FR2076178A5 - Polyarylsilses quioxane mould release agents - useful for moulding of plastics - Google Patents
Polyarylsilses quioxane mould release agents - useful for moulding of plasticsInfo
- Publication number
- FR2076178A5 FR2076178A5 FR7000146A FR7000146A FR2076178A5 FR 2076178 A5 FR2076178 A5 FR 2076178A5 FR 7000146 A FR7000146 A FR 7000146A FR 7000146 A FR7000146 A FR 7000146A FR 2076178 A5 FR2076178 A5 FR 2076178A5
- Authority
- FR
- France
- Prior art keywords
- moulding
- release agents
- polyarylsilses
- quioxane
- plastics
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
- B29C33/64—Silicone
-
- 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
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
-
- 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
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing groups
-
- 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
- C08G77/70—Siloxanes defined by use of the MDTQ nomenclature
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Polyarylsilsesquioxanes are used as mould release agents esp. for moulding made at >100 degrees C and >100 bars. The material has intrinsic viscosity of 005 - 8 dl/g in benzene at 15 degrees C.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7000146A FR2076178A5 (en) | 1970-01-05 | 1970-01-05 | Polyarylsilses quioxane mould release agents - useful for moulding of plastics |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7000146A FR2076178A5 (en) | 1970-01-05 | 1970-01-05 | Polyarylsilses quioxane mould release agents - useful for moulding of plastics |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2076178A5 true FR2076178A5 (en) | 1971-10-15 |
Family
ID=9048565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7000146A Expired FR2076178A5 (en) | 1970-01-05 | 1970-01-05 | Polyarylsilses quioxane mould release agents - useful for moulding of plastics |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2076178A5 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0239108A2 (en) * | 1986-03-28 | 1987-09-30 | Daikin Industries, Limited | Mold release composition |
-
1970
- 1970-01-05 FR FR7000146A patent/FR2076178A5/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0239108A2 (en) * | 1986-03-28 | 1987-09-30 | Daikin Industries, Limited | Mold release composition |
EP0239108A3 (en) * | 1986-03-28 | 1988-01-20 | Daikin Industries, Limited | Mold release composition |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |