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Home > GuideTrends  >  ?????? ?????????? ????????  > ????? ??? ????????  > Terephthalic acid

Terephthalic acid

  • 6259CNY/TON ?? ???????: 2026-05-30
  • ???? ????? (DoD): 0
    ????? ????? (3 ????):6621 CNY/TON
    ????? ????? (??? ?????):High
    ?????? ??????
???????? ???????? ???????

??????? ????? Terephthalic acid ?? ?????

Select Spec:

???? ??????? ????? Terephthalic acid

Reg Spec 2026/05/28 2026/05/29 2026/05/30 ChangeUnit Comparison
East China
  • East China First-Class 6345 6259 6259 0/0 CNY/TON
  • Shandong National Standard First-Class 4800 4800 4800 0/0 CNY/TON

????? ??? Terephthalic acid

PTA: ?????????? ??? ????? ??????? – ????????? ?????? ???????

?????. ????????? ?????????? ?????
(?) ??????? ???????
- ????? ?????? ??????: ?? 28 ????? 2026? ????? ????? ????? ??????? ?? PTA ??? 6,626.00 ???? ???? ???? ??????? ?????? ????? 52.00 ???? ???? (+0.79%)? ?????? ????? PTA2605 ??? 6,742.00 ???? ????/??? ??? ?? ??? ?????? ?????? ??? 6,730.00 ???? ????/??? ?????? ????? PTA2606 ??? 6,756.00 ???? ????/??? ??? ?? ??? ?????? ?????? ??? 6,758.00 ???? ????/??? ?????? ????? PTA2607 ??? 6,764.00 ???? ????/??? ??? ?? ??? ?????? ?????? ??? 6,752.00 ???? ????/??? ?????? ????? PTA2609 ??? 6,600.00 ???? ????/??? ??? ?? ??? ?????? ?????? ??? 6,596.00 ???? ????/??. ??? 24 ?????? ????? ????? ????? ??????? ?? PTA ??? 6,772.00 ???? ????/??? ???? ???? ????? ?? ??? 6,838.00 ???? ????/??? ????? ????? ?? ??? 6,762.00 ???? ????/??? ?????? ??? 6,688.00 ???? ????/?? — ?? ???????? ?? ??? ????????? ??? ???????? ?? ?????? ?????? ?????? 6,826.00 ???? ????/??.
- ??????? ???????: ??? ???? ????? ?????? ?? PTA 6,591.03 ???? ????/?? ?? 24 ?????? ??????? ????? 0.16% ?? 6,601.53 ???? ????/?? ?? 1 ?????? ?6,571.86 ???? ????/?? ?? 23 ????? (?0.45%)? ?6,533.93 ???? ????/?? ?? 22 ????? (?1.02%)? ?6,497.66 ???? ????/?? ?? 21 ????? (?1.57%)? ?6,508.14 ???? ????/?? ?? 20 ????? (?1.41%)? ?6,597.47 ???? ????/?? ?? 17 ????? (?0.06%)? ?6,548.16 ???? ????/?? ?? 16 ????? (?0.81%)? ?6,531.30 ???? ????/?? ?? 15 ????? (?1.06%)? ?6,392.90 ???? ????/?? ?? 14 ????? (?3.16%)? ?6,336.30 ???? ????/?? ?? 13 ????? (?4.02%)? ?6,365.86 ???? ????/?? ?? 10 ????? (?3.57%)? ?6,524.97 ???? ????/?? ?? 9 ????? (?1.16%)? ?6,504.47 ???? ????/?? ?? 8 ????? (?1.47%)? ?6,932.90 ???? ????/?? ?? 7 ????? (+5.02%)? ?6,771.43 ???? ????/?? ?? 6 ????? (+2.57%).

