
ʻO nā mea hoʻopaʻa wela (PVC) a me nā polymers ʻē aʻe i loaʻa ka chlorine. ʻO ka mea hoʻopaʻa methyl tin he polymer kiʻekiʻe amorphous. Ma muli o ke ʻano kūikawā o PVC, e palaho mau ia i ka mahana hana, e ʻeleʻele ai ke kala, e hōʻemi ana i nā waiwai kino a me nā mechanical, a nalowale hoʻi ka waiwai hoʻohana. Hoʻomohala ʻia a hana ʻia nā mea hoʻopaʻa wela e hoʻoponopono i kēia pilikia. Wahi a nā ʻano kemika like ʻole, ua māhele nui ʻia nā mea hoʻopaʻa wela i nā paʻakai alakaʻi, nā kopa metala, ka tin organik, ka honua laha ʻole, ka antimony organik a me nā mea hoʻopaʻa kōkua organik. Loaʻa i nā ʻano huahana like ʻole kā lākou mau ʻano hana ponoʻī a kūpono no nā kahua like ʻole. I nā makahiki i hala iho nei, ua ulu wikiwiki ka ʻoihana PVC, kahi i alakaʻi ai i ka ulu wikiwiki ʻana o ka ʻoihana hoʻopaʻa wela. Ma kekahi ʻaoʻao, ke lilo nei ke kumumanaʻo o nā mea hoʻopaʻa wela i mea kūpono loa, kahi e hāʻawi ai i nā kūlana no ka loaʻa ʻana o nā huahana PVC kūpono; ma ka ʻaoʻao ʻē aʻe, ke hoʻomohala mau ʻia nei nā huahana hou kūpono no nā kahua like ʻole, ʻoi aku hoʻi ma muli o ka ʻawaʻawa o nā paʻakai alakaʻi a me nā metala kaumaha. ʻO ke kumu, ʻo ia ka koho mua ʻana o nā ʻoihana hana PVC i nā mea hoʻopaʻa wela ʻaʻohe ʻawaʻawa.
I ka hana ʻana o nā ʻoihana hana PVC, me ka hoʻohui ʻana i ke koi ʻana i nā mea hoʻopaʻa wela e hoʻokō i ke kūpaʻa wela, pono pinepine lākou e loaʻa ka hiki ke hana maikaʻi, ke kūpaʻa i ka wā, ke kala mua, ke kūpaʻa māmā, a me nā koi koʻikoʻi no ko lākou ʻala a me ka viscosity. I ka manawa like, nui nā ʻano huahana PVC, me nā pepa, nā paipu, nā profiles, nā hoʻoheheʻe puhi, nā hoʻoheheʻe injection, nā huahana foam, nā resins paste, a pēlā aku. ʻO ka hapa nui o nā ʻano hana o nā ʻoihana e hana ana i nā huahana PVC e pono e hoʻomohala ʻia e nā ʻoihana ponoʻī. No laila, he mea nui loa ke koho ʻana i nā mea hoʻopaʻa wela i ka wā o ka hana ʻana i ka PVC. ʻO nā mea hoʻopaʻa wela Organotin nā mea hoʻopaʻa wela i ʻike ʻia a hiki i kēia manawa.
| Ka nui o ka tin(%) | 19±0.5 |
| Ka nui o ka sulfur(%) | 12±0.5 |
| Chromatic(Pt-Co) | ≤50 |
| ke kaumaha kikoʻī (25 ℃, g/cm³) | 1.16-1.19 |
| ʻIkepili refractive (25 ℃), mPa.5) | 1.507-1.511 |
| mānoanoa | 20-80 |
| ʻIke Alpha | 19.0-29.0 |
| ʻO ka nui o ka Trimethyla | <0.2 |
| palapala | Wai ʻaila moakaka ʻole kala |
| ʻIke leʻaleʻa | <3 |
Nā huahana palakiko, laholio, nā kiʻiʻoniʻoni palakiko, nā mea polymer, nā mea kemika, nā uhi uila a me nā mea hoʻopili, ka paʻi ʻana a me ka hoʻoluʻu ʻana i ka lole, ka hana pepa, nā ʻīnika, nā mea hoʻomaʻemaʻe;
1, kūpaʻa wela maikaʻi;
2, maikaʻi loa ke kala ʻana;
3. Hoʻohālikelike maikaʻi;
4. ʻAʻole hiki ke lapalapa.