kraal kirjutas: ↑26 Okt, 2022 7:22
Kilo Tango kirjutas: ↑25 Okt, 2022 22:23
See on üks paras müüt. Midagi väga erilist seal põlevkivi sees ei ole. See, mis on, tekib põlevkiviõli tootmise jääkproduktina. Pmst saadakse sealt plastitööstuste jaoks mingeid lisaaineid. Muidugi on utteproduktides igast mulekule, aga enamasti on tegemist keemilise prügiga.
Täitsa vale väide.
Täitsa õige väide oli. Sellisel väitluse tasemel ei ole muidugi suuremat mõtet. Näita, siis mis selles põlevkivis nii
erilist on, mida metaanist toota ei saa. Enamasti (mitte alati) on orgaanilisi aineid mõistlikum toota metaanist, etaanist, propaanist, butaanist või naftast. Väidan endiselt, et maailmas ei ole olemas mitte ühtegi keemiatööstuse toodet, mida saaks toota ainult põlevkivist või, mille tootmine põlevkivist oleks oluliselt rentaablim, kui millestki muust tootmine.
Dr. Sci-l on õigus, et tänapäeval saab toota peaaegu kõigest kõike. Küsimus on hinnas. Just selle pärast toodetaksegi keemiatooteid põlevkivi utmise jääkidest. Näiteks siin artiklis (
https://www.sirp.ee/s1-artiklid/c21-tea ... pigistama/) nimetatud karboksüülhapped - nende tootmiseks on vähemalt 10 eri meetodit. Kui mitte rohkem. Lisan veel rahva rõõmuks ühe juhuslikult VKG lehelt valitud kemikaali (2-methylresorcinol) tootjate nimekirja:
Oakwood Products
PubChem SID: 152222780
Purchasable Chemical: 208710
Hangzhou APIChem Technology
PubChem SID: 92710627
Purchasable Chemical: AC-11239 (URL not provided...)
Key Organics/BIONET
PubChem SID: 187559921
Purchasable Chemical: EG-0038
Aaron Chemicals LLC
PubChem SID: 406857379
Purchasable Chemical: AR003IFK
3WAY PHARM INC
PubChem SID: 438545411
Purchasable Chemical: SWOT-74157
A2B Chem
PubChem SID: 444108049
Purchasable Chemical: AB62756
Yuhao Chemical
PubChem SID: 438467857
Purchasable Chemical: LT6596
Achemo Scientific Limited
PubChem SID: 254754413
Purchasable Chemical: AC-15365
Apexmol
PubChem SID: 441111371
Purchasable Chemical: AMY19648
Sigma-Aldrich
PubChem SID: 24858264
Purchasable Chemical: 302589_ALDRICH
Matrix Scientific
PubChem SID: 406715319
Purchasable Chemical: 139724
AstaTech, Inc.
PubChem SID: 458764370
Purchasable Chemical: D70597
BLD Pharm
PubChem SID: 377352744
Purchasable Chemical: BD21739
BydoneChem
PubChem SID: 461594146
Purchasable Chemical: 11843 (URL not provided...)
MolCore BioPharmatech
PubChem SID: 446149337
Purchasable Chemical: DY20744
AA BLOCKS
PubChem SID: 374176522
Purchasable Chemical: AA003HNS
Ambeed
PubChem SID: 376269671
Purchasable Chemical: A876608
Life Chemicals
PubChem SID: 315341099
Purchasable Chemical: F0001-1592
LabNetwork, a WuXi AppTec Company
PubChem SID: 346693094
Purchasable Chemical: LN00193248
Norris Pharm
PubChem SID: 383227530
Purchasable Chemical: NSTH-D25415 (URL not provided...)
Yick-Vic Chemicals & Pharmaceuticals (HK) Ltd.
PubChem SID: 441084294
Purchasable Chemical: SPI-0762FB (URL not provided...)
TCI (Tokyo Chemical Industry)
PubChem SID: 87572484
Purchasable Chemical: M0425
Thermo Fisher Scientific
PubChem SID: 459205164
Purchasable Chemical: GID_900000000289198
LEAPCHEM
PubChem SID: 439952133
Purchasable Chemical: LP037813 (URL not provided...)
