Functional regenerated cellulose fiber, preparation method therefor, and application thereof
AssigneeJinan Shengquan Group Share Holding Co., Ltd.
InventorsYilin Tang, Jinzhu Zhang, Shuangcheng Wang, Ripeng Xu, Ding Liu
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Abstract
A functional regenerated cellulose fiber includes a graphene structure and non-carbon non-oxygen elements. The non-carbon non-oxygen elements includes elements of Fe, Si, and Al. The elements of Fe, Si, and Al account for 0.018 wt % to 0.8 wt % of the regenerated cellulose fiber.
Claims19
-11. (canceled)
A functional regenerated cellulose fiber comprising:
- a graphene structure;
- and
- non-carbon non-oxygen elements, the non-carbon non-oxygen elements including elements of Fe, Si, and Al, the elements of Fe, Si, and Al accounting for 0.018 wt % to 0.8 wt % of the regenerated cellulose fiber.
A method for preparing a functional regenerated cellulose fiber, the method comprising the following steps:
- pulp impregnation, pressing, smashing, aging, yellowing, dissolving, ripening, filtering and defoaming steps;
- the graphene structure and the non-carbon non-oxygen elements are introduced during the steps after the yellowing step.
A method for preparing a functional regenerated cellulose fiber, the method comprising the following steps:
- dissolving cellulose pulp with an N-methylmorpholine-N-oxide solution;
- introducing a substance containing a graphene structure and non-carbon non-oxygen elements to obtain a spinning dope;
- and
- preparing regenerated cellulose fiber using the spinning dope.
Dependencies are inferred from the claim text.