JPH0281755U - - Google Patents
Info
- Publication number
- JPH0281755U JPH0281755U JP16285588U JP16285588U JPH0281755U JP H0281755 U JPH0281755 U JP H0281755U JP 16285588 U JP16285588 U JP 16285588U JP 16285588 U JP16285588 U JP 16285588U JP H0281755 U JPH0281755 U JP H0281755U
- Authority
- JP
- Japan
- Prior art keywords
- masking material
- highly heat
- inorganic material
- resistant
- alumina
- 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.)
- Pending
Links
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
第１図は本考案のマスキング材を使用した場合
の凹部の形成状態を示す図、第２図は本考案に於
けるアルミナ添加量と皮膜強度との関係を示す図
、第３図はプリント板を示す図、第４図は従来の
マスキング材を使用した場合の凹部の形成状態を
示す図である。
Figure 1 is a diagram showing the formation of recesses when using the masking material of the present invention, Figure 2 is a diagram showing the relationship between the amount of alumina added and film strength in the present invention, and Figure 3 is a diagram showing the relationship between the amount of alumina added and film strength in the present invention. FIG. 4 is a diagram showing how recesses are formed when a conventional masking material is used.
Claims (1)
ル系樹脂マスキング材に於いて該ビニル系樹脂に
無機質材料を添加したことを特徴とする高耐熱性
マスキング材。 (2) 前記無機質材料がアルミナであることを特
徴とする特許請求の範囲第１項記載の高耐熱マス
キング材。[Claims for Utility Model Registration] (1) A highly heat-resistant masking material characterized by adding an inorganic material to the vinyl resin masking material used in solder coating, etc. (2) The highly heat-resistant masking material according to claim 1, wherein the inorganic material is alumina.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16285588U JPH0281755U (en) | 1988-12-15 | 1988-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16285588U JPH0281755U (en) | 1988-12-15 | 1988-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0281755U true JPH0281755U (en) | 1990-06-25 |
Family
ID=31447063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16285588U Pending JPH0281755U (en) | 1988-12-15 | 1988-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0281755U (en) |
-
1988
- 1988-12-15 JP JP16285588U patent/JPH0281755U/ja active Pending
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