UV-622 .

Nnuru din: butanedioic acid, polymer a ɛwɔ 4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol .

Nsɛm a wɔahyehyɛ: H[C .₁₅H₂₅O₄N]noch .₃

Nhyehyɛeɛ:

Cas no.: 70198-29-7.

Molecular Weight: >2500

Sɛnea ɛte: powder fitaa anaasɛ granules a ɛyɛ kɔkɔɔ a ɛyɛ hann .

Nneɛma a ɛyɛ hyew: 50-70 .^anoɔdenC

Ash: Ɛnkɔ soro anaasɛ ɛne 0.1% yɛ pɛ .

Nneɛma a ɛyera wɔ drying so: nea ennu anaasɛ ɛne 0.5% yɛ pɛ .

Transmittance: 425 nm a ɛboro anaa ɛne 95% 500 nm yɛ pɛ anaasɛ ɛne 97% yɛ pɛ .

Mfaso ne dwumadie:

polymerized HALS a molecule mu duru a ɛkɔ soro, low volatility, low degradation, hardly extractable (a ɛnam nsuo so) anaasɛ bleachable (bygas), ne ɔhyew pa a ɛyɛ den, adwuma yiye ne AO ​​ne uVA;a wɔde di dwuma kɛse wɔ PP, PS, ABS, PU, ​​PU, ​​Pom, TPE ne nea ɛkeka ho.

Boadeɛ:25kg nnaka anaa drums .

Tags a ɛyɛ hyew .: UV-622, China, wɔn a wɔde nneɛma ma, wɔn a wɔyɛ, adwumayɛbea, tɔ, bo, asɛm a wɔafa aka, wɔayɛ wɔ China