| 摘要 |
<p>The present invention relates to a more improved additive composition for paper industry. The composition comprising the glyoxal crosslinked Sodium Carboxymethyl grandis along with carboxymethyl2-hydroxypropyl ether of grandis which can be used as a smoothing and sizing agent in the paper industry. 0.05% to 0.5% of Carboxymethyl grandis added into the pulp can enhance 70% of the tensile strength and degree of compression fracture for the paper, increasing 6 to 8 times of kneading. The application of this additive can be used in the paper and pulp industry.</p> |
