	US 12,303,952 B2
	Pretreatment method for opening waste wool textiles
Xinxin Huang, Guangdong (CN); and Tong Deng, Guangdong (CN)
Assigned to GUANGDONG UNIVERSITY OF TECHNOLOGY, Guangdong (CN)
Filed by GUANGDONG UNIVERSITY OF TECHNOLOGY, Guangdong (CN)
Filed on Dec. 16, 2024, as Appl. No. 18/981,658.
Application 18/981,658 is a continuation of application No. PCT/CN2024/074613, filed on Jan. 30, 2024.
Claims priority of application No. 202310543761.0 (CN), filed on May 15, 2023.
Prior Publication US 2025/0114831 A1, Apr. 10, 2025
Int. Cl. B09B 3/70 (2022.01); B09B 101/85 (2022.01)

CPC B09B 3/70 (2022.01) [B09B 2101/85 (2022.01)]

7 Claims

1. A pretreatment method for opening waste wool textiles, comprising the following steps: spraying an oil agent evenly on a surface of the waste wool textiles, and then sealing;

wherein an amount of the oil agent is 10% to 25% of a mass of the waste wool textiles;

a temperature of the sealing condition is 0° C. to 20° C., and a moisture regain is 30% to 90%;

a sealing time is 20 hours to 30 hours; and

the oil agent includes deionized water, a wool lubricant and an anti-static agent in a mass ratio of 11 to 13:0.8 to 1.2:0.2 to 0.4.