Ịgbasa ngwa ngwa ngwa ngwa rubber asphalt mkpuchi mmiri bụ ihe mkpuchi mmiri. Ọ bụrụ na a naghị echekwa diaphragm ahụ nke ọma mgbe ịgbasachara ya, mmiri ahụ agaghị apụta kpamkpam, nnukwu ikuku ikuku ga-apụta ngwa ngwa n'oge a na-eme achịcha dị elu, na-eme ka ihe nkiri ahụ na-adịghị agwụ agwụ, na mmiri na-adịghị mma, mgbochi corrosion, na iguzogide ihu igwe. . N'ihi na ọnọdụ gburugburu ebe obibi na-arụ ọrụ na ebe a na-ewu ihe na-abụkarị ihe a na-apụghị ịchịkwa, ọ dị mkpa iji melite nguzogide okpomọkụ dị elu nke ihe mkpuchi mmiri na-ekpuchi roba asphalt ngwa ngwa site n'echiche nke nhazi.
A na-ahọrọ ether cellulose na-agbaze mmiri iji melite nguzogide okpomọkụ dị elu nke ihe mkpuchi mmiri asphalt roba na-edozi ngwa ngwa. N'otu oge ahụ, a na-amụ mmetụta nke ụdị na ọnụọgụ cellulose ether na ihe ndị na-emepụta ihe, ịrụ ọrụ ịgbasa, okpomọkụ na-eguzogide na nchekwa nke ịgbasa ngwa ngwa na-eme ka ihe mkpuchi mmiri na-ekpuchi rubber asphalt. mmetụta arụmọrụ.
Nkwadebe ihe atụ
Na-agbaze hydroxyethyl cellulose na 1/2 mmiri deionized, kpalie ruo mgbe ọ gbazere kpamkpam, wee tinye emulsifier na sodium hydroxide na mmiri 1/2 fọdụrụnụ ma kpalie nke ọma iji dozie ngwọta ncha, n'ikpeazụ, gwakọta ihe ngwọta abụọ ahụ bụ. agwakọta nke ọma iji nweta ngwọta mmiri nke hydroxyethyl cellulose, a na-achịkwa uru pH ya n'etiti 11 na 13.
Mix emulsified asphalt, neoprene latex, hydroxyethyl cellulose aqueous solution, defoamer, wdg dị ka ụfọdụ ruru iji nweta ihe A.
Kwadebe ụfọdụ ntinye nke Ca (NO3) 2 ngwọta mmiri dị ka ihe B.
Jiri ngwa ịgbanye ọkụ eletrik pụrụ iche iji fesa ihe A na ihe B na akwụkwọ ntọhapụ n'otu oge, ka enwere ike ịkpọtụrụ ihe abụọ ahụ wee tinye ngwa ngwa n'ime ihe nkiri n'oge usoro atomization cross.
Nsonazụ na mkparịta ụka
Hydroxyethyl cellulose na viscosity nke 10 000 mPa·s na 50 000 mPa·s ka ahọpụtara, na usoro nke mgbakwunye mgbakwunye ka a nakweere iji mụọ mmetụta nke viscosity na mgbakwunye ego nke hydroxyethyl cellulose na arụmọrụ spraying nke nhazi ngwa ngwa. rubber asphalt waterproof coatings, Film-akpụ Njirimara, okpomọkụ na-eguzogide, n'ibu Njirimara na nchekwa Njirimara. Iji zere mmebi nke nguzozi nke sistemu nke sitere na mgbakwunye nke hydroxyethyl cellulose solution, na-akpata demulsification, ihe emulsifier na onye na-achịkwa pH na-agbakwunye n'oge nkwadebe nke ngwọta hydroxyethyl cellulose.
Mmetụta nke Viscosity nke Hydroxyethyl Cellulose (HEC) na Ịfesa na Ihe Nkiri Na-emepụta Ihe nke mkpuchi mmiri.
Ka ukwuu viscosity nke hydroxyethyl cellulose (HEC), ukwuu mmetụta na spraying na film-akpụ Njirimara nke waterproof coatings. Mgbe ego mgbakwunye ya bụ 1 ‰, HEC na viscosity nke 50 000 mPa·s na-eme ka viscosity nke usoro mkpuchi mmiri na-ekpuchi mmiri Mgbe ọ na-abawanye ugboro 10, ịgbasa na-esiwanye ike, na diaphragm na-ebelata nke ukwuu, ebe HEC nwere viscosity. nke 10 000 mPa·s enwechaghị mmetụta n'ịfesa, na diaphragm na-agbada n'ụzọ nkịtị.