(?) ???? ????? ??????
- ?????: ?? ???? 2026? ???? ?????? ????? ?? ???? PTA 2,900 ?? ????? ?????? ????? 2,600 ?? (?? +946.16%) ??? ???? ????. ??? ???? ????? ?????? ???????? ???? ?????? ?? ????? ??? ???? 2026 ??? 3,740 ?? — ?? ???????? ???? 4,000 ?? (?51.44%) ??? ???? ????. ??? ?????? ???????? ???? ???? ???? ?? ????? ????? PTA ??????? ????? ???? ????? ?? ??? ??? ?????? ???? ?? ?????.
- ?????: ?? ???? ???? ????????? ??????? ?????? ???? ???? ????. ???????? ????? ??? 2025? ??? ?????? ???? ??????? ??????? ?? ????????? 75 ????? ??? ???? ????????? ?????? ???? ???? ?? 70%. ???? ????? ?? ?? ??? ????????? ??????? ???? ??? ???????? ?? ???? ????????? ????????? ??? ????? ?????? ?????? ????????? ??????? ????? ???????? ???????? ??????? ??????? ("??????") ???????? ???????? — ?? ????? ????? ??????? ???? ??? ?????? ??? ???? PTA. ??? ???? ?? ???? ???????? ?? ???????? ??????? ?????? ?????? ?? ????? ????? 2026.

(?) ????????? ??????? ?? ????? ????????
- ????? ?????: ???????? ?????? ??????? ?????? ????? PTA? ??? ?????? ????? ????? ????? ???? ??????? ??? ?????? ????? PTA. ??????? ????? ????? ????? ???? ?????? ????? PTA? ?? ???? ????? ??? ?????? ??????? — ?????? ????.
- ??????-????? (PX): ???? ??????-????? ?????? ??????? ???????? ?????? PTA? ????? ???????? ???? ????? ????? ?? PTA. ????????? ?? ??? PX ?? ?????? ?????? ???? ????? ?????? ??????? ??? ?????? ?????? PTA? ??? ???? ??? PX ????? ??????? ?????? ??? ????? ??????? ??????? ?? ????? PTA.

(?) ???????? ???????? ????? ????? ???????
- ???????? ????????: ????? ????? ????? ???????? ??"?????? ????????? ??????? ????????" ("??????? ???????") ????? ????? ???? ????? ????? PTA. ????? ????? ????? ?????? "??????? ???? ?????????? ????????? ?? ???? ??????????????"? ????? ???? ??? ??????? ?? ??? 2025? ?? ????? ??????? ?????? ??? ?????? ??????. ????? ??? ????????? ???? ???? ????? ??????? ????? ????? ????? ?????? 95%? ??? ??? ???? ?????? ?????? ???????? ??????? ????????? (VOCs) ???????? ??? ?????? ?????? ??????? ?????????.
- ?????? ??????? ?????: ?? 24 ?????? ???? ????? ????? ???????? ?????? ?????? ????? ?????? ?? ????? ?????? ??????? ??????? ??????? ????? PTA ??????. ??? 25 ?????? ???? ??????? ??? ???? ???????? ?? ???????? ??????? ??? ?????? ???? ????? ?? ??? ?????? ?? ??????? ????? PTA ??? ????? ??????. ??? 22 ?????? ???? ????????? ??????????? ?? ????? ????? ?????? ??? ????? ?????? ????????? ????? PTA ?????? ??? ????? ??????.

