¤T.²ü¸®ÄÀ³-¦Û¼ä¥\¯à
¡] Lotus Effect - Self Cleaning Ability ¡^
¥|¡Bºñ¦âÀô«O¶î®ÆÁͶÕ
(Trend of Green Coating)-4E ì«h(4E Principles)
¤.·R¨Î©`¦Ì³³²¡¶î®Æ²V¦¨¨t²Î ( Inorganic Hybrid system)
·»½¦ -
¡@¾®½¦µ{§Çªº¤Æ¾Ç (Chemistry of Sol-gel Process)
| |
1. ³æ¤À¤l§Î¦¨ - ¤ô¸Ñ
(Monomer Formation - Partial Hydrolysis) |
| |
|
 |
| |
2. ·»½¦§Î¦¨ - ³¡¥÷»E¦X
( Sol Formation-Partial condensation)
|
| |
|
 |
| |
3. ¾®½¦ - °ª¤À¤l»E¦X ( Gelation - Cross Linking)
|
| |
|
 |
| |
|
|
¤» . ¦¨½¤¾÷ºc ¡] Film-forming Mechanism ¡^
¡@¡@·»½¦-¾®½¦µ{§Ç
¡] Sol-gel process ¡^
| |
·»½¦ ( Sol)
¥i¬y°Êªº©TÅé
¡] Flowable solid ¡^
|
|
| |
¾®½¦ (gel)
¤£¬y°Êªº²GÅé
(Non Flowable liquid )
|
|
| |
°®Àê-·»¾¯»]µo
¡] Drying ¡G Solvent evaporation ¡^
µ²ºc§Î¦¨
(Structure forming)
|
|
| |
µw¤Æ-¦¨½¤
Curing: Film forming ¡^
°íµ²ªº¶î½¤
¡] Dense Film ¡^
|
|
¤C¡B ²£«~©Ê¯à ( Main Features)
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11. |
¿W¯S¶W°ª@Ô©Ê
°ª¥ú¿A«×
¿W¯S¤Æ¾Ç©Ê
¿W¯Sªº@·»¾¯©Ê
°ªµw«×¡B@¨í©Ê¡B°ª@¿i¯Ó©Ê
¿W¯Sªº@°ª¦Ã¬V©Ê¡A¦Û¼ä¡B§Üµß¥\¯à
@°ª·Å©Ê
¿W¯Sªº«¨¾»G»k©Ê
¨¾¤ô¡B¨¾Ãú
¥iµ²¦X¥úIJ´C¡B»ÈIJ´Cµ¥¡A¨Ï¨ã
¦³±þµß¡B¨¾¾`¡B²æ¯ä¡B¦Û¼ä¥\¯à
¥i©µªø¯À§÷¼Æ¿¹Ø©R¡A¨Ã¤j¶q°§C
¤é«á²M¼ä¤ÎºûÅ@¶O¥Î
|
| |
|
| |
|
¤K¡BÀ³¥Î¯À§÷ (Application Substrates)
1.
2.
3. |
µL¾÷¯À§÷ ( ²V¾®¤g¡B¬Á¼þ¡B¥Û§÷¡B³³ºÏµ¥ )
¦³¾÷¯À§÷ ( ¶ì®Æ¡B¤ì§÷ ¡B¦³¾÷¶î®Æªí± )
ª÷ÄݯÀ§÷ ( ÅK¡B»É¡B¾T¡B¾N¡B¤£ù׿ûµ¥ ) |
¤E¡BµL¾÷¶î®Æ»P¦³¾÷¶î®Æªº¤ñ¸û
Comparison between Inorganic & Organic Coating
| |
¶µ ¥Ø (Items) |
¦³¾÷¶î®Æ
(Organic coating) |
µL¾÷¶î®Æ
(Inorganic coating) |
| VOC & ¦Ã¬V (VOC&Pollution) |
°ª (High) |
µL (Nil) |
| §Ü¼ö©Ê (Heat resistant) |
< 200 ¢J |
> 400 ¢J < 1000 ¢J |
| §Ü¦Ñ¤Æ¤Î UV
(Aging & UV resistant) |
®t (Poor) |
¨Î (Good) |
| ¹]µ§µw«× (Pencil hardness) |
< 4H |
> 6H |
| @¨í©Ê (Scratch resistant) |
®t (Poor) |
¬Æ¨Î (Excellent) |
