Regarding the topic of UV adhesives, this issue will give you some formula compositions so that you can understand how to match different types. I will share them briefly for your reference.
First, the conventional UV adhesives are listed in several units of mass for reference:
| EA | 48 | 651 | 2.7 |
| NVP | 32 | BP | 1.3 |
| TMPTA | 16 |
| MMA-BA-HPA copolymer | 50 | HPA | 25 |
| PETA | 10 | 651 | 3 |
| HDDA | 12 |
| EA | 100 | BEE | 4 |
| TMPTA | 40 | Coupling agent KH570 | 3 |
| EA | 100 | HQ | 0.15 |
| Phthalic acid diacrylate | 35 | 651 | 4 |
For bonding glass and optical glass, please refer to the above formula.
| PUA | 20 | BEE | 2.5 |
| TMPTA | 20 | Coupling agent KH560 | 2.5 |
| MMA | 55 |
| PUA | 45 | TPO | 5 |
| IBOA | twenty two | Coupling agent | 2.5 |
| HDDA | 25 | Adhesion promoter | 2 |
Common formula reference for pressure sensitive adhesive:
| Carboxyl copolymer | 50 | BP | 3 |
| TEGDA | 50 | HQ | 0.005 |
| NCO-terminated PUA | 5 |
| Single official PUA | 37.5 | EOEOEA | 16 |
| Modified UPE | twenty three | 1173 | 6 |
| Butyl urethane acrylate | 16.5 | Stabilizer | 1 |
Reference formula of high viscosity UV pressure sensitive adhesive:
| Single official PUA | 18 | EOEOEA | twenty two |
| Tackifying resin Tg-18 | 56 | 1173 | 4 |
Reference formula of high shear strength UV pressure sensitive adhesive:
| Aliphatic PUA | 52 | IDA | 14 |
| PUA | twenty two | Oligoamine | 4 |
| PEA | 4 | 1173 | 4 |
UV laminating adhesive reference formula:
| PUA | 33 | 651 | 4 |
| IBOA | 33 | Pigments and stabilizers | 5 |
| TMPTA | 25 |
For PVC/PET film bonding:
| Aliphatic polyether PUA | 40 | HDDA | 10 |
| EO-TMPTA | 20 | NPGDA | 5 |
| IBOA | 20 | 1173 | 5 |
| Aliphatic PUA | 40 | PETA | 20 |
| PEG400DMA | 35 | 184 | 5 |
For PC/PC bonding:
| HEA | 6 | 1,4-BDDMA | 68 |
| BMA | 25 | 651 | 1 |
UV glass glue reference formula:
| Polyester Aromatic PUA | 20 | 1173 | 1.5 |
| PEA | 5 | 184 | 1 |
| TPGDA | 12 | Macromolecular surfactant | 0.5 |
| TMPTA | 3 | KH570 | 0.6 |
| HEA | 4 |
| PUA | 45 | Thickener | 5 |
| EHA | 20 | BEE | 0.5 |
| HPA | 15 | Dibutyl phthalate | 15 |
UV conductive adhesive reference formula:
| Epoxy Acrylate | 30 | 651 | 3 |
| Silver-plated copper powder | 70 | KH570 | 0.2 |
Photosensitive resin preparation:
| EA | 30 | 651 | 1.5 |
| NVP | 20 | BP | 0.8 |
| TMPTA | 10 |
The above are several common formulas for UV structural adhesives, sealants, optical adhesives, glass adhesives, pressure-sensitive adhesives, and conductive adhesives, for your reference only.
