Phthalic Anhydride ni hi fe fɛɛ (PA): Tsumaa nibii ni he hiaa waa kɛha nibii ni tsuɔ nii jogbaŋŋ kɛ tsofai

Nitsumɔhei Wuji

1. Polyester Resins kɛ Tɛmoplastik: Nitsumɔhei Polymers lɛ Ashishijee
Akɛ Phthalic Anhydride tsuɔ nii titri yɛ ŋmɔtɔ ni bɛ ŋmɔtɔ (UPRs) lɛ feemɔ mli, ni ji nɔ ko ni he hiaa waa yɛ ŋmɔtɔ ni akɛ fiberglass woɔ mli hewalɛ (FRPs) mli:
FRP nitsumɔi:
Yɛ tsɔnei afeemɔ mli (tamɔ, Europa tsɔnei afeelɔi), akɛ UPRs ni jɛ PA mli lɛ tsuɔ nii kɛfeɔ gbɔmɔtso lɛ he tsɔnei ni tsiimɔ waaa, tsɔnei ni akɛwoɔ tsɔne lɛ shishi, ni ehaa tsɔne lɛ tsiimɔ baa shi ni ehaa tsɔne lɛ mli tsofa lɛ tsuɔ nii jogbaŋŋ.
Yɛ kɔɔyɔɔ mli hewalɛ mli lɛ, PA-based resins he hiaa waa kɛha kɔɔyɔɔ mli tsɔnei ni akɛtsuɔ nii yɛ ŋshɔ hiɛ lɛ atsɔnei lɛ afeemɔ, ni ehaa hewalɛ ni nɔ kwɔ kɛ shihilɛ ni sɛɛ tsɛɔ koni anyɛ adamɔ shi yɛ kɔɔyɔŋ tsakemɔi ni mli wa waa ni yɔɔ ŋshɔ hiɛ ŋmɔji amli lɛ anaa (tamɔ, Ŋshɔ Wuoyigbɛ nitsumɔi).
Tɛmoplastik nibii ni akɛfataa he:
Etsuɔ nii akɛ nɔ ni tsakeɔ nii yɛ polyvinyl chloride (PVC) feemɔ mli, ni ehaa sɛɛfimɔ kɛ nitsumɔ yaa hiɛ. Akɛ nɔkwɛmɔnɔ lɛ, yɛ Asia PVC paipii ahe nitsumɔhei lɛ, plasticizers ni akɛ PA tsuɔ nii yɛ mli lɛ haa paipii ni akɛtsuɔ nu kɛ muji nibii ahe nii lɛ nyɛɔ amɛshiɔ nibii ni baa mɔ nɔ lɛ jogbaŋŋ.

2. Pentii, Nibii ni Akɛwoɔ Mli, ​​kɛ Nibii ni Akɛkpɛtɛɔ He: Nitsumɔ kɛ Be ni Ehiɔ Shi
Alkyd tsofai:
PA ji nɔ titri ni yɔɔ alkyd resins mli, ni akɛtsuɔ nii yɛ tsumaa he mfonirifeemɔ mli (tamɔ, shĩa kponɔgbɛ mfonirifeemɔ yɛ North America) yɛ bɔ ni amɛnyɛɔ amɛshiɔ kɔɔyɔŋ tsakemɔi jogbaŋŋ kɛ bɔ ni amɛhiɛɔ sui amli jogbaŋŋ lɛ hewɔ. Alkyd-based coatings lɛ hu buɔ dade ni yɔɔ nitsumɔhei (tamɔ, blɔji, tsɔnei) lɛ ahe kɛjɛɔ ŋmeii ahe.
Epoxy nibii ni akɛhaa:
Yɛ nibii ni akɛwoɔ mli lɛ amli lɛ, PA nibii ni jɛɔ mli baa lɛ haa epoxy gbɛjianɔtoi lɛ akpɛtɛɔ he kɛ tsofai ni tsiɔ amɛhe naa lɛ yaa hiɛ, ni ehe hiaa waa kɛha shikpɔŋ nɔ nibii ni akɛwoɔ tsofafeemɔ he tsei kɛ niyenii afeemɔ hei lɛ.
Nibii ni akɛkpɛtɛɔ nii ahe:
Akɛ PA tsuɔ nii yɛ 热熔胶 (hot-melt adhesives) mli kɛha nibii ni akɛwoɔ mli kɛ woji ni akɛwoɔ mli lɛ, ni ehaa tsɔne lɛ mli nibii ni akɛwoɔ mli lɛ kɛ nibii ni akɛwoɔ mli lɛ mli hewalɛ yaa hiɛ, ni ehaa nitsumɔ ni anyɛɔ akɛ he fɔ̃ɔ nɔ yɛ nibii ni afeeɔ oya lɛ amli (tamɔ, Europa nibii ni akɛwoɔ mli lɛ nitsumɔhei).

