# US 10,370,516 B2 · Bio based plasticizer with improved properties and processing characteristics of polymer

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- Number: US 10,370,516 B2
- Document ID: US10370516B2
- Status: Granted
- Kind: B2
- Application number: 15/552,202
- Filed: 2016-02-19
- Published: 2018-02-08
- Granted: 2019-08-06
- Earliest claimed: 2015-02-19
- Assignees: Fine Organics Industries Pvt Ltd.
- Applicants: Fine Organics Industries Pvt Ltd.
- Inventors: Mayukh Warawdekar; Digambar Chavan
- Web page: https://patentgrep.com/patent/US10370516B2

## CPC

- C08K 5/103: with polyalcohols
- C07C 69/30: esterified with trihydroxylic compounds (fats, oils C11B, C11C)
- C08L 27/06: Homopolymers or copolymers of vinyl chloride
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)

## Abstract

A bio based plasticizer with improved properties and processing characteristics of polymer comprising at least 95% by weight compound of formula 1, [Formula should be inserted here] wherein R1 R2 and R3 represent each an acyl group or a hydrogen atom, said acyl group comprises at least one with 2 carbon atoms and one with 12 carbon atoms, the acyl group having 2 carbon atoms is present in an amount, on an average, of up to 2 mole per mole of glycerine.

## Claims

### Claim 1

A polymer comprising a bio-based plasticizer at a concentration of 20 phr to 60 phr, wherein the bio-based plasticizer comprises at least 95% by weight compound of formula I,
wherein R1, R2 and R3 represent each an acyl group or a hydrogen atom, wherein the acyl group comprises at least one with 2 carbon atoms and one with 12 carbon atoms.

### Claim 2 (depends on 1)

The polymer according to claim 1, wherein the concentration of the plasticizer is 30 phr to 60 phr.

### Claim 3 (depends on 1)

The polymer according to claim 1, wherein the concentration of the plasticizer is 40 phr to 60 phr.

### Claim 4 (depends on 1)

The polymer according to claim 1, wherein the polymer is selected from the group consisting of polyvinylchloride, polyvinylacetate, polyamide, and rubber.

### Claim 5 (depends on 1)

The polymer according to claim 1, wherein the bio based plasticizer is with improved properties for polymer application(s) selected from the group consisting of plasticizing efficiency and/or substitution factor and/or overall migration.

### Claim 6 (depends on 1)

The polymer according to claim 1, wherein the bio based plasticizer improves processing characteristics of polymer selected from the group consisting of tensile strength mechanical properties, degradation, flexibility at lower temperature, heat stability, rheological properties and hardness.