SE8005401L - Forfarande for rening av pentaerytrit - Google Patents

Forfarande for rening av pentaerytrit

Info

Publication number: SE8005401L
Authority: SE; Sweden
Prior art keywords: pentaeritrit; cleaning; procedure; pentaerythritol; freed
Prior art date: 1979-07-26

Application number

SE8005401A

Other languages

Unknown language ( )

English (en)

Swedish (sv)

Inventor

P Werle

G Pohl

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.)

1979-07-26

Filing date

1980-07-25

Publication date

1981-01-27

1980-07-25 Application filed by Degussa filed Critical Degussa

1981-01-27 Publication of SE8005401L publication Critical patent/SE8005401L/

Links

238000004140 cleaning Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
238000010438 heat treatment Methods 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 abstract 1

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)

SE8005401A 1979-07-26 1980-07-25 Forfarande for rening av pentaerytrit SE8005401L (sv)

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
SE8005401L true SE8005401L (sv)	1981-01-27

Family

ID=6076844

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8005401A SE8005401L (sv)	1979-07-26	1980-07-25	Forfarande for rening av pentaerytrit

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
WO2007052329A1 (ja) *	2005-10-31	2007-05-10	Mitsui Chemicals, Inc.	ペンタエリスリトールメルカプトカルボン酸エステルの製造方法、それにより得られたペンタエリスリトールメルカプトカルボン酸エステル、およびその用途
US20090281269A1 (en) *	2006-04-21	2009-11-12	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 (9)

* 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
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

1979
- 1979-07-26 DE DE19792930345 patent/DE2930345A1/de not_active Withdrawn
1980
- 1980-05-20 FR FR8011283A patent/FR2462408A1/fr not_active Withdrawn
- 1980-06-06 ES ES492214A patent/ES492214A0/es active Granted
- 1980-07-03 GB GB8021878A patent/GB2054576B/en not_active Expired
- 1980-07-04 CA CA355,454A patent/CA1133019A/en not_active Expired
- 1980-07-21 IT IT8049291A patent/IT8049291A0/it unknown
- 1980-07-24 JP JP10061580A patent/JPS5620530A/ja active Pending
- 1980-07-25 US US06/172,445 patent/US4329519A/en not_active Expired - Lifetime
- 1980-07-25 SE SE8005401A patent/SE8005401L/ not_active Application Discontinuation

Also Published As

Publication number	Publication date
CA1133019A (en)	1982-10-05
US4329519A (en)	1982-05-11
JPS5620530A (en)	1981-02-26
FR2462408A1 (fr)	1981-02-13
ES8201114A1 (es)	1981-11-01
GB2054576A (en)	1981-02-18
GB2054576B (en)	1983-04-07
IT8049291A0 (it)	1980-07-21
DE2930345A1 (de)	1981-02-19
ES492214A0 (es)	1981-11-01

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Legal Events

Date

Code

Title

Description

1995-02-28

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