BE571136A - - Google Patents
Info
- Publication number
- BE571136A BE571136A BE571136DA BE571136A BE 571136 A BE571136 A BE 571136A BE 571136D A BE571136D A BE 571136DA BE 571136 A BE571136 A BE 571136A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- stretched
- pulleys
- isotactic polypropylene
- temperature
- Prior art date
Links
- 239000004743 Polypropylene Substances 0.000 claims description 13
- -1 polypropylene Polymers 0.000 claims description 13
- 229920001155 polypropylene Polymers 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 229920000642 polymer Polymers 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- 229920001059 synthetic polymer Polymers 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 210000000088 Lip Anatomy 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000005025 cast polypropylene Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- VYQNWZOUAUKGHI-UHFFFAOYSA-N monobenzone Chemical compound C1=CC(O)=CC=C1OCC1=CC=CC=C1 VYQNWZOUAUKGHI-UHFFFAOYSA-N 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Classifications
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
- B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/08—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique transverse to the direction of feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE571136A true BE571136A (ko) |
Family
ID=189442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE571136D BE571136A (ko) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE571136A (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0449548A2 (en) * | 1990-03-30 | 1991-10-02 | Minnesota Mining And Manufacturing Company | Width stretching device |
| EP0472393A2 (en) * | 1990-08-23 | 1992-02-26 | Nippon Petrochemicals Company, Limited | Stretching machine |
| EP0672516A2 (en) * | 1994-03-14 | 1995-09-20 | Kimberly-Clark Corporation | Apparatus and method for stretching an elastomeric material in a cross machine direction |
-
0
- BE BE571136D patent/BE571136A/fr unknown
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0449548A2 (en) * | 1990-03-30 | 1991-10-02 | Minnesota Mining And Manufacturing Company | Width stretching device |
| EP0449548A3 (en) * | 1990-03-30 | 1992-07-08 | Minnesota Mining And Manufacturing Company | Width stretching device |
| EP0472393A2 (en) * | 1990-08-23 | 1992-02-26 | Nippon Petrochemicals Company, Limited | Stretching machine |
| EP0472393A3 (en) * | 1990-08-23 | 1992-07-29 | Nippon Petrochemicals Company, Limited | Stretching machine |
| US5259097A (en) * | 1990-08-23 | 1993-11-09 | Nippon Petrochemicals Co., Ltd. | Stretching machine |
| EP0672516A2 (en) * | 1994-03-14 | 1995-09-20 | Kimberly-Clark Corporation | Apparatus and method for stretching an elastomeric material in a cross machine direction |
| EP0672516A3 (en) * | 1994-03-14 | 1995-11-29 | Kimberly Clark Co | Method and device for cross-stretching an elastomer material. |
| US5560793A (en) * | 1994-03-14 | 1996-10-01 | Kimberly-Clark Corporation | Apparatus and method for stretching an elastomeric material in a cross machine direction |
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