NL152917B - PROCESS FOR THE PREPARATION OF MIXTURES WITH NEMATIC PROPERTIES, AND PROCESS FOR THE PREPARATION OF A P-CYANPHENYL ESTER SUITABLE FOR INCLUSION IN SUCH MIXTURES OF A P-N-ALKYL BENZOIC ACID. - Google Patents

PROCESS FOR THE PREPARATION OF MIXTURES WITH NEMATIC PROPERTIES, AND PROCESS FOR THE PREPARATION OF A P-CYANPHENYL ESTER SUITABLE FOR INCLUSION IN SUCH MIXTURES OF A P-N-ALKYL BENZOIC ACID.

Info

Publication number: NL152917B
Authority: NL; Netherlands
Prior art keywords: mixtures; preparation; cyanphenyl; inclusion; benzoic acid
Prior art date: 1972-02-23

Application number

NL737302276A

Other languages

Dutch (nl)

Other versions

NL7302276A (en

Original Assignee

Hoffmann La Roche

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.)

1972-02-23

Filing date

1973-02-19

Publication date

1977-04-15

1973-02-19 Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche

1973-08-27 Publication of NL7302276A publication Critical patent/NL7302276A/xx

1977-04-15 Publication of NL152917B publication Critical patent/NL152917B/en

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/58—Preparation of carboxylic acid halides
- C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/04—Monocyclic monocarboxylic acids
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
- C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Crystallography & Structural Chemistry (AREA)
Materials Engineering (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Liquid Crystal Substances (AREA)
Underground Structures, Protecting, Testing And Restoring Foundations (AREA)

NL737302276A 1972-02-23 1973-02-19 PROCESS FOR THE PREPARATION OF MIXTURES WITH NEMATIC PROPERTIES, AND PROCESS FOR THE PREPARATION OF A P-CYANPHENYL ESTER SUITABLE FOR INCLUSION IN SUCH MIXTURES OF A P-N-ALKYL BENZOIC ACID. NL152917B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH258672A CH565234A5 (en)	1972-02-23	1972-02-23

Publications (2)

Publication Number	Publication Date
NL7302276A NL7302276A (en)	1973-08-27
NL152917B true NL152917B (en)	1977-04-15

Family

ID=4237116

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL737302276A NL152917B (en)	1972-02-23	1973-02-19	PROCESS FOR THE PREPARATION OF MIXTURES WITH NEMATIC PROPERTIES, AND PROCESS FOR THE PREPARATION OF A P-CYANPHENYL ESTER SUITABLE FOR INCLUSION IN SUCH MIXTURES OF A P-N-ALKYL BENZOIC ACID.

Country Status (20)

Country	Link
JP (2)	JPS5211677B2 (en)
AR (1)	AR195823A1 (en)
AT (1)	AT335530B (en)
AU (1)	AU444106B2 (en)
BE (1)	BE795776A (en)
CA (1)	CA1013364A (en)
CH (1)	CH565234A5 (en)
CS (4)	CS177892B2 (en)
DD (2)	DD108525A5 (en)
ES (1)	ES411901A1 (en)
FR (1)	FR2173165B1 (en)
GB (1)	GB1373610A (en)
IL (1)	IL41362A (en)
IT (1)	IT978487B (en)
NL (1)	NL152917B (en)
NO (2)	NO132477C (en)
SE (2)	SE402278B (en)
SU (3)	SU511849A3 (en)
TR (1)	TR18233A (en)
ZA (1)	ZA73331B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS4978683A (en) *	1972-12-06	1974-07-29
JPS50111042A (en) *	1974-02-13	1975-09-01
JPS50111043A (en) *	1974-02-15	1975-09-01
JPS5177591A (en) *	1974-12-28	1976-07-05	Dainippon Toryo Kk	Nemachitsukuekishososeibutsu
JPS54126775U (en) *	1978-02-22	1979-09-04
DE2937911A1 (en) *	1978-09-19	1980-03-27	Daikin Ind Ltd	FLUORINE-CONTAINING PHENYLBENZOATE COMPOUNDS, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE
FR2439765A1 (en) *	1978-10-27	1980-05-23	Thomson Csf	MESOMORPHIC ORGANIC COMPOUND HAVING A CHEMICAL FORMULA DERIVED FROM A TETRAFLUOROBENZOIC ACID, AND LIQUID CRYSTAL DEVICE USING SUCH A COMPOUND
JPH0438873Y2 (en) *	1985-08-30	1992-09-10
JPH045986Y2 (en) *	1986-05-12	1992-02-19
US4833794A (en) *	1988-08-10	1989-05-30	Advance Systems, Inc.	Dryer apparatus for floating a running web and having baffle means for spent return air

