Yian Zhai

This inventor holds 14 USPTO granted patents and 7 published patent applications, plus 1 CIPO patent and 3 EPO patents. Top assignee: Honeywell International Inc.. Active years: 2014-2021.

USPTO Granted Patents = 14 (Patent Applications = 7)

% Patents Active = 64.3

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 3 (Patent Applications = 11)

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 42(Granted Patents)

Location History:

Amherst, NY (US) (2014 - 2015)
Lockport, NY (US) (2018)
Williamsville, NY (US) (2015 - 2021)

Company Filing History:

14 out of 16,026

Honeywell International Inc.

patents

Years Active: 2014-2021

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10913697 - Process for reducing 3,3,3-trifluoropropyne in 2,3,3,3-tetrafluoropropene (2021-02-09),

2. 10071940 - Process for making 2,3,3,3-tetrafluoropropene and/or vinylidene fluoride (2018-09-11),

3. 10005705 - Process for the production of fluorinated cyclobutane (2018-06-26),

4. 9856193 - Process for the production of fluorinated cyclobutane (2018-01-02),

5. 9790151 - Process for making 2,3,3,3-tetrafluoropropene and/or vinylidine fluoride (2017-10-17),

6. 9216932 - Dehalogenation of trans-1-chloro-3,3,3-trifluoropropene (2015-12-22),

7. 9126889 - Fluorosurfactants having improved biodegradability (2015-09-08),

8. 9029617 - Process for 1-chloro-3,3,3-trifluoropropene from trifluoropropene (2015-05-12),

9. 9029616 - Process for 1-chloro-3,3,3-trifluoropropene from trifluoromethane (2015-05-12),

10. 8877988 - Synthesis of 1-BROM0-3,3,3-trifluoropropene (2014-11-04),

11. 8791309 - Synthesis of 3,3,3-trifluoropropyne (2014-07-29),

12. 8754273 - Process for preparing 1,1,2-Trichloro-3,3,3-trifluoropropane (2014-06-17),

13. 8754272 - Process for cis-1-chloro-3,3,3-trifluoropropene (2014-06-17),

14. 8653310 - Process for making cis-1-chloro-3,3,3-trifluoropropene (2014-02-18),

Title: The Innovative Contributions of Yian Zhai

Introduction

Yian Zhai is a prominent inventor based in Amherst, NY (US), known for his significant contributions to the field of chemical engineering. With a total of 14 patents to his name, Zhai has made remarkable advancements in the development of fluorinated compounds.

Latest Patents

Among his latest patents is a process for reducing 3,3,3-trifluoropropyne in 2,3,3,3-tetrafluoropropene. This invention addresses the challenge of reducing the concentration of a fluorinated alkyne impurity, such as 3,3,3-trifluoropropyne (TFPY), in 2,3,3,3-tetrafluoropropene (HFO-1234yf). The process involves contacting the mixture with a caustic material, such as sodium hydroxide (NaOH), under conditions effective to reduce the concentration of the impurity by at least about 50%. Another notable patent is for a process for making 2,3,3,3-tetrafluoropropene and/or vinylidene fluoride. This process involves pyrolyzing 1,1,2-trifluoro-2-trifluoro-methyl-cyclobutane to produce a reaction product comprising HFO-1234yf and vinylidene fluoride in a specific molar ratio.

Career Highlights

Yian Zhai is currently employed at Honeywell International Inc., where he continues to innovate and develop new chemical processes. His work has been instrumental in advancing the company's capabilities in producing environmentally friendly refrigerants and other chemical products.

Collaborations

Zhai has collaborated with notable colleagues, including Andrew Joseph Poss and Haridasan K Nair, contributing to a dynamic and innovative work environment.

Conclusion

Yian Zhai's contributions to the field of chemical engineering through his patents and work at Honeywell International Inc. highlight his role as a leading inventor in the industry. His innovative processes are paving the way for advancements in the production of fluorinated compounds.