ZA824124B - Process for the alkaline saponification of pan - Google Patents

Process for the alkaline saponification of pan

Info

Publication number
ZA824124B
ZA824124B ZA824124A ZA824124A ZA824124B ZA 824124 B ZA824124 B ZA 824124B ZA 824124 A ZA824124 A ZA 824124A ZA 824124 A ZA824124 A ZA 824124A ZA 824124 B ZA824124 B ZA 824124B
Authority
ZA
South Africa
Prior art keywords
aqueous
copolymers
degrees
heated
pan
Prior art date
Application number
ZA824124A
Other languages
English (en)
Inventor
H Wille
F Engelhardt
Original Assignee
Cassella Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cassella Ag filed Critical Cassella Ag
Publication of ZA824124B publication Critical patent/ZA824124B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
ZA824124A 1981-06-12 1982-06-11 Process for the alkaline saponification of pan ZA824124B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813123290 DE3123290A1 (de) 1981-06-12 1981-06-12 Verbessertes verfahren zur alkalischen verseifung von pan

Publications (1)

Publication Number Publication Date
ZA824124B true ZA824124B (en) 1983-04-27

Family

ID=6134519

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA824124A ZA824124B (en) 1981-06-12 1982-06-11 Process for the alkaline saponification of pan

Country Status (7)

Country Link
EP (1) EP0067362B1 (xx)
JP (1) JPS57212204A (xx)
AT (1) ATE21398T1 (xx)
BR (1) BR8203423A (xx)
DE (2) DE3123290A1 (xx)
ES (1) ES513003A0 (xx)
ZA (1) ZA824124B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619721A1 (de) * 1986-06-12 1987-12-17 Wolff Walsrode Ag Verfahren zur herstellung wasserloeslicher copolymerisate und deren verwendung als schlichtmittel
DE3922201A1 (de) * 1989-07-06 1991-01-17 Bayer Ag Verfahren zur herstellung von schwachsauren kationenaustauschharzen
DE19600163A1 (de) * 1996-01-04 1997-07-10 Bayer Ag Verfahren zur kontinuierlichen Herstellung von superabsorbierenden Polymerisaten aus PAN-Emulsionen
JP3982046B2 (ja) 1997-04-16 2007-09-26 ソニー株式会社 高分子凝集剤
EP1348717B1 (en) * 1997-04-16 2008-07-16 Sony Corporation Method for producing a high molecular flocculant
DE19731627A1 (de) * 1997-07-23 1999-01-28 Degussa Granulate, enthaltend Titansilikalit-l
DE10019757A1 (de) * 2000-04-20 2001-10-25 Bayer Ag Verfahren zur Herstellung von superabsorbierenden Polymeren aus Polyacrylnitril-Fällungspolymerisaten
DE10322441A1 (de) * 2003-05-19 2004-12-09 Bayer Chemicals Ag Verfahren zur alkalischen Verseifung vernetzter Acrylnitrilperlpolymerisate

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2812317A (en) * 1953-08-19 1957-11-05 Monsanto Chemicals Hydrolyzed polyacrylonitrile polymers and process of preparing same
US3419502A (en) * 1964-10-01 1968-12-31 Nalco Chemical Co Process for dispersing solids in aqueous systems
DE2903267A1 (de) * 1979-01-29 1980-08-07 Hoechst Ag Verfahren zur herstellung von acrylpolymeren mit hoher wasserquellfaehigkeit und deren verwendung

Also Published As

Publication number Publication date
ES8305799A1 (es) 1983-04-16
ES513003A0 (es) 1983-04-16
JPS57212204A (en) 1982-12-27
DE3123290A1 (de) 1982-12-30
ATE21398T1 (de) 1986-08-15
EP0067362B1 (de) 1986-08-13
DE3272558D1 (en) 1986-09-18
BR8203423A (pt) 1983-06-07
EP0067362A1 (de) 1982-12-22

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