Vai tr\u00f2 trong c\u00f4ng th\u1ee9c<\/strong><\/td>\n| C\u00f3 th\u1ec3 thay th\u1ebf m\u1ed9t ph\u1ea7n v\u1eadt li\u1ec7u k\u1ebft d\u00ednh\/kho\u00e1ng<\/td>\n | Ph\u1ee5 gia \u0111i\u1ec1u ch\u1ec9nh qu\u00e1 tr\u00ecnh \u0111\u00f3ng r\u1eafn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u00a0<\/strong><\/p>\nK\u1ebeT LU\u1eacN<\/strong><\/p>\nMetakaolin v\u00e0 Calcium Formate \u0111\u1ea1i di\u1ec7n cho hai h\u01b0\u1edbng t\u00e1c \u0111\u1ed9ng kh\u00e1c nhau trong v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng g\u1ed1c xi m\u0103ng: m\u1ed9t b\u00ean h\u01b0\u1edbng nhi\u1ec1u h\u01a1n \u0111\u1ebfn ph\u1ea3n \u1ee9ng pozzolan v\u00e0 c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u, m\u1ed9t b\u00ean t\u1eadp trung v\u00e0o \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9ng h\u1ecdc hydrat h\u00f3a v\u00e0 \u0111\u00f3ng r\u1eafn.<\/p>\n Do \u0111\u00f3, khi ph\u00e1t tri\u1ec3n c\u00f4ng th\u1ee9c, R&D n\u00ean \u0111\u00e1nh gi\u00e1 ph\u1ee5 gia d\u1ef1a tr\u00ean m\u1ee5c ti\u00eau hi\u1ec7u n\u0103ng cu\u1ed1i c\u00f9ng, thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o gi\u00e1\/kg ho\u1eb7c m\u1ed9t th\u00f4ng s\u1ed1 ri\u00eang l\u1ebb.<\/p>","protected":false},"excerpt":{"rendered":" Trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u1eefa kh\u00f4, keo d\u00e1n g\u1ea1ch, v\u1eefa s\u1eeda ch\u1eefa v\u00e0 c\u00e1c v\u1eadt li\u1ec7u g\u1ed1c xi m\u0103ng, R&D th\u01b0\u1eddng ph\u1ea3i gi\u1ea3i quy\u1ebft 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