Mmetụta nke Hydroxyethyl Cellulose (HEC) na Nguzogide Okpomọkụ nke mkpuchi mkpuchi mmiri
The sprayed ngwa ngwa-seting roba asphalt mkpuchi mkpuchi na-efesa na aluminum mpempe akwụkwọ iji kwadebe okpomọkụ na-eguzogide ule sample, na a gwọrọ dị ka ọgwụgwọ ọnọdụ nke mmiri dabeere asphalt waterproof mkpuchi stelated na mba ọkọlọtọ GB / T 16777- 2008. Hydroxyethyl cellulose nke nwere viscosity nke 50 000 mPa·s nwere nnukwu ibu molekul. Na mgbakwunye na igbu oge ikuku mmiri, ọ nwekwara mmetụta na-ewusi ike, na-eme ka mmiri na-esi n'ime ime mkpuchi ahụ sie ike, n'ihi ya, ọ ga-emepụta nnukwu ọkpụkpụ. Ihe dị arọ nke hydroxyethyl cellulose na viscosity nke 10 000 mPa·s dị ntakịrị, nke na-enwe mmetụta dị nta na ike nke ihe onwunwe ma ghara imetụta mgbanwe nke mmiri, n'ihi ya, ọ dịghị ọgbọ afụ.
Mmetụta nke ego hydroxyethyl cellulose (HEC) agbakwunyere
A na-ahọrọ hydroxyethyl cellulose (HEC) na viscosity nke 10 000 mPa·s dị ka ihe nyocha, na mmetụta nke mgbakwunye dị iche iche nke HEC na-arụ ọrụ spraying na ikpo ọkụ nke mkpuchi mmiri na-enyocha. N'iburu n'uche arụmọrụ spraying, nguzogide okpomọkụ na ihe eji arụ ọrụ nke mkpuchi mkpuchi mmiri n'ụzọ zuru ezu, a na-ewere ya na mgbakwunye kacha mma nke hydroxyethyl cellulose bụ 1 ‰.
The neoprene latex na sprayed ngwa ngwa-seting roba asphalt mkpuchi mmiri na emulsified asphalt nwere nnukwu ọdịiche dị na polarity na njupụta, nke na-eduga na delamination nke ihe A n'ime obere oge n'oge nchekwa. Ya mere, n'oge a na-ewu ụlọ Ọ dị mkpa ka a kpalie ya nke ọma tupu a fesa ya, ma ọ bụghị ya, ọ ga-adị mfe ibute ihe mberede dị mma. Hydroxyethyl cellulose nwere ike dozie nsogbu delamination nke mkpuchi mkpuchi mmiri na-egbochi roba ngwa ngwa. Mgbe otu ọnwa nke nchekwa gachara, a ka nwere delamination. Viscosity nke usoro anaghị agbanwe nke ukwuu, na nkwụsi ike dị mma.
lekwasị anya
1) Mgbe hydroxyethyl cellulose na-agbakwunyere na sprayed ngwa ngwa-seting rubber asphalt waterproof, a na-eme ka nguzogide okpomọkụ nke mkpuchi mmiri na-eme ka ọ dịkwuo mma, na nsogbu nke nnukwu egosipụta n'elu mkpuchi na-eme ka ọ dịkwuo mma.
2) N'okpuru ebe a na-adịghị emetụta usoro ịgbasa, ihe nkiri na-emepụta ihe nkiri na ihe ndị na-emepụta ihe, a na-ekpebi hydroxyethyl cellulose na hydroxyethyl cellulose na viscosity nke 10 000 mPa·s, na mgbakwunye ego bụ 1 ‰.
3) Mgbakwunye nke hydroxyethyl cellulose na-eme ka nkwụsi ike nke nchekwa nke mkpuchi mkpuchi mkpuchi roba asphalt na-agba ọsọ ngwa ngwa, ọ dịghịkwa delamination na-eme mgbe nchekwa maka otu ọnwa.
Oge nzipu: Mee-29-2023