CA973994A - Stabilization of polyesters - Google Patents
Stabilization of polyestersInfo
- Publication number
- CA973994A CA973994A CA107,427A CA107427A CA973994A CA 973994 A CA973994 A CA 973994A CA 107427 A CA107427 A CA 107427A CA 973994 A CA973994 A CA 973994A
- Authority
- CA
- Canada
- Prior art keywords
- polyesters
- stabilization
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/87—Non-metals or inter-compounds thereof
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Tires In General (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2611170A | 1970-04-06 | 1970-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA973994A true CA973994A (en) | 1975-09-02 |
Family
ID=21829981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA107,427A Expired CA973994A (en) | 1970-04-06 | 1971-03-11 | Stabilization of polyesters |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA973994A (en) |
| DE (1) | DE2112985A1 (en) |
| GB (1) | GB1351247A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680371A (en) * | 1986-02-25 | 1987-07-14 | Celanese Corporation | Preparation of aromatic polyester with improved stability by addition of phosphite during preparation |
| DE69315211T2 (en) * | 1992-06-15 | 1998-03-19 | Allied Signal Inc | METHOD FOR PRODUCING CHAIN-EXTENDED POLYESTERS AND BLOCK- OR GRAFT-COPLOYESTERS |
| US6093786A (en) * | 1996-11-27 | 2000-07-25 | Shell Oil Company | Process for preparing polytrimethylene terephthalate |
| US6242558B1 (en) | 1996-11-27 | 2001-06-05 | Shell Oil Company | Modified polytrimethylene terephthalate |
-
1971
- 1971-03-11 CA CA107,427A patent/CA973994A/en not_active Expired
- 1971-03-17 DE DE19712112985 patent/DE2112985A1/en active Pending
- 1971-04-19 GB GB2386171A patent/GB1351247A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2112985A1 (en) | 1971-10-21 |
| GB1351247A (en) | 1974-04-24 |
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