Reactive Plasticizer - an overview | ScienceDirect Topics
Reactive plasticizers. Bioplasticizers derived from natural sources: - ESBO and other epoxidized vegetable oils - Isosorbide esters such as POLYSORB ID - Oil derivatives such as Grindsted SOFT-N-SAFE - Citrates such as CITROFOL BII [acetyltributyl citrate (ATBC)] - Succinic acid derivatives. 7.24.1 Non-banned Phthalates
Preparation and Properties Evaluation of an Epoxy Resin
Preparation and Properties Evaluation of an Epoxy Resin Toughened by a Combination of Reactive Polyester and Kaolin 1. INTRODUCTION Epoxy resins are widely used as matrices for high performance composite materials, surface coatings and adhesive joints. However, due to their high crosslink density, these IC materials exhibit low impact strength,
US4322505A - Reactive polyester resin-plasticizer composition
Reactive polyester resin-plasticizer composition Download PDF Info Publication number US4322505A. US4322505A US06/198,556 US19855680A US4322505A US 4322505 A US4322505 A US 4322505A US 19855680 A US19855680 A US 19855680A US 4322505 A US4322505 A US 4322505A
Unsaturated Polyesters
most are prepared solely with reactive vinly type monmomers. Common initiators include methyl ethyl ketone peroxide (MEKP), benzoyl peroxide (BPO), and acetylacetone peroxide (AAP). An Interpenetrating polymer network (IPN) consists of two or more polymers which are at least partially interlaced on a microscopic scale
Eugene F. Jacobs Inventions, Patents and Patent Applications
Abstract: A reactive polyester resin composition comprising a polyester resin having ethylenically unsaturated terminal groups, and a reactive, aliphatic plasticizer compatible with the resin and having ethylenically unsaturated terminal groups. By virtue of the terminal ethylenic unsaturation, the composition can be cross-linked with, e.g
- What is a reactive plasticizer?
- Learn more. This review is about the reactive plasticizer. Plasticizers are small molecules with low molecular weight. These compounds typically have an esteric structure. The plasticizers reduce the glass transition temperature, and the viscosity of the polymer also enhances the flexibility and processability of polymer materials.
- Can bio-based unsaturated polyester resin be substituted for petroleum polymer materials?
- Thus, it is more realistic to develop partially substituted petroleum polymer materials. In this work, we improved the rheological properties of fully bio-based unsaturated polyester resin by utilizing a mixture of bio-based and petroleum based reactive diluent, dimethyl itaconate and methyl methacrylate, respectively.
- Does a modification of unsaturated polyester resin improve mechanical properties?
- Specifically, the modification of unsaturated polyester resin has been reported to improve the impact property, thermal stability and elongation at break but produces marginal difference in other mechanical properties when Dioctyl phthalate (DOP) was used as a modifier . ...
- What are the different types of reactive plasticizers?
- Other candidates such as furfural (F), furfuryl alcohol (FA) and methyl anthranilate (MA) are examples of the second category. These three reactive plasticizers can form very different structures. Reactions involving furfuryl alcohol (FA) should not yield any additional crosslinks between phenolic resin and HMTA.
- What are unsaturated polyester resins?
- Unsaturated polyester resins (UPRs) are one of the most essential classes of polymers and highly versatile as they can easily be tailor-made to achieve the desired properties. Since the middle of the 20th century, when commercial production started, UPRs have been used with great success in many industrial sectors .
- Which plasticizer should be used in crosslinking reactions?
- In addition, all plasticizers should also have a strong polar group which can disrupt the hydrogen bonds in the resin. Two categories of plasticizers, reactive and non-reactive, can be used in the crosslinking reactions. The non-reactive plasticizers serve only as facilitators for plasticization and dissolution of the two components .
