δ-Valerolactone yog ib qho tseem ceeb tshuaj zoo nruab nrab, dav siv nyob rau hauv cov synthesis ntawm biodegradable polyurethanes, polyvalerolactone polyols, thiab biopharmaceutical cov ntaub ntawv. δ-Valerolactone tsis tsuas yog ua rau nws tus kheej-polymerization ntawm qhov kub thiab txias kom tsim tau cov biodegradable polycyclovalerolactone, tab sis kuj tau txais lub nplhaib- qhib polymerization nrog lwm cov esters los yog cov tebchaw. Nws muaj ntau yam kev siv hauv kev tiv thaiv ib puag ncig, tshuaj, fluorochemicals, thiab biodegradable biomaterials, nrog cov txiaj ntsig tseem ceeb ntawm kev lag luam thiab kev sib raug zoo.
Raws li "2021-2025 δ-Valerolactone Industry In-depth Market Research thiab Investment Strategy Recommendation Report" tso tawm los ntawm Xin Shijie Industry Research Center, tsuas yog ib tug puv tes ntawm cov tuam txhab hauv Tebchaws Meskas, Lub Tebchaws Yelemees, thiab Nyij Pooj tam sim no muaj cov khoom lag luam loj hlob rau δ{{10}. Hauv Suav teb, tsuas yog Puyang Maiqi Co., Ltd. muaj ib qho 1,000 t / ib kab ntau lawm, uas poob qis ntawm kev ua lag luam hauv tsev. kuv lub teb chaws qhov kev thov kev lag luam feem ntau yog nyob ntawm kev xa khoom, thiab kev tswj hwm txawv teb chaws ntawm δ-valerolactone raw cov ntaub ntawv thiab tus nqi tau txwv txoj kev loj hlob thiab kev siv cov khoom qis hauv Suav teb. Yog li ntawd, domestic δ-valerolactone kev lag luam tau ntsib kev loj hlob qeeb hauv xyoo tas los no. δ-Valerolactone yog ib qho zoo heev organic synthetic intermediate nrog ntau yam kev siv, suav nrog cov synthesis ntawm optically active tshuaj, biopharmaceutical cov ntaub ntawv, polyesters, thiab polylactides. δ-Valerolactone tau nkag mus rau lub nplhaib{18}} qhib polymerization, tsis yog ntawm nws tus kheej los tsim siab -molecular- hnyav polyesters, tab sis kuj nrog lwm cov esters los tsim polylactides. Polylactides synthesized siv δ-valerolactone thiab lwm yam raw cov ntaub ntawv uas muaj biodegradability zoo heev thiab yog siv nyob rau hauv kev kho mob qhov txhab mob, exhibiting muaj zog adhesion thiab yooj yim nqus.
Tam sim no, ntau txoj hauv kev rau kev sib txuas ntawm δ-valerolactone tau tshaj tawm hauv Suav teb, feem ntau tseem nyob rau theem kev tshawb fawb hauv chav kuaj. Cov txheej txheem uas muaj peev xwm rau kev tsim khoom lag luam feem ntau yog cov txheej txheem cyclopentanone oxidation thiab catalytic oxidation ntawm 1,5-pentanediol. Ntau txoj hauv kev los ua ke δ-valerolactone los ntawm lwm cov ntaub ntawv raw tau tshaj tawm, xws li 1,5-glutaraldehyde txoj kev, tetrahydrofuran txoj kev, 2-butenoic acid methyl ester txoj kev, 1,5-pentanediol txoj kev, thiab 8-hydroxyvaleric acid txoj kev. Txawm li cas los xij, kev tsim cov δ-valerolactone los ntawm cov khoom siv raw no feem ntau yuav tsum muaj cov tshuaj tiv thaiv hnyav, xav tau qhov kub thiab txias, los yog cuam tshuam nrog ntau cov tshuaj tiv thaiv, ua rau tsis muaj yields thiab ua rau muaj kev lag luam nyuaj.
Cov kws tshuaj ntsuam xyuas kev lag luam ntawm Xin Shijie qhia tias δ-valerolactone, uas yog ib qho tseem ceeb ntawm cov organic nruab nrab, tuav cov ntawv thov dav hauv cov teb xws li tshuaj, tshuaj tua kab, tshuaj pleev ib ce, thiab cov khoom siv biodegradable. Tam sim no, feem ntau cov khoom siv nyob rau hauv kuv lub teb chaws yog imported. Kev txwv cov khoom siv raw tsis tsuas yog ua rau cov khoom lag luam siab, tab sis kuj txwv nws cov ntawv thov kev lag luam thiab kev tsim kho. Kev vam khom siab ntawm kev xa khoom rau δ-valerolactone kuj qhia tau tias muaj peev xwm loj heev ntawm kev lag luam hauv tsev, qhia txog kev cog lus yav tom ntej rau δ-valerolactone kev lag luam.
