Technical Alerts - May 2021

Technical News,

Abstracts that tickle this reviewer's interest

Courtesy of Google Scholar

Year - Month: 2021-05

 

[HTML]Exploring the Use of Terpenes as Renewable Polymer Feedstock

A Stamm - 2021

… together with unsaturated biobased diacids. The resulting terpene based unsaturated
polyester resins were afterwards crosslinked via UV-irradiation to yield polyester
networks with adjustable properties. The use of enzymatic …

 

Kraft Process—Formation of Secoisolariciresinol Structures and Incorporation of Fatty Acids in Kraft Lignin

MH Lahtinen, J Mikkilä, KS Mikkonen, I Kilpeläinen - Journal of Agricultural and Food …, 2021

The complex chemical structure and the fact that many areas in pulping
and lignin chemistry still remain unresolved are challenges associated
with exploiting lignin. In this study, we address quest...

FASCINATING PAPER ON WHAT HAPPENS TO TOFA AND LIGNIN DURING KRAFT PULPING

 

[HTML]A comprehensive review of flow chemistry techniques tailored to the flavours and fragrances industries

G Gambacorta, JS Sharley, IR Baxendale - Beilstein Journal of Organic Chemistry, 2021

… Table 1: Some of the most important synthetic fragrance materials [2,11,12].
Name, Tonnes per year Annum a, £/kg a, Odour type. myrcene, 30,000 b, 1,
balsamic. pine oil/terpineol, 30,000, 1, pine. menthol, 12,000, 10, mint/coolant …

THIS IS A HUGE PAPER WELL WORTH READING. GIVES SOME USEFUL PRODUCTION DATA OF FRAGRANCE CHEMICALS.

 

Pinene-based oxidative synthetic toolbox for scalable polyester synthesis

A Stamm, PO Syren, J Oehlin, C Mosbech - 2021

… The resulting terpene-based polyesters were thereafter successfully
crosslinked by either transetherification, utilizing the terminal hydroxyl
groups of the synthesized verbanone-based materials, or by UV-irradiation …

RATHER ACADEMIC

 

[PDF]Can Sustainable Packaging Help to Reduce Food Waste? A Status Quo Focusing Plant-derived Polymers and Additives

I Korte, J Kreyenschmidt, J Wensing, S Bröring… - 2021

Page 1. Review Can Sustainable Packaging Help to Reduce Food Waste? A Status
Quo Focusing Plant-derived Polymers and Additives Imke Korte 1, Judith
Kreyenschmidt 1,2,*, Joana Wensing 3, Stefanie Bröring 3, Jan Niklas …

INTERESTING GENERAL INFORMATION ON THE PLASTIC PACKAGING DILEMMA 

 

[PDF]Films Based on Thermoplastic Starch Blended with Pine Resin Derivatives for Food Packaging

C Pavon, M Aldas, J López-Martínez… - Foods, 2021

Five blends were prepared by blending TPS with 10 wt%. of different pine resins derivatives:
gum rosin (GR), disproportionated gum rosin (RD), maleic anhydride-modified gum rosin
(CM), pentaerythritol ester of gum rosin (LF), and glycerol ester of gum rosin (UG) …

INTERESTING COMPARISON ON COMPOSTABILITIES OF ROSIN DERIVATIVES

 

 

 

 

Patents 5-1-21 to 5-18-21

WO/2021/092179A1

TIRE HAVING TREAD OF SPECIFIED RUBBER COMPOSITION AND RELATED METHODS
Disclosed herein are tires having a tread with improved wet performance and improved stiffness made from a rubber composition of specified ingredients including an elastomer component, a terpene...


BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC 
 (Nashville, Tennessee, US)

Inventors:

STYER, Justin J. (Cortland, Ohio, US)

Attorney/Agent:

HOOKER, Meredith E. et al. (Inc.10 East Firestone Blvd, Akron Ohio, US)

App Num:

PCT/US2020/059118

Pub Date:

05/14/2021

File Date:

11/05/2020

This looks like a lock and key set of claims where a very narrow group of parameters are claimed to be unique and not covered by prior art.

WO/2021/092182A1

TIRE HAVING TREAD OF SPECIFIED RUBBER COMPOSITION AND RELATED METHODS
Disclosed herein are tires having a tread having stiffness made from a rubber composition of specified ingredients including an elastomer component, a resin component including a terpene phenol...


BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC 
 (Nashville, Tennessee, US)

Inventors:

STYER, Justin J. (Cortland, Ohio, US)

Attorney/Agent:

HOOKER, Meredith E. et al. (Inc.10 East Firestone Blvd, Akron Ohio, US)

App Num:

PCT/US2020/059121

Pub Date:

05/14/2021

File Date:

11/05/2020

More of the same approach, but adding a DCPD resin.

WO/2021/092175A1

TIRE HAVING TREAD OF SPECIFIED RUBBER COMPOSITION AND RELATED METHODS
Disclosed herein are tires having a tread with improved stiffness made from a rubber composition of specified ingredients including an elastomer component, a resin component including a terpene...


BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC 
 (Nashville, Tennessee, US)

Inventors:

STYER, Justin J. (Cortland, Ohio, US)

Attorney/Agent:

HOOKER, Meredith E. et al. (Inc.10 East Firestone Blvd, Akron Ohio, US)

App Num:

PCT/US2020/059114

Pub Date:

05/14/2021

File Date:

11/05/202

More of the same.

EP3668933A4

WATER-BASED INKS WITH HIGH RENEWABLE CONTENT
The present invention provides water-based ink and coating compositions having a high renewable resin content. The ink and coating compositions of the invention comprise equal to or greater than...


SUN CHEMICAL CORP
  (US)

Inventors:

DEIGHTON ROBERT (GB)
CARSON STEWART (GB)

App Num:

EP20180845620

Pub Date:

05/12/2021

File Date:

08/14/201