| §Üªo¤Î·»¾¯©Ê
(Oil & solvent resistant ) |
®t (Poor) |
¨Î (Good) |
| @¦Ã©Ê (Stain resistant) |
®t (Poor) |
¨Î (Good) |
| §Ü»G»k©Ê (Anti-corrosion) |
Satisfactory |
¨Î (Good) |
| ¶î½¤Ã©w©Ê (Film stability) |
¤£Ã©w (Unstable) |
éw (Unstable) |
| §Ü¤Æ¾Ç«~©Ê
(Chemical resistant) |
®t (Poor) |
¬Æ¨Î (Excellent) |
| ªþµÛ¤O (Adhesion strength) |
¨Î (Good) |
¨Î (Good) |
| ¬X³n«× (Softness) |
¨Î (Good) |
©|¥i (Fair) |
| ¬I¤u©Ê (Coating workability) |
¨î¤Ö (Flexible) |
¦³¨î
(Limited Flexibility) |
| ¦â¿AÂAÆv«× (Color brightness) |
¨Î (Good) |
©|¥i (Fair) |
|
¤Q¡B ·R¨Î©`¦Ì³³²¡¶î®Æ¨t¦Cª«©Ê¸ÕÅç³W½d
¶µ¦¸ |
¸ÕÅç¶µ¥Ø |
¸ÕÅç¤èªk |
¸ÕÅç¼Ð·Ç |
1 |
¥ú¿A 60 ¢X |
AAMA 2605/ASTM D523 |
°ª¥ú¿A 80 ¥H¤W
¤¤¥ú¿A 20~79
§C¥ú¿A 19 ¥H¤U |
2 |
°®½¤µw«× |
AAMA 2605/ASTM D3363 |
¹]µ§µw«× 4H ¥H¤W |
3 |
±KµÛ©Ê |
AAMA 2605 |
°®¦¡±KµÛ 100%
À㦡±KµÛ 100%
ªm¤ô±KµÛ 100% |
4 |
@¿i¯Ó©Ê |
AAMA 2605/ASTM D968 |
¤j©ó 40 |
5-1 |
@¤Æ¾Ç©Ê |
§Ü²¸»Ä@»k©Ê
30% ²¸»Ä®ûªw 4 ¤p®É |
¥~Æ[µL©úÅãÅÜ¤Æ |
5-2 |
AAMA 2605 @ÆQ»Ä (15 ¤ÀÄÁ ) |
¥~Æ[µL©úÅãÅÜ¤Æ |
5-3 |
AAMA 2605 @¦Çªd (24 ¤p®É ) |
¥~Æ[µL²§ª¬ |
5-4 |
AAMA 2605 @µv»Ä©Ê (30 ¤ÀÄÁ ) |
¦â®t£G E ¤£¤j©ó 5 |
5-5 |
AAMA 2605 @²M¼ä¾¯ (72 ¤p®É ) |
¥~Æ[µL©úÅãÅÜ¤Æ |
5-6 |
AAMA 2605 @¬Á¼þ²M¼ä¾¯
(24 ¤p®É ) |
¥~Æ[µL©úÅãÅܤÆ
100% ±KµÛ |
5-7 |
¥H MEK À¿«ø (200 ¦¸ ) |
¥~Æ[µLÅÜ¤Æ |
6-1 |
@»G»k©Ê |
AAMA 2605/ASTM D2247
@Àã©Ê (4000 ¤p®É ) |
¤£¥i¤j©ó No.8 °_ªw¤j¤p |
6-2 |
AAMA 2605/ASTM B117
ÆQÃú¸ÕÅç (4000 ¤p®É ) |
»G»kµ{«×µ¥¯Å¦b 7 ¥H¤W
°_ªwµ¥¯Å¦b 8 ¥H¤W |
6-3 |
ASTM G26
@Ô´ú¸Õ (4000 ¤p®É ) |
ÃC¦â«O«ù¡G¦â®t£G E ¤£¥i¤j©ó 5
¥ú¿A«O«ù¡G¤j©ó 50% |
7 |
¦Û¼ä¤Î@¦Ã¬V©Ê |
JIS K5400 ( ¥ÕªOµ§¡B¤f¬õ ) |
¤£´Ý¯d |
8 |
@°ª·Å©Ê |
JIS K5400 ( 600 ¢J 2 ¤p®É ) |
¥~Æ[µL©úÅãÅÜ¤Æ |
9 |
§ÜÅðµß©Ê |
ASTM G21 |
µ¥¯Å 1 |
10 |
«ª÷Äݧt¶q |
EN 71 Part 3 |
¥¼°»´ú¥X |
¤Q¤@ . ²£«~¥Ø¿ý
|