JPH0447409B2 - - Google Patents
Info
- Publication number
- JPH0447409B2 JPH0447409B2 JP59080673A JP8067384A JPH0447409B2 JP H0447409 B2 JPH0447409 B2 JP H0447409B2 JP 59080673 A JP59080673 A JP 59080673A JP 8067384 A JP8067384 A JP 8067384A JP H0447409 B2 JPH0447409 B2 JP H0447409B2
- Authority
- JP
- Japan
- Prior art keywords
- molding
- wood flour
- key
- resin
- powder
- 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
- 239000000463 material Substances 0.000 claims description 28
- 229920005989 resin Polymers 0.000 claims description 24
- 239000011347 resin Substances 0.000 claims description 24
- 238000000465 moulding Methods 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000001913 cellulose Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 239000010903 husk Substances 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
- 235000013312 flour Nutrition 0.000 description 28
- 239000010875 treated wood Substances 0.000 description 23
- 239000002023 wood Substances 0.000 description 23
- 239000002253 acid Substances 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 210000004243 sweat Anatomy 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010097 foam moulding Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacture Of Switches (AREA)
- Push-Button Switches (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59080673A JPS60225316A (ja) | 1984-04-21 | 1984-04-21 | 事務機器用オペレーターキーの成形方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59080673A JPS60225316A (ja) | 1984-04-21 | 1984-04-21 | 事務機器用オペレーターキーの成形方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60225316A JPS60225316A (ja) | 1985-11-09 |
| JPH0447409B2 true JPH0447409B2 (enrdf_load_stackoverflow) | 1992-08-03 |
Family
ID=13724871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59080673A Granted JPS60225316A (ja) | 1984-04-21 | 1984-04-21 | 事務機器用オペレーターキーの成形方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60225316A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6086662B2 (ja) * | 2012-06-01 | 2017-03-01 | オリンパス株式会社 | 成形体およびその製造方法 |
-
1984
- 1984-04-21 JP JP59080673A patent/JPS60225316A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60225316A (ja) | 1985-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |