Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Methanol | HCID 887 | — |
| Reactant | Maleic Anhydride | HCID 7923 | — |
| Reactant | 1-Octene | HCID 8125 | — |
| Solvent | Propylene glycol methyl ether acetate | HCID 7946 | — |
| Product | HCID 86753307 | HCID 86753307 | — |
Reaction Steps
A solution of 9.8 g of maleic anhydride (0.1 mole) and 11.2 g of 1-octene (0.1 mole) in 30 g of propylene glycol methyl ether acetate was heated under agitation and nitrogen to 95° C. A solution of 2 g of t-butyl peroxy-2-ethylhexanoate in 6 g of propylene glycol methyl ether acetate was then injected into the reaction vessel within half hour via a syringe pump. The reactants were agitated for another 2 hours at 95° C. before being cooled to room temperature. The product was then poured into methanol which caused precipitation of a white solid which was filtered and air-dried to give 12.7 g of a maleic acid/1-octene copolymer having a number 2 0 average molecular weight by vapor phase osmometry (VPO) of 2800. The approximate composition of the copolymer by 13CNMR:
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US05834088 |
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| Source dataset | uspto-grants-1998_11 |
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| ORD ID | ord-479a37bf04e04f21999fec8c207e03b3 |
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| Source note | uspto-grants-1998_11 |
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