3. Plasticizers kɛ Tsofai Krɛdɛɛi: Nibii ni Akɛtsuɔ Nii lɛ Amli Nibii ni Yaa Hiɛ
Ftalate nibii ni akɛwoɔ plastic mli:
PA ji nɔ ni tsɔɔ hiɛ ni akɛfeɔ diisononyl phthalate (DINP) kɛ diethyl phthalate (DEP), ni akɛtsuɔ nii babaoo yɛ PVC nibii tamɔ shwɛmɔ nibii, tsɔnei ni akɛwoɔ tsɔne mli, kɛ tsofafeemɔ nibii amli. Nɛkɛ plasticizers nɛɛ haa sɛɛfimɔ yaa hiɛ yɛ be mli ni ekwɛɔ EU REACH mlai lɛ anɔ kɛha tsofai fɔji ni baa shi (tamɔ, yɛ gbekɛbii anibii amli).
Tsofafeemɔ mli nibii:
Yɛ tsofafeemɔ mli lɛ, akɛ PA mli nibii ni jɛɔ mli baa lɛ tsuɔ nii yɛ tsofai tamɔ tsofai ni gbeɔ hela kɛ tsofai ni gbeɔ tsɛŋemɔ helai ahe nii lɛ afeemɔ mli. Akɛ nɔkwɛmɔnɔ lɛ, etsuɔ ​​gbɛfaŋnɔ ko he nii yɛ tsofai ni gbeɔ helai ni ji cephalosporin lɛ afeemɔ mli, ni ehe hiaa waa kɛha helai ni jɛɔ helai ni baa mɔ mli lɛ tsamɔ yɛ jeŋ fɛɛ lɛ mli.

4. Okwaafoi anitsumɔ kɛ tsɛŋemɔ helai ahe nitsumɔ: Tsabaai ni Hiɔ Shi Daa
Tsofai ni gbeɔ kooloi kɛ ŋmeii:
Akɛ tsofai ni damɔ PA nɔ lɛ tsuɔ nii kɛfeɔ nibii ni buɔ ŋmɔshi nibii ahe, tamɔ pyrethroids ni akɛfee nibii ni akɛbuɔ kooloi bibii ahe. Yɛ South America soybean ŋmɔji amli lɛ, nɛkɛ nibii nɛɛ yeɔ ebuaa ni ebuɔ ŋmɔshi nibii ahe kɛjɛɔ tsɛŋemɔ helai ni baa shikpɔŋ lɛ nɔ lɛ ahe, yɛ be mli ni ehaa shihilɛ ni yɔɔ jɛmɛ lɛ baa shi.
Polymers ni nyɛɔ efiteɔ:
Akɛ monomer ni yɔɔ plastics ni nyɛɔ efiteɔ lɛ mli lɛ, PA yeɔ ebuaa ni afee nibii ni akɛwoɔ nibii amli ni esaaa shihilɛ he (tamɔ, niyenii ni akɛwoɔ tsei amli) ni haa hiɛnɔkamɔ ni akɛhaa nibii ni akɛ mu tsuɔ nii yɛ mli lɛ nɔ lɛ baa shi.

