Hot melt adhesive composition based on a random copolymer of isotactic polypropylene
Abstract
A hot melt adhesive composition is based on an isotactic polypropylene random copolymer (RCP). The composition contains about 4%-50% by weight of the RCP copolymer, about 20%-65% by weight of a compatible tackifier, about 0%-40% by weight of a plasticizer, about 0%-3% by weight of a stabilizer, about 0%-40% by weight of a wax, about 0%-60% by weight of an atactic poly-alpha-olefin (APAO), and about 0%-40% by weight of a secondary polymer. The adhesive composition may be used in a number of applications such as, for example, in disposable nonwoven hygienic articles, paper converting, flexible packaging, wood working, carton and case sealing, labeling and other assembly applications.
Term
Term ended
Projected expiry passed 27 October 2023, 2.9 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
34 members in 11 offices
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 28216802 | United States of America | A | |
| 0333860 | United States of America | W |
Members34
| Document | Office | Kind | |
|---|---|---|---|
| US2004081795A1 | United States of America | A1 | |
| CA2503870A1 | Canada | A1 | |
| CA2503889A1 | Canada | A1 | |
| WO2004039906A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO2004039907A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU2003270467A1 | Australia | A1 | |
| AU2003286679A1 | Australia | A1 | |
| US2004115456A1 | United States of America | A1 | |
| MXPA05004533A | Mexico | A | |
| MXPA05004536A | Mexico | A | |
| EP1563029A1 | European Patent Office (EPO) | A1 | |
| EP1567608A1 | European Patent Office (EPO) | A1 | |
| BR0315678A | Brazil | A | |
| BR0315680A | Brazil | A | |
| CN1720307A | China | A | |
| JP2006503966A | Japan | A | |
| JP2006515893A | Japan | A | |
| US7067585B2 | United States of America | B2 | |
| CN1325592C | China | C | |
| US7262251B2 | United States of America | B2 | |
| CN101426877A | China | A | |
| AU2003270467B2 | Australia | B2 | |
| AU2003286679B2 | Australia | B2 | |
| CA2503889C | Canada | C | |
| CN101426877B | China | B | |
| EP1567608B1 | European Patent Office (EPO) | B1 | |
| ATE555176T1This record | Austria | T1 | |
| ES2388971T3 | Spain | T3 | |
| JP5093982B2 | Japan | B2 | |
| JP5093983B2 | Japan | B2 | |
| EP1563029B1 | European Patent Office (EPO) | B1 | |
| ES2409741T3 | Spain | T3 | |
| BR0315678B1 | Brazil | B1 | |
| BRPI0315680B1 | Brazil | B1 |
Numbers
- Application
- 3777889
Titles2
- German
- HEIZSCHMELZKLEBSTOFFE AUF DER BASIS VON RANDOM- KOPOLYMEREN VON ISOTAKTISCHEM POLYPROPYLEN UND EINEM ZUSÄTZLISCHEM POLYMER
- English
- HOT-MELTED ADHESIVES BASED ON RANDOM COPOLYMERS OF ISOTACTIC POLYPROPYLENE AND AN ADDITIONAL POLYMER
Classification
- CPC, 10
- C09J123/142
- C08L23/142
- C08L2205/02
- C08L2666/06
- Y10T428/24132
- Y10T442/674
- Y10T428/31855
- Y10T442/602
- Y10T442/643
- Y10T442/659
- IPC, 2
- C08L23 14
- C09J123 14