JPH0263056B2 - - Google Patents
Info
- Publication number
- JPH0263056B2 JPH0263056B2 JP19183484A JP19183484A JPH0263056B2 JP H0263056 B2 JPH0263056 B2 JP H0263056B2 JP 19183484 A JP19183484 A JP 19183484A JP 19183484 A JP19183484 A JP 19183484A JP H0263056 B2 JPH0263056 B2 JP H0263056B2
- Authority
- JP
- Japan
- Prior art keywords
- stretching
- temperature
- melting point
- molded product
- preform
- 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
- 238000000034 method Methods 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- -1 poly(β-hydroxybutyric acid) Polymers 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 7
- WHBMMWSBFZVSSR-UHFFFAOYSA-N 3-hydroxybutyric acid Chemical group CC(O)CC(O)=O WHBMMWSBFZVSSR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 239000008103 glucose Substances 0.000 description 3
- REKYPYSUBKSCAT-UHFFFAOYSA-N 3-hydroxypentanoic acid Chemical compound CCC(O)CC(O)=O REKYPYSUBKSCAT-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000006285 cell suspension Substances 0.000 description 1
- 238000004455 differential thermal analysis Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000005843 halogen group Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 125000002887 hydroxy group Chemical class [H]O* 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Artificial Filaments (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Polyesters Or Polycarbonates (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19183484A JPS6169431A (ja) | 1984-09-14 | 1984-09-14 | ポリ（β−ヒドロキシ酪酸）成形物の延伸方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19183484A JPS6169431A (ja) | 1984-09-14 | 1984-09-14 | ポリ（β−ヒドロキシ酪酸）成形物の延伸方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6169431A JPS6169431A (ja) | 1986-04-10 |
| JPH0263056B2 true JPH0263056B2 (fr) | 1990-12-27 |
Family
ID=16281291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19183484A Granted JPS6169431A (ja) | 1984-09-14 | 1984-09-14 | ポリ（β−ヒドロキシ酪酸）成形物の延伸方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6169431A (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5076983A (en) * | 1990-07-16 | 1991-12-31 | E. I. Du Pont De Nemours And Company | Polyhydroxy acid films |
| JPH06184418A (ja) * | 1991-04-11 | 1994-07-05 | Yoshiharu Doi | 生分解性重合体組成物 |
| GB9311402D0 (en) * | 1993-06-02 | 1993-07-21 | Zeneca Ltd | Processing of polyesters |
| GB9311400D0 (en) * | 1993-06-02 | 1993-07-21 | Zeneca Ltd | Polyester |
| GB9311401D0 (en) * | 1993-06-02 | 1993-07-21 | Zeneca Ltd | Polyester composition |
| US5874040A (en) * | 1993-06-02 | 1999-02-23 | Monsanto Company | Processing of polyesters |
| EP0736563A1 (fr) * | 1995-04-07 | 1996-10-09 | SAFTA S.p.A. | Procédé de préparation de films complètement biodegradable avec des caractéristiques mécaniques améliorés, produits obtenus et leurs applications |
| GB9526165D0 (en) * | 1995-12-21 | 1996-02-21 | Zeneca Ltd | Oriented polyester |
| ITMI20041150A1 (it) * | 2004-06-09 | 2004-09-09 | Novamont Spa | Processo perla produzione di film biodegradabili aventi migliorate proprieta' meccaniche |
-
1984
- 1984-09-14 JP JP19183484A patent/JPS6169431A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6169431A (ja) | 1986-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4562316B2 (ja) | 生分解性繊維およびその製造方法 | |
| US4537738A (en) | Process for orienting partially crystallized 3-hydroxybutyrate polymers | |
| US4427614A (en) | 3-Hydroxybutyric acid polymers | |
| US3801692A (en) | Production of novel open-celled microporous film | |
| CA1225216A (fr) | Extrusion de polymeres liquides cristallins thermotropiques | |
| US3878284A (en) | Processes for making shaped articles such as filaments or films from solutions of polyglycolic acid | |
| JPH0278524A (ja) | 配向性エチレン系共重合体 | |
| JP4868521B2 (ja) | 生分解性脂肪族ポリエステルの高強度繊維およびその製造方法 | |
| JPH0263054B2 (fr) | ||
| JP3364494B2 (ja) | ポリヒドロキシアルカノエート及びこれを用いた皮膜形成 | |
| JPH0263056B2 (fr) | ||
| JP2006289936A (ja) | 延伸熱可塑性ポリエステル系樹脂シートの製造方法 | |
| AU616557B2 (en) | Process for the preparation of fibers of stereoregular polystyrene | |
| JPH08198955A (ja) | 配向ポリ乳酸系フィルムおよびシートならびにそれらの製造方法 | |
| JP4890902B2 (ja) | 延伸熱可塑性ポリエステル系樹脂シートの製造方法 | |
| JP4791208B2 (ja) | 延伸熱可塑性ポリエステル系樹脂シートの製造方法 | |
| US4167614A (en) | Process of producing multi-oriented fibres and films of aliphatic polyamides | |
| JP3864187B2 (ja) | ポリヒドロキシアルカン酸の高強度繊維およびその製造法 | |
| JPH0712410B2 (ja) | 気体分離膜の製造方法 | |
| JPS5831112A (ja) | ポリフエニレンスルフイド繊維 | |
| JP3864188B2 (ja) | ポリヒドロキシアルカン酸の高強度かつ高弾性率である繊維およびその製造法 | |
| WO2003072857A1 (fr) | Fibres d'acide polyhydroxyalcanoique a haute tenacite, fibres a haute tenacite et a module d'elasticite eleve et leurs procedes de production | |
| US3575941A (en) | Ultrastable polymers of bbb type,articles such as fibers made therefrom,and high temperature process for forming such polymers and articles | |
| JPS6192827A (ja) | ポリオキシメチレン延伸成形体 | |
| JPS643961B2 (fr) |