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2024269A1 (en) *	1970-05-19	1971-12-02	Merck Patent Gmbh	Nematic mixtures - of low melting point, used in electronics

0
- BE BE795776D patent/BE795776A/en unknown
1972
- 1972-02-23 CH CH258672A patent/CH565234A5/xx not_active IP Right Cessation
1973
- 1973-01-16 ZA ZA730331A patent/ZA73331B/en unknown
- 1973-01-18 AU AU51229/73A patent/AU444106B2/en not_active Expired
- 1973-01-22 IL IL41362A patent/IL41362A/en unknown
- 1973-01-31 IT IT19833/73A patent/IT978487B/en active
- 1973-02-07 AR AR246463A patent/AR195823A1/en active
- 1973-02-09 CS CS827A patent/CS177892B2/cs unknown
- 1973-02-09 CS CS829A patent/CS177894B2/cs unknown
- 1973-02-09 CS CS828A patent/CS177893B2/cs unknown
- 1973-02-09 CS CS970A patent/CS177856B2/cs unknown
- 1973-02-19 NL NL737302276A patent/NL152917B/en not_active IP Right Cessation
- 1973-02-20 CA CA164,069A patent/CA1013364A/en not_active Expired
- 1973-02-21 DD DD168980A patent/DD108525A5/xx unknown
- 1973-02-21 SE SE7302455A patent/SE402278B/en unknown
- 1973-02-21 JP JP48020324A patent/JPS5211677B2/ja not_active Expired
- 1973-02-21 DD DD177564*A patent/DD110737A5/xx unknown
- 1973-02-22 NO NO730/73A patent/NO132477C/no unknown
- 1973-02-22 AT AT155373A patent/AT335530B/en not_active IP Right Cessation
- 1973-02-22 TR TR18233A patent/TR18233A/en unknown
- 1973-02-22 ES ES411901A patent/ES411901A1/en not_active Expired
- 1973-02-22 FR FR7306255A patent/FR2173165B1/fr not_active Expired
- 1973-02-23 GB GB905273A patent/GB1373610A/en not_active Expired
- 1973-06-06 NO NO2390/73A patent/NO139052C/en unknown
- 1973-11-29 SU SU1971743A patent/SU511849A3/en active
- 1973-11-29 SU SU1971742A patent/SU520031A3/en active
- 1973-11-29 SU SU1971741A patent/SU515440A3/en active
1975
- 1975-01-29 SE SE7500978A patent/SE7500978L/xx unknown
- 1975-04-16 JP JP50045391A patent/JPS522902B2/ja not_active Expired

Also Published As

Publication number	Publication date
IL41362A0 (en)	1973-03-30
ATA155373A (en)	1976-07-15
DD110737A5 (en)	1975-01-05
NO139052B (en)	1978-09-18
JPS514137A (en)	1976-01-14
NO132477B (en)	1975-08-11
IT978487B (en)	1974-09-20
JPS4896560A (en)	1973-12-10
AT335530B (en)	1977-03-10
SE402278B (en)	1978-06-26
CS177892B2 (en)	1977-08-31
CA1013364A (en)	1977-07-05
SU511849A3 (en)	1976-04-25
CH565234A5 (en)	1975-08-15
TR18233A (en)	1976-11-05
GB1373610A (en)	1974-11-13
AU5122973A (en)	1974-01-17
ES411901A1 (en)	1976-04-16
SU520031A3 (en)	1976-06-30
SE7500978L (en)	1975-01-29
CS177894B2 (en)	1977-08-31
AR195823A1 (en)	1973-11-09
DE2306739A1 (en)	1973-08-30
CS177856B2 (en)	1977-08-31
JPS5211677B2 (en)	1977-04-01
NL7302276A (en)	1973-08-27
ZA73331B (en)	1973-10-31
DE2306739B2 (en)	1976-09-16
FR2173165A1 (en)	1973-10-05
IL41362A (en)	1976-02-29
SU515440A3 (en)	1976-05-25
AU444106B2 (en)	1974-01-17
FR2173165B1 (en)	1976-09-10
BE795776A (en)	1973-08-22
DD108525A5 (en)	1974-09-20
NO139052C (en)	1978-12-27
CS177893B2 (en)	1977-08-31
JPS522902B2 (en)	1977-01-25
NO132477C (en)	1975-11-19

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Legal Events

Date	Code	Title	Description
1983-04-18	V1	Lapsed because of non-payment of the annual fee
1993-02-28	NL80	Information provided on patent owner name for an already discontinued patent	Owner name: HOFFMANN LA