maka kọntaktị na-ejide plasticizer ma wepụ ma ọ bụ kwaga, mgbe ahụ, mkpụrụ ndụ plasticizer dị n'ime na-asọba ma na-agbakwụnye site na ntinye uche dị elu gaa na ala ịta ahụhụ dị ala. N'otu oge ahụ, ka obere na ọkara-sized plasticizers na PVC, na-akawanye ihe gbasara nke puru omume nke ụfọdụ nkukota na omume n'etiti plasticizer ụmụ irighiri ihe, nke mere na-ebelata ike njikọ dị n'etiti ụfọdụ plasticizer ụmụ irighiri ihe na PVC macromolecules na-eme ka ha ije na mgbasa na. PVC dị mfe. Ya mere, n'ụdị ụfọdụ, mmụba nke ọdịnaya plasticizer na-eme ka plasticizer dịkwuo mfe ịgbasa.
4. Ntugharị nke
mmịpụta na ịkwaga nke plasticizer abụghị nanị ihe jikọrọ ya na njirimara nke plasticizer n'onwe ya, kamakwa ọ na-ejikọta ya na onye na-ajụ ase na kọntaktị. Njirimara physicochemical nke mmiri mmiri na kọntaktị na PVC plasticized bụ isi ihe na-emetụta mmịpụta nke plasticizer. Ọ dị mfe iji mmanụ ụgbọala ma ọ bụ ihe mgbaze mmanụ amịpụta plasticizers, mana ọ siri ike iji mmiri amịpụta ya.
5. Oge
Dị ka akwụkwọ akụkọ si kwuo, ọnụ ọgụgụ mbata nke DOP na ihe nkiri PVC metụtara oge. N'oge mmalite nke mbugharị, ọnụego ahụ dị ngwa ngwa. Nleta nke plasticizer na-akwaga n'elu bụ ahịrị na mgbọrọgwụ square nke oge mbugharị. Mgbe ahụ, n'ịgbatị oge, ọnụ ọgụgụ mbata na-eji nwayọọ nwayọọ na-ebelata ma rute nha nha mgbe oge ụfọdụ gasịrị (720h aka ekpe na aka nri).

Usoro iji dozie mmiri ozuzo na ịkwaga nke PVC plasticizer
1. Ịgbakwunye polyester plasticizer
Polyester plasticizer nwere ezi mmekọrịta na DOP na ndị ọzọ obere molekụla plasticizers. Mgbe enwere ihe ụfọdụ nke polyester plasticizer na PVC plasticizer, ọ nwere ike ịdọta ma dozie ndị ọzọ plasticizers ka ọ ghara ịgbasa n'elu nke PVC ngwaahịa, ka ibelata na igbochi Mbugharị na mmịpụta nke plasticizer.
2. Ịgbakwunye nanoparticles
Mgbakwunye nke nanoparticles nwere ike ibelata ọnụ ọgụgụ mfu nke mmegharị na PVC dị nro ma melite ọrụ ọrụ na ndụ ọrụ nke ihe PVC dị nro. Ikike nke dị iche iche nanoparticles iji gbochie njem nke plasticizer dị iche, na mmetụta nke nano SiO2 dị mma karịa nke nano CaCO3.

3. Jiri mmiri mmiri ion

Mmiri Ionic nwere ike ijikwa iko mgbanwe okpomọkụ nke polima na nnukwu okpomọkụ nso. Igwe ngbanwe nke ihe agbakwunyere na mmiri mmiri ionic dabara na nke ahụ mgbe ejiri DOP dị ka plasticizer. Mmiri mmiri Ionic bụ ezigbo ihe ngbanwe maka plasticizer n'ihi obere volatilite ya na oke okpomọkụ, obere leachability na ezigbo nkwụsi ike UV.
4. Mkpuchi mkpuchi mkpuchi na-efesa elu na-ekpuchi
oyi akwa nke ihe na-adịghị akwagharị n'elu polymer iji belata leaching na ịkwaga nke plasticizer. Ihe ọghọm nke usoro a bụ na ọ nwere ike ibelata mgbanwe nke ihe. Otú ọ dị, nnwale na-egosi na nkà na ụzụ mkpuchi a nwere ike igbochi nkwụsị nke plasticizer ma nwee atụmanya ngwa ngwa na mpaghara PVC ahụike.
5. Mmekọrịta dị n'elu na
mmiri nwere ihe na-eme ka ọ bụrụ ihe na-enyefe oge kwesịrị ekwesị, a na-eji sodium sulfide gbanwee elu plasticizer. N'okpuru ọrụ nke ìhè, elu nke ngwaahịa PVC na-emepụta usoro netwọk, nke nwere ike igbochi ịkwaga plasticizer nke ọma. PVC dị nro na-emeso usoro a dị nnọọ mma maka ngwa ngwa na ọgwụ na ihe ndị metụtara ya.
6. Mgbanwe ihu igwe
nwere ike ịchịkwa leaching nke plasticizer na ngwọta polymer site n'ịgbanwe àgwà nke elu polymer. N'ime ọtụtụ teknụzụ mgbanwe, grafting mmiri-soluble polymer n'elu bụ otu n'ime isi ntụziaka.
A na-atụ aro na a ga-eji usoro nke grafting PEG n'elu PVC dị nro na-eme ka hydrophilicity nke ihe dị n'elu ala dị elu, ka ọ ghara igbochi ntanye nke plasticizer.
Na mgbakwunye, iji ihe na-enyefe oge na thiosulfate anion iji dochie atom chlorine na PVC na sistemu mmiri mmiri nwekwara ike ịkwalite hydrophilicity elu ma gbochie ntanye na ịnyefe plasticizer na ihe mgbaze dị iche iche dị ka hexane.
Mkpebi:
Mwepụta na mbugharị nke plasticizer bụ otu n'ime nsogbu ndị dị mkpa na ntinye nke ngwaahịa PVC dị nro. Ọ bụrụ na enweghi ike idozi ya nke ọma, ọ bụghị naanị na ọ ga-emetụta ọrụ ọrụ na mmetụta nke ngwaahịa PVC dị nro, ma na-ewetakwa ụfọdụ nsogbu na gburugburu ebe obibi mmadụ na ahụike mmadụ. Ya mere, nsogbu a adọtalakwu anya.
Qingdao Sainuo Chemical Co., Ltd. Njikọ Anyị bụ ndị na-emeputa maka Pee waks, eyi waks, OPE waks, EVA wax, PEMA, EBS, Zinc / Calcium Stearate .... Ngwaahịa anyị agafeela ule REACH, ROHS, PAHS, FDA. Biko nwee obi ike wax, nabata ajụjụ gị! Weebụsaịtị:https://www.sanowax.com
E-mail ： sales@qdsainuo.com
               sales1@qdsainuo.com
Adress: Room 2702,Block B, Suning Building, Jingkou Road, Licang District, Qingdao, Chinac