1. Gịnị bụ pH?
Uru pH bụ ihe atụ nke ike acid-base nke ngwọta. Ọ bụ ụzọ dị mfe iji gosi mkpokọta ion hydrogen (pH = -lg [H +]) na ngwọta. N'ozuzu, uru sitere na 1 ~ 14 na 7 bụ uru na-anọpụ iche. Acidity nke ngwọta siri ike karị, uru dị ntakịrị. The alkalinity nke ngwọta dị ike karị, uru dị ukwuu.
2.Ihe nchọpụta pH pụtara
N'elu akpụkpọ ahụ mmadụ adịghị ike acid na pH uru 5.5 ~ 6.0. Gburugburu acid nwere ike igbochi uto na mmeputakwa nke ụfọdụ nje bacteria na-akpata ma gbochie mwakpo nke nje bacteria dị n'èzí, na-echebe akpụkpọ ahụ pụọ na ọrịa. Ọ bụrụ na uru pH karịrị ọkọlọtọ, dị ka oke acid ma ọ bụ oke alkali, gburugburu acid na-adịghị ike nke akpụkpọ ahụ mmadụ ga-emebi, nke na-eduga n'ọkpụkpụ akpụkpọ ahụ ma ọ bụ nrịanrịa anụ ahụ.
3.Principle nke nchọpụta pH textile
Mgbetextilea na-amịpụta ya na mmiri distilled ma ọ bụ deionized, jiri pH mita nwere electrode iko iji tụọ uru pH nke ihe ọṅụṅụ na-emepụta ihe.
4.Ihe mere textile pH uru karịrị ọkọlọtọ
(1) Mmetụta nke agba agba n'oge mmepụta: A na-ejikarị eme ihe eji eme ihe, akwa akwa na sọlfọ na-arụ ọrụ n'okpuru ọnọdụ alkali. Ọ bụ ezie na a na-edozi elu ákwà ahụ nke ọma site na ịsacha mmiri, ọ ga-emetụta uru pH nke mmiri mmepụta.
(2) Mmetụta nke agba agba na usoro obibi akwụkwọ: Maka owu, ajị anụ, silk, polyester, nylon na acrylic, wdg, mgbe e mesịrị.ịhịa aka n'ahụ, ịcha akwa na ibipụta, enwere ihe ndị fọdụrụ na alkali na acid kemịkalụ na ihe inyeaka na akwa akwa, nke nwere ụkpụrụ pH dị iche iche. Mgbe a gwọchara ya site na ịsacha mmiri, ncha, neutralization acid na ihicha usoro, wdg, ma ọ bụrụ na ọnụ ọgụgụ nke kemịkal inyeaka dị ukwuu ma ọ bụ na-asa mmiri ezughị, pH uru nke textiles ga-akarị ọkọlọtọ, nke na-emetụta yi na iji arụmọrụ nke. textiles.
(3) Mmetụta nke akwa ákwà: Ọkpụrụkpụ nke ákwà ga-emetụta akwa akwa. Maka akwa akwa, ọ dị mfe ịsacha mgbe agbachachara na uru pH nke akwa akwa dị ala. Maka akwa akwa, ọ na-esi ike ịsacha mgbe agbachara ya na uru pH nke elu akwa dị elu.
(4) Mmetụta nke ndị ọrụ ụlọ nyocha na-arụ ọrụ njehie: dị iche iche akọrọ na iru mmiri nke anwale ákwà, dị iche iche mmịpụta okpomọkụ na dị iche iche oge mmịpụta, wdg ga-emetụta ihe n'ihi pH uru na ákwà elu.
5.Mmelite jikoro maka textiles na-erughị eru pH
(1) Acid-base neutralization: Ọ bụrụ na akụkụ acid, tinye alkali ka neutralize. Ọ bụrụ na akụkụ alkali, tinye acid ka neutralize. N'ozuzu, ọ bụ ịgbakwunye acetic ma ọ bụ citric acid na sodium carbonate.
(2) Imeziwanye iheagba agbana usoro imecha: Mee ka ịsacha mmiri sie ike, wdg.
(3) Họrọ akụrụngwa dị elu na ihe esijiji.
N'ogbe 10028 Neutralizing Acid Manufacturer and Supplier | Ihe ohuru (textile-chem.com)
Oge nzipu: Nov-09-2022