https://padlet.com/ema_carev/gk8bqn3s2ndz en-us 2020-02-10 17:45:34 UTC 2024-10-26 06:16:14 UTC hello@padlet.com ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443200816 2020-02-10 17:50:03 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443200816 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443242335  Parfem je mješavina mirisnih tvari (eteričnih ulja) i otapala (alkohola).   ]]> 2020-02-10 18:41:49 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443242335 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443243150 Mirisni spojevi koji čine parfem mogu biti proizvedeni sintetski ili se mogu izolirati iz biljnih i životinjskih izvora.]]> 2020-02-10 18:42:50 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443243150 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443243576 Važni sastojci parfema su eterična ulja, a njima miris daju TERPENI. ]]> 2020-02-10 18:43:19 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/443243576 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445956767 -zove se i industrijski alkohol
-jedan od glavnih sastojka svih parfema 
-to je etilni alkohol koji se upotrebljava u tehničke svrhe]]> 2020-02-15 17:48:15 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445956767 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445957920 2020-02-15 17:57:47 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445957920 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958028 To je izbacivanje mirisnih tvari pomoću fizičkog pritiska (npr. istiskanje komada narančine kore).]]> 2020-02-15 17:58:37 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958028 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958043 Tri načina: suhom destilacijom, destilacijom vodenom parom i hidrodifuzijom.]]> 2020-02-15 17:58:43 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958043 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958062 2020-02-15 17:58:52 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445958062 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445959810 Mirisi koji su sintetski dobiveni jeftiniji su od prirodnih i izdržljiviji su (komponente prirodnih ulja ne mogu preživjeti u proizvodima kao što su izbjeljivači, detergenti za pranje rublja ili sapuni). ]]> 2020-02-15 18:12:28 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/445959810 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446078139 U industriji parfema najviše se koriste aldehidi od C₈ do H_{14 .}    ]]> 2020-02-16 13:45:42 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446078139 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446078337 Većina prirodnih mirisa sadrži aldehide i ketone koji im daju karakterističan miris.]]> 2020-02-16 13:47:47 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446078337 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446079505 -to su molekule mirisa
-same po sebi nemaju miris, ali njihov položaj u molekuli izaziva specifične podražaje u osjetnim stanicama olfaktorne regije ]]> 2020-02-16 13:58:16 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446079505 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446079615 -hidrofilne
-lipofilne
-hlapljive
-najmanja količina mirisa koja se može osjetiti  je OLFACT, a izražava se u g/L]]> 2020-02-16 13:59:15 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446079615 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446080439 Osmoforne skupine su: alkoholne, ketonske, aldehidske, laktonske i amidne.]]> 2020-02-16 14:07:04 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446080439 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446080647 Na miris utječe položaj osmofornih skupina na aromatskom prstenu. 
Za mirisne tvari karakteristični su orto- i para- položaj.]]> 2020-02-16 14:09:11 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446080647 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446081044 -parfemi (15-30%)
-parfemske vode (8-15%)
-toaletne vode (5-10%)
-kolonjske vode (2-5%)
-čvrsti mirisi (5-10%)]]> 2020-02-16 14:13:12 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446081044 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446081569 -tvari koje se vežu s mirisima i smanjuju napetost para pa tako usporavaju njihovo hlapljenje]]> 2020-02-16 14:18:00 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446081569 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446083222 -geraniol-nerol
-linalool
-citronelol
-citronelal 
-citral ]]> 2020-02-16 14:32:00 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446083222 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446085685 Duljina trajanja mirisa ovisi o koncentraciji.]]> 2020-02-16 14:48:13 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446085685 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446086480 RIFM (Research Institute for Fragrance Materials) i IFRA (International Fragrance Association) provode istraživanja kojima provjeravaju oralnu, dermalnu toksičnost, iritaciju kože i preosjetljivost.]]> 2020-02-16 14:53:50 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446086480 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446086887 Dokazano je da su sintetički materijali sigurniji od prirodnih zato što se proizvode s posebnim standardima kvalitete.]]> 2020-02-16 14:56:43 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/446086887 ema_carev https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/447458858 denaturirani alkohol, voda, butilfenil metilpropional (lilial), avobenzon, oktil metoksicinamat, oktil salicilat, tetrasodium EDTA, linalol, hidroksicitronelal, geraniol, citronelol, isoeugenol, limonen, citral]]> 2020-02-19 15:22:54 UTC https://padlet.com/ema_carev/gk8bqn3s2ndz/wish/447458858