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High-efficiency water-absorbent resin compound

A water-absorbing resin and compound technology, applied in the field of resin materials, can solve problems such as low rigidity and plasticity, and cannot meet high-efficiency water absorption, and achieve the effect of improving product water absorption and increasing specific surface area

Inactive Publication Date: 2020-01-31
SHANDONG SHUNTONG ENVIRONMENT PROTECTION MATERIALCO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, acrylic superabsorbent resins are the most widely used, but acrylic superabsorbent resins have many disadvantages, and with the increase in use requirements, traditional water-absorbent resins cannot meet the requirements of efficient water absorption, and generally have low rigidity and plasticity

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] A high-efficiency water-absorbing resin compound is characterized in that it is made of the following raw materials in parts by weight:

[0016] 50 parts of acrylic acid, 20 parts of sodium hydroxide, 9 parts of sodium polystyrene sulfonate, 1 part of initiator, 5 parts of crosslinking agent, 10 parts of acrylamide, 1 part of chitosan, 15 parts of starch, 0.5 parts of activator, 6 parts xanthan gum.

[0017] Wherein, the activator is baking soda, the initiator is potassium persulfate, the crosslinking agent is divinylbenzene, and the starch is formed by mixing one or more of corn starch, wheat starch and sweet potato starch.

Embodiment 2

[0019] A high-efficiency water-absorbing resin compound is characterized in that it is made of the following raw materials in parts by weight:

[0020] 75 parts of acrylic acid, 40 parts of sodium hydroxide, 13 parts of sodium polystyrene sulfonate, 3 parts of initiator, 2 parts of crosslinking agent, 16 parts of acrylamide, 6 parts of chitosan, 25 parts of starch, 2.5 parts of activator, 2 parts xanthan gum.

[0021] Wherein, the activator is baking soda, the initiator is potassium persulfate, the crosslinking agent is divinylbenzene, and the starch is made by mixing one or more of wheat starch and sweet potato starch.

Embodiment 3

[0023] A high-efficiency water-absorbing resin compound is characterized in that it is made of the following raw materials in parts by weight:

[0024] 55 parts of acrylic acid, 30 parts of sodium hydroxide, 10 parts of sodium polystyrene sulfonate, 2 parts of initiator, 3 parts of crosslinking agent, 12 parts of acrylamide, 4 parts of chitosan, 22 parts of starch, 1.5 parts of activator, 2 parts xanthan gum.

[0025] Wherein, the activator is baking soda, the initiator is potassium persulfate, the crosslinking agent is divinylbenzene, and the starch is made by mixing one or more of corn starch and sweet potato starch.

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PUM

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Abstract

The invention discloses a high-efficiency water-absorbent resin compound. The high-efficiency water-absorbent resin compound is prepared from the following raw materials in parts by weight: 50 to 75 parts of acrylic acid, 20 to 40 parts of sodium hydroxide, 9 to 13 parts of sodium polystyrene sulfonate, 1 to 3 parts of an initiator, 2 to 5 parts of a cross-linking agent, 10 to 16 parts of acrylamide, 1 to 6 parts of chitosan, 15 to 25 parts of starch, 0.5 to 2.5 parts of an activating agent and 2 to 6 parts of xanthan gum. The high-efficiency water-absorbent resin compound has good absorbability.

Description

technical field [0001] The invention relates to the field of resin materials, in particular to a high-efficiency water-absorbing resin compound. Background technique [0002] Water-absorbent resin is a new type of functional polymer material. It can absorb water tens or even thousands of times its own mass. It can also retain water under pressure and heat. It has the ability to repeatedly absorb, release and reabsorb water Excellent repeated water absorption capacity and high safety and non-toxicity. Therefore, in the past 30 years, it has been widely used in agriculture, gardens, artificial organs, medicine, physiological hygiene, petroleum, environmental protection, building materials, chemical industry, food, artificial intelligence materials, sensitive materials, textiles, etc. It plays an increasingly important role in various sectors of the national economy and people's daily life. [0003] At present, acrylic superabsorbent resins are the most widely used, but acryl...

Claims

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Application Information

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IPC IPC(8): C08F251/00C08F257/00C08F220/06
CPCC08F251/00C08F257/00C08F220/06
Inventor 彭丽媛
Owner SHANDONG SHUNTONG ENVIRONMENT PROTECTION MATERIALCO LTD