- 专利标题: CELLULOSE RAW MATERIAL AND METHOD FOR RECYCLING A CELLULOSE RAW MATERIAL FROM BLENDED TEXTILE WASTE
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申请号: US18622076申请日: 2024-03-29
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公开(公告)号: US20240240399A1公开(公告)日: 2024-07-18
- 发明人: Richard Herchl , Christoph Klaus-Nietrost , Christian Weilach
- 申请人: LENZING AKTIENGESELLSCHAFT
- 申请人地址: AT 4860 Lenzing
- 专利权人: LENZING AKTIENGESELLSCHAFT
- 当前专利权人: LENZING AKTIENGESELLSCHAFT
- 当前专利权人地址: AT 4860 Lenzing
- 优先权: EP 215489.8 2018.12.21
- 主分类号: D21C5/00
- IPC分类号: D21C5/00 ; B29B17/02 ; D01G11/04 ; D21C5/02 ; D21H11/14
摘要:
A recycled cellulose raw material and a method for recycling a cellulose raw material from blended textile waste with high reliability and yielding high raw material quality is shown, the method comprising the steps in the given order: providing the blended textile waste containing at least one cellulose component and at least one synthetic polymer component, treating the blended textile waste in a non-oxidizing aqueous treatment medium in order to degrade the at least one synthetic polymer component, whereby the treatment is carried out at a temperature between 100° C. and 200° C., and obtaining the recycled cellulose raw material from the treated blended textile waste.
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