N'etiti mbara igwe kpakpando mara mma nke ihe ndị e ji kemịkalụ mee, m-phenyldimethylamine, nke nwere ihe pụrụ iche na nke pụrụ iche, aghọwo ihe dị mkpa dị mkpa n'ọtụtụ ụlọ ọrụ, na-eduga n'otu mgbanwe ụlọ ọrụ na ihe ọhụrụ na-esote nke ọzọ.
M-phenyldimethylamine bụ mmiri mmiri na-enweghị agba n'ime ụlọ, nke nwere oke molekul nke 136.194, njupụta nke 1.1±0.1 g/cm³, ebe esi mmiri nke 247.0±0.0 °C (760 mmHg), na ebe ịgbaze nke 14°C. N'ime usoro molekul ya, otu amine aliphatic primary na benzene ring jikọtara nke ọma, na-enye ya usoro ihe pụrụ iche.
"Super Engine" n'ọhịa nke ọgwụgwọ epoxy
Dịka ihe na-eme ka resin epoxy gwọọ, m-phenyldimethylamine bụ onye ndu n'ime ụlọ ọrụ a. N'ihi na o nwere otu amine aliphatic primary, ọ nwere ike ime ka ọ gwọọ ngwa ngwa n'ọnọdụ okpomọkụ ụlọ, na-ebelata usoro mmepụta nke ukwuu ma na-eme ka arụmọrụ mmepụta dịkwuo mma. Ngwaahịa a gwọrọ abụghị naanị na ọ nwere ezigbo iguzogide okpomọkụ ma nwee ike ịnọgide na-eguzosi ike na gburugburu okpomọkụ dị elu, nke ka mma karịa polyamine aliphatic nkịtị; Ọ nwekwara iguzogide kemịkalụ pụrụ iche. Ma ọ bụ ihe mgbaze organic dị ka toluene ma ọ bụ ihe mgbasa ozi corrosion dị ka 10% wt sulfuric acid, ọ na-esiri ike imebi ya. Njirimara a enyerela ya aka ịcha nke ọma n'ọhịa nke ihe mgbaze batrị na ihe mgbaze post. Site na uru nke obere viscosity, mfe mmiri na ntinye dị mma, ọ na-eme ka a hụ na ihe mgbaze ahụ nwere ike mechie nke ọma, na-eguzogide mbibi nke gas acid na mmiri acid, yana iguzogide mmetụta ike mpụga, si otú a na-echebe ọrụ nchekwa na nkwụsi ike nke batrị. Ka ọ dị ugbu a, n'iji ihe mkpuchi mgbochi-corrosion eme ihe maka ndozi àkwà mmiri, mkpuchi ọkpọkọ, akpa ụgbọ mmiri, ala, wdg., m-phenylenediamine, yana epoxy resin, nwere ike igosi nrapado dị mma ọbụlagodi na gburugburu ebe mmiri dị, na-eguzogide ọnọdụ siri ike ma na-agbatị ndụ ọrụ nke ụlọ ọrụ ahụ.
"Mgbakwunye Ihe Ọhụrụ" maka ụlọ ọrụ dị iche iche
N'imepụta resin na mkpuchi polyurethane, m-phenyldimethylamine na-eje ozi dị ka ihe dị mkpa ma na-esonye na owuwu nke ihe owuwu molekul dị elu. Ọ nwere ike ime ka mgbanwe dịkwuo mma, iguzogide iyi na iguzogide mmetụta nke ihe polyurethane, na-enye mkpuchi nwere iguzogide ihu igwe dị elu na ihe na-egbuke egbuke. A na-ejikarị ya eme ihe n'ịchọ mma elu na nchekwa na ngwá ụlọ, ụgbọala, owuwu na ubi ndị ọzọ. N'ọhịa nke ihe mgbakwunye roba, mgbakwunye ya nwere ike ime ka usoro vulcanization nke roba ka mma, mee ka ike, mgbanwe na iguzogide ịka nká nke ngwaahịa roba ka mma, ma melite mma nke ngwaahịa roba nke ọma site na taya ruo na akara roba. Na mgbakwunye, m-phenyldimethylamine bụkwa monomer dị mkpa maka njikọta nke ihe naịlọn arụmọrụ dị elu dị ka polyadipylm-phenyldimethylamine (MXD6). MXD6, nke nwere nhazi pụrụ iche nke m-phenyldimethylamine nyere, nwere ihe mgbochi dị elu (ike ikuku oxygen bụ naanị 1/10 nke PA6), ike dị elu na nkwụsi ike (ike nrụgide ruo 280MPa, modulus flexural ruo 24GPa), ezigbo iguzogide okpomọkụ (okpomọkụ mgbanwe okpomọkụ ruo 73.8℃, 1.8MPa), na obere ọnụego nnabata mmiri. O gosipụtala nnukwu ikike ojiji n'ọhịa ndị dị elu dịka ihe dị mfe maka robot, ihe mejupụtara maka ụgbọ ala ike ọhụrụ, na nkwakọ nri dị elu, ọ ghọwokwa isi ihe na-akwalite nkwalite ụlọ ọrụ mmepụta ihe. Ọ bụghị naanị nke ahụ, n'ọtụtụ ụlọ ọrụ dịka plastik fotosensitive, pesticides, ihe ndị na-emecha eriri, ihe mgbochi nchara, ihe ndị na-eme ka chelating rụọ ọrụ, mmanụ, na nhazi akwụkwọ, m-phenyldimethylamine, yana ihe pụrụ iche ya, na-enye ike na-aga n'ihu maka imepụta ngwaahịa na imeziwanye arụmọrụ.
Site na isi mmalite mmepụta ruo na ojiji ikpeazụ, m-phenyldimethylamine na-agbasosi ike na njikwa mma. Usoro mmepụta ahụ na-eji teknụzụ dị elu, malite na ngwakọta nke m-xylene na p-xylene, wee na-eme mmeghachi omume oxidation na ikuku na ammonia iji mepụta m-xylene na p-phenyldimethylnitrile. Mgbe nke ahụ gasịrị, ọ na-agafe usoro ndị ziri ezi dịka ịsa mmiri, ịkpọ nkụ, na hydrogenation catalytic, na-emesịa nweta ngwaahịa dị ọcha. A na-anwale ngwaahịa ọ bụla nke ọma iji hụ na ọ dị ọcha nke ≥ 99.0%, yana ihe ngosi niile kwụsiri ike ma bụrụ nke a pụrụ ịtụkwasị obi, na-enye ndị ahịa nhọrọ na-emesi obi ike. A na-etinye ngwaahịa ahụ n'ime drum plastik kilogram 200 maka njem na nchekwa dị mma. Ekwesịrị ịchekwa ya n'ebe dị jụụ ma nwee ikuku nke ọma, na-agbaso iwu nchekwa na njem maka ihe ndị na-ere ọkụ na ndị na-egbu egbu iji hụ na ngwaahịa ahụ anaghị emetụta ịdị mma ya.
M-phenyldimethylamine, ya na arụmọrụ ya dị egwu dịka ntọala na ọtụtụ ojiji dị iche iche dịka nku, na-enyere ụlọ ọrụ dị iche iche aka ịgafe nsogbu teknụzụ wee malite njem ọhụrụ nke mmepe dị elu na mmepe ọhụrụ. Jikọọ aka na m-phenyldimethylamine ma nabata ọdịnihu na-enweghị njedebe nke ụlọ ọrụ kemịkalụ ọnụ!
Oge ozi: Juun-30-2025
