| 摘要 |
The moisture-resistant label raw paper is produced by (a) mixing 65wt% LBKP, 25wt% NBKP, 10wt% CTMP and 18wt% talc, (b) beating the mixture so that raw material pulps have the beating degrees of 24 SR, 30 SR and 32 SR, respectively, (c) adding 3.0wt% aluminium sulfate and 3.0wt% urea melamin copolymer to the mixture, and making paper at 60g/m2 in the paper machine, (d) covering the paper with 0.03wt% sodium alginate and 5wt% modified starch at 3g/m2 in the size press, and (e) covering the paper with an art color at 10g/m2
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