PVC Stabilizervanokudzwa vanoshandiswa kuvandudza kugadzikana kwePolyvinyl chloride (PVC) uye vaCopolymers. Kune PVC mapurasitiki, kana tembiricha yekugadzirisa ichidarika 160 Kana zvisiri kudzvanywa, iyi madhiri ekuzvidzora ichave yakawedzera kukudzwa, ichipesvedzera kukura uye kushandiswa kwePVC mapurasitiki.
Zvidzidzo zvakawanikwa kuti kana PVC mapurasitiki ane zvidiki zvekutungamira munyu, phenol, kusvibiswa, kusagadzikana kwaro hakuzokonzeresi kunogona kuderedzwa kusvika kune imwe nhanho. Izvi zvidzidzo zvinosimudzira kugadzwa uye kuenderera mberi kwekukura kwePVC stabilizers.
Zviitiko zvePVC zvinozivikanwa zvinosanganisira organotin stalabizers, simbi munyu sthabilizer, uye inorganic munyu vanokurudzira. Organotin stabilizer inoshandiswa zvakanyanya mukugadzirwa kwePVC zvigadzirwa nekuda kwekujeka kwavo, kudzikisira kwemamiriro ekunze, uye kuenderana. Metal Salt Stabilizer anowanzo shandisa calcium, zinc, kana barium mapengo, iyo inogona kupa zvirinani kugadzikana. Inorganic Stabilizer yakadai sekutungamira kwetambo sulfate, Dibhasic anotungamira Phosphite, etc. ine nguva yakareba-inonakidza uye yakanaka yemagetsi magetsi. Paunosarudza yakakodzera PVC stabilizer, iwe unofanirwa kufunga nezve mamiriro ekunyorera ePVC zvigadzirwa uye izvo zvinodikanwa kuomesa zvinhu. Silabilizer akasiyana anozadzisa kuita kwePVC zvigadzirwa mumuviri uye nemakemikari, saka zvakagadzirirwa uye kuongororwa zvinodiwa kuti uve nechokwadi chekukodzera kweStabilizer. Nhungamidzo yeruzivo uye kuenzanisa kwesimba dzakasiyana siyana PVC shamisika ndezvekutevera:
Organotin stabilizer:Organotin stabilizer ndiyo inonyanya kushanda stabilizers yePVC zvigadzirwa. Mishonga yavo ndiyo nzira dzekuita dze organiesotin oxides kana orgarin chlorides ine acids yakakodzera kana esters.
Organotin stabilizer yakakamurwa kuita sarufa-ine uye sarufa-isina. Sulfa-ine Stabilizers 'Kugadzikana kwakakosha, asi kune matambudziko mukuravira uye kuyambuka-tsaita zvakafanana nedzimwe sarufa makomendi. Isiri-sarufa organotin stibilizers inowanzoenderana neye maleic acid kana hafu yemurume acid acid esters. Ivo vanoda methyl tin stabilizers havana kunyatsoita kupisa kupisa stabilizer nekugadzikana kuri nani.
Organotin stabilizers inonyanya kuiswa pakudya kwekudya uye imwe yakajeka PVC zvigadzirwa senge pachena hoses.
Tungamira Stabilizer:Chaizvoizvo Tungamira Stabilizers vanosanganisira iyo inotevera makomputa: Dibasic inotungamira Stearate, hydrate trabasic lead sulfate, Dibasic inotungamira phthalate, uye Dibhasic lead phosphate.
Sezvo kupisa kupisa, kutungamira makomputa hazvikuvadze zvinhu zvakanakisa zvemagetsi, kusimuka kwemvura, uye kunze kwemamiriro ekunze kupokana nePVC zvigadzirwa. Nekudaro,Tungamira Stabilizervane zvakaipa zvakadai se:
- Kuve nechuru;
- kuyambuka-kusvibiswa, kunyanya nesarufa;
- Gadzira mutsara wekutungamira, iyo ichaumba maruva pane zvigadzirwa zvapera;
- inorema ratio, zvichikonzera kusagutsikana uremu / vhoriyamu ratio.
- Mutungamire Stabilizer vanowanzoita zvigadzirwa zvePVC Opaque nekukurumidza uye discolor nekukurumidza mushure mekushatisa kupisa.
Pasinei nezvakashata izvi, tungamira masimba achiratidziriswa zvakanyanya. Kune magetsi ekusimbisa, tungamira stabilizers anodiwa. Kubatsirwa kubva pamabasa awo, akawanda anochinja uye akaomarara PVC anoonekwa senge tambo dzekunze, opaque PVC mabhodhi akaoma, mapaipi akaoma, mapepa akaomeswa, uye majekisi.
Simbi Salt Stabilizer: Yakasanganiswa yesimbi salt stabilizersvanounganidza mishonga yakasiyana-siyana, kazhinji yakagadzirwa zvinoenderana neye chaiyo pvc application uye vashandisi. Rudzi urwu rwe stabilizer rwakashanduka kubva pakuwedzera kweBarium Succinate uye Cadmium Sipo, ine maAnticidan, anokanda, anovhenekera, anovhenekera, vhiza Nekuda kweizvozvo, pane zvakawanda zvinhu zvinogona kukanganisa mhedzisiro yeiyo yekupedzisira stabilizer.
Metal Stabilizer, akadai saBarium, Calcium, uye Magnesium haidzivirire ruvara rwekutanga rwePVC zvigadzirwa asi zvinogona kupa kwenguva refu kupisa kupesana. PVC Midziyo Yakasarudzika nenzira iyi inotanga yero / orenji, saka zvishoma nezvishoma inoshanduka kuita brown, uye pakupedzisira kusviba mushure mekupisa nguva dzose.
Cadmium neZinc Stabilizers vakatanga kushandiswa nekuti ivo vanoonekera uye vanogona kuchengetedza ruvara rwepakutanga rwePVC zvigadzirwa. Iyo yakareba-refu-inonakidza yakapihwa neCadmium neZinc Stabilizer yakawedzera zvakanyanya pane iyo yakapihwa neBaramu, iyo inowanzo degonzo zvachose neyakaderera kana pasina chiratidzo.
Pamusoro pechinhu chechinhu chesimbi chiyero, mhedzisiro yevhu Stabilizer zvine hukama nemunyu, iyo Lubricity, kufamba-famba, kugadzikana kwePigment yePVC. Pazasi pane akati wandei akasiyana masishini akasanganiswa:
Simbi Salt Stabilizer inoshandiswa zvakanyanya mune zvinyoro-nyoro PVC zvigadzirwa uye pachena zvakapfava zvigadzirwa zvePVC senge chikafu chekudya, zviremba zvekurapa, uye kurongedza mishonga yemishonga.
Kutumira Nguva: Oct-11-2023