FR2609993B1 - Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments - Google Patents

Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments

Info

Publication number
FR2609993B1
FR2609993B1 FR8700949A FR8700949A FR2609993B1 FR 2609993 B1 FR2609993 B1 FR 2609993B1 FR 8700949 A FR8700949 A FR 8700949A FR 8700949 A FR8700949 A FR 8700949A FR 2609993 B1 FR2609993 B1 FR 2609993B1
Authority
FR
France
Prior art keywords
applications
preparation
liquid crystals
modified polysiloxanes
novel modified
Prior art date
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
FR8700949A
Other languages
English (en)
Other versions
FR2609993A1 (fr
Inventor
Sylvie Boileau
Gil De Marignan
Dominique Teyssie
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.)
PPG Industries Inc
Original Assignee
PPG Industries Inc
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 PPG Industries Inc filed Critical PPG Industries Inc
Priority to FR8700949A priority Critical patent/FR2609993B1/fr
Publication of FR2609993A1 publication Critical patent/FR2609993A1/fr
Application granted granted Critical
Publication of FR2609993B1 publication Critical patent/FR2609993B1/fr
Expired legal-status Critical Current

Links

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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/38—Polysiloxanes modified by chemical after-treatment
    • C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
    • C08G77/392—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing sulfur
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/56—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
    • A61K47/59—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/38—Polysiloxanes modified by chemical after-treatment
    • 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
    • C09K19/40—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals
    • C09K19/406—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals containing silicon
    • C09K19/408—Polysiloxanes
FR8700949A 1987-01-27 1987-01-27 Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments Expired FR2609993B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8700949A FR2609993B1 (fr) 1987-01-27 1987-01-27 Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8700949A FR2609993B1 (fr) 1987-01-27 1987-01-27 Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments

Publications (2)

Publication Number Publication Date
FR2609993A1 FR2609993A1 (fr) 1988-07-29
FR2609993B1 true FR2609993B1 (fr) 1989-05-19

Family

ID=9347317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8700949A Expired FR2609993B1 (fr) 1987-01-27 1987-01-27 Nouveaux polysiloxanes modifies, leur procede de preparation et leurs applications comme cristaux liquides et comme supports de medicaments

Country Status (1)

Country Link
FR (1) FR2609993B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8615527D0 (en) * 1986-06-25 1986-07-30 Secr Defence Liquid crystal polymers
FR2647456B1 (fr) * 1989-05-26 1991-08-23 Rhone Poulenc Chimie Procede de preparation de copolymeres thermotropes lineaires constitues d'unites mesogenes de type azomethine aromatique et d'espaceurs polysiloxane
FR2647455A1 (en) * 1989-05-26 1990-11-30 Rhone Poulenc Chimie Linear thermotropic copolymers consisting of mesogenic units of the aromatic azomethine type and polysiloxane spacers and process for their manufacture
JP3134947B2 (ja) * 1990-06-29 2001-02-13 キヤノン株式会社 高分子共重合体液晶化合物、その組成物及びそれらを用いた高分子液晶素子
US6107427A (en) * 1995-09-15 2000-08-22 Rolic Ag Cross-linkable, photoactive polymer materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136250A (en) * 1977-07-20 1979-01-23 Ciba-Geigy Corporation Polysiloxane hydrogels
DE2740019A1 (de) * 1977-09-06 1979-03-22 Bayer Ernst Prof Dr Chirale organosiloxane als stationaere phasen zur chromatographischen trennung von optischen antipoden

Also Published As

Publication number Publication date
FR2609993A1 (fr) 1988-07-29

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Legal Events

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ST Notification of lapse