JPH0332458B2 - - Google Patents
Info
- Publication number
- JPH0332458B2 JPH0332458B2 JP57052338A JP5233882A JPH0332458B2 JP H0332458 B2 JPH0332458 B2 JP H0332458B2 JP 57052338 A JP57052338 A JP 57052338A JP 5233882 A JP5233882 A JP 5233882A JP H0332458 B2 JPH0332458 B2 JP H0332458B2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- fine irregularities
- coated
- shrinkable
- impregnated
- 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 - Lifetime
Links
- 150000001451 organic peroxides Chemical class 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 6
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 4
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- -1 polyethylene copolymer Polymers 0.000 claims description 2
- 238000003851 corona treatment Methods 0.000 description 7
- 230000004927 fusion Effects 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 210000002268 wool Anatomy 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/10—Making preforms having internal stresses, e.g. plastic memory by bending plates or sheets
-
- 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
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/10—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment
Landscapes
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5233882A JPS58171917A (ja) | 1982-04-01 | 1982-04-01 | 防食用熱収縮性シ−ト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5233882A JPS58171917A (ja) | 1982-04-01 | 1982-04-01 | 防食用熱収縮性シ−ト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58171917A JPS58171917A (ja) | 1983-10-08 |
| JPH0332458B2 true JPH0332458B2 (US07345094-20080318-C00003.png) | 1991-05-13 |
Family
ID=12912007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5233882A Granted JPS58171917A (ja) | 1982-04-01 | 1982-04-01 | 防食用熱収縮性シ−ト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58171917A (US07345094-20080318-C00003.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60183120A (ja) * | 1984-02-29 | 1985-09-18 | Sekisui Chem Co Ltd | 発泡シートの製造方法 |
| JP2596935B2 (ja) * | 1987-07-14 | 1997-04-02 | 日立電線株式会社 | 内面樹脂被覆管 |
| DE3826429A1 (de) * | 1988-08-03 | 1990-02-15 | Rxs Schrumpftech Garnituren | Verfahren zur herstellung von waermeaktivierbaren gegenstaenden mit formgedaechtnis aus thermoplastischem kunststoff und nach dem verfahren hergestellte waermeaktivierbare gegenstaende |
| KR100650501B1 (ko) | 2005-03-11 | 2006-11-29 | 주식회사 한길 | 환경친화형 친수호안블록 및 그 시공방법 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5639255A (en) * | 1979-12-31 | 1981-04-14 | Mitsuo Sakamoto | Skylight |
| JPS56129125A (en) * | 1980-03-17 | 1981-10-09 | Sumitomo Electric Ind Ltd | Manufacture of divided type heat-shrinkable tube |
-
1982
- 1982-04-01 JP JP5233882A patent/JPS58171917A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5639255A (en) * | 1979-12-31 | 1981-04-14 | Mitsuo Sakamoto | Skylight |
| JPS56129125A (en) * | 1980-03-17 | 1981-10-09 | Sumitomo Electric Ind Ltd | Manufacture of divided type heat-shrinkable tube |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58171917A (ja) | 1983-10-08 |
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