Te Huaora Tuatahi 1076
| ingoa hua | Te Huaora Tuatahi 1076 |
| Ingoa matū | β-(3, 5-di-tert-butyl-4-hydroxyphenyl) octadecyl propionate;3-(3, 5-di-tert-butyl-4-hydroxyphenyl) propionate n-octadecyl alcohol ester;3, 5-bis ( 1,1-dimethylethyl) -4-hydroxybenzenepropanoic acid octadecyl ester; |
| tau CAS | 2082-79-3 |
| tātai rāpoi ngota | C35H62O3 |
| Te taumaha ngota | 530.86 |
| nama EINECS | 218-216-0 |
| tātai hanganga | |
| Ngā kāwai e pā ana | Antioxidants;Nga taapiri kirihou;Pūmau marama;Taumahi tāpiritanga matū rawa mata; |
Ira whakarewa: 50-52°C (marama)
Ira kohua: 568.1±45.0°C (Te Matapae)
Kiato: 0.929± 0.06g /cm3 (Whakaahua)
Ira hiko: >230°F
Wairewa: Ka whakarewahia ki te chloroform, te ethyl acetate (he iti), te methanol (he iti).
Te whakarea waikawa (pKa) : 12.33±0.40 (Whakaahua)
Āhuatanga: Ma ki te ma ano he paura totoka.
Wairewa: Ka whakarewahia i roto i te ketones, te hauwai kakara, te ester hydrocarbons, te hauwai maota me te waipiro, kare e rewa ki te wai.
Pūmautanga: Stable.Ka mura, ka pahū pea ki te ranunga puehu/hau.He hotokore ki nga waikura kaha, waikawa me nga turanga.
RangitakiP: 13.930(est)
| Whakatakotoranga | Waeine | Paerewa |
| Te ahua | paura tioata ma | |
| Ihirangi | % | ≥98.00 |
| Maramatanga | marama | |
| Mahinga karekau | % | ≤0.20 |
| ihirangi pungarehu | % | ≤0.10 |
| Te rewa | ℃ | 50.00-55.00 |
| Whakawhiti marama | ||
| 425nm | % | ≥97.00 |
| 500nm | % | ≥98.00 |
1.Hei polymerization organic o te antioxidant matua.
2. Ko te tukanga tukatuka polymer he antioxidant pai, ko te nuinga e whakamahia ana hei whakaiti i nga huringa pokey me te hanganga o te ra.
3. Whakaratohia te pumau o te waiariki mo te wa roa, i roto i te rokiroki me te whakamahi i te hua whakamutunga hei whakarato i te whakamarumaru mo te wa roa o nga taonga o te taonga.
4. He pai te mahi tahi me etahi atu antioxidants tahi.
5.I roto i nga hua o waho ka taea te whakamahi me te benzotriazole ultraviolet absorber me te aukati amine marama stabilizer.
Ka whakamahia nuitia i roto i te polyethylene, polypropylene, polyformaldehyde, ABS resin, polystyrene, polyvinyl chloride alcohol, engineering plastics, synthetic fibers, elastomers, adhesives, waxes, rapa waihanga me te hinu hinu.
Te nui o te taapiri: 0.05-1%, ka whakatauhia te moni taapiri motuhake kia rite ki te whakamatautau tono a nga kaihoko.
Kikī i roto i 20Kg/25Kg peeke kātene ranei.
Whakaorangia i roto i te tikanga tika i roto i te waahi maroke me te hau pai i raro i te 25°C kia kore ai e pa ki nga puna ahi.E rua tau te ora o te papa.
