Cyclic organosilicon compounds as electron donors in Zeigler-Natta catalyst systems for producing propylene polymer having high melt-flowability
US-10654947-B2 · May 19, 2020 · US
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Fang Yiqun patents
Fang Yiqun holds 1 patent in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 1 |
| Recent patents | 0 |
| First publication | May 19, 2020 |
| Latest publication | May 19, 2020 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2020 | 1 |
| Year | Patents |
|---|---|
| 2020 | 1 |
Recent patents
Latest publications where this party is an assignee.
Notable patents
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Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 1 |
| Chemistry & Metallurgy | 1 |