JPH01170266U - - Google Patents
Info
- Publication number
- JPH01170266U JPH01170266U JP6694288U JP6694288U JPH01170266U JP H01170266 U JPH01170266 U JP H01170266U JP 6694288 U JP6694288 U JP 6694288U JP 6694288 U JP6694288 U JP 6694288U JP H01170266 U JPH01170266 U JP H01170266U
- Authority
- JP
- Japan
- Prior art keywords
- component polyurethane
- molecular weight
- low molecular
- polyurethane compound
- whiskers
- 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.)
- Granted
Links
- 239000010410 layer Substances 0.000 claims description 8
- 239000012792 core layer Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 5
- 229920002635 polyurethane Polymers 0.000 claims 5
- 239000004814 polyurethane Substances 0.000 claims 5
- 239000000203 mixture Substances 0.000 claims 4
Landscapes
- Laminated Bodies (AREA)
- Moulding By Coating Moulds (AREA)
- Polyurethanes Or Polyureas (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988066942U JP2523723Y2 (ja) | 1988-05-21 | 1988-05-21 | ボウリング用ボール |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988066942U JP2523723Y2 (ja) | 1988-05-21 | 1988-05-21 | ボウリング用ボール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01170266U true JPH01170266U (nl) | 1989-12-01 |
| JP2523723Y2 JP2523723Y2 (ja) | 1997-01-29 |
Family
ID=31292332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988066942U Expired - Lifetime JP2523723Y2 (ja) | 1988-05-21 | 1988-05-21 | ボウリング用ボール |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2523723Y2 (nl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005152599A (ja) * | 2003-10-31 | 2005-06-16 | Ishikawa Sangyo Kk | 強化ボーリング用ボール及びその製造方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4885746U (nl) * | 1972-01-19 | 1973-10-18 | ||
| JPS48101770U (nl) * | 1972-03-01 | 1973-11-29 | ||
| JPS59171565A (ja) * | 1983-03-22 | 1984-09-28 | 大日精化工業株式会社 | ボ−リングボ−ルの製造方法 |
| JPS6292855U (nl) * | 1985-12-03 | 1987-06-13 |
-
1988
- 1988-05-21 JP JP1988066942U patent/JP2523723Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4885746U (nl) * | 1972-01-19 | 1973-10-18 | ||
| JPS48101770U (nl) * | 1972-03-01 | 1973-11-29 | ||
| JPS59171565A (ja) * | 1983-03-22 | 1984-09-28 | 大日精化工業株式会社 | ボ−リングボ−ルの製造方法 |
| JPS6292855U (nl) * | 1985-12-03 | 1987-06-13 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005152599A (ja) * | 2003-10-31 | 2005-06-16 | Ishikawa Sangyo Kk | 強化ボーリング用ボール及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2523723Y2 (ja) | 1997-01-29 |