??????. ??????? ????????
(?) ????? ?????? ???????
- ??????? ???????: ???? ?????? ????? ????? ????? ?PX ??????? ?????? ??? ?????? ????? PTA. ??? ???? ??? ??????? ????? ????? ????? ?PX ?????? ??? ????? ??????? ?? ????? ??????? ?? PTA? ???????? ????? ??? ???? ???????.
- ?????????? ????? ??????: ???? ??????? ?????? ?? ???????? ???? ??? ???? ??? ??? ????? ???? ????? ??? ??????? ???????? ??? ???? ??? ???????? ?????? ?? ?????? ???????? ???? ?????? ?? ????? ??? ???? ???? ??? ???? ?? ????? ??? ????? ???????. ??? ????? ????? ???? ??? ???? ???????? ?? ???????? ??????? ????? ???????? — ?? ???? ???? ?????????? ????? ?????? ?????? ??????? ??????? ???????.
- ?????? ??????? ????? ?????????: ???? ?????? ?????????? ???? ???????? ?? ????? ?????? ????????? ?? ???????? ???????? ???????? ?????? ?????? ??? ????? ?????? ???????? ??? ?????? ????? ?????? ??????. ???? ???? ??????? ???? ??? ????????? ???????? ??? ????? ????? ?????????? ???? ???????? ??????? ?????? ?????? ?????? ?? PTA ??? ????? ??????.

(?) ????????? ???????? ?? ?????
- ????? ????? ????? ????? ????? ???? ????? ?????? ?????: ?????? ???? ??????? ?? ???????? ???? ??? ???? ??? ??? ???? ?????? ??? ???????? ?????? ?? ?????? ???????? ???? ?????? ?? ????? ??? ???? ???? ??? ???? ?????? ????? ?? ????? ??? ????? ???????.
- ??? ???????? ????? ??? ?????: ?????? ???? ??? ???? ????? ??? ????????? ????? ???? ?????? ?? ???????? ??????? ?? ???????? ???? — ?? ???? ??? ?????? ???? ?? ????? ???????? ???????.

??????. ????????
(?) ?????? ??????? ???????
- ????? ?????: ?? ???? ????? ?????? ?????? ?? PTA ??? ???? ????? ?? ??? ?????? ?? ????? ??????? ??????? ??????? ??????? ?????? ??????? ????? ????????. ??? ???? ??? ??? ????? ?? ???????? ??????? ??????? ???? ?????? ?? ?????? ?? ??????? — ?? ??? ??????? ??????? ??? ?????? ?????? ??????? ???????.
- ?????? ?????: ????? ???????? ?????? ?? ?????? ???????? ???? ?????? ?? ????? ??? ????? ?? ???? ????? ??????? ??? ????? ???????. ???? ????? ????? ?? ???????? ??????? ????? ??? ????? PTA ?????? ????? ????????. ??? ??? ????? ????? ?? ?????? ??? ????? ????? ??????? ?? ??????? ???????? ????? ????.

(?) ?????? ????? ????? ??????
- ?????: ??? ??????? ?? ???? ????? ?? ??????? ???????? ?? ?????? ?????? ??????? ????????. ??? ???? ???? ???? ????? "??????? ???????"? ?? ?????? ?????? ????? ????? ??????? ???????? ?? ?? ?????? ?? ????? ????? ???????? ?????.
- ?????: ??? ?????? ?? ????? ??????? ???????? ????? ?????? ??? ????????? ????????? ??????? ????????? ???????? ??????? ??????? ("??????") ???????? ???????? — ?? ???? ????? ???????? ?? ??? PTA. ??? ??? ????????? ????? ??? ?????? ?????? ???? ??????? ??? ???????? ???????.

??? Terephthalic acid



Terephthalic acid (TPA) is a high-tonnage chemical, widely used in the production of synthetic materials, notably polyester fibers (poly-(ethylene terephthalate)).
Terephthalic acid is poorly soluble in water and alcohols, consequently up until around 1970 most crude terephthalic acid was converted to the dimethyl ester for purification. It sublimates when heated.

??? ?????? ?? ????? ???????? ??? ?????

N,N-Dimethylformamide Potassium hydroxide powdered activated carbon Formic acid Propylene glycol Xylene ethyl acetate ??????? ???????? 2,2′-????? ????????? Phenol Dichloromethane ???????????-???? tert-Butyl methyl ether ????? ??????? Acetic acid cylindrical activated carbon styrene Isopropyl alcohol Epichlorohydrin Benzene

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