Aceschem Inc
PubChem SID: 402408866
Purchasable Chemical: ACS011695
OtavaChemicals
PubChem SID: 441630318
Purchasable Chemical: 2826226
eNovation Chemicals
PubChem SID: 405081966
Purchasable Chemical: D604977
labseeker
PubChem SID: 318167198
Purchasable Chemical: SC-25869
ZINC
PubChem SID: 255591676
Purchasable Chemical: ZINC154621
Finetech Industry Limited
PubChem SID: 164798233
Purchasable Chemical: FT-0613080
Hairui Chemical
PubChem SID: 375675170
Purchasable Chemical: HR15385
MolPort
PubChem SID: 91692667
Purchasable Chemical: MolPort-003-929-618
Parchem
PubChem SID: 316965500
Purchasable Chemical: 25662
Achemtek
PubChem SID: 381363879
Purchasable Chemical: 0104-009942
LGC Standards
PubChem SID: 387021579
Purchasable Chemical: DRE-C12634900
001Chemical
PubChem SID: 375783199
Purchasable Chemical: DY20744
Pi Chemicals
PubChem SID: 322072324
Purchasable Chemical: PI-13269
3B Scientific (Wuhan) Corp
PubChem SID: 375139427
Purchasable Chemical: 3B3-004447
Debye Scientific Co., Ltd
PubChem SID: 202825257
Purchasable Chemical: DB-053715
Changzhou Highassay Chemical Co., Ltd
PubChem SID: 313079572
Purchasable Chemical: my_sub316 (URL not provided...)
Innovapharm
PubChem SID: 381166926
Purchasable Chemical: STT-00399315 (URL not provided...)
Biosynth
PubChem SID: 49748102
Purchasable Chemical: M-4340
Sinfoo Biotech
PubChem SID: 404797478
Purchasable Chemical: S018948
abcr GmbH
PubChem SID: 316396931
Purchasable Chemical: AB118032
Chem-Space.com Database
PubChem SID: 434429201
Purchasable Chemical: CSSB00000181312
AbaChemScene
PubChem SID: 341100306
Purchasable Chemical: CS-W013532
Acadechem
PubChem SID: 321916234
Purchasable Chemical: ACDS-034605
CymitQuimica
PubChem SID: 470664459
Purchasable Chemical: CQ_608-25-3
ACT Chemical
PubChem SID: 165238386
Purchasable Chemical: ACT07472
VladaChem
PubChem SID: 381021302
Purchasable Chemical: VL276609-100G
Phion Ltd
PubChem SID: 315442266
Purchasable Chemical: 89837811
Amadis Chemical
PubChem SID: 131320722
Purchasable Chemical: A832909
VWR, Part of Avantor
PubChem SID: 384255606
Purchasable Chemical: 101182-846
AKos Consulting & Solutions
PubChem SID: 104669926
Purchasable Chemical: AKOS000121503
BenchChem
PubChem SID: 446395948
Purchasable Chemical: B147228
Chemenu Inc.
PubChem SID: 354290641
Purchasable Chemical: CM117175
Alichem
PubChem SID: 377771763
Purchasable Chemical: 014002846
Lan Pharmatech
PubChem SID: 433814415
Purchasable Chemical: LAN-B19764 (URL not provided...)
Smolecule
PubChem SID: 438807801
Purchasable Chemical: S575390
Moldb
PubChem SID: 464928390
Purchasable Chemical: M104523
Aromalake Chemical
PubChem SID: 173128719
Purchasable Chemical: LS10121
BOC Sciences
PubChem SID: 254781064
Purchasable Chemical: 608-25-3
AHH Chemical co.,ltd
PubChem SID: 252366295
Purchasable Chemical: MT-09936
THE BioTek
PubChem SID: 439446055
Purchasable Chemical: bt-302360
ChemFish Tokyo co.,ltd
PubChem SID: 441658081
Purchasable Chemical: 11843
Vitas-M Laboratory
PubChem SID: 374890878
Purchasable Chemical: STL183298
Win-Win Chemical
PubChem SID: 438503613
Purchasable Chemical: 12194 (URL not provided...)
J&H Chemical Co.,ltd
PubChem SID: 469429444
Purchasable Chemical: JH710691
MuseChem
PubChem SID: 355096982
Purchasable Chemical: R070728
Starshine Chemical
PubChem SID: 464735068
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Angene Chemical
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Purchasable Chemical: AGN-PC-0JKA95