The geopolymer pastes with different DE:RHA ratios were used to obtain various starting SiO2/Al2O3 ratios. The compositions of samples No. 15–17 are given in Table 2.
The geopolymer pastes with different DE:RHA ratios were usedto obtain various starting SiO2/Al2O3 ratios. The compositions ofsamples No. 15–17 are given in Table 2.