1,2-Propylene Glycol CAS NO.57-55-6
Nkọwa ngwaahịa
- 1,2 Propylene glycol dị n'etiti bactericide difenoconazole na ihe dị mkpa maka polyester na-adịghị mma, resin epoxy, na polyurethane resin. Ọnụ ego dị n'akụkụ a bụ ihe dịka 45% nke ngụkọta oriri nke 1,2 propylene glycol. A na-eji poly Ester a na-enweghị ihe ọ bụla eme ihe n'ọtụtụ ebe na mkpuchi elu yana plastik siri ike. 1,2 Propylene glycol nwere ezigbo viscosity na hygroscopicity, na ọ bụghị egbu egbu, n'ihi ya, a na-ejikarị ya dị ka mmiri na-amịkọrọ mmiri, antifreeze, mmanu na ihe mgbaze na nri, ọgwụ na ụlọ ọrụ ịchọ mma. N'ụlọ ọrụ nri, a na-ejikarị ya eme emulsifier nri; N'otu oge ahụ ọ bụ ihe mgbaze magburu onwe ya maka seasonings na pigmenti.
- Usoro mmịpụta nke 1,2 propylene glycol bụ nke teknụzụ teknụzụ nke nkewa kemịkalụ. Usoro utilizes e ji mara na ịnweta acid salts dị mfe crystallize, mgbe organic acid salts na propylene glycol gbaa ụka efere adịghị mfe crystallize. A na-agbakwunye oke acid inorganic kwesịrị ekwesị na broth propylene glycol gbaa ụka iji jiri acid organic dochie nnu acid nke dị na broth gbaa ụka. A na-emepụta nnu acid mineral kwekọrọ; A na-etinye broth ịgba ụka ahụ, nke mere na nnu acid ịnweta acid na-egbuke egbuke, ma kewapụ ya na broth gbaa ụka; na ndọpụ gbaa ụka efere na-aghọ propylene glycol, succinic acid, lactic acid, acetic acid, glycerol na 2,3-butane Ngwakọta mmanya, agụụ distillation nke ngwakọta iji nweta ngwaahịa nke ọ bụla akụrụngwa. N'ime ụlọ ọrụ ọgwụ, a na-ejikarị propylene glycol dị ka ihe mgbaze, nro na ihe dị ụtọ maka imepụta mmanụ na mmanụ dị iche iche. N'ihi na ọ dị mma ndakọrịta dị iche iche ngwa nri, ọ na-ejikwa dị ka ihe mgbaze na softener maka ntecha.Propylene glycol na-ejikwa dị ka ụtaba moisturizer, antifungal ihe, nri nhazi ngwá lubricating mmanụ na nri marking ink mgbaze. Ihe ngwọta mmiri nke propylene glycol bụ ọgwụ mgbochi dị irè.
Isi nyocha
| Ihe | Nkọwapụta |
| Ọdịdị | Kpochapụ mmiri mmiri |
| MPG Assay,wt.% | Min. 99.8 |
| Sp. Gr (25/25 ℃) | 1.035-1.037 |
| Agba, APHA | Oke.10 |
| Mmiri, ppm | Oke.700 |
| Ígwè, ppm | Oke.0.1 |
| Chlorides, wt, ppm | Oke.1.0 |
| Sulfate, wt, ppm | Oke.10 |
| Ọla dị arọ, ppm | Oke.5 |
Ngwa
- Dị ka ihe mgbaze, ọ nwere ike igbari ihe mgbakwunye nri nke na-adịghị edozi na mmiri dị ka ihe nchekwa, pigmenti, antioxidants, wdg, wee gbakwunye nri; o nwere hygroscopicity siri ike, ma nwee moisturizing na mgbochi kefriza mmetụta na nri.
- Dị ka onye na-ebu ọgwụ na onye na-ahụ maka ọgwụ granular. Enwere ike iji ya dị ka humectant, softener, mgbaze, wdg.
- Na ụlọ ọrụ ụtaba, enwere ike iji ya dị ka ekpomeekpo ụtaba, mmiri ara ehi ụtaba, ihe nchekwa, wdg.
- N'ụlọ ọrụ nri, a na-eji ya dị ka ihe mgbaze maka ekpomeekpo, ụcha nri, ihe nro na-edozi nri, na ihe na-egbochi nri.
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