Cov lus qhia rau kev siv tetrachlorophthalic anhydride

Feb 07, 2026

Tso lus

Raws li cov nplaim hluav taws kub hnyiab, nws tuaj yeem siv rau hauv cov khoom siv tsis zoo polyesters, epoxy resins, thiab lwm yam ntaub ntawv polymer los txhim kho lawv cov nplaim hluav taws. Txawm hais tias nws cov nyhuv yog me ntsis qis dua rau tetrabromophthalic anhydride, nws cov nqi qis ua rau nws tsim nyog rau cov ntawv thov nrog cov nplaim hluav taws xob tsawg.

 

Nyob rau hauv cov synthesis ntawm phthalocyanine pigments thiab phthalocyanine dyes, nws koom nyob rau hauv condensation los yog cyclization tshwm sim raws li ib tug tseem ceeb nruab nrab ntawm kev npaj ntawm ntsuab pigments thiab fluorescent dyes. Kev ua haujlwm yuav tsum tau ua nyob rau hauv qhov chaw tsis muaj dej thiab tsis muaj zog kom tsis txhob muaj hydrolysis.

 

Hauv kev npaj cov tshuaj tua kab nruab nrab (xws li phthalocyanine), nws cuam tshuam nrog cov amines tshwj xeeb lossis thiols los tsim cov sulfur- lossis nitrogen- muaj cov qauv heterocyclic, siv rau hauv kev sib txuas ntawm fungicides.

 

Hauv kev tsim cov alkyd resins thiab hluav taws kub- cov xim retardant, nws tuaj yeem hloov cov phthalic anhydride los qhia cov qauv nruj thiab nplaim taws-cov khoom tsis zoo, haum rau siab - kub lossis huab cua sab nraum zoov- cov coatings resistant.

 

Raws li cov kua qaub anhydride reagent nyob rau hauv cov organic synthesis, nws muaj peev xwm hnov ​​​​mob nrog nucleophiles xws li cawv thiab amines los tsim esters los yog amides, feem ntau siv los tsim cov tshuaj zoo nrog chlorinated aromatic skeletons.

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