US 11,702,516 B2
Curative composition and a resin composition containing the curative composition
David Allan Tilbrook, Saffron Walden (GB); Christopher Robert Mason, Newmarket (GB); and Martin Richard Simmons, Baldock (GB)
Assigned to HEXCEL COMPOSITES LIMITED, Duxford (GB)
Appl. No. 16/769,762
Filed by HEXCEL COMPOSITES LIMITED, Duxford (GB)
PCT Filed Dec. 20, 2018, PCT No. PCT/EP2018/086445
§ 371(c)(1), (2) Date Jun. 4, 2020,
PCT Pub. No. WO2019/122272, PCT Pub. Date Jun. 27, 2019.
Claims priority of application No. 1721593 (GB), filed on Dec. 21, 2017.
Prior Publication US 2020/0385536 A1, Dec. 10, 2020
Int. Cl. C08J 3/24 (2006.01); C08G 59/50 (2006.01); C08K 9/10 (2006.01); C08L 63/00 (2006.01); C08J 5/24 (2006.01); C08K 5/3445 (2006.01); C08K 5/13 (2006.01); C08K 5/09 (2006.01)
CPC C08J 3/241 (2013.01) [C08G 59/50 (2013.01); C08J 5/243 (2021.05); C08K 5/09 (2013.01); C08K 5/13 (2013.01); C08K 5/3445 (2013.01); C08K 9/10 (2013.01); C08L 63/00 (2013.01); C08J 2363/00 (2013.01)] 5 Claims
 
1. A clathrate composition containing a host component (A) and a guest component (B),
i. the host component (A) being defined by
a. the formula (I):

OG Complex Work Unit Chemistry
where n is 1
Ar is a substituted or unsubstituted aryl group
X is independently selected from H, OH, a substituted or unsubstituted alkyl group and a substituted or unsubstituted aryl group;
Y is independently selected from H, OH, an aryl group, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aryl group;
wherein two or more of X, Y and Ar are an aryl group with a hydroxyl sub stituent;
wherein R is a divalent substituted or unsubstituted aliphatic hydrocarbyl group
and
wherein Z is COOH; and
b. the guest component (B) is selected from at least one compound selected from the group consisting of compounds represented by formula (II):

OG Complex Work Unit Chemistry
in which R1 each independently represents a hydrogen atom, a C10-C10 alkyl group, an aryl group, an arylalkyl group, or a cyanoethyl group, and R2 to R4 each independently represent a hydrogen atom, a nitro group, a halogen atom, a C1-C20 alkyl group, a C1-C20 alkyl group substituted with a hydroxy group, an aryl group, an arylalkyl group, or a C1-C20 acyl group; and a part with a dashed line represents a single bond or a double bond.