Invention Application
- Patent Title: CLASSIFICATION PROCESS FOR SUPERABSORBENT POLYMER PARTICLES
-
Application No.: US16630873Application Date: 2018-07-20
-
Publication No.: US20200147652A1Publication Date: 2020-05-14
- Inventor: Rüdiger Funk , Matthias Weismantel , Monte Alan Peterson , Patrick Neal Hamilton , Ronny De Kaey , Karl Possemiers
- Applicant: BASF SE
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@69701d33
- International Application: PCT/EP2018/069770 WO 20180720
- Main IPC: B07B13/16
- IPC: B07B13/16 ; B07B11/02 ; C08F20/06 ; B01J20/26 ; B07B4/08
Abstract:
The invention relates to a classification process for superabsorbent polymer particles, comprising classifying the water-absorbent polymer particles in a screen machine under reduced pressure wherein the pressure above the uppermost sieve is from 0 to 4.0 mbar per sieve higher than below the undermost sieve.
Public/Granted literature
- US11883848B2 Classification process for superabsorbent polymer particles Public/Granted day:2024-01-30
Information query
IPC分类:
