Shanghai Huayingtong E-commerce Co., Ltd. is one of the leading Pure Terephthalic Acid (PTA) suppliers in China and a professional Pure Terephthalic Acid (PTA) manufacturer. Welcome to purchasePure Terephthalic Acid (PTA) from our factory.pls contact tom :service@skychemwin.com
Orukọ ọja:Terephthalic acid
Ọna kika molikula:C8H6O4
CAS Bẹẹkọ:100-21-0
Ilana molikula ọja:
Terephthalic acid ko ni itusilẹ ninu omi ati awọn ọti-lile, nitoribẹẹ titi di iwọn 1970 pupọ julọ terephthalic acid robi ti yipada si dimethyl ester fun isọdọmọ. O sublimates nigbati kikan.
funfun lulú
Terephthalic acid (TPA) jẹ kemikali tonnage giga, ti a lo pupọ ni iṣelọpọ awọn ohun elo sintetiki, paapaa awọn okun polyester (poly- (ethylene terephthalate)).
Terephthalic acid jẹ benzenepolycarboxylic acid pẹlu awọn ohun-ini egboogi-ẹjẹ-ẹjẹ ti o pọju.
1,4-benzenedicarboxylic acid jẹ lilo fun iṣelọpọ poly (ethylene terephthalate). Paapaa iṣelọpọ ti plasticizer dictyl phthalate (DOTP) ati awọn aṣoju ṣiṣu polyester. 1,4-benzenedicarboxylic acid ati awọn ọti-lile polyhydric ni ifasilẹ ifasilẹ pẹlu iethylene glycol, triethylene glycol, glycerol, propylene glycol, butylene glycol, ati bẹbẹ lọ igbaradi ti polyester plasticizer.
Chemwin le pese ọpọlọpọ awọn hydrocarbons olopobobo ati awọn olomi kemikali fun awọn alabara ile-iṣẹ.Ṣaaju iyẹn, jọwọ ka alaye ipilẹ wọnyi nipa ṣiṣe iṣowo pẹlu wa:
1. Aabo
Aabo ni pataki wa. Ni afikun si fifun awọn alabara alaye nipa ailewu ati lilo ore-ayika ti awọn ọja wa, a tun pinnu lati rii daju pe awọn eewu aabo ti awọn oṣiṣẹ ati awọn alagbaṣe dinku si oye ati o kere ju ti o ṣeeṣe. Nitorinaa, a nilo alabara lati rii daju pe gbigbejade ti o yẹ ati awọn iṣedede ailewu ibi ipamọ ti pade ṣaaju ifijiṣẹ wa (jọwọ tọka si ohun elo HSSE ni awọn ofin gbogbogbo ati awọn ipo tita ni isalẹ). Awọn amoye HSSE wa le pese itọnisọna lori awọn iṣedede wọnyi.
2. Ifijiṣẹ ọna
Awọn alabara le paṣẹ ati fi awọn ọja ranṣẹ lati ọdọ chemwin, tabi wọn le gba awọn ọja lati ile-iṣẹ iṣelọpọ wa. Awọn ọna gbigbe ti o wa pẹlu ọkọ nla, ọkọ oju irin tabi irinna multimodal (awọn ipo lọtọ lo).
Ni ọran ti awọn ibeere alabara, a le pato awọn ibeere ti awọn ọkọ oju omi tabi awọn ọkọ oju omi ati lo awọn iṣedede ailewu / atunyẹwo pataki ati awọn ibeere.
3. Opoiye ibere ti o kere julọ
Ti o ba ra awọn ọja lati oju opo wẹẹbu wa, iwọn ibere ti o kere julọ jẹ awọn toonu 30.
4.Isanwo
Ọna isanwo boṣewa jẹ iyokuro taara laarin awọn ọjọ 30 lati risiti naa.
5. Ifijiṣẹ iwe
Awọn iwe aṣẹ wọnyi ti pese pẹlu ifijiṣẹ kọọkan:
· Bill of Lading, CMR Waybill tabi awọn miiran ti o yẹ irinna iwe
Iwe-ẹri Onínọmbà tabi Ibamu (ti o ba nilo)
· Awọn iwe ti o jọmọ HSSE ni ila pẹlu awọn ilana
Awọn iwe aṣẹ kọsitọmu ni ila pẹlu awọn ilana (ti o ba nilo)