ES377617A1 - Procedimiento para la polimerizacion de tetrahidrofurano. - Google Patents

Procedimiento para la polimerizacion de tetrahidrofurano.

Info

Publication number: ES377617A1
Authority: ES; Spain
Prior art keywords: tetrahydrofuran; polymerization; weight; sulfuric acid; fuming sulfuric
Prior art date: 1969-03-18
Legal status (The legal status 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 status listed.): Expired

Application number

ES377617A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Kao Corp

Original Assignee

Kao Corp

Kao Soap Co Ltd

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.)

1969-03-18

Filing date

1970-03-17

Publication date

1972-07-16

1970-03-17 Application filed by Kao Corp, Kao Soap Co Ltd filed Critical Kao Corp

1972-07-16 Publication of ES377617A1 publication Critical patent/ES377617A1/es

Status Expired legal-status Critical Current

Links

WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 title abstract 6
YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 title abstract 3
238000000034 method Methods 0.000 title abstract 2
238000006116 polymerization reaction Methods 0.000 title abstract 2
VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 abstract 2
HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 abstract 2
230000000379 polymerizing effect Effects 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/20—Tetrahydrofuran

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polyethers (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ES377617A 1969-03-18 1970-03-17 Procedimiento para la polimerizacion de tetrahidrofurano. Expired ES377617A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP44020665A JPS4825439B1 (es)	1969-03-18	1969-03-18

Publications (1)

Publication Number	Publication Date
ES377617A1 true ES377617A1 (es)	1972-07-16

Family

ID=12033478

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES377617A Expired ES377617A1 (es)	1969-03-18	1970-03-17	Procedimiento para la polimerizacion de tetrahidrofurano.

Country Status (7)

Country	Link
US (1)	US3714266A (es)
JP (1)	JPS4825439B1 (es)
DE (1)	DE2012528A1 (es)
ES (1)	ES377617A1 (es)
FR (1)	FR2038964A5 (es)
GB (1)	GB1285002A (es)
NL (1)	NL155281B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS525080B2 (es) *	1971-11-22	1977-02-09
JPS5098692U (es) *	1974-01-10	1975-08-16
US5001277A (en) *	1989-02-14	1991-03-19	Arco Chemical Technology, Inc.	Polymerization of tetrahydrofuran with fuming sulphuric acid and a complex anion cocatalyst

1969
- 1969-03-18 JP JP44020665A patent/JPS4825439B1/ja active Pending
1970
- 1970-03-10 US US00018298A patent/US3714266A/en not_active Expired - Lifetime
- 1970-03-16 FR FR7009247A patent/FR2038964A5/fr not_active Expired
- 1970-03-17 DE DE19702012528 patent/DE2012528A1/de active Granted
- 1970-03-17 ES ES377617A patent/ES377617A1/es not_active Expired
- 1970-03-18 NL NL707003818A patent/NL155281B/xx unknown
- 1970-03-18 GB GB03061/70A patent/GB1285002A/en not_active Expired

Also Published As

Publication number	Publication date
NL155281B (nl)	1977-12-15
NL7003818A (es)	1970-09-22
JPS4825439B1 (es)	1973-07-28
DE2012528C3 (es)	1975-02-20
GB1285002A (en)	1972-08-09
FR2038964A5 (es)	1971-01-08
DE2012528B2 (es)	1974-06-20
US3714266A (en)	1973-01-30
DE2012528A1 (de)	1970-10-01

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