UV Absorber UV-1988 CAS NO.: 7443-25-6
Tshuaj npe: dimethyl (p-methoxy benzylidene) malonate
CAS Nr.:7443-25-6
Qauv:
Technical qhov ntsuas:
| Yam khoom | STANDARD (BP2015/USP32/GB1886.199-2016) |
| Qhov tshwm sim | Dawb hmoov |
| Purity | ≥99% |
| Melting Point | 55-58 ℃ |
| Tshauv Ntsiab Lus | ≤0.1% |
| Cov ntsiab lus tsis haum | ≤0.5% |
| Kev xa tawm | 450nm ua≥98%, 500 nm≥99% |
| TGA (10%) | 221 ℃ |
Daim ntawv thov:UV1988 raug pom zoo siv rau hauv PVC, polyesters, PC, polyamides, styrene plastics thiab EVA copolymer. Nws kuj tuaj yeem siv rau hauv cov kuab tshuaj uas muaj cov coatings thiab cov txheej txheem dav dav. Tsis tas li ntawd, nws tau pom zoo tshwj xeeb rau UV kho tshuab thiab cov txheej txheem meej.
Cov txiaj ntsig kev ua haujlwm:UV1988 yog tus yam ntxwv los ntawm:
- Cov xim tsawg kawg nkaus
- Zoo heev lub teeb stability
- Superb compatibility nrog polymers thiab lwm yam additives
Packing thiab Cia:
Pob: 25KG / BARREL
Cia: ruaj khov hauv cov cuab yeej, khaws qhov cua thiab deb ntawm dej thiab kub siab