Methyl cellulose ether

1. Akụkụ:

(1). Njide mmiri: Ebe ọ bụ naMethyl cellulose etherngwaahịa nwere ike ịmịkọrọ mmiri buru ibu, ọ nwere ike ijigide mmiri na ngwa ngwa na gypsum.

(2). Njide ọdịdị: ngwọta mmiri ya nwere ihe pụrụ iche viscoelastic, nke nwere ike ịnọgide na-enwe ọdịdị nke ngwaahịa seramiiki.

(3). Mmanya: MC nwere ike belata ọnụ ọgụgụ esemokwu ma melite arụmọrụ mmanu mmanu nke ngwaahịa seramiiki na ihe.

(4). Nkwụsi ike uru PH: acid ma ọ bụ alkali adịghị emetụta viscosity nke ngwọta mmiri. Ngwọta mmiri ya na-anọgide na-akwụsi ike karịa oke pH, n'ozuzu n'etiti 3.0 na 11.0.

(5). Ihe ndị na-emepụta ihe nkiri: MC nwere ike ịmepụta ihe nkiri siri ike, na-agbanwe agbanwe na nke na-egbuke egbuke na ezigbo mmanụ na-eguzogide.

2.Molecular usoro:

N: ogo nke polymerization; R: -H, -CH3 ma ọ bụ CH2CHOHCH3

3.Anụ ahụ na Chemical Njirimara

Usoro mgbaze:

Buru ụzọ kpoo mmiri ahụ ruo 80-90 Celsius, jiri nwayọọ nwayọọ tinye MC n'okpuru mkpali na-aga n'ihu, chere ka okpomọkụ daa, wee dị jụụ iji mepụta ngwọta mmiri mmiri. Ma ọ bụ tinye otu ụzọ n'ụzọ atọ na ụzọ abụọ n'ụzọ atọ nke mmiri achọrọ na mbụ, kpoo ọkụ ruo 80-90 ° C, jiri nwayọọ nwayọọ tinye MC n'okpuru mkpali mgbe niile, mgbe mgbasawanye, gbakwunye mmiri oyi fọdụrụ, wee dị jụụ.