IT8049291A0 - Procedimento per la depurazione di pentaeritritolo - Google Patents

Procedimento per la depurazione di pentaeritritolo

Info

Publication number
IT8049291A0
IT8049291A0 IT8049291A IT4929180A IT8049291A0 IT 8049291 A0 IT8049291 A0 IT 8049291A0 IT 8049291 A IT8049291 A IT 8049291A IT 4929180 A IT4929180 A IT 4929180A IT 8049291 A0 IT8049291 A0 IT 8049291A0
Authority
IT
Italy
Prior art keywords
pentaerythritol
purification
procedure
Prior art date
Application number
IT8049291A
Other languages
English (en)
Inventor
Werle Peter
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of IT8049291A0 publication Critical patent/IT8049291A0/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
IT8049291A 1979-07-26 1980-07-21 Procedimento per la depurazione di pentaeritritolo IT8049291A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792930345 DE2930345A1 (de) 1979-07-26 1979-07-26 Verfahren zur reinigung von pentaerythrit

Publications (1)

Publication Number Publication Date
IT8049291A0 true IT8049291A0 (it) 1980-07-21

Family

ID=6076844

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8049291A IT8049291A0 (it) 1979-07-26 1980-07-21 Procedimento per la depurazione di pentaeritritolo

Country Status (9)

Country Link
US (1) US4329519A (it)
JP (1) JPS5620530A (it)
CA (1) CA1133019A (it)
DE (1) DE2930345A1 (it)
ES (1) ES492214A0 (it)
FR (1) FR2462408A1 (it)
GB (1) GB2054576B (it)
IT (1) IT8049291A0 (it)
SE (1) SE8005401L (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1950197B1 (en) * 2005-10-31 2014-04-30 Mitsui Chemicals, Inc. Process for producing pentaerythritol mercaptocarboxylic acid ester, pentaerythritol mercaptocarboxylic acid ester obtained by the same, and use thereof
EP2899181A1 (en) 2006-04-21 2015-07-29 Mitsui Chemicals, Inc. Process for producing pentaerythritol mercaptocarboxylic esters and polymerizable compositions containing the esters
KR101990237B1 (ko) 2015-06-24 2019-06-17 미쯔이가가꾸가부시끼가이샤 펜타에리트리톨머캅토카르복실산에스테르의 제조 방법, 중합성 조성물, 수지, 광학 재료 및 렌즈
CN111592478B (zh) * 2020-05-21 2021-07-27 山东益丰生化环保股份有限公司 一种降低季戊四醇酯色度的方法
CN115806473B (zh) * 2022-12-08 2023-09-12 赤峰瑞阳化工有限公司 一种去除季戊四醇缩甲醛大分子杂质的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA713611A (en) * 1965-07-13 O. Meissner Fritz Process for the cleavage of acetals
CA684683A (en) * 1964-04-21 R.M. Gibb Alexander Manufacture of pentaerythritol or derivatives thereof
US2270839A (en) * 1940-09-04 1942-01-20 Trojan Powder Co Purification of pentaerythritol
US2358697A (en) * 1942-12-10 1944-09-19 Du Pont Purification of pentaerythritol
FR1080442A (fr) * 1951-02-28 1954-12-09 Degussa Procédé pour le traitement de solutions de pentaérythrite
US2806069A (en) * 1955-04-14 1957-09-10 Heyden Newport Chemical Corp Decolorization of pentaerythritol
GB799182A (en) 1956-04-23 1958-08-06 Hercules Powder Co Ltd Improvements in or relating to purification of pentaerythritol
US2939887A (en) * 1957-10-03 1960-06-07 Hercules Powder Co Ltd Conversion of pentaerythritol formals into pentaerythritol
FR1349535A (fr) * 1963-01-17 1964-01-17 Meissner Fa Josef Procédé de scission des acétals
JPS516910A (en) * 1974-07-05 1976-01-20 Mitsui Toatsu Chemicals Pentaerisuritooruno seizohoho

Also Published As

Publication number Publication date
GB2054576B (en) 1983-04-07
JPS5620530A (en) 1981-02-26
DE2930345A1 (de) 1981-02-19
ES8201114A1 (es) 1981-11-01
SE8005401L (sv) 1981-01-27
FR2462408A1 (fr) 1981-02-13
ES492214A0 (es) 1981-11-01
US4329519A (en) 1982-05-11
CA1133019A (en) 1982-10-05
GB2054576A (en) 1981-02-18

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