5. Laboratory kɛ Nibii Amli Taomɔ He Nitsumɔi
Organik nibii ni akɛfee ekome:
PA ji nɔ ko ni akɛtsuɔ nii yɛ nikasemɔ kɛ nitsumɔhei amli kɛha nifeemɔi tamɔ Friedel-Crafts acylation, ni akɛtsuɔ nii kɛfeɔ ketones ni ŋɔɔ kɛ tsofai ni haa mɔ he jɔɔ lɛ. Ehaa anáa phthalimide, ni ji tsofa ko ni he hiaa waa yɛ tsofafeemɔ kɛ agrochemical niiamlitaomɔ mli lɛ hu.
Polima jeŋ nilee:
Akɛtsuɔ nii yɛ polymer labs mli koni akɛkase bɔ ni polyesters lɛ agbɛjianɔtoo kɛ nibii yɔɔ ha lɛ he nii, ni enɛ haa anyɛɔ afee nibii ni etee hiɛ waa kɛha kɔɔyɔŋ lɛlɛ kɛ tsɔnei ahe nibii (tamɔ, nibii ni akɛwoɔ satelaitii amli ni nyɛɔ hulutsoo be naa lɛ).

Nibii pɔtɛɛ

Wolo ni Kwɛɔ Nɔ ni Hi jogbaŋŋ lɛ Nɔ

Yɛ kukufoo mli lɛ

Nɔ ni hi kɛ nɔyeli
Hetsemɔ He Yibɔi:
Nitsumɔhe nine: ≥99.5% hetsemɔ, ni sa kɛha resin kɛ plasticizer feemɔ, ni kɛ ISO 9001 mlai lɛ kpãa gbee.
Tsofafeemɔ He Gbɛjianɔtoo: Ekɛ EP kɛ USP kpãa gbee kɛha nitsumɔ yɛ tsofai ateŋ nibii amli, ni dade ni tsii ni yɔɔ mli lɛ ≤10 ppm.
Shweshweeshwefeemɔ kɛ Nɔ ni Yaa Nɔ:
Afee yɛ ISO 14001-he odaseyeli nitsumɔhei ni akɛ o-xylene ni haa hulu tsoɔ waa lɛ tsuɔ nii, kɛ hulutsoo ni fiteɔ lɛ he gbɛjianɔtoi ni akɛbaa kɔɔyɔɔ fɔŋ ni ajieɔ lɛ shi lɛ nɔ.
Akɛwoɔ kotokui ni tsiimɔ ji 25 kg loo 1000 kg kotokui amli, ni aŋmala GHS oshara he kɔkɔbɔɔi awo nɔ koni akɛtsu nii jogbaŋŋ kɛ akɛya he kroko (IMDG/ADR mlai lɛ kpãa gbee).

Mɛni Hewɔ Wɔhalaa Wɔ Phthalic Anhydride lɛ?
Kɛji akɛ oofee yinɔ ni nyiɛ sɛɛ lɛ mli nibii ni akɛfee nibii sɔrɔtoi, oofee nibii ni akɛwoɔ mli ni tsuɔ nii jogbaŋŋ, loo oofee plastic ni sɛɛ tsɛɔ lɛ, wɔ PA lɛ haa nɔ ni yaa nɔ daa kɛ hetsemɔ. Kɛ jeŋ muu fɛɛ nibii ni akɛhaa lɛ he nitsumɔhei ni yɔɔ North America, Europe, kɛ Asia lɛ, wɔkwɛɔ koni akɛ nibii ni anyɛɔ akɛ he fɔ̃ɔ nɔ kɛ ŋaa gbɛ nɔ yelikɛbuamɔ aha nitsumɔi ni jeɔ shishi kɛjɛɔ nitsumɔhei wuji amli kɛyashiɔ niiamlitaomɔ nitsumɔi ni he hiaa waa anɔ.

Kɛtsɔ Premium Phthalic Anhydride nɔ—ni ji ŋmɛnɛŋmɛnɛ beaŋ tsofafeemɔ mli nibii ni haa mɔ he jɔɔ lɛ asɛɛ.